case RETURN:
expression = null;
getNextToken();
+/*
+ if (token == TokenName.VARIABLE) {
+ getNextToken ();
+
+ if (token == TokenName.PAAMAYIM_NEKUDOTAYIM) {
+ getNextToken ();
+
+ if (token != TokenName.IDENTIFIER) {
+ throwSyntaxError("identifier expected after '::'.");
+ }
+ else {
+ getNextToken ();
+ }
+ }
+ }
+*/
if (token != TokenName.SEMICOLON) {
expression = expr();
}
+
if (token == TokenName.SEMICOLON) {
sourceEnd = scanner.getCurrentTokenEndPosition();
getNextToken();
- } else {
+ }
+ else {
if (token != TokenName.INLINE_HTML) {
throwSyntaxError("';' expected after 'return'.");
}
+
sourceEnd = scanner.getCurrentTokenEndPosition();
getNextToken();
}
case CLASS:
case INTERFACE:
try {
- TypeDeclaration typeDecl = new TypeDeclaration(
- this.compilationUnit.compilationResult);
- typeDecl.declarationSourceStart = scanner
- .getCurrentTokenStartPosition();
- typeDecl.declarationSourceEnd = scanner
- .getCurrentTokenEndPosition();
+ TypeDeclaration typeDecl = new TypeDeclaration (this.compilationUnit.compilationResult);
+ typeDecl.declarationSourceStart = scanner.getCurrentTokenStartPosition();
+ typeDecl.declarationSourceEnd = scanner.getCurrentTokenEndPosition();
typeDecl.name = new char[] { ' ' };
// default super class
- typeDecl.superclass = new SingleTypeReference(
- TypeConstants.OBJECT, 0);
+ typeDecl.superclass = new SingleTypeReference(TypeConstants.OBJECT, 0);
compilationUnit.types.add(typeDecl);
pushOnAstStack(typeDecl);
unticked_class_declaration_statement(typeDecl);
astLengthPtr--;
}
return statement;
+
case LBRACE:
getNextToken();
if (token != TokenName.RBRACE) {
}
else {
if (token == TokenName.RBRACE) {
- reportSyntaxError("';' expected after expression (Found token: "
+ reportSyntaxError ("';' expected after expression (Found token: "
+ scanner.toStringAction(token) + ")");
}
else {
- if (token != TokenName.INLINE_HTML && token != TokenName.EOF) {
- throwSyntaxError("';' expected after expression (Found token: "
+ if (token == TokenName.PAAMAYIM_NEKUDOTAYIM) {
+ getNextToken ();
+
+ if (token != TokenName.IDENTIFIER) {
+ throwSyntaxError("identifier expected after '::'.");
+ }
+ else {
+ getNextToken ();
+ }
+ }
+ else if (token != TokenName.INLINE_HTML && token != TokenName.EOF) {
+ throwSyntaxError ("';' expected after expression (Found token: "
+ scanner.toStringAction(token) + ")");
}
getNextToken();
if (token == TokenName.OP_AND) {
getNextToken();
}
-
+
methodDecl.sourceStart = scanner.getCurrentTokenStartPosition();
methodDecl.sourceEnd = scanner.getCurrentTokenEndPosition();
-
+
if (Scanner.isIdentifierOrKeyword (token) ||
token == TokenName.LPAREN) {
-
+
if (token == TokenName.LPAREN) {
methodDecl.selector = scanner.getCurrentIdentifierSource();
-
+
if (token.compareTo (TokenName.KEYWORD) > 0) {
problemReporter.phpKeywordWarning (new String[] {scanner.toStringAction(token) },
scanner.getCurrentTokenStartPosition(),
}
else {
methodDecl.selector = scanner.getCurrentIdentifierSource();
-
+
if (token.compareTo (TokenName.KEYWORD) > 0) {
problemReporter.phpKeywordWarning (new String[] {scanner.toStringAction(token) },
scanner.getCurrentTokenStartPosition(),
referenceContext,
compilationUnit.compilationResult);
}
-
+
getNextToken();
}
-
+
if (token == TokenName.LPAREN) {
getNextToken();
}
methodDecl.sourceEnd = scanner.getCurrentTokenStartPosition() - 1;
throwSyntaxError("'(' expected in function declaration.");
}
-
+
if (token != TokenName.RPAREN) {
parameter_list(methodDecl);
}
-
+
if (token != TokenName.RPAREN) {
methodDecl.sourceEnd = scanner.getCurrentTokenStartPosition() - 1;
throwSyntaxError("')' expected in function declaration.");
- }
+ }
else {
methodDecl.bodyStart = scanner.getCurrentTokenEndPosition() + 1;
getNextToken();
* @param only_variable
* @param initHandler
*/
- private Expression expr_without_variable (boolean only_variable,
+ private Expression expr_without_variable (boolean only_variable,
UninitializedVariableHandler initHandler,
boolean bColonAllowed) {
int exprSourceStart = scanner.getCurrentTokenStartPosition();
if (token == TokenName.IDENTIFIER) {
lhs = identifier(true, true, bColonAllowed);
+
if (lhs != null) {
expression = lhs;
}
- } else {
- lhs = variable(true, true);
+ }
+ else {
+ lhs = variable (true, true);
if (lhs != null) {
expression = lhs;
}
} else {
Expression rhs = expr_without_variable (only_variable, initHandler, bColonAllowed);
-
+
if (lhs != null && lhs instanceof FieldReference) {
if (rhs != null && rhs instanceof FieldReference) {
// example:
if (rememberedVar == false && lhs != null
&& lhs instanceof FieldReference) {
if (fMethodVariables != null) {
- VariableInfo lhsInfo = new VariableInfo(
- ((FieldReference) lhs).sourceStart);
- fMethodVariables.put(new String(
- ((FieldReference) lhs).token), lhsInfo);
+ VariableInfo lhsInfo = new VariableInfo (((FieldReference) lhs).sourceStart);
+ fMethodVariables.put (new String (((FieldReference) lhs).token), lhsInfo);
}
}
break;
+
+ case TERNARY_SHORT:
case PLUS_EQUAL:
case MINUS_EQUAL:
case MULTIPLY_EQUAL:
case INSTANCEOF:
getNextToken();
TypeReference classRef = class_name_reference();
-
+
if (classRef != null) {
expression = new InstanceOfExpression (expression, classRef, OperatorIds.INSTANCEOF);
expression.sourceStart = exprSourceStart;
expression.sourceEnd = scanner.getCurrentTokenEndPosition();
}
break;
+
+ case TERNARY_SHORT:
+ getNextToken();
+ expression = new EqualExpression(expression, expr_without_variable (only_variable, initHandler, bColonAllowed), OperatorIds.TERNARY_SHORT);
+ break;
+
case QUESTION:
getNextToken();
Expression valueIfTrue = expr_without_variable (true, null, true);
getNextToken();
Expression valueIfFalse = expr();
- expression = new ConditionalExpression(expression,
- valueIfTrue, valueIfFalse);
+ expression = new ConditionalExpression (expression, valueIfTrue, valueIfFalse);
break;
default:
return expression;
variable_without_objects(false, false);
}
- private Expression base_variable_with_function_calls(boolean lefthandside,
- boolean ignoreVar) {
- // base_variable_with_function_calls:
- // base_variable
- // | function_call
+ /**
+ * base_variable_with_function_calls:
+ * base_variable | function_call
+ *
+ * @param lefthandside
+ * @param ignoreVar
+ * @return
+ */
+ private Expression base_variable_with_function_calls (boolean lefthandside, boolean ignoreVar) {
if (Scanner.TRACE) {
System.out.println("TRACE: base_variable_with_function_calls()");
}
+
return function_call(lefthandside, ignoreVar);
}
- private Expression base_variable(boolean lefthandside) {
- // base_variable:
- // reference_variable
- // | simple_indirect_reference reference_variable
- // | static_member
+ /**
+ * base_variable:
+ * reference_variable
+ * | simple_indirect_reference reference_variable
+ * | static_member
+ *
+ * @param lefthandside
+ * @return
+ */
+ private Expression base_variable (boolean lefthandside) {
Expression ref = null;
+
if (Scanner.TRACE) {
- System.out.println("TRACE: base_variable()");
+ System.out.println ("TRACE: base_variable()");
}
+
if (token == TokenName.IDENTIFIER) {
- static_member();
- } else {
+ static_member ();
+ }
+ else {
while (token == TokenName.DOLLAR) {
- getNextToken();
+ getNextToken ();
}
- reference_variable(lefthandside, false);
+
+ reference_variable (lefthandside, false);
}
+
return ref;
}
// // '$'
// //| simple_indirect_reference '$'
// }
- private Expression reference_variable(boolean lefthandside,
- boolean ignoreVar) {
+ private Expression reference_variable (boolean lefthandside, boolean ignoreVar) {
// reference_variable:
// reference_variable '[' dim_offset ']'
// | reference_variable '{' expr '}'
return ref;
}
- private Expression compound_variable(boolean lefthandside, boolean ignoreVar) {
+ private Expression compound_variable (boolean lefthandside, boolean ignoreVar) {
// compound_variable:
// T_VARIABLE
// | '$' '{' expr '}'
if (Scanner.TRACE) {
System.out.println("TRACE: compound_variable()");
}
+
if (token == TokenName.VARIABLE) {
if (!lefthandside) {
if (!containsVariableSet()) {
// reportSyntaxError("The local variable " + new
// String(scanner.getCurrentIdentifierSource())
// + " may not have been initialized");
- problemReporter.uninitializedLocalVariable(new String(
- scanner.getCurrentIdentifierSource()), scanner
- .getCurrentTokenStartPosition(), scanner
- .getCurrentTokenEndPosition(), referenceContext,
- compilationUnit.compilationResult);
+ problemReporter.uninitializedLocalVariable (
+ new String (scanner.getCurrentIdentifierSource()),
+ scanner.getCurrentTokenStartPosition(),
+ scanner.getCurrentTokenEndPosition(),
+ referenceContext,
+ compilationUnit.compilationResult);
}
} else {
if (!ignoreVar) {
addVariableSet();
}
}
- FieldReference ref = new FieldReference(scanner
- .getCurrentIdentifierSource(), scanner
- .getCurrentTokenStartPosition());
+
+ FieldReference ref = new FieldReference (scanner.getCurrentIdentifierSource(),
+ scanner.getCurrentTokenStartPosition());
getNextToken();
return ref;
- } else {
+ }
+ else {
// because of simple_indirect_reference
while (token == TokenName.DOLLAR) {
getNextToken();
}
+
if (token != TokenName.LBRACE) {
reportSyntaxError("'{' expected after compound variable token '$'.");
return null;
}
+
getNextToken();
expr();
+
if (token != TokenName.RBRACE) {
throwSyntaxError("'}' expected after compound variable token '$'.");
}
+
getNextToken();
}
+
return null;
} // private void dim_offset() { // // dim_offset: // // /* empty */
if (Scanner.TRACE) {
System.out.println("TRACE: object_property()");
}
- if (token == TokenName.VARIABLE || token == TokenName.DOLLAR) {
- variable_without_objects(false, false);
- } else {
+
+ if ((token == TokenName.VARIABLE) ||
+ (token == TokenName.DOLLAR)) {
+ variable_without_objects (false, false);
+ }
+ else {
object_dim_list();
}
}
if (Scanner.TRACE) {
System.out.println("TRACE: object_dim_list()");
}
+
variable_name();
+
while (true) {
if (token == TokenName.LBRACE) {
getNextToken();
expr();
+
if (token != TokenName.RBRACE) {
throwSyntaxError("'}' expected in object_dim_list.");
}
+
getNextToken();
- } else if (token == TokenName.LBRACKET) {
+ }
+ else if (token == TokenName.LBRACKET) {
getNextToken();
+
if (token == TokenName.RBRACKET) {
getNextToken();
continue;
}
+
expr();
+
if (token != TokenName.RBRACKET) {
throwSyntaxError("']' expected in object_dim_list.");
}
+
getNextToken();
- } else {
+ }
+ else {
break;
}
}
if (Scanner.TRACE) {
System.out.println("TRACE: variable_name()");
}
- if (token == TokenName.IDENTIFIER || token.compareTo (TokenName.KEYWORD) > 0) {
+
+ if ((token == TokenName.IDENTIFIER) ||
+ (token.compareTo (TokenName.KEYWORD) > 0)) {
if (token.compareTo (TokenName.KEYWORD) > 0) {
// TODO show a warning "Keyword used as variable" ?
}
+
getNextToken();
- } else {
+ }
+ else if ((token == TokenName.OP_AND_OLD) || // If the found token is e.g $var->and
+ (token == TokenName.OP_OR_OLD) || // or is $var->or
+ (token == TokenName.OP_XOR_OLD)) { // or is $var->xor
+ getNextToken (); // get the next token. Maybe we should issue an warning?
+ }
+ else {
if (token != TokenName.LBRACE) {
throwSyntaxError("'{' expected in variable name.");
}
+
getNextToken();
expr();
+
if (token != TokenName.RBRACE) {
throwSyntaxError("'}' expected in variable name.");
}
+
getNextToken();
}
}
variable(false, false);
}
- 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(lefthandside,
- ignoreVar);
- if (token == TokenName.MINUS_GREATER) {
- ref = null;
+ /**
+ *
+ * variable:
+ * base_variable_with_function_calls T_OBJECT_OPERATOR
+ * object_property method_or_not variable_properties
+ * | base_variable_with_function_calls
+ *
+ * @param lefthandside
+ * @param ignoreVar
+ * @return
+ */
+ private Expression variable (boolean lefthandside, boolean ignoreVar) {
+ Expression ref = base_variable_with_function_calls (lefthandside, ignoreVar);
+
+ if ((token == TokenName.MINUS_GREATER) ||
+ (token == TokenName.PAAMAYIM_NEKUDOTAYIM)) {
+/* I don't know why ref was set to null, but if it is null, the variable will neither be added to the set of variable,
+ * nor would it be checked for beeing unitialized. So I don't set it to null!
+ */
+// ref = null;
getNextToken();
object_property();
method_or_not();
variable_properties();
}
+
return ref;
}
if (Scanner.TRACE) {
System.out.println("TRACE: variable_property()");
}
+
if (token == TokenName.MINUS_GREATER) {
getNextToken();
object_property();
method_or_not();
- } else {
+ }
+ else {
throwSyntaxError("'->' expected in variable_property.");
}
}
method_or_not();
variable_properties();
}
-
+
// A colon is only allowed here if it is an expression read after a '?'
-
+
if ((token == TokenName.COLON) &&
(!bColonAllowed)) {
throwSyntaxError ("No ':' allowed");
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