try {
statement = statement();
blockStatements.add(statement);
+ if (token == TokenNameEOF) {
+ return null;
+ }
if (branchStatement && statement != null) {
// reportSyntaxError("Unreachable code", statement.sourceStart,
// statement.sourceEnd);
// | rw_variable T_INC
// | rw_variable T_DEC
case TokenNameIdentifier:
- char[] ident = scanner.getCurrentTokenSource();
- Expression lhsIdentifier = identifier(true, true);
- if (lhsIdentifier != null) {
- expression = lhsIdentifier;
- }
- if (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) {
- String error = "Assignment operator '"+scanner.toStringAction(token)+"' not allowed after identifier '"+new String(ident)+"' (use 'define(...)' to define constants).";
- throwSyntaxError(error);
- }
- break;
case TokenNameVariable:
case TokenNameDOLLAR:
+ Expression lhs = null;
boolean rememberedVar = false;
- 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);
+ if (token == TokenNameIdentifier) {
+ lhs = identifier(true, true);
+ if (lhs != null) {
+ expression = lhs;
+ }
+ } else {
+ lhs = variable(true, true);
+ if (lhs != null) {
+ expression = lhs;
+ }
+ 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) {
// 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);
+
+ // Expression ref = function_call(lefthandside, ignoreVar);
+
+ // function_call:
+ // T_STRING '(' function_call_parameter_list ')'
+ // | class_constant '(' function_call_parameter_list ')'
+ // | static_member '(' function_call_parameter_list ')'
+ // | variable_without_objects '(' function_call_parameter_list ')'
+ char[] defineName = null;
+ char[] ident = null;
+ int startPos = 0;
+ int endPos = 0;
+ Expression ref = null;
+ if (Scanner.TRACE) {
+ System.out.println("TRACE: function_call()");
+ }
+ if (token == TokenNameIdentifier) {
+ ident = scanner.getCurrentIdentifierSource();
+ defineName = ident;
+ startPos = scanner.getCurrentTokenStartPosition();
+ endPos = scanner.getCurrentTokenEndPosition();
+ getNextToken();
+
+ if (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) {
+ String error = "Assignment operator '" + scanner.toStringAction(token) + "' not allowed after identifier '"
+ + new String(ident) + "' (use 'define(...)' to define constants).";
+ reportSyntaxError(error);
+ }
+
+ switch (token) {
+ case TokenNamePAAMAYIM_NEKUDOTAYIM:
+ // static member:
+ defineName = null;
+ getNextToken();
+ if (token == TokenNameIdentifier) {
+ // class _constant
+ getNextToken();
+ } else {
+ // static member:
+ variable_without_objects(true, false);
+ }
+ break;
+ }
+ } else {
+ ref = variable_without_objects(lefthandside, ignoreVar);
+ }
+ if (token != TokenNameLPAREN) {
+ if (defineName != null) {
+ // does this identifier contain only uppercase characters?
+ if (defineName.length == 3) {
+ if (defineName[0] == 'd' && defineName[1] == 'i' && defineName[2] == 'e') {
+ defineName = null;
+ }
+ } else if (defineName.length == 4) {
+ if (defineName[0] == 't' && defineName[1] == 'r' && defineName[2] == 'u' && defineName[3] == 'e') {
+ defineName = null;
+ } else if (defineName[0] == 'n' && defineName[1] == 'u' && defineName[2] == 'l' && defineName[3] == 'l') {
+ defineName = null;
+ }
+ } else if (defineName.length == 5) {
+ if (defineName[0] == 'f' && defineName[1] == 'a' && defineName[2] == 'l' && defineName[3] == 's' && defineName[4] == 'e') {
+ defineName = null;
+ }
+ }
+ if (defineName != null) {
+ for (int i = 0; i < defineName.length; i++) {
+ if (Character.isLowerCase(defineName[i])) {
+ problemReporter.phpUppercaseIdentifierWarning(startPos, endPos, referenceContext, compilationUnit.compilationResult);
+ break;
+ }
+ }
+ }
+ }
+ // TODO is this ok ?
+ // return ref;
+ // throwSyntaxError("'(' expected in function call.");
+ } else {
+ getNextToken();
+
+ if (token == TokenNameRPAREN) {
+ getNextToken();
+ ref = null;
+ } else {
+ non_empty_function_call_parameter_list();
+ if (token != TokenNameRPAREN) {
+ String functionName;
+ if (ident == null) {
+ functionName = new String(" ");
+ } else {
+ functionName = new String(ident);
+ }
+ throwSyntaxError("')' expected in function call (" + functionName + ").");
+ }
+ getNextToken();
+ }
+ }
if (token == TokenNameMINUS_GREATER) {
ref = null;
getNextToken();
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