import java.util.ArrayList;
import java.util.HashMap;
+import java.util.HashSet;
import net.sourceforge.phpdt.core.compiler.CharOperation;
import net.sourceforge.phpdt.core.compiler.ITerminalSymbols;
import net.sourceforge.phpeclipse.internal.compiler.ast.ASTNode;
import net.sourceforge.phpeclipse.internal.compiler.ast.AbstractMethodDeclaration;
import net.sourceforge.phpeclipse.internal.compiler.ast.BinaryExpression;
+import net.sourceforge.phpeclipse.internal.compiler.ast.Block;
+import net.sourceforge.phpeclipse.internal.compiler.ast.BreakStatement;
import net.sourceforge.phpeclipse.internal.compiler.ast.CompilationUnitDeclaration;
import net.sourceforge.phpeclipse.internal.compiler.ast.ConditionalExpression;
-import net.sourceforge.phpeclipse.internal.compiler.ast.EmptyStatement;
+import net.sourceforge.phpeclipse.internal.compiler.ast.ContinueStatement;
import net.sourceforge.phpeclipse.internal.compiler.ast.EqualExpression;
import net.sourceforge.phpeclipse.internal.compiler.ast.Expression;
import net.sourceforge.phpeclipse.internal.compiler.ast.FieldDeclaration;
import net.sourceforge.phpeclipse.internal.compiler.ast.MethodDeclaration;
import net.sourceforge.phpeclipse.internal.compiler.ast.OR_OR_Expression;
import net.sourceforge.phpeclipse.internal.compiler.ast.OperatorIds;
+import net.sourceforge.phpeclipse.internal.compiler.ast.ReturnStatement;
import net.sourceforge.phpeclipse.internal.compiler.ast.SingleTypeReference;
import net.sourceforge.phpeclipse.internal.compiler.ast.Statement;
import net.sourceforge.phpeclipse.internal.compiler.ast.StringLiteral;
protected boolean diet = false; //tells the scanner to jump over some
- // parts of the code/expressions like
- // method bodies
- //scanner token
+ /**
+ * the PHP token scanner
+ */
public Scanner scanner;
- // private ArrayList phpList;
-
- // private int currentPHPString;
-
- // private boolean phpEnd;
-
- // private static HashMap keywordMap = null;
- private String str;
-
- // current character
- // char ch;
- // current token
int token;
- // row counter for syntax errors:
- //int rowCount;
- // column counter for syntax errors:
- //int columnCount;
- //int chIndx;
- //
- // // current identifier
- // String identifier;
- // Long longNumber;
-
- // Double doubleNumber;
-
- // private String stringValue;
-
- /** Contains the current expression. */
- // private StringBuffer expression;
- //private boolean phpMode;
protected int modifiers;
protected int modifiersSourceStart;
protected Parser(ProblemReporter problemReporter) {
this.problemReporter = problemReporter;
this.options = problemReporter.options;
- // this.currentPHPString = 0;
- // PHPParserSuperclass.fileToParse = fileToParse;
- // this.phpList = null;
- // this.indexManager = null;
- this.str = "";
this.token = TokenNameEOF;
- // this.chIndx = 0;
- // this.rowCount = 1;
- // this.columnCount = 0;
- // this.phpEnd = false;
- // getNextToken();
this.initializeScanner();
}
public void setFileToParse(IFile fileToParse) {
- // this.currentPHPString = 0;
- // PHPParserSuperclass.fileToParse = fileToParse;
- // this.phpList = null;
- // this.indexManager = null;
- this.str = "";
this.token = TokenNameEOF;
- // this.phpEnd = false;
this.initializeScanner();
}
// PHPParserSuperclass.fileToParse = fileToParse;
// this.phpList = null;
this.includesList = null;
- this.str = "";
+// this.str = "";
this.token = TokenNameEOF;
// this.chIndx = 0;
// this.rowCount = 1;
*/
private void throwSyntaxError(String error) {
int problemStartPosition = scanner.getCurrentTokenStartPosition();
- int problemEndPosition = scanner.getCurrentTokenEndPosition();
- throwSyntaxError(error, problemStartPosition, problemEndPosition + 1);
+ int problemEndPosition = scanner.getCurrentTokenEndPosition() + 1;
+ if (scanner.source.length <= problemEndPosition && problemEndPosition > 0) {
+ problemEndPosition = scanner.source.length - 1;
+ if (problemStartPosition > 0 && problemStartPosition >= problemEndPosition && problemEndPosition > 0) {
+ problemStartPosition = problemEndPosition - 1;
+ }
+ }
+ throwSyntaxError(error, problemStartPosition, problemEndPosition);
}
/**
}
}
- private void reportSyntaxWarning(String error, int problemStartPosition, int problemEndPosition) {
- if (referenceContext != null) {
- problemReporter.phpParsingWarning(new String[] { error }, problemStartPosition, problemEndPosition, referenceContext,
- compilationUnit.compilationResult);
- }
- }
+// private void reportSyntaxWarning(String error, int problemStartPosition, int problemEndPosition) {
+// if (referenceContext != null) {
+// problemReporter.phpParsingWarning(new String[] { error }, problemStartPosition, problemEndPosition, referenceContext,
+// compilationUnit.compilationResult);
+// }
+// }
/**
* gets the next token from input
}
public void init(String s) {
- this.str = s;
+// this.str = s;
this.token = TokenNameEOF;
this.includesList = new ArrayList();
// this.chIndx = 0;
referenceContext = null;
this.includesList = new ArrayList();
// this.indexManager = indexManager;
- this.str = "";
+// this.str = "";
this.token = TokenNameEOF;
// this.chIndx = 0;
// this.rowCount = 1;
*/
public void parse(String s, HashMap variables) {
fMethodVariables = variables;
+ fStackUnassigned = new ArrayList();
init(s);
parse();
}
throwSyntaxError("End-of-file not reached.");
}
break;
- } catch (SyntaxError sytaxErr1) {
+ } catch (SyntaxError syntaxError) {
+ // syntaxError.printStackTrace();
break;
- // // if an error occured,
- // // try to find keywords 'abstract' 'final' 'class' or 'function'
- // // to parse the rest of the string
- // boolean tokenize = scanner.tokenizeStrings;
- // if (!tokenize) {
- // scanner.tokenizeStrings = true;
- // }
- // try {
- // while (token != TokenNameEOF) {
- // if (token == TokenNameabstract || token == TokenNamefinal || token == TokenNameclass || token == TokenNamefunction) {
- // break;
- // }
- // getNextToken();
- // }
- // if (token == TokenNameEOF) {
- // break;
- // }
- // } catch (SyntaxError sytaxErr2) {
- // break;
- // } finally {
- // scanner.tokenizeStrings = tokenize;
- // }
}
} while (true);
} catch (SyntaxError sytaxErr1) {
return;
} finally {
- int sourceEnd = scanner.getCurrentTokenStartPosition();
+ int sourceEnd = methodDecl.sourceEnd;
if (sourceEnd <= 0 || methodDecl.declarationSourceStart > sourceEnd) {
sourceEnd = methodDecl.declarationSourceStart + 1;
}
+ methodDecl.sourceEnd = sourceEnd;
methodDecl.declarationSourceEnd = sourceEnd;
}
}
return compilationUnit;
}
- private boolean isVariable() {
- return token == TokenNameVariable; // || token == TokenNamethis;
- }
-
- private void statementList() {
+ private Block statementList() {
+ boolean branchStatement = false;
+ Statement statement;
+ int blockStart = scanner.getCurrentTokenStartPosition();
+ ArrayList blockStatements = new ArrayList();
do {
try {
- statement(TokenNameEOF);
+ statement = statement();
+ blockStatements.add(statement);
+ if (branchStatement && statement != null) {
+ // reportSyntaxError("Unreachable code", statement.sourceStart, statement.sourceEnd);
+ problemReporter.unreachableCode(new String(scanner.getCurrentIdentifierSource()), statement.sourceStart,
+ statement.sourceEnd, referenceContext, compilationUnit.compilationResult);
+ }
if ((token == TokenNameRBRACE) || (token == TokenNamecase) || (token == TokenNamedefault) || (token == TokenNameelse)
|| (token == TokenNameelseif) || (token == TokenNameendif) || (token == TokenNameendfor)
|| (token == TokenNameendforeach) || (token == TokenNameendwhile) || (token == TokenNameendswitch)
|| (token == TokenNameenddeclare) || (token == TokenNameEOF) || (token == TokenNameERROR)) {
- return;
+ return createBlock(blockStart, blockStatements);
}
+ branchStatement = checkUnreachableStatements(statement);
} catch (SyntaxError sytaxErr1) {
// if an error occured,
// try to find keywords
|| (token == TokenNameelseif) || (token == TokenNameendif) || (token == TokenNameendfor)
|| (token == TokenNameendforeach) || (token == TokenNameendwhile) || (token == TokenNameendswitch)
|| (token == TokenNameenddeclare) || (token == TokenNameEOF) || (token == TokenNameERROR)) {
- return;
+ return createBlock(blockStart, blockStatements);
}
if (token == TokenNameif || token == TokenNameswitch || token == TokenNamefor || token == TokenNamewhile
|| token == TokenNamedo || token == TokenNameforeach || token == TokenNamecontinue || token == TokenNamebreak
} while (true);
}
+ /**
+ * @param statement
+ * @return
+ */
+ private boolean checkUnreachableStatements(Statement statement) {
+ if (statement instanceof ReturnStatement || statement instanceof ContinueStatement || statement instanceof BreakStatement) {
+ return true;
+ } else if (statement instanceof IfStatement && ((IfStatement) statement).checkUnreachable) {
+ return true;
+ }
+ return false;
+ }
+
+ /**
+ * @param blockStart
+ * @param blockStatements
+ * @return
+ */
+ private Block createBlock(int blockStart, ArrayList blockStatements) {
+ int blockEnd = scanner.getCurrentTokenEndPosition();
+ Block b = Block.EmptyWith(blockStart, blockEnd);
+ b.statements = new Statement[blockStatements.size()];
+ blockStatements.toArray(b.statements);
+ return b;
+ }
+
private void functionBody(MethodDeclaration methodDecl) {
// '{' [statement-list] '}'
if (token == TokenNameLBRACE) {
getNextToken();
} else {
+ methodDecl.sourceEnd = scanner.getCurrentTokenStartPosition() - 1;
throwSyntaxError("'{' expected in compound-statement.");
}
if (token != TokenNameRBRACE) {
statementList();
}
if (token == TokenNameRBRACE) {
- // methodDecl.declarationSourceEnd = scanner.getCurrentTokenEndPosition();
+ methodDecl.sourceEnd = scanner.getCurrentTokenEndPosition();
getNextToken();
} else {
+ methodDecl.sourceEnd = scanner.getCurrentTokenStartPosition() - 1;
throwSyntaxError("'}' expected in compound-statement.");
}
}
- private Statement statement(int previousToken) {
+ private Statement statement() {
Statement statement = null;
Expression expression;
int sourceStart = scanner.getCurrentTokenStartPosition();
+ int sourceEnd;
if (token == TokenNameif) {
+ // T_IF '(' expr ')' statement elseif_list else_single
+ // T_IF '(' expr ')' ':' inner_statement_list new_elseif_list new_else_single T_ENDIF ';'
getNextToken();
if (token == TokenNameLPAREN) {
getNextToken();
} else {
throwSyntaxError("')' expected after 'if' condition.");
}
- ifStatement();
- return new IfStatement(expression, statement, sourceStart, scanner.getCurrentTokenEndPosition());
+ // create basic IfStatement
+ IfStatement ifStatement = new IfStatement(expression, null, null, sourceStart, -1);
+ if (token == TokenNameCOLON) {
+ getNextToken();
+ ifStatementColon(ifStatement);
+ } else {
+ ifStatement(ifStatement);
+ }
+ return ifStatement;
} else if (token == TokenNameswitch) {
getNextToken();
if (token == TokenNameLPAREN) {
throwSyntaxError("'}' expected after 'do' keyword.");
}
} else {
- statement(TokenNameEOF);
+ statement();
}
if (token == TokenNamewhile) {
getNextToken();
foreach_optional_arg();
if (token == TokenNameEQUAL_GREATER) {
getNextToken();
- variable();
+ variable(false, false);
}
if (token == TokenNameRPAREN) {
getNextToken();
}
foreachStatement();
return statement;
- } else if (token == TokenNamecontinue || token == TokenNamebreak || token == TokenNamereturn) {
+ } else if (token == TokenNamebreak) {
+ expression = null;
getNextToken();
if (token != TokenNameSEMICOLON) {
- expr();
+ expression = expr();
}
if (token == TokenNameSEMICOLON) {
+ sourceEnd = scanner.getCurrentTokenEndPosition();
getNextToken();
} else {
if (token != TokenNameINLINE_HTML) {
- throwSyntaxError("';' expected after 'continue', 'break' or 'return'.");
+ throwSyntaxError("';' expected after 'break'.");
}
+ sourceEnd = scanner.getCurrentTokenEndPosition();
getNextToken();
}
- return statement;
+ return new BreakStatement(null, sourceStart, sourceEnd);
+ } else if (token == TokenNamecontinue) {
+ expression = null;
+ getNextToken();
+ if (token != TokenNameSEMICOLON) {
+ expression = expr();
+ }
+ if (token == TokenNameSEMICOLON) {
+ sourceEnd = scanner.getCurrentTokenEndPosition();
+ getNextToken();
+ } else {
+ if (token != TokenNameINLINE_HTML) {
+ throwSyntaxError("';' expected after 'continue'.");
+ }
+ sourceEnd = scanner.getCurrentTokenEndPosition();
+ getNextToken();
+ }
+ return new ContinueStatement(null, sourceStart, sourceEnd);
+ } else if (token == TokenNamereturn) {
+ expression = null;
+ getNextToken();
+ if (token != TokenNameSEMICOLON) {
+ expression = expr();
+ }
+ if (token == TokenNameSEMICOLON) {
+ sourceEnd = scanner.getCurrentTokenEndPosition();
+ getNextToken();
+ } else {
+ if (token != TokenNameINLINE_HTML) {
+ throwSyntaxError("';' expected after 'return'.");
+ }
+ sourceEnd = scanner.getCurrentTokenEndPosition();
+ getNextToken();
+ }
+ return new ReturnStatement(expression, sourceStart, sourceEnd);
} else if (token == TokenNameecho) {
getNextToken();
expressionList();
}
return statement;
} else if (token == TokenNameINLINE_HTML) {
- getNextToken();
+ if (scanner.phpExpressionTag) {
+ // start of <?= ... ?> block
+ getNextToken();
+ expr();
+ if (token == TokenNameSEMICOLON) {
+ getNextToken();
+ }
+ if (token != TokenNameINLINE_HTML) {
+ throwSyntaxError("Missing '?>' for open PHP expression block ('<?=').");
+ }
+ } else {
+ getNextToken();
+ }
return statement;
// } else if (token == TokenNameprint) {
// getNextToken();
getNextToken();
functionDefinition(methodDecl);
} finally {
- int sourceEnd = scanner.getCurrentTokenStartPosition();
+ sourceEnd = methodDecl.sourceEnd;
if (sourceEnd <= 0 || methodDecl.declarationSourceStart > sourceEnd) {
sourceEnd = methodDecl.declarationSourceStart + 1;
}
methodDecl.declarationSourceEnd = sourceEnd;
+ methodDecl.sourceEnd = sourceEnd;
}
return statement;
} else if (token == TokenNamedeclare) {
if (token != TokenNameVariable) {
throwSyntaxError("Variable expected in 'catch' statement.");
}
+ addVariableSet();
getNextToken();
if (token != TokenNameRPAREN) {
throwSyntaxError("')' expected in 'catch' statement.");
} else if (token == TokenNameLBRACE) {
getNextToken();
if (token != TokenNameRBRACE) {
- statementList();
+ statement = statementList();
}
if (token == TokenNameRBRACE) {
getNextToken();
}
getNextToken();
} else {
- statement(TokenNameRPAREN);
+ statement();
}
}
if (token != TokenNameVariable) {
throwSyntaxError("Variable expected in 'catch' statement.");
}
+ addVariableSet();
getNextToken();
if (token != TokenNameRPAREN) {
throwSyntaxError("')' expected in 'catch' statement.");
if (token == TokenNameAND) {
getNextToken();
}
- w_variable();
+ w_variable(true);
}
private void foreach_optional_arg() {
// global_var_list:
// global_var_list ',' global_var
//| global_var
+ HashSet set = peekVariableSet();
while (true) {
- global_var();
+ global_var(set);
if (token != TokenNameCOMMA) {
break;
}
}
}
- private void global_var() {
+ private void global_var(HashSet set) {
//global_var:
// T_VARIABLE
//| '$' r_variable
//| '$' '{' expr '}'
if (token == TokenNameVariable) {
- VariableInfo info = new VariableInfo(scanner.getCurrentTokenStartPosition(), VariableInfo.LEVEL_GLOBAL_VAR);
if (fMethodVariables != null) {
+ VariableInfo info = new VariableInfo(scanner.getCurrentTokenStartPosition(), VariableInfo.LEVEL_GLOBAL_VAR);
fMethodVariables.put(new String(scanner.getCurrentIdentifierSource()), info);
}
+ addVariableSet(set);
getNextToken();
} else if (token == TokenNameDOLLAR) {
getNextToken();
// static_var_list ',' T_VARIABLE
//| static_var_list ',' T_VARIABLE '=' static_scalar
//| T_VARIABLE
- //| T_VARIABLE '=' static_scalar
+ //| T_VARIABLE '=' static_scalar,
+ HashSet set = peekVariableSet();
while (true) {
if (token == TokenNameVariable) {
- VariableInfo info = new VariableInfo(scanner.getCurrentTokenStartPosition(), VariableInfo.LEVEL_STATIC_VAR);
if (fMethodVariables != null) {
+ VariableInfo info = new VariableInfo(scanner.getCurrentTokenStartPosition(), VariableInfo.LEVEL_STATIC_VAR);
fMethodVariables.put(new String(scanner.getCurrentIdentifierSource()), info);
}
+ addVariableSet(set);
getNextToken();
if (token == TokenNameEQUAL) {
getNextToken();
// unset_variable:
// variable
while (true) {
- variable();
+ variable(false, false);
if (token != TokenNameCOMMA) {
break;
}
}
}
- private void class_extends(TypeDeclaration typeDecl) {
- // /* empty */
- // | T_EXTENDS interface_list
- if (token == TokenNameextends) {
- getNextToken();
-
- if (token == TokenNameIdentifier) {
- getNextToken();
- } else {
- throwSyntaxError("Class name expected after keyword 'extends'.");
- }
- }
- }
+// private void class_extends(TypeDeclaration typeDecl) {
+// // /* empty */
+// // | T_EXTENDS interface_list
+// if (token == TokenNameextends) {
+// getNextToken();
+//
+// if (token == TokenNameIdentifier) {
+// getNextToken();
+// } else {
+// throwSyntaxError("Class name expected after keyword 'extends'.");
+// }
+// }
+// }
private void interface_extends_list(TypeDeclaration typeDecl) {
// /* empty */
getNextToken();
functionDefinition(methodDecl);
} finally {
- int sourceEnd = scanner.getCurrentTokenStartPosition();
+ int sourceEnd = methodDecl.sourceEnd;
if (sourceEnd <= 0 || methodDecl.declarationSourceStart > sourceEnd) {
sourceEnd = methodDecl.declarationSourceStart + 1;
}
methodDecl.declarationSourceEnd = sourceEnd;
+ methodDecl.sourceEnd = sourceEnd;
}
} else {
if (!hasModifiers) {
}
}
}
- functionDeclarator(methodDecl);
- if (token == TokenNameSEMICOLON) {
- if (!isAbstract) {
- throwSyntaxError("Body declaration expected for method: " + new String(methodDecl.selector));
+ try {
+ pushFunctionVariableSet();
+ functionDeclarator(methodDecl);
+ if (token == TokenNameSEMICOLON) {
+ if (!isAbstract) {
+ methodDecl.sourceEnd = scanner.getCurrentTokenStartPosition() - 1;
+ throwSyntaxError("Body declaration expected for method: " + new String(methodDecl.selector));
+ }
+ getNextToken();
+ return;
+ }
+ functionBody(methodDecl);
+ } finally {
+ if (!fStackUnassigned.isEmpty()) {
+ fStackUnassigned.remove(fStackUnassigned.size() - 1);
}
- getNextToken();
- return;
}
- functionBody(methodDecl);
}
private void functionDeclarator(MethodDeclaration methodDecl) {
if (token == TokenNameLPAREN) {
getNextToken();
} else {
+ methodDecl.sourceEnd = scanner.getCurrentTokenStartPosition() - 1;
throwSyntaxError("'(' expected in function declaration.");
}
if (token != TokenNameRPAREN) {
parameter_list(methodDecl);
}
if (token != TokenNameRPAREN) {
+ methodDecl.sourceEnd = scanner.getCurrentTokenStartPosition() - 1;
throwSyntaxError("')' expected in function declaration.");
} else {
methodDecl.bodyStart = scanner.getCurrentTokenEndPosition() + 1;
}
} else {
methodDecl.selector = "<undefined>".toCharArray();
+ methodDecl.sourceEnd = scanner.getCurrentTokenStartPosition() - 1;
throwSyntaxError("Function name expected after keyword 'function'.");
}
}
// static_scalar
char[] typeIdentifier = null;
if (token == TokenNameIdentifier || token == TokenNameVariable || token == TokenNameAND) {
+ HashSet set = peekVariableSet();
while (true) {
if (token == TokenNameIdentifier) {
typeIdentifier = scanner.getCurrentIdentifierSource();
info.typeIdentifier = typeIdentifier;
fMethodVariables.put(new String(scanner.getCurrentIdentifierSource()), info);
}
+ addVariableSet(set);
getNextToken();
if (token == TokenNameEQUAL) {
getNextToken();
} while (token == TokenNamecase || token == TokenNamedefault);
}
- // public void labeledStatement() {
- // if (token == TokenNamecase) {
- // getNextToken();
- // constant();
- // if (token == TokenNameDDOT) {
- // getNextToken();
- // statement();
- // } else {
- // throwSyntaxError("':' character after 'case' constant expected.");
- // }
- // return;
- // } else if (token == TokenNamedefault) {
- // getNextToken();
- // if (token == TokenNameDDOT) {
- // getNextToken();
- // statement();
- // } else {
- // throwSyntaxError("':' character after 'default' expected.");
- // }
- // return;
- // }
- // }
- // public void expressionStatement() {
- // }
- // private void inclusionStatement() {
- // }
- // public void compoundStatement() {
- // }
- // public void selectionStatement() {
- // }
- //
- // public void iterationStatement() {
- // }
- //
- // public void jumpStatement() {
- // }
- //
- // public void outputStatement() {
- // }
- //
- // public void scopeStatement() {
- // }
- //
- // public void flowStatement() {
- // }
- //
- // public void definitionStatement() {
- // }
- private void ifStatement() {
- // ':' statement-list [elseif-list] [else-colon-statement] 'endif' ';'
- if (token == TokenNameCOLON) {
- getNextToken();
- if (token != TokenNameendif) {
- statementList();
- switch (token) {
- case TokenNameelse:
- getNextToken();
- if (token == TokenNameCOLON) {
- getNextToken();
- if (token != TokenNameendif) {
- statementList();
- }
- } else {
- if (token == TokenNameif) { //'else if'
- getNextToken();
- elseifStatementList();
- } else {
- throwSyntaxError("':' expected after 'else'.");
- }
- }
- break;
- case TokenNameelseif:
- getNextToken();
- elseifStatementList();
- break;
+ private void ifStatementColon(IfStatement iState) {
+ // T_IF '(' expr ')' ':' inner_statement_list new_elseif_list new_else_single T_ENDIF ';'
+ HashSet assignedVariableSet = null;
+ try {
+ Block b = inner_statement_list();
+ iState.thenStatement = b;
+ checkUnreachable(iState, b);
+ } finally {
+ assignedVariableSet = removeIfVariableSet();
+ }
+ if (token == TokenNameelseif) {
+ try {
+ pushIfVariableSet();
+ new_elseif_list(iState);
+ } finally {
+ HashSet set = removeIfVariableSet();
+ if (assignedVariableSet != null) {
+ assignedVariableSet.addAll(set);
}
}
- if (token != TokenNameendif) {
- throwSyntaxError("'endif' expected.");
+ }
+ try {
+ pushIfVariableSet();
+ new_else_single(iState);
+ } finally {
+ HashSet set = removeIfVariableSet();
+ if (assignedVariableSet != null) {
+ HashSet topSet = peekVariableSet();
+ if (topSet != null) {
+ topSet.addAll(set);
+ topSet.addAll(assignedVariableSet);
+ }
}
+ }
+ if (token != TokenNameendif) {
+ throwSyntaxError("'endif' expected.");
+ }
+ getNextToken();
+ if (token != TokenNameSEMICOLON) {
+ reportSyntaxError("';' expected after if-statement.");
+ iState.sourceEnd = scanner.getCurrentTokenStartPosition();
+ } else {
+ iState.sourceEnd = scanner.getCurrentTokenEndPosition();
getNextToken();
- if (token != TokenNameSEMICOLON) {
- throwSyntaxError("';' expected after if-statement.");
+ }
+ }
+
+ private void ifStatement(IfStatement iState) {
+ // T_IF '(' expr ')' statement elseif_list else_single
+ HashSet assignedVariableSet = null;
+ try {
+ pushIfVariableSet();
+ Statement s = statement();
+ iState.thenStatement = s;
+ checkUnreachable(iState, s);
+ } finally {
+ assignedVariableSet = removeIfVariableSet();
+ }
+
+ if (token == TokenNameelseif) {
+ try {
+ pushIfVariableSet();
+ elseif_list(iState);
+ } finally {
+ HashSet set = removeIfVariableSet();
+ if (assignedVariableSet != null) {
+ assignedVariableSet.addAll(set);
+ }
+ }
+ }
+ try {
+ pushIfVariableSet();
+ else_single(iState);
+ } finally {
+ HashSet set = removeIfVariableSet();
+ if (assignedVariableSet != null) {
+ HashSet topSet = peekVariableSet();
+ if (topSet != null) {
+ topSet.addAll(set);
+ topSet.addAll(assignedVariableSet);
+ }
}
+ }
+ }
+
+ private void elseif_list(IfStatement iState) {
+ // /* empty */
+ //| elseif_list T_ELSEIF '(' expr ')' statement
+ ArrayList conditionList = new ArrayList();
+ ArrayList statementList = new ArrayList();
+ Expression e;
+ Statement s;
+ while (token == TokenNameelseif) {
getNextToken();
- } else {
- // statement [else-statement]
- statement(TokenNameEOF);
- if (token == TokenNameelseif) {
+ if (token == TokenNameLPAREN) {
getNextToken();
- if (token == TokenNameLPAREN) {
- getNextToken();
- } else {
- throwSyntaxError("'(' expected after 'elseif' keyword.");
- }
- expr();
- if (token == TokenNameRPAREN) {
- getNextToken();
- } else {
- throwSyntaxError("')' expected after 'elseif' condition.");
- }
- ifStatement();
- } else if (token == TokenNameelse) {
+ } else {
+ throwSyntaxError("'(' expected after 'elseif' keyword.");
+ }
+ e = expr();
+ conditionList.add(e);
+ if (token == TokenNameRPAREN) {
getNextToken();
- statement(TokenNameEOF);
+ } else {
+ throwSyntaxError("')' expected after 'elseif' condition.");
}
+ s = statement();
+ statementList.add(s);
+ checkUnreachable(iState, s);
}
+ iState.elseifConditions = new Expression[conditionList.size()];
+ iState.elseifStatements = new Statement[statementList.size()];
+ conditionList.toArray(iState.elseifConditions);
+ statementList.toArray(iState.elseifStatements);
}
- private void elseifStatementList() {
- do {
- elseifStatement();
- switch (token) {
- case TokenNameelse:
+ private void new_elseif_list(IfStatement iState) {
+ // /* empty */
+ //| new_elseif_list T_ELSEIF '(' expr ')' ':' inner_statement_list
+ ArrayList conditionList = new ArrayList();
+ ArrayList statementList = new ArrayList();
+ Expression e;
+ Block b;
+ while (token == TokenNameelseif) {
+ getNextToken();
+ if (token == TokenNameLPAREN) {
getNextToken();
- if (token == TokenNameCOLON) {
- getNextToken();
- if (token != TokenNameendif) {
- statementList();
- }
- return;
- } else {
- if (token == TokenNameif) { //'else if'
- getNextToken();
- } else {
- throwSyntaxError("':' expected after 'else'.");
- }
- }
- break;
- case TokenNameelseif:
+ } else {
+ throwSyntaxError("'(' expected after 'elseif' keyword.");
+ }
+ e = expr();
+ conditionList.add(e);
+ if (token == TokenNameRPAREN) {
getNextToken();
- break;
- default:
- return;
+ } else {
+ throwSyntaxError("')' expected after 'elseif' condition.");
}
- } while (true);
+ if (token == TokenNameCOLON) {
+ getNextToken();
+ } else {
+ throwSyntaxError("':' expected after 'elseif' keyword.");
+ }
+ b = inner_statement_list();
+ statementList.add(b);
+ checkUnreachable(iState, b);
+ }
+ iState.elseifConditions = new Expression[conditionList.size()];
+ iState.elseifStatements = new Statement[statementList.size()];
+ conditionList.toArray(iState.elseifConditions);
+ statementList.toArray(iState.elseifStatements);
}
- private void elseifStatement() {
- if (token == TokenNameLPAREN) {
+ private void else_single(IfStatement iState) {
+ // /* empty */
+ // T_ELSE statement
+ if (token == TokenNameelse) {
getNextToken();
- expr();
- if (token != TokenNameRPAREN) {
- throwSyntaxError("')' expected in else-if-statement.");
- }
+ Statement s = statement();
+ iState.elseStatement = s;
+ checkUnreachable(iState, s);
+ } else {
+ iState.checkUnreachable = false;
+ }
+ iState.sourceEnd = scanner.getCurrentTokenStartPosition();
+ }
+
+ private void new_else_single(IfStatement iState) {
+ // /* empty */
+ //| T_ELSE ':' inner_statement_list
+ if (token == TokenNameelse) {
getNextToken();
- if (token != TokenNameCOLON) {
- throwSyntaxError("':' expected in else-if-statement.");
+ if (token == TokenNameCOLON) {
+ getNextToken();
+ } else {
+ throwSyntaxError("':' expected after 'else' keyword.");
}
- getNextToken();
- if (token != TokenNameendif) {
- statementList();
+ Block b = inner_statement_list();
+ iState.elseStatement = b;
+ checkUnreachable(iState, b);
+ } else {
+ iState.checkUnreachable = false;
+ }
+ }
+
+ private Block inner_statement_list() {
+ // inner_statement_list inner_statement
+ // /* empty */
+ return statementList();
+ }
+
+ /**
+ * @param iState
+ * @param b
+ */
+ private void checkUnreachable(IfStatement iState, Statement s) {
+ if (s instanceof Block) {
+ Block b = (Block) s;
+ if (b.statements == null || b.statements.length == 0) {
+ iState.checkUnreachable = false;
+ } else {
+ int off = b.statements.length - 1;
+ if (!(b.statements[off] instanceof ReturnStatement) && !(b.statements[off] instanceof ContinueStatement)
+ && !(b.statements[off] instanceof BreakStatement)) {
+ if (!(b.statements[off] instanceof IfStatement) || !((IfStatement) b.statements[off]).checkUnreachable) {
+ iState.checkUnreachable = false;
+ }
+ }
+ }
+ } else {
+ if (!(s instanceof ReturnStatement) && !(s instanceof ContinueStatement) && !(s instanceof BreakStatement)) {
+ if (!(s instanceof IfStatement) || !((IfStatement) s).checkUnreachable) {
+ iState.checkUnreachable = false;
+ }
}
}
}
+ // private void elseifStatementList() {
+ // do {
+ // elseifStatement();
+ // switch (token) {
+ // case TokenNameelse:
+ // getNextToken();
+ // if (token == TokenNameCOLON) {
+ // getNextToken();
+ // if (token != TokenNameendif) {
+ // statementList();
+ // }
+ // return;
+ // } else {
+ // if (token == TokenNameif) { //'else if'
+ // getNextToken();
+ // } else {
+ // throwSyntaxError("':' expected after 'else'.");
+ // }
+ // }
+ // break;
+ // case TokenNameelseif:
+ // getNextToken();
+ // break;
+ // default:
+ // return;
+ // }
+ // } while (true);
+ // }
+
+ // private void elseifStatement() {
+ // if (token == TokenNameLPAREN) {
+ // getNextToken();
+ // expr();
+ // if (token != TokenNameRPAREN) {
+ // throwSyntaxError("')' expected in else-if-statement.");
+ // }
+ // getNextToken();
+ // if (token != TokenNameCOLON) {
+ // throwSyntaxError("':' expected in else-if-statement.");
+ // }
+ // getNextToken();
+ // if (token != TokenNameendif) {
+ // statementList();
+ // }
+ // }
+ // }
+
private void switchStatement() {
if (token == TokenNameCOLON) {
// ':' [labeled-statement-list] 'endswitch' ';'
}
getNextToken();
} else {
- statement(TokenNameEOF);
+ statement();
}
}
}
getNextToken();
} else {
- statement(TokenNameEOF);
+ statement();
}
}
}
getNextToken();
} else {
- statement(TokenNameEOF);
+ statement();
}
}
}
switch (token) {
case TokenNameisset:
+ // T_ISSET '(' isset_variables ')'
+ getNextToken();
+ if (token != TokenNameLPAREN) {
+ throwSyntaxError("'(' expected after keyword 'isset'");
+ }
+ getNextToken();
+ isset_variables();
+ if (token != TokenNameRPAREN) {
+ throwSyntaxError("')' expected after keyword 'isset'");
+ }
+ getNextToken();
+ break;
case TokenNameempty:
+ getNextToken();
+ if (token != TokenNameLPAREN) {
+ throwSyntaxError("'(' expected after keyword 'empty'");
+ }
+ getNextToken();
+ variable(true, false);
+ if (token != TokenNameRPAREN) {
+ throwSyntaxError("')' expected after keyword 'empty'");
+ }
+ getNextToken();
+ break;
case TokenNameeval:
case TokenNameinclude:
case TokenNameinclude_once:
// | '`' encaps_list '`'
// | common_scalar
// | '`' encaps_list '`'
- case TokenNameEncapsedString0:
- scanner.encapsedStringStack.push(new Character('`'));
- getNextToken();
- try {
- if (token == TokenNameEncapsedString0) {
- } else {
- encaps_list();
- if (token != TokenNameEncapsedString0) {
- throwSyntaxError("\'`\' expected at end of string" + "(Found token: " + scanner.toStringAction(token) + " )");
- }
- }
- } finally {
- scanner.encapsedStringStack.pop();
- getNextToken();
- }
- break;
- // | '\'' encaps_list '\''
- case TokenNameEncapsedString1:
- scanner.encapsedStringStack.push(new Character('\''));
- getNextToken();
- try {
- exprSourceStart = scanner.getCurrentTokenStartPosition();
- if (token == TokenNameEncapsedString1) {
- expression = new StringLiteralSQ(scanner.getCurrentStringLiteralSource(exprSourceStart), exprSourceStart, scanner
- .getCurrentTokenEndPosition());
- } else {
- encaps_list();
- if (token != TokenNameEncapsedString1) {
- throwSyntaxError("\'\'\' expected at end of string" + "(Found token: " + scanner.toStringAction(token) + " )");
- } else {
- expression = new StringLiteralSQ(scanner.getCurrentStringLiteralSource(exprSourceStart), exprSourceStart, scanner
- .getCurrentTokenEndPosition());
- }
- }
- } finally {
- scanner.encapsedStringStack.pop();
- getNextToken();
- }
- break;
- //| '"' encaps_list '"'
- case TokenNameEncapsedString2:
- scanner.encapsedStringStack.push(new Character('"'));
- getNextToken();
- try {
- exprSourceStart = scanner.getCurrentTokenStartPosition();
- if (token == TokenNameEncapsedString2) {
- expression = new StringLiteralDQ(scanner.getCurrentStringLiteralSource(exprSourceStart), exprSourceStart, scanner
- .getCurrentTokenEndPosition());
- } else {
- encaps_list();
- if (token != TokenNameEncapsedString2) {
- throwSyntaxError("'\"' expected at end of string" + "(Found token: " + scanner.toStringAction(token) + " )");
- } else {
- expression = new StringLiteralDQ(scanner.getCurrentStringLiteralSource(exprSourceStart), exprSourceStart, scanner
- .getCurrentTokenEndPosition());
- }
- }
- } finally {
- scanner.encapsedStringStack.pop();
- getNextToken();
- }
- break;
+ // case TokenNameEncapsedString0:
+ // scanner.encapsedStringStack.push(new Character('`'));
+ // getNextToken();
+ // try {
+ // if (token == TokenNameEncapsedString0) {
+ // } else {
+ // encaps_list();
+ // if (token != TokenNameEncapsedString0) {
+ // throwSyntaxError("\'`\' expected at end of string" + "(Found token: " + scanner.toStringAction(token) + " )");
+ // }
+ // }
+ // } finally {
+ // scanner.encapsedStringStack.pop();
+ // getNextToken();
+ // }
+ // break;
+ // // | '\'' encaps_list '\''
+ // case TokenNameEncapsedString1:
+ // scanner.encapsedStringStack.push(new Character('\''));
+ // getNextToken();
+ // try {
+ // exprSourceStart = scanner.getCurrentTokenStartPosition();
+ // if (token == TokenNameEncapsedString1) {
+ // expression = new StringLiteralSQ(scanner.getCurrentStringLiteralSource(exprSourceStart), exprSourceStart, scanner
+ // .getCurrentTokenEndPosition());
+ // } else {
+ // encaps_list();
+ // if (token != TokenNameEncapsedString1) {
+ // throwSyntaxError("\'\'\' expected at end of string" + "(Found token: " + scanner.toStringAction(token) + " )");
+ // } else {
+ // expression = new StringLiteralSQ(scanner.getCurrentStringLiteralSource(exprSourceStart), exprSourceStart, scanner
+ // .getCurrentTokenEndPosition());
+ // }
+ // }
+ // } finally {
+ // scanner.encapsedStringStack.pop();
+ // getNextToken();
+ // }
+ // break;
+ // //| '"' encaps_list '"'
+ // case TokenNameEncapsedString2:
+ // scanner.encapsedStringStack.push(new Character('"'));
+ // getNextToken();
+ // try {
+ // exprSourceStart = scanner.getCurrentTokenStartPosition();
+ // if (token == TokenNameEncapsedString2) {
+ // expression = new StringLiteralDQ(scanner.getCurrentStringLiteralSource(exprSourceStart), exprSourceStart, scanner
+ // .getCurrentTokenEndPosition());
+ // } else {
+ // encaps_list();
+ // if (token != TokenNameEncapsedString2) {
+ // throwSyntaxError("'\"' expected at end of string" + "(Found token: " + scanner.toStringAction(token) + " )");
+ // } else {
+ // expression = new StringLiteralDQ(scanner.getCurrentStringLiteralSource(exprSourceStart), exprSourceStart, scanner
+ // .getCurrentTokenEndPosition());
+ // }
+ // }
+ // } finally {
+ // scanner.encapsedStringStack.pop();
+ // getNextToken();
+ // }
+ // break;
case TokenNameStringDoubleQuote:
expression = new StringLiteralDQ(scanner.getCurrentStringLiteralSource(), scanner.getCurrentTokenStartPosition(), scanner
.getCurrentTokenEndPosition());
case TokenNameVariable:
case TokenNameDOLLAR:
boolean rememberedVar = false;
- Expression lhs = variable();
+ Expression lhs = variable(true, true);
+ if (lhs != null && lhs instanceof FieldReference && token != TokenNameEQUAL && token != TokenNamePLUS_EQUAL
+ && token != TokenNameMINUS_EQUAL && token != TokenNameMULTIPLY_EQUAL && token != TokenNameDIVIDE_EQUAL
+ && token != TokenNameDOT_EQUAL && token != TokenNameREMAINDER_EQUAL && token != TokenNameAND_EQUAL
+ && token != TokenNameOR_EQUAL && token != TokenNameXOR_EQUAL && token != TokenNameRIGHT_SHIFT_EQUAL
+ && token != TokenNameLEFT_SHIFT_EQUAL) {
+ FieldReference ref = (FieldReference) lhs;
+ if (!containsVariableSet(ref.token)) {
+ problemReporter.uninitializedLocalVariable(new String(ref.token), ref.sourceStart(), ref.sourceEnd(), referenceContext,
+ compilationUnit.compilationResult);
+ addVariableSet(ref.token);
+ }
+ }
+
switch (token) {
case TokenNameEQUAL:
+ if (lhs != null && lhs instanceof FieldReference) {
+ addVariableSet(((FieldReference) lhs).token);
+ }
getNextToken();
if (token == TokenNameAND) {
getNextToken();
}
}
} else {
- Expression rhs = variable();
+ Expression rhs = variable(false, false);
if (rhs != null && rhs instanceof FieldReference && lhs != null && lhs instanceof FieldReference) {
// example:
// $var = &$ref;
case TokenNameXOR_EQUAL:
case TokenNameRIGHT_SHIFT_EQUAL:
case TokenNameLEFT_SHIFT_EQUAL:
+ if (lhs != null && lhs instanceof FieldReference) {
+ addVariableSet(((FieldReference) lhs).token);
+ }
getNextToken();
expr();
break;
getNextToken();
break;
} else {
+ // System.out.println(scanner.getCurrentTokenStartPosition());
+ // System.out.println(scanner.getCurrentTokenEndPosition());
+
throwSyntaxError("Error in expression (found token '" + scanner.toStringAction(token) + "').");
}
}
// variable
//| T_LIST '(' assignment_list ')'
//| /* empty */
- if (token == TokenNameVariable || token == TokenNameDOLLAR) {
- variable();
+ if (token == TokenNameVariable) {
+ variable(true, false);
+ } else if (token == TokenNameDOLLAR) {
+ variable(false, false);
} else {
if (token == TokenNamelist) {
getNextToken();
while (true) {
if (token == TokenNameAND) {
getNextToken();
- variable();
+ variable(true, false);
} else {
expr();
if (token == TokenNameAND) {
getNextToken();
- variable();
+ variable(true, false);
} else if (token == TokenNameEQUAL_GREATER) {
getNextToken();
if (token == TokenNameAND) {
getNextToken();
- variable();
+ variable(true, false);
} else {
expr();
}
// }
// } while (true);
// }
- private Expression variable_without_objects() {
+ private Expression variable_without_objects(boolean lefthandside, boolean ignoreVar) {
// variable_without_objects:
// reference_variable
// | simple_indirect_reference reference_variable
while (token == TokenNameDOLLAR) {
getNextToken();
}
- return reference_variable();
+ return reference_variable(lefthandside, ignoreVar);
}
- private Expression function_call() {
+ private Expression function_call(boolean lefthandside, boolean ignoreVar) {
// function_call:
// T_STRING '(' function_call_parameter_list ')'
//| class_constant '(' function_call_parameter_list ')'
getNextToken();
} else {
// static member:
- variable_without_objects();
+ variable_without_objects(true, false);
}
break;
}
} else {
- ref = variable_without_objects();
+ ref = variable_without_objects(lefthandside, ignoreVar);
}
if (token != TokenNameLPAREN) {
if (defineName != null) {
while (true) {
if (token == TokenNameAND) {
getNextToken();
- w_variable();
+ w_variable(true);
} else {
// if (token == TokenNameIdentifier || token ==
// TokenNameVariable
throwSyntaxError("'::' expected after class name (static_member).");
}
getNextToken();
- variable_without_objects();
+ variable_without_objects(false, false);
}
- private Expression base_variable_with_function_calls() {
+ private Expression base_variable_with_function_calls(boolean lefthandside, boolean ignoreVar) {
// base_variable_with_function_calls:
// base_variable
//| function_call
- boolean functionCall = false;
if (Scanner.TRACE) {
System.out.println("TRACE: base_variable_with_function_calls()");
}
- // if (token == TokenNameIdentifier) {
- // functionCall = true;
- // } else if (token == TokenNameVariable) {
- // int tempToken = token;
- // int tempPosition = scanner.currentPosition;
- // getNextToken();
- // if (token == TokenNameLPAREN) {
- // functionCall = true;
- // }
- // token = tempToken;
- // scanner.currentPosition = tempPosition;
- // scanner.phpMode = true;
- // }
- // if (functionCall) {
- return function_call();
- // } else {
- // base_variable();
- // }
+ return function_call(lefthandside, ignoreVar);
}
private Expression base_variable() {
while (token == TokenNameDOLLAR) {
getNextToken();
}
- reference_variable();
+ reference_variable(false, false);
}
return ref;
}
// // '$'
// //| simple_indirect_reference '$'
// }
- private Expression reference_variable() {
+ private Expression reference_variable(boolean lefthandside, boolean ignoreVar) {
// reference_variable:
// reference_variable '[' dim_offset ']'
// | reference_variable '{' expr '}'
if (Scanner.TRACE) {
System.out.println("TRACE: reference_variable()");
}
- ref = compound_variable();
+ ref = compound_variable(lefthandside, ignoreVar);
while (true) {
if (token == TokenNameLBRACE) {
ref = null;
}
getNextToken();
} else if (token == TokenNameLBRACKET) {
+ if (ref != null && ref instanceof FieldReference) {
+ FieldReference fref = (FieldReference) ref;
+ addVariableSet(fref.token);
+ }
ref = null;
getNextToken();
if (token != TokenNameRBRACKET) {
return ref;
}
- private Expression compound_variable() {
+ private Expression compound_variable(boolean lefthandside, boolean ignoreVar) {
// compound_variable:
// T_VARIABLE
// | '$' '{' expr '}'
System.out.println("TRACE: compound_variable()");
}
if (token == TokenNameVariable) {
+ if (!lefthandside) {
+ if (!containsVariableSet()) {
+ // reportSyntaxError("The local variable " + new String(scanner.getCurrentIdentifierSource())
+ // + " may not have been initialized");
+ problemReporter.uninitializedLocalVariable(new String(scanner.getCurrentIdentifierSource()), scanner
+ .getCurrentTokenStartPosition(), scanner.getCurrentTokenEndPosition(), referenceContext,
+ compilationUnit.compilationResult);
+ }
+ } else {
+ if (!ignoreVar) {
+ addVariableSet();
+ }
+ }
FieldReference ref = new FieldReference(scanner.getCurrentIdentifierSource(), scanner.getCurrentTokenStartPosition());
getNextToken();
return ref;
getNextToken();
}
return null;
- }
+ } // private void dim_offset() { // // dim_offset: // // /* empty */
- // private void dim_offset() {
- // // dim_offset:
- // // /* empty */
// // | expr
// expr();
// }
System.out.println("TRACE: object_property()");
}
if (token == TokenNameVariable || token == TokenNameDOLLAR) {
- variable_without_objects();
+ variable_without_objects(false, false);
} else {
object_dim_list();
}
}
private void r_variable() {
- variable();
+ variable(false, false);
}
- private void w_variable() {
- variable();
+ private void w_variable(boolean lefthandside) {
+ variable(lefthandside, false);
}
private void rw_variable() {
- variable();
+ variable(false, false);
}
- private Expression variable() {
+ private Expression variable(boolean lefthandside, boolean ignoreVar) {
// variable:
// base_variable_with_function_calls T_OBJECT_OPERATOR
// object_property method_or_not variable_properties
// | base_variable_with_function_calls
- Expression ref = base_variable_with_function_calls();
+ Expression ref = base_variable_with_function_calls(lefthandside, ignoreVar);
if (token == TokenNameMINUS_GREATER) {
ref = null;
getNextToken();
getNextToken();
}
- private void encaps_list() {
- // encaps_list encaps_var
- // | encaps_list T_STRING
- // | encaps_list T_NUM_STRING
- // | encaps_list T_ENCAPSED_AND_WHITESPACE
- // | encaps_list T_CHARACTER
- // | encaps_list T_BAD_CHARACTER
- // | encaps_list '['
- // | encaps_list ']'
- // | encaps_list '{'
- // | encaps_list '}'
- // | encaps_list T_OBJECT_OPERATOR
- // | /* empty */
- while (true) {
- switch (token) {
- case TokenNameSTRING:
- getNextToken();
- break;
- case TokenNameLBRACE:
- // scanner.encapsedStringStack.pop();
- getNextToken();
- break;
- case TokenNameRBRACE:
- // scanner.encapsedStringStack.pop();
- getNextToken();
- break;
- case TokenNameLBRACKET:
- // scanner.encapsedStringStack.pop();
- getNextToken();
- break;
- case TokenNameRBRACKET:
- // scanner.encapsedStringStack.pop();
- getNextToken();
- break;
- case TokenNameMINUS_GREATER:
- // scanner.encapsedStringStack.pop();
- getNextToken();
- break;
- case TokenNameVariable:
- case TokenNameDOLLAR_LBRACE:
- case TokenNameLBRACE_DOLLAR:
- encaps_var();
- break;
- default:
- char encapsedChar = ((Character) scanner.encapsedStringStack.peek()).charValue();
- if (encapsedChar == '$') {
- scanner.encapsedStringStack.pop();
- encapsedChar = ((Character) scanner.encapsedStringStack.peek()).charValue();
- switch (encapsedChar) {
- case '`':
- if (token == TokenNameEncapsedString0) {
- return;
- }
- token = TokenNameSTRING;
- continue;
- case '\'':
- if (token == TokenNameEncapsedString1) {
- return;
- }
- token = TokenNameSTRING;
- continue;
- case '"':
- if (token == TokenNameEncapsedString2) {
- return;
- }
- token = TokenNameSTRING;
- continue;
- }
- }
- return;
- }
- }
- }
+ // private void encaps_list() {
+ // // encaps_list encaps_var
+ // // | encaps_list T_STRING
+ // // | encaps_list T_NUM_STRING
+ // // | encaps_list T_ENCAPSED_AND_WHITESPACE
+ // // | encaps_list T_CHARACTER
+ // // | encaps_list T_BAD_CHARACTER
+ // // | encaps_list '['
+ // // | encaps_list ']'
+ // // | encaps_list '{'
+ // // | encaps_list '}'
+ // // | encaps_list T_OBJECT_OPERATOR
+ // // | /* empty */
+ // while (true) {
+ // switch (token) {
+ // case TokenNameSTRING:
+ // getNextToken();
+ // break;
+ // case TokenNameLBRACE:
+ // // scanner.encapsedStringStack.pop();
+ // getNextToken();
+ // break;
+ // case TokenNameRBRACE:
+ // // scanner.encapsedStringStack.pop();
+ // getNextToken();
+ // break;
+ // case TokenNameLBRACKET:
+ // // scanner.encapsedStringStack.pop();
+ // getNextToken();
+ // break;
+ // case TokenNameRBRACKET:
+ // // scanner.encapsedStringStack.pop();
+ // getNextToken();
+ // break;
+ // case TokenNameMINUS_GREATER:
+ // // scanner.encapsedStringStack.pop();
+ // getNextToken();
+ // break;
+ // case TokenNameVariable:
+ // case TokenNameDOLLAR_LBRACE:
+ // case TokenNameLBRACE_DOLLAR:
+ // encaps_var();
+ // break;
+ // default:
+ // char encapsedChar = ((Character) scanner.encapsedStringStack.peek()).charValue();
+ // if (encapsedChar == '$') {
+ // scanner.encapsedStringStack.pop();
+ // encapsedChar = ((Character) scanner.encapsedStringStack.peek()).charValue();
+ // switch (encapsedChar) {
+ // case '`':
+ // if (token == TokenNameEncapsedString0) {
+ // return;
+ // }
+ // token = TokenNameSTRING;
+ // continue;
+ // case '\'':
+ // if (token == TokenNameEncapsedString1) {
+ // return;
+ // }
+ // token = TokenNameSTRING;
+ // continue;
+ // case '"':
+ // if (token == TokenNameEncapsedString2) {
+ // return;
+ // }
+ // token = TokenNameSTRING;
+ // continue;
+ // }
+ // }
+ // return;
+ // }
+ // }
+ // }
- private void encaps_var() {
- // T_VARIABLE
- // | T_VARIABLE '[' encaps_var_offset ']'
- // | T_VARIABLE T_OBJECT_OPERATOR T_STRING
- // | T_DOLLAR_OPEN_CURLY_BRACES expr '}'
- // | T_DOLLAR_OPEN_CURLY_BRACES T_STRING_VARNAME '[' expr ']' '}'
- // | T_CURLY_OPEN variable '}'
- switch (token) {
- case TokenNameVariable:
- getNextToken();
- if (token == TokenNameLBRACKET) {
- getNextToken();
- expr(); //encaps_var_offset();
- if (token != TokenNameRBRACKET) {
- throwSyntaxError("']' expected after variable.");
- }
- // scanner.encapsedStringStack.pop();
- getNextToken();
- // }
- } else if (token == TokenNameMINUS_GREATER) {
- getNextToken();
- if (token != TokenNameIdentifier) {
- throwSyntaxError("Identifier expected after '->'.");
- }
- // scanner.encapsedStringStack.pop();
- getNextToken();
- }
- // else {
- // // scanner.encapsedStringStack.pop();
- // int tempToken = TokenNameSTRING;
- // if (!scanner.encapsedStringStack.isEmpty()
- // && (token == TokenNameEncapsedString0
- // || token == TokenNameEncapsedString1
- // || token == TokenNameEncapsedString2 || token ==
- // TokenNameERROR)) {
- // char encapsedChar = ((Character)
- // scanner.encapsedStringStack.peek())
- // .charValue();
- // switch (token) {
- // case TokenNameEncapsedString0 :
- // if (encapsedChar == '`') {
- // tempToken = TokenNameEncapsedString0;
- // }
- // break;
- // case TokenNameEncapsedString1 :
- // if (encapsedChar == '\'') {
- // tempToken = TokenNameEncapsedString1;
- // }
- // break;
- // case TokenNameEncapsedString2 :
- // if (encapsedChar == '"') {
- // tempToken = TokenNameEncapsedString2;
- // }
- // break;
- // case TokenNameERROR :
- // if (scanner.source[scanner.currentPosition - 1] == '\\') {
- // scanner.currentPosition--;
- // getNextToken();
- // }
- // break;
- // }
- // }
- // token = tempToken;
- // }
- break;
- case TokenNameDOLLAR_LBRACE:
- getNextToken();
- if (token == TokenNameDOLLAR_LBRACE) {
- encaps_var();
- } else if (token == TokenNameIdentifier) {
- getNextToken();
- if (token == TokenNameLBRACKET) {
- getNextToken();
- // if (token == TokenNameRBRACKET) {
- // getNextToken();
- // } else {
- expr();
- if (token != TokenNameRBRACKET) {
- throwSyntaxError("']' expected after '${'.");
- }
- getNextToken();
- // }
- }
- } else {
- expr();
- }
- if (token != TokenNameRBRACE) {
- throwSyntaxError("'}' expected.");
- }
- getNextToken();
- break;
- case TokenNameLBRACE_DOLLAR:
- getNextToken();
- if (token == TokenNameLBRACE_DOLLAR) {
- encaps_var();
- } else if (token == TokenNameIdentifier || token > TokenNameKEYWORD) {
- getNextToken();
- if (token == TokenNameLBRACKET) {
- getNextToken();
- // if (token == TokenNameRBRACKET) {
- // getNextToken();
- // } else {
- expr();
- if (token != TokenNameRBRACKET) {
- throwSyntaxError("']' expected.");
- }
- getNextToken();
- // }
- } else if (token == TokenNameMINUS_GREATER) {
- getNextToken();
- if (token != TokenNameIdentifier && token != TokenNameVariable) {
- throwSyntaxError("String or Variable token expected.");
- }
- getNextToken();
- if (token == TokenNameLBRACKET) {
- getNextToken();
- // if (token == TokenNameRBRACKET) {
- // getNextToken();
- // } else {
- expr();
- if (token != TokenNameRBRACKET) {
- throwSyntaxError("']' expected after '${'.");
- }
- getNextToken();
- // }
- }
- }
- // if (token != TokenNameRBRACE) {
- // throwSyntaxError("'}' expected after '{$'.");
- // }
- // // scanner.encapsedStringStack.pop();
- // getNextToken();
- } else {
- expr();
- if (token != TokenNameRBRACE) {
- throwSyntaxError("'}' expected.");
- }
- // scanner.encapsedStringStack.pop();
- getNextToken();
- }
- break;
- }
- }
+ // private void encaps_var() {
+ // // T_VARIABLE
+ // // | T_VARIABLE '[' encaps_var_offset ']'
+ // // | T_VARIABLE T_OBJECT_OPERATOR T_STRING
+ // // | T_DOLLAR_OPEN_CURLY_BRACES expr '}'
+ // // | T_DOLLAR_OPEN_CURLY_BRACES T_STRING_VARNAME '[' expr ']' '}'
+ // // | T_CURLY_OPEN variable '}'
+ // switch (token) {
+ // case TokenNameVariable:
+ // getNextToken();
+ // if (token == TokenNameLBRACKET) {
+ // getNextToken();
+ // expr(); //encaps_var_offset();
+ // if (token != TokenNameRBRACKET) {
+ // throwSyntaxError("']' expected after variable.");
+ // }
+ // // scanner.encapsedStringStack.pop();
+ // getNextToken();
+ // // }
+ // } else if (token == TokenNameMINUS_GREATER) {
+ // getNextToken();
+ // if (token != TokenNameIdentifier) {
+ // throwSyntaxError("Identifier expected after '->'.");
+ // }
+ // // scanner.encapsedStringStack.pop();
+ // getNextToken();
+ // }
+ // // else {
+ // // // scanner.encapsedStringStack.pop();
+ // // int tempToken = TokenNameSTRING;
+ // // if (!scanner.encapsedStringStack.isEmpty()
+ // // && (token == TokenNameEncapsedString0
+ // // || token == TokenNameEncapsedString1
+ // // || token == TokenNameEncapsedString2 || token ==
+ // // TokenNameERROR)) {
+ // // char encapsedChar = ((Character)
+ // // scanner.encapsedStringStack.peek())
+ // // .charValue();
+ // // switch (token) {
+ // // case TokenNameEncapsedString0 :
+ // // if (encapsedChar == '`') {
+ // // tempToken = TokenNameEncapsedString0;
+ // // }
+ // // break;
+ // // case TokenNameEncapsedString1 :
+ // // if (encapsedChar == '\'') {
+ // // tempToken = TokenNameEncapsedString1;
+ // // }
+ // // break;
+ // // case TokenNameEncapsedString2 :
+ // // if (encapsedChar == '"') {
+ // // tempToken = TokenNameEncapsedString2;
+ // // }
+ // // break;
+ // // case TokenNameERROR :
+ // // if (scanner.source[scanner.currentPosition - 1] == '\\') {
+ // // scanner.currentPosition--;
+ // // getNextToken();
+ // // }
+ // // break;
+ // // }
+ // // }
+ // // token = tempToken;
+ // // }
+ // break;
+ // case TokenNameDOLLAR_LBRACE:
+ // getNextToken();
+ // if (token == TokenNameDOLLAR_LBRACE) {
+ // encaps_var();
+ // } else if (token == TokenNameIdentifier) {
+ // getNextToken();
+ // if (token == TokenNameLBRACKET) {
+ // getNextToken();
+ // // if (token == TokenNameRBRACKET) {
+ // // getNextToken();
+ // // } else {
+ // expr();
+ // if (token != TokenNameRBRACKET) {
+ // throwSyntaxError("']' expected after '${'.");
+ // }
+ // getNextToken();
+ // // }
+ // }
+ // } else {
+ // expr();
+ // }
+ // if (token != TokenNameRBRACE) {
+ // throwSyntaxError("'}' expected.");
+ // }
+ // getNextToken();
+ // break;
+ // case TokenNameLBRACE_DOLLAR:
+ // getNextToken();
+ // if (token == TokenNameLBRACE_DOLLAR) {
+ // encaps_var();
+ // } else if (token == TokenNameIdentifier || token > TokenNameKEYWORD) {
+ // getNextToken();
+ // if (token == TokenNameLBRACKET) {
+ // getNextToken();
+ // // if (token == TokenNameRBRACKET) {
+ // // getNextToken();
+ // // } else {
+ // expr();
+ // if (token != TokenNameRBRACKET) {
+ // throwSyntaxError("']' expected.");
+ // }
+ // getNextToken();
+ // // }
+ // } else if (token == TokenNameMINUS_GREATER) {
+ // getNextToken();
+ // if (token != TokenNameIdentifier && token != TokenNameVariable) {
+ // throwSyntaxError("String or Variable token expected.");
+ // }
+ // getNextToken();
+ // if (token == TokenNameLBRACKET) {
+ // getNextToken();
+ // // if (token == TokenNameRBRACKET) {
+ // // getNextToken();
+ // // } else {
+ // expr();
+ // if (token != TokenNameRBRACKET) {
+ // throwSyntaxError("']' expected after '${'.");
+ // }
+ // getNextToken();
+ // // }
+ // }
+ // }
+ // // if (token != TokenNameRBRACE) {
+ // // throwSyntaxError("'}' expected after '{$'.");
+ // // }
+ // // // scanner.encapsedStringStack.pop();
+ // // getNextToken();
+ // } else {
+ // expr();
+ // if (token != TokenNameRBRACE) {
+ // throwSyntaxError("'}' expected.");
+ // }
+ // // scanner.encapsedStringStack.pop();
+ // getNextToken();
+ // }
+ // break;
+ // }
+ // }
- private void encaps_var_offset() {
- // T_STRING
- // | T_NUM_STRING
- // | T_VARIABLE
- switch (token) {
- case TokenNameSTRING:
- getNextToken();
- break;
- case TokenNameIntegerLiteral:
- getNextToken();
- break;
- case TokenNameVariable:
- getNextToken();
- break;
- case TokenNameIdentifier:
- getNextToken();
- break;
- default:
- throwSyntaxError("Variable or String token expected.");
- break;
- }
- }
+// private void encaps_var_offset() {
+// // T_STRING
+// // | T_NUM_STRING
+// // | T_VARIABLE
+// switch (token) {
+// case TokenNameSTRING:
+// getNextToken();
+// break;
+// case TokenNameIntegerLiteral:
+// getNextToken();
+// break;
+// case TokenNameVariable:
+// getNextToken();
+// break;
+// case TokenNameIdentifier:
+// getNextToken();
+// break;
+// default:
+// throwSyntaxError("Variable or String token expected.");
+// break;
+// }
+// }
private void internal_functions_in_yacc() {
// int start = 0;
switch (token) {
- case TokenNameisset:
- // T_ISSET '(' isset_variables ')'
- getNextToken();
- if (token != TokenNameLPAREN) {
- throwSyntaxError("'(' expected after keyword 'isset'");
- }
- getNextToken();
- isset_variables();
- if (token != TokenNameRPAREN) {
- throwSyntaxError("')' expected after keyword 'isset'");
- }
- getNextToken();
- break;
- case TokenNameempty:
- // T_EMPTY '(' variable ')'
- getNextToken();
- if (token != TokenNameLPAREN) {
- throwSyntaxError("'(' expected after keyword 'empty'");
- }
- getNextToken();
- variable();
- if (token != TokenNameRPAREN) {
- throwSyntaxError("')' expected after keyword 'empty'");
- }
- getNextToken();
- break;
+ // case TokenNameisset:
+ // // T_ISSET '(' isset_variables ')'
+ // getNextToken();
+ // if (token != TokenNameLPAREN) {
+ // throwSyntaxError("'(' expected after keyword 'isset'");
+ // }
+ // getNextToken();
+ // isset_variables();
+ // if (token != TokenNameRPAREN) {
+ // throwSyntaxError("')' expected after keyword 'isset'");
+ // }
+ // getNextToken();
+ // break;
+ // case TokenNameempty:
+ // // T_EMPTY '(' variable ')'
+ // getNextToken();
+ // if (token != TokenNameLPAREN) {
+ // throwSyntaxError("'(' expected after keyword 'empty'");
+ // }
+ // getNextToken();
+ // variable(false);
+ // if (token != TokenNameRPAREN) {
+ // throwSyntaxError("')' expected after keyword 'empty'");
+ // }
+ // getNextToken();
+ // break;
case TokenNameinclude:
//T_INCLUDE expr
checkFileName(token);
}
}
+ /**
+ * Parse and check the include file name
+ *
+ * @param includeToken
+ */
private void checkFileName(int includeToken) {
//<include-token> expr
int start = scanner.getCurrentTokenStartPosition();
IPath path = PHPFileUtil.determineFilePath(includeNameString, file, project);
if (path == null) {
- // reportSyntaxError("File: " + expression.toStringExpression() + " doesn't exist in project: "
- // + project.getLocation().toString(), literal.sourceStart, literal.sourceEnd);
+ // SyntaxError: "File: << >> doesn't exist in project."
String[] args = { expression.toStringExpression(), project.getLocation().toString() };
problemReporter.phpIncludeNotExistWarning(args, literal.sourceStart, literal.sourceEnd, referenceContext,
compilationUnit.compilationResult);
} else {
try {
- // String projectPath = ProjectPrefUtil.getDocumentRoot(file.getProject()).toString();
- // String filePath = file.getRawLocation().toString();
String filePath = path.toString();
String ext = file.getRawLocation().getFileExtension();
int fileExtensionLength = ext == null ? 0 : ext.length() + 1;
- int length;
impt.tokens = CharOperation.splitOn('/', filePath.toCharArray(), 0, filePath.length() - fileExtensionLength);
impt.setFile(PHPFileUtil.createFile(path, project));
throwSyntaxError("Variable expected after keyword 'isset'");
}
while (true) {
- variable();
+ variable(true, false);
if (token == TokenNameCOMMA) {
getNextToken();
} else {
throwSyntaxError("'`' expected at end of static string.");
}
break;
- case TokenNameEncapsedString1:
- try {
- scanner.currentCharacter = scanner.source[scanner.currentPosition++];
- while (scanner.currentCharacter != '\'') {
- if (scanner.currentCharacter == '\\') {
- scanner.currentPosition++;
- }
- scanner.currentCharacter = scanner.source[scanner.currentPosition++];
- }
- getNextToken();
- } catch (IndexOutOfBoundsException e) {
- throwSyntaxError("'\'' expected at end of static string.");
- }
+ // case TokenNameEncapsedString1:
+ // try {
+ // scanner.currentCharacter = scanner.source[scanner.currentPosition++];
+ // while (scanner.currentCharacter != '\'') {
+ // if (scanner.currentCharacter == '\\') {
+ // scanner.currentPosition++;
+ // }
+ // scanner.currentCharacter = scanner.source[scanner.currentPosition++];
+ // }
+ // getNextToken();
+ // } catch (IndexOutOfBoundsException e) {
+ // throwSyntaxError("'\'' expected at end of static string.");
+ // }
+ // break;
+ // case TokenNameEncapsedString2:
+ // try {
+ // scanner.currentCharacter = scanner.source[scanner.currentPosition++];
+ // while (scanner.currentCharacter != '"') {
+ // if (scanner.currentCharacter == '\\') {
+ // scanner.currentPosition++;
+ // }
+ // scanner.currentCharacter = scanner.source[scanner.currentPosition++];
+ // }
+ // getNextToken();
+ // } catch (IndexOutOfBoundsException e) {
+ // throwSyntaxError("'\"' expected at end of static string.");
+ // }
+ // break;
+ case TokenNameStringSingleQuote:
+ getNextToken();
break;
- case TokenNameEncapsedString2:
- try {
- scanner.currentCharacter = scanner.source[scanner.currentPosition++];
- while (scanner.currentCharacter != '"') {
- if (scanner.currentCharacter == '\\') {
- scanner.currentPosition++;
- }
- scanner.currentCharacter = scanner.source[scanner.currentPosition++];
- }
- getNextToken();
- } catch (IndexOutOfBoundsException e) {
- throwSyntaxError("'\"' expected at end of static string.");
- }
+ case TokenNameStringDoubleQuote:
+ getNextToken();
break;
case TokenNamePLUS:
getNextToken();
}
}
- public void reportSyntaxError() { //int act, int currentKind, int
- // stateStackTop) {
- /* remember current scanner position */
- int startPos = scanner.startPosition;
- int currentPos = scanner.currentPosition;
- // String[] expectings;
- // String tokenName = name[symbol_index[currentKind]];
- //fetch all "accurate" possible terminals that could recover the error
- // int start, end = start = asi(stack[stateStackTop]);
- // while (asr[end] != 0)
- // end++;
- // int length = end - start;
- // expectings = new String[length];
- // if (length != 0) {
- // char[] indexes = new char[length];
- // System.arraycopy(asr, start, indexes, 0, length);
- // for (int i = 0; i < length; i++) {
- // expectings[i] = name[symbol_index[indexes[i]]];
- // }
- // }
- //if the pb is an EOF, try to tell the user that they are some
- // if (tokenName.equals(UNEXPECTED_EOF)) {
- // if (!this.checkAndReportBracketAnomalies(problemReporter())) {
- // char[] tokenSource;
- // try {
- // tokenSource = this.scanner.getCurrentTokenSource();
- // } catch (Exception e) {
- // tokenSource = new char[] {};
- // }
- // problemReporter().parseError(
- // this.scanner.startPosition,
- // this.scanner.currentPosition - 1,
- // tokenSource,
- // tokenName,
- // expectings);
- // }
- // } else { //the next test is HEAVILY grammar DEPENDENT.
- // if ((length == 14)
- // && (expectings[0] == "=") //$NON-NLS-1$
- // && (expectings[1] == "*=") //$NON-NLS-1$
- // && (expressionPtr > -1)) {
- // switch(currentKind) {
- // case TokenNameSEMICOLON:
- // case TokenNamePLUS:
- // case TokenNameMINUS:
- // case TokenNameDIVIDE:
- // case TokenNameREMAINDER:
- // case TokenNameMULTIPLY:
- // case TokenNameLEFT_SHIFT:
- // case TokenNameRIGHT_SHIFT:
- //// case TokenNameUNSIGNED_RIGHT_SHIFT:
- // case TokenNameLESS:
- // case TokenNameGREATER:
- // case TokenNameLESS_EQUAL:
- // case TokenNameGREATER_EQUAL:
- // case TokenNameEQUAL_EQUAL:
- // case TokenNameNOT_EQUAL:
- // case TokenNameXOR:
- // case TokenNameAND:
- // case TokenNameOR:
- // case TokenNameOR_OR:
- // case TokenNameAND_AND:
- // // the ; is not the expected token ==> it ends a statement when an
- // expression is not ended
- // problemReporter().invalidExpressionAsStatement(expressionStack[expressionPtr]);
- // break;
- // case TokenNameRBRACE :
- // problemReporter().missingSemiColon(expressionStack[expressionPtr]);
- // break;
- // default:
- // char[] tokenSource;
- // try {
- // tokenSource = this.scanner.getCurrentTokenSource();
- // } catch (Exception e) {
- // tokenSource = new char[] {};
- // }
- // problemReporter().parseError(
- // this.scanner.startPosition,
- // this.scanner.currentPosition - 1,
- // tokenSource,
- // tokenName,
- // expectings);
- // this.checkAndReportBracketAnomalies(problemReporter());
- // }
- // } else {
- char[] tokenSource;
- try {
- tokenSource = this.scanner.getCurrentTokenSource();
- } catch (Exception e) {
- tokenSource = new char[] {};
- }
- // problemReporter().parseError(
- // this.scanner.startPosition,
- // this.scanner.currentPosition - 1,
- // tokenSource,
- // tokenName,
- // expectings);
- this.checkAndReportBracketAnomalies(problemReporter());
- // }
- // }
- /* reset scanner where it was */
- scanner.startPosition = startPos;
- scanner.currentPosition = currentPos;
- }
+// public void reportSyntaxError() { //int act, int currentKind, int
+// // stateStackTop) {
+// /* remember current scanner position */
+// int startPos = scanner.startPosition;
+// int currentPos = scanner.currentPosition;
+//
+// this.checkAndReportBracketAnomalies(problemReporter());
+// /* reset scanner where it was */
+// scanner.startPosition = startPos;
+// scanner.currentPosition = currentPos;
+// }
public static final int RoundBracket = 0;
HashMap fMethodVariables = null;
+ ArrayList fStackUnassigned = new ArrayList();
+
//ast stack
final static int AstStackIncrement = 100;
/*
* Reconsider the entire source looking for inconsistencies in {} () []
*/
- public boolean checkAndReportBracketAnomalies(ProblemReporter problemReporter) {
- scanner.wasAcr = false;
- boolean anomaliesDetected = false;
- try {
- char[] source = scanner.source;
- int[] leftCount = { 0, 0, 0 };
- int[] rightCount = { 0, 0, 0 };
- int[] depths = { 0, 0, 0 };
- int[][] leftPositions = new int[][] { new int[10], new int[10], new int[10] };
- int[][] leftDepths = new int[][] { new int[10], new int[10], new int[10] };
- int[][] rightPositions = new int[][] { new int[10], new int[10], new int[10] };
- int[][] rightDepths = new int[][] { new int[10], new int[10], new int[10] };
- scanner.currentPosition = scanner.initialPosition; //starting
- // point
- // (first-zero-based
- // char)
- while (scanner.currentPosition < scanner.eofPosition) { //loop for
- // jumping
- // over
- // comments
- try {
- // ---------Consume white space and handles
- // startPosition---------
- boolean isWhiteSpace;
- do {
- scanner.startPosition = scanner.currentPosition;
- // if (((scanner.currentCharacter =
- // source[scanner.currentPosition++]) == '\\') &&
- // (source[scanner.currentPosition] == 'u')) {
- // isWhiteSpace = scanner.jumpOverUnicodeWhiteSpace();
- // } else {
- if (scanner.recordLineSeparator && ((scanner.currentCharacter == '\r') || (scanner.currentCharacter == '\n'))) {
- if (scanner.lineEnds[scanner.linePtr] < scanner.startPosition) {
- // only record line positions we have not
- // recorded yet
- scanner.pushLineSeparator();
- }
- }
- isWhiteSpace = CharOperation.isWhitespace(scanner.currentCharacter);
- // }
- } while (isWhiteSpace && (scanner.currentPosition < scanner.eofPosition));
- // -------consume token until } is found---------
- switch (scanner.currentCharacter) {
- case '{': {
- int index = leftCount[CurlyBracket]++;
- if (index == leftPositions[CurlyBracket].length) {
- System.arraycopy(leftPositions[CurlyBracket], 0, (leftPositions[CurlyBracket] = new int[index * 2]), 0, index);
- System.arraycopy(leftDepths[CurlyBracket], 0, (leftDepths[CurlyBracket] = new int[index * 2]), 0, index);
- }
- leftPositions[CurlyBracket][index] = scanner.startPosition;
- leftDepths[CurlyBracket][index] = depths[CurlyBracket]++;
- }
- break;
- case '}': {
- int index = rightCount[CurlyBracket]++;
- if (index == rightPositions[CurlyBracket].length) {
- System.arraycopy(rightPositions[CurlyBracket], 0, (rightPositions[CurlyBracket] = new int[index * 2]), 0, index);
- System.arraycopy(rightDepths[CurlyBracket], 0, (rightDepths[CurlyBracket] = new int[index * 2]), 0, index);
- }
- rightPositions[CurlyBracket][index] = scanner.startPosition;
- rightDepths[CurlyBracket][index] = --depths[CurlyBracket];
- }
- break;
- case '(': {
- int index = leftCount[RoundBracket]++;
- if (index == leftPositions[RoundBracket].length) {
- System.arraycopy(leftPositions[RoundBracket], 0, (leftPositions[RoundBracket] = new int[index * 2]), 0, index);
- System.arraycopy(leftDepths[RoundBracket], 0, (leftDepths[RoundBracket] = new int[index * 2]), 0, index);
- }
- leftPositions[RoundBracket][index] = scanner.startPosition;
- leftDepths[RoundBracket][index] = depths[RoundBracket]++;
- }
- break;
- case ')': {
- int index = rightCount[RoundBracket]++;
- if (index == rightPositions[RoundBracket].length) {
- System.arraycopy(rightPositions[RoundBracket], 0, (rightPositions[RoundBracket] = new int[index * 2]), 0, index);
- System.arraycopy(rightDepths[RoundBracket], 0, (rightDepths[RoundBracket] = new int[index * 2]), 0, index);
- }
- rightPositions[RoundBracket][index] = scanner.startPosition;
- rightDepths[RoundBracket][index] = --depths[RoundBracket];
- }
- break;
- case '[': {
- int index = leftCount[SquareBracket]++;
- if (index == leftPositions[SquareBracket].length) {
- System.arraycopy(leftPositions[SquareBracket], 0, (leftPositions[SquareBracket] = new int[index * 2]), 0, index);
- System.arraycopy(leftDepths[SquareBracket], 0, (leftDepths[SquareBracket] = new int[index * 2]), 0, index);
- }
- leftPositions[SquareBracket][index] = scanner.startPosition;
- leftDepths[SquareBracket][index] = depths[SquareBracket]++;
- }
- break;
- case ']': {
- int index = rightCount[SquareBracket]++;
- if (index == rightPositions[SquareBracket].length) {
- System.arraycopy(rightPositions[SquareBracket], 0, (rightPositions[SquareBracket] = new int[index * 2]), 0, index);
- System.arraycopy(rightDepths[SquareBracket], 0, (rightDepths[SquareBracket] = new int[index * 2]), 0, index);
- }
- rightPositions[SquareBracket][index] = scanner.startPosition;
- rightDepths[SquareBracket][index] = --depths[SquareBracket];
- }
- break;
- case '\'': {
- if (scanner.getNextChar('\\')) {
- scanner.scanEscapeCharacter();
- } else { // consume next character
- scanner.unicodeAsBackSlash = false;
- // if (((scanner.currentCharacter =
- // source[scanner.currentPosition++]) ==
- // '\\') &&
- // (source[scanner.currentPosition] ==
- // 'u')) {
- // scanner.getNextUnicodeChar();
- // } else {
- if (scanner.withoutUnicodePtr != 0) {
- scanner.withoutUnicodeBuffer[++scanner.withoutUnicodePtr] = scanner.currentCharacter;
- }
- // }
- }
- scanner.getNextChar('\'');
- break;
- }
- case '"':
- // consume next character
- scanner.unicodeAsBackSlash = false;
- // if (((scanner.currentCharacter =
- // source[scanner.currentPosition++]) == '\\') &&
- // (source[scanner.currentPosition] == 'u')) {
- // scanner.getNextUnicodeChar();
- // } else {
- if (scanner.withoutUnicodePtr != 0) {
- scanner.withoutUnicodeBuffer[++scanner.withoutUnicodePtr] = scanner.currentCharacter;
- }
- // }
- while (scanner.currentCharacter != '"') {
- if (scanner.currentCharacter == '\r') {
- if (source[scanner.currentPosition] == '\n')
- scanner.currentPosition++;
- break; // the string cannot go further that
- // the line
- }
- if (scanner.currentCharacter == '\n') {
- break; // the string cannot go further that
- // the line
- }
- if (scanner.currentCharacter == '\\') {
- scanner.scanEscapeCharacter();
- }
- // consume next character
- scanner.unicodeAsBackSlash = false;
- // if (((scanner.currentCharacter =
- // source[scanner.currentPosition++]) == '\\')
- // && (source[scanner.currentPosition] == 'u'))
- // {
- // scanner.getNextUnicodeChar();
- // } else {
- if (scanner.withoutUnicodePtr != 0) {
- scanner.withoutUnicodeBuffer[++scanner.withoutUnicodePtr] = scanner.currentCharacter;
- }
- // }
- }
- break;
- case '/': {
- int test;
- if ((test = scanner.getNextChar('/', '*')) == 0) { //line
- // comment
- //get the next char
- if (((scanner.currentCharacter = source[scanner.currentPosition++]) == '\\')
- && (source[scanner.currentPosition] == 'u')) {
- //-------------unicode traitement
- // ------------
- int c1 = 0, c2 = 0, c3 = 0, c4 = 0;
- scanner.currentPosition++;
- while (source[scanner.currentPosition] == 'u') {
- scanner.currentPosition++;
- }
- if ((c1 = Character.getNumericValue(source[scanner.currentPosition++])) > 15 || c1 < 0
- || (c2 = Character.getNumericValue(source[scanner.currentPosition++])) > 15 || c2 < 0
- || (c3 = Character.getNumericValue(source[scanner.currentPosition++])) > 15 || c3 < 0
- || (c4 = Character.getNumericValue(source[scanner.currentPosition++])) > 15 || c4 < 0) { //error
- // don't
- // care of the
- // value
- scanner.currentCharacter = 'A';
- } //something different from \n and \r
- else {
- scanner.currentCharacter = (char) (((c1 * 16 + c2) * 16 + c3) * 16 + c4);
- }
- }
- while (scanner.currentCharacter != '\r' && scanner.currentCharacter != '\n') {
- //get the next char
- scanner.startPosition = scanner.currentPosition;
- if (((scanner.currentCharacter = source[scanner.currentPosition++]) == '\\')
- && (source[scanner.currentPosition] == 'u')) {
- //-------------unicode traitement
- // ------------
- int c1 = 0, c2 = 0, c3 = 0, c4 = 0;
- scanner.currentPosition++;
- while (source[scanner.currentPosition] == 'u') {
- scanner.currentPosition++;
- }
- if ((c1 = Character.getNumericValue(source[scanner.currentPosition++])) > 15 || c1 < 0
- || (c2 = Character.getNumericValue(source[scanner.currentPosition++])) > 15 || c2 < 0
- || (c3 = Character.getNumericValue(source[scanner.currentPosition++])) > 15 || c3 < 0
- || (c4 = Character.getNumericValue(source[scanner.currentPosition++])) > 15 || c4 < 0) { //error
- // don't
- // care of the
- // value
- scanner.currentCharacter = 'A';
- } //something different from \n
- // and \r
- else {
- scanner.currentCharacter = (char) (((c1 * 16 + c2) * 16 + c3) * 16 + c4);
- }
- }
- }
- if (scanner.recordLineSeparator && ((scanner.currentCharacter == '\r') || (scanner.currentCharacter == '\n'))) {
- if (scanner.lineEnds[scanner.linePtr] < scanner.startPosition) {
- // only record line positions we
- // have not recorded yet
- scanner.pushLineSeparator();
- if (this.scanner.taskTags != null) {
- this.scanner.checkTaskTag(this.scanner.getCurrentTokenStartPosition(), this.scanner
- .getCurrentTokenEndPosition());
- }
- }
- }
- break;
- }
- if (test > 0) { //traditional and annotation
- // comment
- boolean star = false;
- // consume next character
- scanner.unicodeAsBackSlash = false;
- // if (((scanner.currentCharacter =
- // source[scanner.currentPosition++]) ==
- // '\\') &&
- // (source[scanner.currentPosition] ==
- // 'u')) {
- // scanner.getNextUnicodeChar();
- // } else {
- if (scanner.withoutUnicodePtr != 0) {
- scanner.withoutUnicodeBuffer[++scanner.withoutUnicodePtr] = scanner.currentCharacter;
- }
- // }
- if (scanner.currentCharacter == '*') {
- star = true;
- }
- //get the next char
- if (((scanner.currentCharacter = source[scanner.currentPosition++]) == '\\')
- && (source[scanner.currentPosition] == 'u')) {
- //-------------unicode traitement
- // ------------
- int c1 = 0, c2 = 0, c3 = 0, c4 = 0;
- scanner.currentPosition++;
- while (source[scanner.currentPosition] == 'u') {
- scanner.currentPosition++;
- }
- if ((c1 = Character.getNumericValue(source[scanner.currentPosition++])) > 15 || c1 < 0
- || (c2 = Character.getNumericValue(source[scanner.currentPosition++])) > 15 || c2 < 0
- || (c3 = Character.getNumericValue(source[scanner.currentPosition++])) > 15 || c3 < 0
- || (c4 = Character.getNumericValue(source[scanner.currentPosition++])) > 15 || c4 < 0) { //error
- // don't
- // care of the
- // value
- scanner.currentCharacter = 'A';
- } //something different from * and /
- else {
- scanner.currentCharacter = (char) (((c1 * 16 + c2) * 16 + c3) * 16 + c4);
- }
- }
- //loop until end of comment */
- while ((scanner.currentCharacter != '/') || (!star)) {
- star = scanner.currentCharacter == '*';
- //get next char
- if (((scanner.currentCharacter = source[scanner.currentPosition++]) == '\\')
- && (source[scanner.currentPosition] == 'u')) {
- //-------------unicode traitement
- // ------------
- int c1 = 0, c2 = 0, c3 = 0, c4 = 0;
- scanner.currentPosition++;
- while (source[scanner.currentPosition] == 'u') {
- scanner.currentPosition++;
- }
- if ((c1 = Character.getNumericValue(source[scanner.currentPosition++])) > 15 || c1 < 0
- || (c2 = Character.getNumericValue(source[scanner.currentPosition++])) > 15 || c2 < 0
- || (c3 = Character.getNumericValue(source[scanner.currentPosition++])) > 15 || c3 < 0
- || (c4 = Character.getNumericValue(source[scanner.currentPosition++])) > 15 || c4 < 0) { //error
- // don't
- // care of the
- // value
- scanner.currentCharacter = 'A';
- } //something different from * and
- // /
- else {
- scanner.currentCharacter = (char) (((c1 * 16 + c2) * 16 + c3) * 16 + c4);
- }
- }
- }
- if (this.scanner.taskTags != null) {
- this.scanner.checkTaskTag(this.scanner.getCurrentTokenStartPosition(), this.scanner.getCurrentTokenEndPosition());
- }
- break;
- }
- break;
- }
- default:
- if (Scanner.isPHPIdentifierStart(scanner.currentCharacter)) {
- scanner.scanIdentifierOrKeyword(false);
- break;
- }
- if (Character.isDigit(scanner.currentCharacter)) {
- scanner.scanNumber(false);
- break;
- }
- }
- //-----------------end switch while
- // try--------------------
- } catch (IndexOutOfBoundsException e) {
- break; // read until EOF
- } catch (InvalidInputException e) {
- return false; // no clue
- }
- }
- if (scanner.recordLineSeparator) {
- // compilationUnit.compilationResult.lineSeparatorPositions =
- // scanner.getLineEnds();
- }
- // check placement anomalies against other kinds of brackets
- for (int kind = 0; kind < BracketKinds; kind++) {
- for (int leftIndex = leftCount[kind] - 1; leftIndex >= 0; leftIndex--) {
- int start = leftPositions[kind][leftIndex]; // deepest
- // first
- // find matching closing bracket
- int depth = leftDepths[kind][leftIndex];
- int end = -1;
- for (int i = 0; i < rightCount[kind]; i++) {
- int pos = rightPositions[kind][i];
- // want matching bracket further in source with same
- // depth
- if ((pos > start) && (depth == rightDepths[kind][i])) {
- end = pos;
- break;
- }
- }
- if (end < 0) { // did not find a good closing match
- problemReporter.unmatchedBracket(start, referenceContext, compilationUnit.compilationResult);
- return true;
- }
- // check if even number of opening/closing other brackets
- // in between this pair of brackets
- int balance = 0;
- for (int otherKind = 0; (balance == 0) && (otherKind < BracketKinds); otherKind++) {
- for (int i = 0; i < leftCount[otherKind]; i++) {
- int pos = leftPositions[otherKind][i];
- if ((pos > start) && (pos < end))
- balance++;
- }
- for (int i = 0; i < rightCount[otherKind]; i++) {
- int pos = rightPositions[otherKind][i];
- if ((pos > start) && (pos < end))
- balance--;
- }
- if (balance != 0) {
- problemReporter.unmatchedBracket(start, referenceContext, compilationUnit.compilationResult); //bracket
- // anomaly
- return true;
- }
- }
- }
- // too many opening brackets ?
- for (int i = rightCount[kind]; i < leftCount[kind]; i++) {
- anomaliesDetected = true;
- problemReporter.unmatchedBracket(leftPositions[kind][leftCount[kind] - i - 1], referenceContext,
- compilationUnit.compilationResult);
- }
- // too many closing brackets ?
- for (int i = leftCount[kind]; i < rightCount[kind]; i++) {
- anomaliesDetected = true;
- problemReporter.unmatchedBracket(rightPositions[kind][i], referenceContext, compilationUnit.compilationResult);
- }
- if (anomaliesDetected)
- return true;
- }
- return anomaliesDetected;
- } catch (ArrayStoreException e) { // jdk1.2.2 jit bug
- return anomaliesDetected;
- } catch (NullPointerException e) { // jdk1.2.2 jit bug
- return anomaliesDetected;
- }
- }
+// public boolean checkAndReportBracketAnomalies(ProblemReporter problemReporter) {
+// scanner.wasAcr = false;
+// boolean anomaliesDetected = false;
+// try {
+// char[] source = scanner.source;
+// int[] leftCount = { 0, 0, 0 };
+// int[] rightCount = { 0, 0, 0 };
+// int[] depths = { 0, 0, 0 };
+// int[][] leftPositions = new int[][] { new int[10], new int[10], new int[10] };
+// int[][] leftDepths = new int[][] { new int[10], new int[10], new int[10] };
+// int[][] rightPositions = new int[][] { new int[10], new int[10], new int[10] };
+// int[][] rightDepths = new int[][] { new int[10], new int[10], new int[10] };
+// scanner.currentPosition = scanner.initialPosition; //starting
+// // point
+// // (first-zero-based
+// // char)
+// while (scanner.currentPosition < scanner.eofPosition) { //loop for
+// // jumping
+// // over
+// // comments
+// try {
+// // ---------Consume white space and handles
+// // startPosition---------
+// boolean isWhiteSpace;
+// do {
+// scanner.startPosition = scanner.currentPosition;
+// // if (((scanner.currentCharacter =
+// // source[scanner.currentPosition++]) == '\\') &&
+// // (source[scanner.currentPosition] == 'u')) {
+// // isWhiteSpace = scanner.jumpOverUnicodeWhiteSpace();
+// // } else {
+// if (scanner.recordLineSeparator && ((scanner.currentCharacter == '\r') || (scanner.currentCharacter == '\n'))) {
+// if (scanner.lineEnds[scanner.linePtr] < scanner.startPosition) {
+// // only record line positions we have not
+// // recorded yet
+// scanner.pushLineSeparator();
+// }
+// }
+// isWhiteSpace = CharOperation.isWhitespace(scanner.currentCharacter);
+// // }
+// } while (isWhiteSpace && (scanner.currentPosition < scanner.eofPosition));
+// // -------consume token until } is found---------
+// switch (scanner.currentCharacter) {
+// case '{': {
+// int index = leftCount[CurlyBracket]++;
+// if (index == leftPositions[CurlyBracket].length) {
+// System.arraycopy(leftPositions[CurlyBracket], 0, (leftPositions[CurlyBracket] = new int[index * 2]), 0, index);
+// System.arraycopy(leftDepths[CurlyBracket], 0, (leftDepths[CurlyBracket] = new int[index * 2]), 0, index);
+// }
+// leftPositions[CurlyBracket][index] = scanner.startPosition;
+// leftDepths[CurlyBracket][index] = depths[CurlyBracket]++;
+// }
+// break;
+// case '}': {
+// int index = rightCount[CurlyBracket]++;
+// if (index == rightPositions[CurlyBracket].length) {
+// System.arraycopy(rightPositions[CurlyBracket], 0, (rightPositions[CurlyBracket] = new int[index * 2]), 0, index);
+// System.arraycopy(rightDepths[CurlyBracket], 0, (rightDepths[CurlyBracket] = new int[index * 2]), 0, index);
+// }
+// rightPositions[CurlyBracket][index] = scanner.startPosition;
+// rightDepths[CurlyBracket][index] = --depths[CurlyBracket];
+// }
+// break;
+// case '(': {
+// int index = leftCount[RoundBracket]++;
+// if (index == leftPositions[RoundBracket].length) {
+// System.arraycopy(leftPositions[RoundBracket], 0, (leftPositions[RoundBracket] = new int[index * 2]), 0, index);
+// System.arraycopy(leftDepths[RoundBracket], 0, (leftDepths[RoundBracket] = new int[index * 2]), 0, index);
+// }
+// leftPositions[RoundBracket][index] = scanner.startPosition;
+// leftDepths[RoundBracket][index] = depths[RoundBracket]++;
+// }
+// break;
+// case ')': {
+// int index = rightCount[RoundBracket]++;
+// if (index == rightPositions[RoundBracket].length) {
+// System.arraycopy(rightPositions[RoundBracket], 0, (rightPositions[RoundBracket] = new int[index * 2]), 0, index);
+// System.arraycopy(rightDepths[RoundBracket], 0, (rightDepths[RoundBracket] = new int[index * 2]), 0, index);
+// }
+// rightPositions[RoundBracket][index] = scanner.startPosition;
+// rightDepths[RoundBracket][index] = --depths[RoundBracket];
+// }
+// break;
+// case '[': {
+// int index = leftCount[SquareBracket]++;
+// if (index == leftPositions[SquareBracket].length) {
+// System.arraycopy(leftPositions[SquareBracket], 0, (leftPositions[SquareBracket] = new int[index * 2]), 0, index);
+// System.arraycopy(leftDepths[SquareBracket], 0, (leftDepths[SquareBracket] = new int[index * 2]), 0, index);
+// }
+// leftPositions[SquareBracket][index] = scanner.startPosition;
+// leftDepths[SquareBracket][index] = depths[SquareBracket]++;
+// }
+// break;
+// case ']': {
+// int index = rightCount[SquareBracket]++;
+// if (index == rightPositions[SquareBracket].length) {
+// System.arraycopy(rightPositions[SquareBracket], 0, (rightPositions[SquareBracket] = new int[index * 2]), 0, index);
+// System.arraycopy(rightDepths[SquareBracket], 0, (rightDepths[SquareBracket] = new int[index * 2]), 0, index);
+// }
+// rightPositions[SquareBracket][index] = scanner.startPosition;
+// rightDepths[SquareBracket][index] = --depths[SquareBracket];
+// }
+// break;
+// case '\'': {
+// if (scanner.getNextChar('\\')) {
+// scanner.scanEscapeCharacter();
+// } else { // consume next character
+// scanner.unicodeAsBackSlash = false;
+// // if (((scanner.currentCharacter =
+// // source[scanner.currentPosition++]) ==
+// // '\\') &&
+// // (source[scanner.currentPosition] ==
+// // 'u')) {
+// // scanner.getNextUnicodeChar();
+// // } else {
+// if (scanner.withoutUnicodePtr != 0) {
+// scanner.withoutUnicodeBuffer[++scanner.withoutUnicodePtr] = scanner.currentCharacter;
+// }
+// // }
+// }
+// scanner.getNextChar('\'');
+// break;
+// }
+// case '"':
+// // consume next character
+// scanner.unicodeAsBackSlash = false;
+// // if (((scanner.currentCharacter =
+// // source[scanner.currentPosition++]) == '\\') &&
+// // (source[scanner.currentPosition] == 'u')) {
+// // scanner.getNextUnicodeChar();
+// // } else {
+// if (scanner.withoutUnicodePtr != 0) {
+// scanner.withoutUnicodeBuffer[++scanner.withoutUnicodePtr] = scanner.currentCharacter;
+// }
+// // }
+// while (scanner.currentCharacter != '"') {
+// if (scanner.currentCharacter == '\r') {
+// if (source[scanner.currentPosition] == '\n')
+// scanner.currentPosition++;
+// break; // the string cannot go further that
+// // the line
+// }
+// if (scanner.currentCharacter == '\n') {
+// break; // the string cannot go further that
+// // the line
+// }
+// if (scanner.currentCharacter == '\\') {
+// scanner.scanEscapeCharacter();
+// }
+// // consume next character
+// scanner.unicodeAsBackSlash = false;
+// // if (((scanner.currentCharacter =
+// // source[scanner.currentPosition++]) == '\\')
+// // && (source[scanner.currentPosition] == 'u'))
+// // {
+// // scanner.getNextUnicodeChar();
+// // } else {
+// if (scanner.withoutUnicodePtr != 0) {
+// scanner.withoutUnicodeBuffer[++scanner.withoutUnicodePtr] = scanner.currentCharacter;
+// }
+// // }
+// }
+// break;
+// case '/': {
+// int test;
+// if ((test = scanner.getNextChar('/', '*')) == 0) { //line
+// // comment
+// //get the next char
+// if (((scanner.currentCharacter = source[scanner.currentPosition++]) == '\\')
+// && (source[scanner.currentPosition] == 'u')) {
+// //-------------unicode traitement
+// // ------------
+// int c1 = 0, c2 = 0, c3 = 0, c4 = 0;
+// scanner.currentPosition++;
+// while (source[scanner.currentPosition] == 'u') {
+// scanner.currentPosition++;
+// }
+// if ((c1 = Character.getNumericValue(source[scanner.currentPosition++])) > 15 || c1 < 0
+// || (c2 = Character.getNumericValue(source[scanner.currentPosition++])) > 15 || c2 < 0
+// || (c3 = Character.getNumericValue(source[scanner.currentPosition++])) > 15 || c3 < 0
+// || (c4 = Character.getNumericValue(source[scanner.currentPosition++])) > 15 || c4 < 0) { //error
+// // don't
+// // care of the
+// // value
+// scanner.currentCharacter = 'A';
+// } //something different from \n and \r
+// else {
+// scanner.currentCharacter = (char) (((c1 * 16 + c2) * 16 + c3) * 16 + c4);
+// }
+// }
+// while (scanner.currentCharacter != '\r' && scanner.currentCharacter != '\n') {
+// //get the next char
+// scanner.startPosition = scanner.currentPosition;
+// if (((scanner.currentCharacter = source[scanner.currentPosition++]) == '\\')
+// && (source[scanner.currentPosition] == 'u')) {
+// //-------------unicode traitement
+// // ------------
+// int c1 = 0, c2 = 0, c3 = 0, c4 = 0;
+// scanner.currentPosition++;
+// while (source[scanner.currentPosition] == 'u') {
+// scanner.currentPosition++;
+// }
+// if ((c1 = Character.getNumericValue(source[scanner.currentPosition++])) > 15 || c1 < 0
+// || (c2 = Character.getNumericValue(source[scanner.currentPosition++])) > 15 || c2 < 0
+// || (c3 = Character.getNumericValue(source[scanner.currentPosition++])) > 15 || c3 < 0
+// || (c4 = Character.getNumericValue(source[scanner.currentPosition++])) > 15 || c4 < 0) { //error
+// // don't
+// // care of the
+// // value
+// scanner.currentCharacter = 'A';
+// } //something different from \n
+// // and \r
+// else {
+// scanner.currentCharacter = (char) (((c1 * 16 + c2) * 16 + c3) * 16 + c4);
+// }
+// }
+// }
+// if (scanner.recordLineSeparator && ((scanner.currentCharacter == '\r') || (scanner.currentCharacter == '\n'))) {
+// if (scanner.lineEnds[scanner.linePtr] < scanner.startPosition) {
+// // only record line positions we
+// // have not recorded yet
+// scanner.pushLineSeparator();
+// if (this.scanner.taskTags != null) {
+// this.scanner.checkTaskTag(this.scanner.getCurrentTokenStartPosition(), this.scanner
+// .getCurrentTokenEndPosition());
+// }
+// }
+// }
+// break;
+// }
+// if (test > 0) { //traditional and annotation
+// // comment
+// boolean star = false;
+// // consume next character
+// scanner.unicodeAsBackSlash = false;
+// // if (((scanner.currentCharacter =
+// // source[scanner.currentPosition++]) ==
+// // '\\') &&
+// // (source[scanner.currentPosition] ==
+// // 'u')) {
+// // scanner.getNextUnicodeChar();
+// // } else {
+// if (scanner.withoutUnicodePtr != 0) {
+// scanner.withoutUnicodeBuffer[++scanner.withoutUnicodePtr] = scanner.currentCharacter;
+// }
+// // }
+// if (scanner.currentCharacter == '*') {
+// star = true;
+// }
+// //get the next char
+// if (((scanner.currentCharacter = source[scanner.currentPosition++]) == '\\')
+// && (source[scanner.currentPosition] == 'u')) {
+// //-------------unicode traitement
+// // ------------
+// int c1 = 0, c2 = 0, c3 = 0, c4 = 0;
+// scanner.currentPosition++;
+// while (source[scanner.currentPosition] == 'u') {
+// scanner.currentPosition++;
+// }
+// if ((c1 = Character.getNumericValue(source[scanner.currentPosition++])) > 15 || c1 < 0
+// || (c2 = Character.getNumericValue(source[scanner.currentPosition++])) > 15 || c2 < 0
+// || (c3 = Character.getNumericValue(source[scanner.currentPosition++])) > 15 || c3 < 0
+// || (c4 = Character.getNumericValue(source[scanner.currentPosition++])) > 15 || c4 < 0) { //error
+// // don't
+// // care of the
+// // value
+// scanner.currentCharacter = 'A';
+// } //something different from * and /
+// else {
+// scanner.currentCharacter = (char) (((c1 * 16 + c2) * 16 + c3) * 16 + c4);
+// }
+// }
+// //loop until end of comment */
+// while ((scanner.currentCharacter != '/') || (!star)) {
+// star = scanner.currentCharacter == '*';
+// //get next char
+// if (((scanner.currentCharacter = source[scanner.currentPosition++]) == '\\')
+// && (source[scanner.currentPosition] == 'u')) {
+// //-------------unicode traitement
+// // ------------
+// int c1 = 0, c2 = 0, c3 = 0, c4 = 0;
+// scanner.currentPosition++;
+// while (source[scanner.currentPosition] == 'u') {
+// scanner.currentPosition++;
+// }
+// if ((c1 = Character.getNumericValue(source[scanner.currentPosition++])) > 15 || c1 < 0
+// || (c2 = Character.getNumericValue(source[scanner.currentPosition++])) > 15 || c2 < 0
+// || (c3 = Character.getNumericValue(source[scanner.currentPosition++])) > 15 || c3 < 0
+// || (c4 = Character.getNumericValue(source[scanner.currentPosition++])) > 15 || c4 < 0) { //error
+// // don't
+// // care of the
+// // value
+// scanner.currentCharacter = 'A';
+// } //something different from * and
+// // /
+// else {
+// scanner.currentCharacter = (char) (((c1 * 16 + c2) * 16 + c3) * 16 + c4);
+// }
+// }
+// }
+// if (this.scanner.taskTags != null) {
+// this.scanner.checkTaskTag(this.scanner.getCurrentTokenStartPosition(), this.scanner.getCurrentTokenEndPosition());
+// }
+// break;
+// }
+// break;
+// }
+// default:
+// if (Scanner.isPHPIdentifierStart(scanner.currentCharacter)) {
+// scanner.scanIdentifierOrKeyword(false);
+// break;
+// }
+// if (Character.isDigit(scanner.currentCharacter)) {
+// scanner.scanNumber(false);
+// break;
+// }
+// }
+// //-----------------end switch while
+// // try--------------------
+// } catch (IndexOutOfBoundsException e) {
+// break; // read until EOF
+// } catch (InvalidInputException e) {
+// return false; // no clue
+// }
+// }
+// if (scanner.recordLineSeparator) {
+// compilationUnit.compilationResult.lineSeparatorPositions = scanner.getLineEnds();
+// }
+// // check placement anomalies against other kinds of brackets
+// for (int kind = 0; kind < BracketKinds; kind++) {
+// for (int leftIndex = leftCount[kind] - 1; leftIndex >= 0; leftIndex--) {
+// int start = leftPositions[kind][leftIndex]; // deepest
+// // first
+// // find matching closing bracket
+// int depth = leftDepths[kind][leftIndex];
+// int end = -1;
+// for (int i = 0; i < rightCount[kind]; i++) {
+// int pos = rightPositions[kind][i];
+// // want matching bracket further in source with same
+// // depth
+// if ((pos > start) && (depth == rightDepths[kind][i])) {
+// end = pos;
+// break;
+// }
+// }
+// if (end < 0) { // did not find a good closing match
+// problemReporter.unmatchedBracket(start, referenceContext, compilationUnit.compilationResult);
+// return true;
+// }
+// // check if even number of opening/closing other brackets
+// // in between this pair of brackets
+// int balance = 0;
+// for (int otherKind = 0; (balance == 0) && (otherKind < BracketKinds); otherKind++) {
+// for (int i = 0; i < leftCount[otherKind]; i++) {
+// int pos = leftPositions[otherKind][i];
+// if ((pos > start) && (pos < end))
+// balance++;
+// }
+// for (int i = 0; i < rightCount[otherKind]; i++) {
+// int pos = rightPositions[otherKind][i];
+// if ((pos > start) && (pos < end))
+// balance--;
+// }
+// if (balance != 0) {
+// problemReporter.unmatchedBracket(start, referenceContext, compilationUnit.compilationResult); //bracket
+// // anomaly
+// return true;
+// }
+// }
+// }
+// // too many opening brackets ?
+// for (int i = rightCount[kind]; i < leftCount[kind]; i++) {
+// anomaliesDetected = true;
+// problemReporter.unmatchedBracket(leftPositions[kind][leftCount[kind] - i - 1], referenceContext,
+// compilationUnit.compilationResult);
+// }
+// // too many closing brackets ?
+// for (int i = leftCount[kind]; i < rightCount[kind]; i++) {
+// anomaliesDetected = true;
+// problemReporter.unmatchedBracket(rightPositions[kind][i], referenceContext, compilationUnit.compilationResult);
+// }
+// if (anomaliesDetected)
+// return true;
+// }
+// return anomaliesDetected;
+// } catch (ArrayStoreException e) { // jdk1.2.2 jit bug
+// return anomaliesDetected;
+// } catch (NullPointerException e) { // jdk1.2.2 jit bug
+// return anomaliesDetected;
+// }
+// }
protected void pushOnAstLengthStack(int pos) {
try {
String ext = file.getRawLocation().getFileExtension();
int fileExtensionLength = ext == null ? 0 : ext.length() + 1;
ImportReference impt;
- int length;
char[][] tokens;
if (filePath.startsWith(projectPath)) {
tokens = CharOperation
} else {
String name = file.getName();
tokens = new char[1][];
- tokens[0] = name.substring(0, ext.length() - fileExtensionLength).toCharArray();
+ tokens[0] = name.substring(0, name.length() - fileExtensionLength).toCharArray();
}
this.compilationUnit.currentPackage = impt = new ImportReference(tokens, new char[0], 0, 0, true);
//endPosition is just before the ;
}
+
+ public final static String[] GLOBALS = {
+ "$this",
+ "$_COOKIE",
+ "$_ENV",
+ "$_FILES",
+ "$_GET",
+ "$GLOBALS",
+ "$_POST",
+ "$_REQUEST",
+ "$_SESSION",
+ "$_SERVER" };
+
+ /**
+ *
+ */
+ private void pushFunctionVariableSet() {
+ HashSet set = new HashSet();
+ if (fStackUnassigned.isEmpty()) {
+ for (int i = 0; i < GLOBALS.length; i++) {
+ set.add(GLOBALS[i]);
+ }
+ }
+ fStackUnassigned.add(set);
+ }
+
+ private void pushIfVariableSet() {
+ if (!fStackUnassigned.isEmpty()) {
+ HashSet set = new HashSet();
+ fStackUnassigned.add(set);
+ }
+ }
+
+ private HashSet removeIfVariableSet() {
+ if (!fStackUnassigned.isEmpty()) {
+ return (HashSet) fStackUnassigned.remove(fStackUnassigned.size() - 1);
+ }
+ return null;
+ }
+
+ /**
+ * Returns the <i>set of assigned variables </i> returns null if no Set is defined at the current scanner position
+ */
+ private HashSet peekVariableSet() {
+ if (!fStackUnassigned.isEmpty()) {
+ return (HashSet) fStackUnassigned.get(fStackUnassigned.size() - 1);
+ }
+ return null;
+ }
+
+ /**
+ * add the current identifier source to the <i>set of assigned variables </i>
+ *
+ * @param set
+ */
+ private void addVariableSet(HashSet set) {
+ if (set != null) {
+ set.add(new String(scanner.getCurrentTokenSource()));
+ }
+ }
+
+ /**
+ * add the current identifier source to the <i>set of assigned variables </i>
+ *
+ */
+ private void addVariableSet() {
+ HashSet set = peekVariableSet();
+ if (set != null) {
+ set.add(new String(scanner.getCurrentTokenSource()));
+ }
+ }
+
+ /**
+ * add the current identifier source to the <i>set of assigned variables </i>
+ *
+ */
+ private void addVariableSet(char[] token) {
+ HashSet set = peekVariableSet();
+ if (set != null) {
+ set.add(new String(token));
+ }
+ }
+
+ /**
+ * check if the current identifier source is in the <i>set of assigned variables </i> Returns true, if no set is defined for the
+ * current scanner position
+ *
+ */
+ private boolean containsVariableSet() {
+ return containsVariableSet(scanner.getCurrentTokenSource());
+ }
+
+ private boolean containsVariableSet(char[] token) {
+
+ if (!fStackUnassigned.isEmpty()) {
+ HashSet set;
+ String str = new String(token);
+ for (int i = 0; i < fStackUnassigned.size(); i++) {
+ set = (HashSet) fStackUnassigned.get(i);
+ if (set.contains(str)) {
+ return true;
+ }
+ }
+ return false;
+ }
+ return true;
+ }
}
\ No newline at end of file