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Split CPPVisitor.createType(IASTDeclarator declarator) into smaller

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methods.
This commit is contained in:
Sergey Prigogin 2011-10-18 14:26:36 -07:00
parent c3d94d1bf2
commit 1a8212ca62
1 changed files with 60 additions and 57 deletions
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117
core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/dom/parser/cpp/semantics/CPPVisitor.java
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@ -1843,65 +1843,9 @@ public class CPPVisitor extends ASTQueries {
if (declSpec instanceof ICPPASTSimpleDeclSpecifier &&
((ICPPASTSimpleDeclSpecifier) declSpec).getType() == IASTSimpleDeclSpecifier.t_auto) {
if (declarator instanceof ICPPASTFunctionDeclarator) {
return createAutoFunctionType(declSpec, (ICPPASTFunctionDeclarator) declarator);
}
IASTInitializerClause autoInitClause= null;
parent = parent.getParent();
if (parent instanceof ICPPASTNewExpression) {
IASTInitializer initializer = ((ICPPASTNewExpression) parent).getInitializer();
if (initializer != null) {
IASTInitializerClause[] arguments = ((ICPPASTConstructorInitializer) initializer).getArguments();
if (arguments.length == 1) {
autoInitClause = arguments[0];
}
}
} else if (parent instanceof ICPPASTRangeBasedForStatement) {
// See 6.5.4 The range-based for statement [stmt.ranged]
ICPPASTRangeBasedForStatement forStmt= (ICPPASTRangeBasedForStatement) parent;
IASTInitializerClause forInit = forStmt.getInitializerClause();
IASTExpression beginExpr= null;
if (forInit instanceof IASTExpression) {
final IASTExpression expr = (IASTExpression) forInit;
IType type= SemanticUtil.getNestedType(expr.getExpressionType(), TDEF|CVTYPE);
if (type instanceof IArrayType) {
beginExpr= expr.copy();
} else if (type instanceof ICPPClassType) {
ICPPClassType ct= (ICPPClassType) type;
if (ct.getCompositeScope().find(BEGIN_STR).length > 0) {
final CPPASTName name = new CPPASTName(BEGIN);
name.setOffset(((ASTNode) forInit).getOffset());
beginExpr= new CPPASTFunctionCallExpression(
new CPPASTFieldReference(name, expr.copy()), NO_ARGS);
}
}
}
if (beginExpr == null) {
final CPPASTName name = new CPPASTName(BEGIN);
name.setOffset(((ASTNode) forInit).getOffset());
beginExpr= new CPPASTFunctionCallExpression(
new CPPASTIdExpression(name),
new IASTInitializerClause[] {forInit.copy()});
}
autoInitClause= new CPPASTUnaryExpression(IASTUnaryExpression.op_star, beginExpr);
autoInitClause.setParent(forStmt);
autoInitClause.setPropertyInParent(ICPPASTRangeBasedForStatement.INITIALIZER);
} else if (parent instanceof IASTCompositeTypeSpecifier &&
declSpec.getStorageClass() != IASTDeclSpecifier.sc_static) {
// Non-static auto-typed class members are not allowed.
return new ProblemType(ISemanticProblem.TYPE_AUTO_FOR_NON_STATIC_FIELD);
} else {
IASTInitializer initClause= declarator.getInitializer();
if (initClause instanceof IASTEqualsInitializer) {
autoInitClause= ((IASTEqualsInitializer) initClause).getInitializerClause();
} else if (initClause instanceof IASTInitializerClause) {
autoInitClause= (IASTInitializerClause) initClause;
}
}
return createAutoType(autoInitClause, declSpec, declarator);
return createAutoType(declSpec, declarator);
}
IType type = createType(declSpec);
type = createType(type, declarator);
@ -1926,6 +1870,65 @@ public class CPPVisitor extends ASTQueries {
return type;
}
private static IType createAutoType(IASTDeclSpecifier declSpec, IASTDeclarator declarator) {
if (declarator instanceof ICPPASTFunctionDeclarator) {
return createAutoFunctionType(declSpec, (ICPPASTFunctionDeclarator) declarator);
}
IASTInitializerClause autoInitClause= null;
IASTNode parent = declarator.getParent().getParent();
if (parent instanceof ICPPASTNewExpression) {
IASTInitializer initializer = ((ICPPASTNewExpression) parent).getInitializer();
if (initializer != null) {
IASTInitializerClause[] arguments = ((ICPPASTConstructorInitializer) initializer).getArguments();
if (arguments.length == 1) {
autoInitClause = arguments[0];
}
}
} else if (parent instanceof ICPPASTRangeBasedForStatement) {
// See 6.5.4 The range-based for statement [stmt.ranged]
ICPPASTRangeBasedForStatement forStmt= (ICPPASTRangeBasedForStatement) parent;
IASTInitializerClause forInit = forStmt.getInitializerClause();
IASTExpression beginExpr= null;
if (forInit instanceof IASTExpression) {
final IASTExpression expr = (IASTExpression) forInit;
IType type= SemanticUtil.getNestedType(expr.getExpressionType(), TDEF|CVTYPE);
if (type instanceof IArrayType) {
beginExpr= expr.copy();
} else if (type instanceof ICPPClassType) {
ICPPClassType ct= (ICPPClassType) type;
if (ct.getCompositeScope().find(BEGIN_STR).length > 0) {
final CPPASTName name = new CPPASTName(BEGIN);
name.setOffset(((ASTNode) forInit).getOffset());
beginExpr= new CPPASTFunctionCallExpression(
new CPPASTFieldReference(name, expr.copy()), NO_ARGS);
}
}
}
if (beginExpr == null) {
final CPPASTName name = new CPPASTName(BEGIN);
name.setOffset(((ASTNode) forInit).getOffset());
beginExpr= new CPPASTFunctionCallExpression(
new CPPASTIdExpression(name),
new IASTInitializerClause[] { forInit.copy() });
}
autoInitClause= new CPPASTUnaryExpression(IASTUnaryExpression.op_star, beginExpr);
autoInitClause.setParent(forStmt);
autoInitClause.setPropertyInParent(ICPPASTRangeBasedForStatement.INITIALIZER);
} else if (parent instanceof IASTCompositeTypeSpecifier &&
declSpec.getStorageClass() != IASTDeclSpecifier.sc_static) {
// Non-static auto-typed class members are not allowed.
return new ProblemType(ISemanticProblem.TYPE_AUTO_FOR_NON_STATIC_FIELD);
} else {
IASTInitializer initClause= declarator.getInitializer();
if (initClause instanceof IASTEqualsInitializer) {
autoInitClause= ((IASTEqualsInitializer) initClause).getInitializerClause();
} else if (initClause instanceof IASTInitializerClause) {
autoInitClause= (IASTInitializerClause) initClause;
}
}
return createAutoType(autoInitClause, declSpec, declarator);
}
private static IType createAutoType(IASTInitializerClause initClause, IASTDeclSpecifier declSpec, IASTDeclarator declarator) {
// C++0x: 7.1.6.4
if (initClause == null || !autoTypeDeclSpecs.get().add(declSpec)) {