import net.sourceforge.phpdt.internal.compiler.lookup.TypeBinding;
public class Expression extends Statement {
-
- //some expression may not be used - from a java semantic point
- //of view only - as statements. Other may. In order to avoid the creation
- //of wrappers around expression in order to tune them as expression
- //Expression is a subclass of Statement. See the message isValidJavaStatement()
+
+ // some expression may not be used - from a java semantic point
+ // of view only - as statements. Other may. In order to avoid the creation
+ // of wrappers around expression in order to tune them as expression
+ // Expression is a subclass of Statement. See the message
+ // isValidJavaStatement()
public int implicitConversion;
+
public TypeBinding resolvedType;
-
+
public Constant constant;
public Expression() {
super();
}
- public FlowInfo analyseCode(BlockScope currentScope, FlowContext flowContext, FlowInfo flowInfo) {
+ public FlowInfo analyseCode(BlockScope currentScope,
+ FlowContext flowContext, FlowInfo flowInfo) {
return flowInfo;
}
- public FlowInfo analyseCode(BlockScope currentScope, FlowContext flowContext, FlowInfo flowInfo, boolean valueRequired) {
+ public FlowInfo analyseCode(BlockScope currentScope,
+ FlowContext flowContext, FlowInfo flowInfo, boolean valueRequired) {
return analyseCode(currentScope, flowContext, flowInfo);
}
/**
* Constant usable for bytecode pattern optimizations, but cannot be inlined
- * since it is not strictly equivalent to the definition of constant expressions.
- * In particular, some side-effects may be required to occur (only the end value
- * is known).
- * Constant is known to be of boolean type
- */
+ * since it is not strictly equivalent to the definition of constant
+ * expressions. In particular, some side-effects may be required to occur
+ * (only the end value is known). Constant is known to be of boolean type
+ */
public Constant optimizedBooleanConstant() {
return this.constant;
}
- public static final boolean isConstantValueRepresentable(
- Constant constant,
- int constantTypeID,
- int targetTypeID) {
+ public static final boolean isConstantValueRepresentable(Constant constant,
+ int constantTypeID, int targetTypeID) {
- //true if there is no loss of precision while casting.
+ // true if there is no loss of precision while casting.
// constantTypeID == constant.typeID
if (targetTypeID == constantTypeID)
return true;
switch (targetTypeID) {
- case T_char :
- switch (constantTypeID) {
- case T_char :
- return true;
- case T_double :
- return constant.doubleValue() == constant.charValue();
- case T_float :
- return constant.floatValue() == constant.charValue();
- case T_int :
- return constant.intValue() == constant.charValue();
- case T_short :
- return constant.shortValue() == constant.charValue();
- case T_byte :
- return constant.byteValue() == constant.charValue();
- case T_long :
- return constant.longValue() == constant.charValue();
- default :
- return false;//boolean
- }
-
- case T_float :
- switch (constantTypeID) {
- case T_char :
- return constant.charValue() == constant.floatValue();
- case T_double :
- return constant.doubleValue() == constant.floatValue();
- case T_float :
- return true;
- case T_int :
- return constant.intValue() == constant.floatValue();
- case T_short :
- return constant.shortValue() == constant.floatValue();
- case T_byte :
- return constant.byteValue() == constant.floatValue();
- case T_long :
- return constant.longValue() == constant.floatValue();
- default :
- return false;//boolean
- }
-
- case T_double :
- switch (constantTypeID) {
- case T_char :
- return constant.charValue() == constant.doubleValue();
- case T_double :
- return true;
- case T_float :
- return constant.floatValue() == constant.doubleValue();
- case T_int :
- return constant.intValue() == constant.doubleValue();
- case T_short :
- return constant.shortValue() == constant.doubleValue();
- case T_byte :
- return constant.byteValue() == constant.doubleValue();
- case T_long :
- return constant.longValue() == constant.doubleValue();
- default :
- return false; //boolean
- }
-
- case T_byte :
- switch (constantTypeID) {
- case T_char :
- return constant.charValue() == constant.byteValue();
- case T_double :
- return constant.doubleValue() == constant.byteValue();
- case T_float :
- return constant.floatValue() == constant.byteValue();
- case T_int :
- return constant.intValue() == constant.byteValue();
- case T_short :
- return constant.shortValue() == constant.byteValue();
- case T_byte :
- return true;
- case T_long :
- return constant.longValue() == constant.byteValue();
- default :
- return false; //boolean
- }
-
- case T_short :
- switch (constantTypeID) {
- case T_char :
- return constant.charValue() == constant.shortValue();
- case T_double :
- return constant.doubleValue() == constant.shortValue();
- case T_float :
- return constant.floatValue() == constant.shortValue();
- case T_int :
- return constant.intValue() == constant.shortValue();
- case T_short :
- return true;
- case T_byte :
- return constant.byteValue() == constant.shortValue();
- case T_long :
- return constant.longValue() == constant.shortValue();
- default :
- return false; //boolean
- }
-
- case T_int :
- switch (constantTypeID) {
- case T_char :
- return constant.charValue() == constant.intValue();
- case T_double :
- return constant.doubleValue() == constant.intValue();
- case T_float :
- return constant.floatValue() == constant.intValue();
- case T_int :
- return true;
- case T_short :
- return constant.shortValue() == constant.intValue();
- case T_byte :
- return constant.byteValue() == constant.intValue();
- case T_long :
- return constant.longValue() == constant.intValue();
- default :
- return false; //boolean
- }
-
- case T_long :
- switch (constantTypeID) {
- case T_char :
- return constant.charValue() == constant.longValue();
- case T_double :
- return constant.doubleValue() == constant.longValue();
- case T_float :
- return constant.floatValue() == constant.longValue();
- case T_int :
- return constant.intValue() == constant.longValue();
- case T_short :
- return constant.shortValue() == constant.longValue();
- case T_byte :
- return constant.byteValue() == constant.longValue();
- case T_long :
- return true;
- default :
- return false; //boolean
- }
-
- default :
- return false; //boolean
- }
+ case T_char:
+ switch (constantTypeID) {
+ case T_char:
+ return true;
+ case T_double:
+ return constant.doubleValue() == constant.charValue();
+ case T_float:
+ return constant.floatValue() == constant.charValue();
+ case T_int:
+ return constant.intValue() == constant.charValue();
+ case T_short:
+ return constant.shortValue() == constant.charValue();
+ case T_byte:
+ return constant.byteValue() == constant.charValue();
+ case T_long:
+ return constant.longValue() == constant.charValue();
+ default:
+ return false;// boolean
+ }
+
+ case T_float:
+ switch (constantTypeID) {
+ case T_char:
+ return constant.charValue() == constant.floatValue();
+ case T_double:
+ return constant.doubleValue() == constant.floatValue();
+ case T_float:
+ return true;
+ case T_int:
+ return constant.intValue() == constant.floatValue();
+ case T_short:
+ return constant.shortValue() == constant.floatValue();
+ case T_byte:
+ return constant.byteValue() == constant.floatValue();
+ case T_long:
+ return constant.longValue() == constant.floatValue();
+ default:
+ return false;// boolean
+ }
+
+ case T_double:
+ switch (constantTypeID) {
+ case T_char:
+ return constant.charValue() == constant.doubleValue();
+ case T_double:
+ return true;
+ case T_float:
+ return constant.floatValue() == constant.doubleValue();
+ case T_int:
+ return constant.intValue() == constant.doubleValue();
+ case T_short:
+ return constant.shortValue() == constant.doubleValue();
+ case T_byte:
+ return constant.byteValue() == constant.doubleValue();
+ case T_long:
+ return constant.longValue() == constant.doubleValue();
+ default:
+ return false; // boolean
+ }
+
+ case T_byte:
+ switch (constantTypeID) {
+ case T_char:
+ return constant.charValue() == constant.byteValue();
+ case T_double:
+ return constant.doubleValue() == constant.byteValue();
+ case T_float:
+ return constant.floatValue() == constant.byteValue();
+ case T_int:
+ return constant.intValue() == constant.byteValue();
+ case T_short:
+ return constant.shortValue() == constant.byteValue();
+ case T_byte:
+ return true;
+ case T_long:
+ return constant.longValue() == constant.byteValue();
+ default:
+ return false; // boolean
+ }
+
+ case T_short:
+ switch (constantTypeID) {
+ case T_char:
+ return constant.charValue() == constant.shortValue();
+ case T_double:
+ return constant.doubleValue() == constant.shortValue();
+ case T_float:
+ return constant.floatValue() == constant.shortValue();
+ case T_int:
+ return constant.intValue() == constant.shortValue();
+ case T_short:
+ return true;
+ case T_byte:
+ return constant.byteValue() == constant.shortValue();
+ case T_long:
+ return constant.longValue() == constant.shortValue();
+ default:
+ return false; // boolean
+ }
+
+ case T_int:
+ switch (constantTypeID) {
+ case T_char:
+ return constant.charValue() == constant.intValue();
+ case T_double:
+ return constant.doubleValue() == constant.intValue();
+ case T_float:
+ return constant.floatValue() == constant.intValue();
+ case T_int:
+ return true;
+ case T_short:
+ return constant.shortValue() == constant.intValue();
+ case T_byte:
+ return constant.byteValue() == constant.intValue();
+ case T_long:
+ return constant.longValue() == constant.intValue();
+ default:
+ return false; // boolean
+ }
+
+ case T_long:
+ switch (constantTypeID) {
+ case T_char:
+ return constant.charValue() == constant.longValue();
+ case T_double:
+ return constant.doubleValue() == constant.longValue();
+ case T_float:
+ return constant.floatValue() == constant.longValue();
+ case T_int:
+ return constant.intValue() == constant.longValue();
+ case T_short:
+ return constant.shortValue() == constant.longValue();
+ case T_byte:
+ return constant.byteValue() == constant.longValue();
+ case T_long:
+ return true;
+ default:
+ return false; // boolean
+ }
+
+ default:
+ return false; // boolean
+ }
}
/**
* Expression statements are plain expressions, however they generate like
* normal expressions with no value required.
- *
- * @param currentScope net.sourceforge.phpdt.internal.compiler.lookup.BlockScope
- * @param codeStream net.sourceforge.phpdt.internal.compiler.codegen.CodeStream
+ *
+ * @param currentScope
+ * net.sourceforge.phpdt.internal.compiler.lookup.BlockScope
+ * @param codeStream
+ * net.sourceforge.phpdt.internal.compiler.codegen.CodeStream
*/
-// public void generateCode(BlockScope currentScope, CodeStream codeStream) {
-//
-// if ((bits & IsReachableMASK) == 0) {
-// return;
-// }
-// generateCode(currentScope, codeStream, false);
-// }
-
+ // public void generateCode(BlockScope currentScope, CodeStream codeStream)
+ // {
+ //
+ // if ((bits & IsReachableMASK) == 0) {
+ // return;
+ // }
+ // generateCode(currentScope, codeStream, false);
+ // }
/**
- * Every expression is responsible for generating its implicit conversion when necessary.
- *
- * @param currentScope net.sourceforge.phpdt.internal.compiler.lookup.BlockScope
- * @param codeStream net.sourceforge.phpdt.internal.compiler.codegen.CodeStream
- * @param valueRequired boolean
+ * Every expression is responsible for generating its implicit conversion
+ * when necessary.
+ *
+ * @param currentScope
+ * net.sourceforge.phpdt.internal.compiler.lookup.BlockScope
+ * @param codeStream
+ * net.sourceforge.phpdt.internal.compiler.codegen.CodeStream
+ * @param valueRequired
+ * boolean
*/
-// public void generateCode(
-// BlockScope currentScope,
-// CodeStream codeStream,
-// boolean valueRequired) {
-//
-// if (constant != NotAConstant) {
-// // generate a constant expression
-// int pc = codeStream.position;
-// codeStream.generateConstant(constant, implicitConversion);
-// codeStream.recordPositionsFrom(pc, this.sourceStart);
-// } else {
-// // actual non-constant code generation
-// throw new ShouldNotImplement(ProjectPrefUtil.bind("ast.missingCode")); //$NON-NLS-1$
-// }
-// }
-
+ // public void generateCode(
+ // BlockScope currentScope,
+ // CodeStream codeStream,
+ // boolean valueRequired) {
+ //
+ // if (constant != NotAConstant) {
+ // // generate a constant expression
+ // int pc = codeStream.position;
+ // codeStream.generateConstant(constant, implicitConversion);
+ // codeStream.recordPositionsFrom(pc, this.sourceStart);
+ // } else {
+ // // actual non-constant code generation
+ // throw new ShouldNotImplement(ProjectPrefUtil.bind("ast.missingCode"));
+ // //$NON-NLS-1$
+ // }
+ // }
/**
* Default generation of a boolean value
*/
-// public void generateOptimizedBoolean(
-// BlockScope currentScope,
-// CodeStream codeStream,
-// Label trueLabel,
-// Label falseLabel,
-// boolean valueRequired) {
-//
-// // a label valued to nil means: by default we fall through the case...
-// // both nil means we leave the value on the stack
-//
-// if ((constant != Constant.NotAConstant) && (constant.typeID() == T_boolean)) {
-// int pc = codeStream.position;
-// if (constant.booleanValue() == true) {
-// // constant == true
-// if (valueRequired) {
-// if (falseLabel == null) {
-// // implicit falling through the FALSE case
-// if (trueLabel != null) {
-// codeStream.goto_(trueLabel);
-// }
-// }
-// }
-// } else {
-// if (valueRequired) {
-// if (falseLabel != null) {
-// // implicit falling through the TRUE case
-// if (trueLabel == null) {
-// codeStream.goto_(falseLabel);
-// }
-// }
-// }
-// }
-// codeStream.recordPositionsFrom(pc, this.sourceStart);
-// return;
-// }
-// generateCode(currentScope, codeStream, valueRequired);
-// // branching
-// int position = codeStream.position;
-// if (valueRequired) {
-// if (falseLabel == null) {
-// if (trueLabel != null) {
-// // Implicit falling through the FALSE case
-// codeStream.ifne(trueLabel);
-// }
-// } else {
-// if (trueLabel == null) {
-// // Implicit falling through the TRUE case
-// codeStream.ifeq(falseLabel);
-// } else {
-// // No implicit fall through TRUE/FALSE --> should never occur
-// }
-// }
-// }
-// // reposition the endPC
-// codeStream.updateLastRecordedEndPC(position);
-// }
-//
-// /* Optimized (java) code generation for string concatenations that involve StringBuffer
-// * creation: going through this path means that there is no need for a new StringBuffer
-// * creation, further operands should rather be only appended to the current one.
-// * By default: no optimization.
-// */
-// public void generateOptimizedStringBuffer(
-// BlockScope blockScope,
-// net.sourceforge.phpdt.internal.compiler.codegen.CodeStream codeStream,
-// int typeID) {
-//
-// generateCode(blockScope, codeStream, true);
-// codeStream.invokeStringBufferAppendForType(typeID);
-// }
-
- /* Optimized (java) code generation for string concatenations that involve StringBuffer
- * creation: going through this path means that there is no need for a new StringBuffer
- * creation, further operands should rather be only appended to the current one.
+ // public void generateOptimizedBoolean(
+ // BlockScope currentScope,
+ // CodeStream codeStream,
+ // Label trueLabel,
+ // Label falseLabel,
+ // boolean valueRequired) {
+ //
+ // // a label valued to nil means: by default we fall through the case...
+ // // both nil means we leave the value on the stack
+ //
+ // if ((constant != Constant.NotAConstant) && (constant.typeID() ==
+ // T_boolean)) {
+ // int pc = codeStream.position;
+ // if (constant.booleanValue() == true) {
+ // // constant == true
+ // if (valueRequired) {
+ // if (falseLabel == null) {
+ // // implicit falling through the FALSE case
+ // if (trueLabel != null) {
+ // codeStream.goto_(trueLabel);
+ // }
+ // }
+ // }
+ // } else {
+ // if (valueRequired) {
+ // if (falseLabel != null) {
+ // // implicit falling through the TRUE case
+ // if (trueLabel == null) {
+ // codeStream.goto_(falseLabel);
+ // }
+ // }
+ // }
+ // }
+ // codeStream.recordPositionsFrom(pc, this.sourceStart);
+ // return;
+ // }
+ // generateCode(currentScope, codeStream, valueRequired);
+ // // branching
+ // int position = codeStream.position;
+ // if (valueRequired) {
+ // if (falseLabel == null) {
+ // if (trueLabel != null) {
+ // // Implicit falling through the FALSE case
+ // codeStream.ifne(trueLabel);
+ // }
+ // } else {
+ // if (trueLabel == null) {
+ // // Implicit falling through the TRUE case
+ // codeStream.ifeq(falseLabel);
+ // } else {
+ // // No implicit fall through TRUE/FALSE --> should never occur
+ // }
+ // }
+ // }
+ // // reposition the endPC
+ // codeStream.updateLastRecordedEndPC(position);
+ // }
+ //
+ // /* Optimized (java) code generation for string concatenations that
+ // involve StringBuffer
+ // * creation: going through this path means that there is no need for a new
+ // StringBuffer
+ // * creation, further operands should rather be only appended to the
+ // current one.
+ // * By default: no optimization.
+ // */
+ // public void generateOptimizedStringBuffer(
+ // BlockScope blockScope,
+ // net.sourceforge.phpdt.internal.compiler.codegen.CodeStream codeStream,
+ // int typeID) {
+ //
+ // generateCode(blockScope, codeStream, true);
+ // codeStream.invokeStringBufferAppendForType(typeID);
+ // }
+ /*
+ * Optimized (java) code generation for string concatenations that involve
+ * StringBuffer creation: going through this path means that there is no
+ * need for a new StringBuffer creation, further operands should rather be
+ * only appended to the current one.
*/
-// public void generateOptimizedStringBufferCreation(
-// BlockScope blockScope,
-// CodeStream codeStream,
-// int typeID) {
-//
-// // Optimization only for integers and strings
-// if (typeID == T_Object) {
-// // in the case the runtime value of valueOf(Object) returns null, we have to use append(Object) instead of directly valueOf(Object)
-// // append(Object) returns append(valueOf(Object)), which means that the null case is handled by append(String).
-// codeStream.newStringBuffer();
-// codeStream.dup();
-// codeStream.invokeStringBufferDefaultConstructor();
-// generateCode(blockScope, codeStream, true);
-// codeStream.invokeStringBufferAppendForType(T_Object);
-// return;
-// }
-// codeStream.newStringBuffer();
-// codeStream.dup();
-// if (typeID == T_String || typeID == T_null) {
-// if (constant != NotAConstant) {
-// codeStream.ldc(constant.stringValue());
-// } else {
-// generateCode(blockScope, codeStream, true);
-// codeStream.invokeStringValueOf(T_Object);
-// }
-// } else {
-// generateCode(blockScope, codeStream, true);
-// codeStream.invokeStringValueOf(typeID);
-// }
-// codeStream.invokeStringBufferStringConstructor();
-// }
-
- // Base types need that the widening is explicitly done by the compiler using some bytecode like i2f
- public void implicitWidening(
- TypeBinding runtimeTimeType,
- TypeBinding compileTimeType) {
+ // public void generateOptimizedStringBufferCreation(
+ // BlockScope blockScope,
+ // CodeStream codeStream,
+ // int typeID) {
+ //
+ // // Optimization only for integers and strings
+ // if (typeID == T_Object) {
+ // // in the case the runtime value of valueOf(Object) returns null, we have
+ // to use append(Object) instead of directly valueOf(Object)
+ // // append(Object) returns append(valueOf(Object)), which means that the
+ // null case is handled by append(String).
+ // codeStream.newStringBuffer();
+ // codeStream.dup();
+ // codeStream.invokeStringBufferDefaultConstructor();
+ // generateCode(blockScope, codeStream, true);
+ // codeStream.invokeStringBufferAppendForType(T_Object);
+ // return;
+ // }
+ // codeStream.newStringBuffer();
+ // codeStream.dup();
+ // if (typeID == T_String || typeID == T_null) {
+ // if (constant != NotAConstant) {
+ // codeStream.ldc(constant.stringValue());
+ // } else {
+ // generateCode(blockScope, codeStream, true);
+ // codeStream.invokeStringValueOf(T_Object);
+ // }
+ // } else {
+ // generateCode(blockScope, codeStream, true);
+ // codeStream.invokeStringValueOf(typeID);
+ // }
+ // codeStream.invokeStringBufferStringConstructor();
+ // }
+ // Base types need that the widening is explicitly done by the compiler
+ // using some bytecode like i2f
+ public void implicitWidening(TypeBinding runtimeTimeType,
+ TypeBinding compileTimeType) {
if (runtimeTimeType == null || compileTimeType == null)
return;
-// if (compileTimeType.id == T_null) {
-// // this case is possible only for constant null
-// // The type of runtime is a reference type
-// // The code gen use the constant id thus any value
-// // for the runtime id (akak the <<4) could be used.
-// // T_Object is used as some general T_reference
-// implicitConversion = (T_Object << 4) + T_null;
-// return;
-// }
+ // if (compileTimeType.id == T_null) {
+ // // this case is possible only for constant null
+ // // The type of runtime is a reference type
+ // // The code gen use the constant id thus any value
+ // // for the runtime id (akak the <<4) could be used.
+ // // T_Object is used as some general T_reference
+ // implicitConversion = (T_Object << 4) + T_null;
+ // return;
+ // }
switch (runtimeTimeType.id) {
- case T_byte :
- case T_short :
- case T_char :
- implicitConversion = (T_int << 4) + compileTimeType.id;
- break;
- case T_String :
- case T_float :
- case T_boolean :
- case T_double :
- case T_int : //implicitConversion may result in i2i which will result in NO code gen
- case T_long :
- implicitConversion = (runtimeTimeType.id << 4) + compileTimeType.id;
- break;
- default : //nothing on regular object ref
+ case T_byte:
+ case T_short:
+ case T_char:
+ implicitConversion = (T_int << 4) + compileTimeType.id;
+ break;
+ case T_String:
+ case T_float:
+ case T_boolean:
+ case T_double:
+ case T_int: // implicitConversion may result in i2i which will result in
+ // NO code gen
+ case T_long:
+ implicitConversion = (runtimeTimeType.id << 4) + compileTimeType.id;
+ break;
+ default: // nothing on regular object ref
}
}
return false;
}
- //Return true if the conversion is done AUTOMATICALLY by the vm
- //while the javaVM is an int based-machine, thus for example pushing
- //a byte onto the stack , will automatically creates a int on the stack
- //(this request some work d be done by the VM on signed numbers)
+ // Return true if the conversion is done AUTOMATICALLY by the vm
+ // while the javaVM is an int based-machine, thus for example pushing
+ // a byte onto the stack , will automatically creates a int on the stack
+ // (this request some work d be done by the VM on signed numbers)
public boolean isConstantValueOfTypeAssignableToType(
- TypeBinding constantType,
- TypeBinding targetType) {
+ TypeBinding constantType, TypeBinding targetType) {
if (constant == Constant.NotAConstant)
return false;
if (constantType == targetType)
return true;
if (constantType.isBaseType() && targetType.isBaseType()) {
- //No free assignment conversion from anything but to integral ones.
- if ((constantType == IntBinding
- || BaseTypeBinding.isWidening(T_int, constantType.id))
- && (BaseTypeBinding.isNarrowing(targetType.id, T_int))) {
- //use current explicit conversion in order to get some new value to compare with current one
- return isConstantValueRepresentable(constant, constantType.id, targetType.id);
+ // No free assignment conversion from anything but to integral ones.
+ if ((constantType == IntBinding || BaseTypeBinding.isWidening(
+ T_int, constantType.id))
+ && (BaseTypeBinding.isNarrowing(targetType.id, T_int))) {
+ // use current explicit conversion in order to get some new
+ // value to compare with current one
+ return isConstantValueRepresentable(constant, constantType.id,
+ targetType.id);
}
}
return false;
public boolean isTypeReference() {
return false;
}
+
public StringBuffer print(int indent, StringBuffer output) {
printIndent(indent, output);
return printExpression(indent, output);
}
public StringBuffer printExpression(int indent, StringBuffer output) {
- output.append(super.toString(0));
- return output;
+ output.append(super.toString(0));
+ return output;
}
-
+
public StringBuffer printStatement(int indent, StringBuffer output) {
return print(indent, output).append(";"); //$NON-NLS-1$
}
+
public void resolve(BlockScope scope) {
// drops the returning expression's type whatever the type is.
return null;
}
- public TypeBinding resolveTypeExpecting(
- BlockScope scope,
- TypeBinding expectedType) {
+ public TypeBinding resolveTypeExpecting(BlockScope scope,
+ TypeBinding expectedType) {
TypeBinding expressionType = this.resolveType(scope);
- if (expressionType == null) return null;
- if (expressionType == expectedType) return expressionType;
-
+ if (expressionType == null)
+ return null;
+ if (expressionType == expectedType)
+ return expressionType;
+
if (!expressionType.isCompatibleWith(expectedType)) {
- scope.problemReporter().typeMismatchError(expressionType, expectedType, this);
+ scope.problemReporter().typeMismatchError(expressionType,
+ expectedType, this);
return null;
}
return expressionType;
public String toString(int tab) {
- //Subclass re-define toStringExpression
+ // Subclass re-define toStringExpression
String s = tabString(tab);
if (constant != null)
- //before TC has runned
+ // before TC has runned
if (constant != NotAConstant)
- //after the TC has runned
+ // after the TC has runned
s += " /*cst:" + constant.toString() + "*/ "; //$NON-NLS-1$ //$NON-NLS-2$
return s + toStringExpression(tab);
}
- //Subclass re-define toStringExpression
- //This method is abstract and should never be called
- //but we provide some code that is running.....just in case
- //of developpement time (while every thing is not built)
+ // Subclass re-define toStringExpression
+ // This method is abstract and should never be called
+ // but we provide some code that is running.....just in case
+ // of developpement time (while every thing is not built)
public String toStringExpression() {
return super.toString(0);
}
public String toStringExpression(int tab) {
- // default is regular toString expression (qualified allocation expressions redifine this method)
+ // default is regular toString expression (qualified allocation
+ // expressions redifine this method)
return this.toStringExpression();
}
public Expression toTypeReference() {
- //by default undefined
+ // by default undefined
- //this method is meanly used by the parser in order to transform
- //an expression that is used as a type reference in a cast ....
- //--appreciate the fact that castExpression and ExpressionWithParenthesis
- //--starts with the same pattern.....
+ // this method is meanly used by the parser in order to transform
+ // an expression that is used as a type reference in a cast ....
+ // --appreciate the fact that castExpression and
+ // ExpressionWithParenthesis
+ // --starts with the same pattern.....
return this;
}
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