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Unified Diff: pkg/analyzer2dart/lib/src/semantic_visitor.dart

Issue 1214853002: Update some files from CRLF to LF (Closed) Base URL: git@github.com:dart-lang/sdk.git@master
Patch Set: Created 5 years, 6 months ago
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Index: pkg/analyzer2dart/lib/src/semantic_visitor.dart
diff --git a/pkg/analyzer2dart/lib/src/semantic_visitor.dart b/pkg/analyzer2dart/lib/src/semantic_visitor.dart
index 2e1c170b930ef529b1ab82895de8d8c62b4b71b2..b5edd6a583dede6b878e13f8ba70580d2806ca4b 100644
--- a/pkg/analyzer2dart/lib/src/semantic_visitor.dart
+++ b/pkg/analyzer2dart/lib/src/semantic_visitor.dart
@@ -1,271 +1,271 @@
-// Copyright (c) 2014, the Dart project authors. Please see the AUTHORS file
-// for details. All rights reserved. Use of this source code is governed by a
-// BSD-style license that can be found in the LICENSE file.
-
-library analyzer2dart.semantic_visitor;
-
-import 'package:analyzer/analyzer.dart';
-import 'package:analyzer/src/generated/source.dart';
-
-import 'util.dart';
-import 'identifier_semantics.dart';
-
-/// An AST visitor which uses the [AccessSemantics] of invocations and accesses
-/// to fine-grain visitor methods.
-abstract class SemanticVisitor<R> extends RecursiveAstVisitor<R> {
-
- Source get currentSource;
-
- void reportMessage(AstNode node, String message) {
- reportSourceMessage(currentSource, node, message);
- }
-
- giveUp(AstNode node, String message) {
- reportMessage(node, message);
- throw new UnimplementedError(message);
- }
-
- bool invariant(AstNode node, condition, String message) {
- if (condition is Function) {
- condition = condition();
- }
- if (!condition) {
- reportMessage(node, message);
- return false;
- }
- return true;
- }
-
- R visitDynamicInvocation(MethodInvocation node,
- AccessSemantics semantics) {
- return giveUp(node, 'visitDynamicInvocation of $semantics');
- }
-
- R visitLocalFunctionInvocation(MethodInvocation node,
- AccessSemantics semantics) {
- return giveUp(node, 'visitLocalFunctionInvocation of $semantics');
- }
-
- R visitLocalVariableInvocation(MethodInvocation node,
- AccessSemantics semantics) {
- return giveUp(node, 'visitLocalVariableInvocation of $semantics');
- }
-
- R visitParameterInvocation(MethodInvocation node,
- AccessSemantics semantics) {
- return giveUp(node, 'visitParameterInvocation of $semantics');
- }
-
- R visitStaticFieldInvocation(MethodInvocation node,
- AccessSemantics semantics) {
- return giveUp(node, 'visitStaticFieldInvocation of $semantics');
- }
-
- R visitStaticMethodInvocation(MethodInvocation node,
- AccessSemantics semantics) {
- return giveUp(node, 'visitStaticMethodInvocation of $semantics');
- }
-
- R visitStaticPropertyInvocation(MethodInvocation node,
- AccessSemantics semantics) {
- return giveUp(node, 'visitStaticPropertyInvocation of $semantics');
- }
-
- @override
- R visitMethodInvocation(MethodInvocation node) {
- if (node.target != null) {
- node.target.accept(this);
- }
- node.argumentList.accept(this);
- return handleMethodInvocation(node);
- }
-
- R handleMethodInvocation(MethodInvocation node) {
- AccessSemantics semantics = node.accept(ACCESS_SEMANTICS_VISITOR);
- switch (semantics.kind) {
- case AccessKind.DYNAMIC:
- return visitDynamicInvocation(node, semantics);
- case AccessKind.LOCAL_FUNCTION:
- return visitLocalFunctionInvocation(node, semantics);
- case AccessKind.LOCAL_VARIABLE:
- return visitLocalVariableInvocation(node, semantics);
- case AccessKind.PARAMETER:
- return visitParameterInvocation(node, semantics);
- case AccessKind.STATIC_FIELD:
- return visitStaticFieldInvocation(node, semantics);
- case AccessKind.STATIC_METHOD:
- return visitStaticMethodInvocation(node, semantics);
- case AccessKind.STATIC_PROPERTY:
- return visitStaticPropertyInvocation(node, semantics);
- default:
- // Unexpected access kind.
- return giveUp(node,
- 'Unexpected ${semantics} in visitMethodInvocation.');
- }
- }
-
- @override
- R visitPropertyAccess(PropertyAccess node) {
- if (node.target != null) {
- node.target.accept(this);
- }
- return handlePropertyAccess(node);
- }
-
- R handlePropertyAccess(PropertyAccess node) {
- return _handlePropertyAccess(node, node.accept(ACCESS_SEMANTICS_VISITOR));
- }
-
- @override
- R visitPrefixedIdentifier(PrefixedIdentifier node) {
- node.prefix.accept(this);
- return handlePrefixedIdentifier(node);
- }
-
- R handlePrefixedIdentifier(PrefixedIdentifier node) {
- return _handlePropertyAccess(node, node.accept(ACCESS_SEMANTICS_VISITOR));
- }
-
- @override
- R visitSimpleIdentifier(SimpleIdentifier node) {
- AccessSemantics semantics = node.accept(ACCESS_SEMANTICS_VISITOR);
- if (semantics != null) {
- return _handlePropertyAccess(node, semantics);
- } else {
- return null;
- }
- }
-
- R visitDynamicAccess(AstNode node, AccessSemantics semantics) {
- return giveUp(node, 'visitDynamicAccess of $semantics');
- }
-
- R visitLocalFunctionAccess(AstNode node, AccessSemantics semantics) {
- return giveUp(node, 'visitLocalFunctionAccess of $semantics');
- }
-
- R visitLocalVariableAccess(AstNode node, AccessSemantics semantics) {
- return giveUp(node, 'visitLocalVariableAccess of $semantics');
- }
-
- R visitParameterAccess(AstNode node, AccessSemantics semantics) {
- return giveUp(node, 'visitParameterAccess of $semantics');
- }
-
- R visitStaticFieldAccess(AstNode node, AccessSemantics semantics) {
- return giveUp(node, 'visitStaticFieldAccess of $semantics');
- }
-
- R visitStaticMethodAccess(AstNode node, AccessSemantics semantics) {
- return giveUp(node, 'visitStaticMethodAccess of $semantics');
- }
-
- R visitStaticPropertyAccess(AstNode node, AccessSemantics semantics) {
- return giveUp(node, 'visitStaticPropertyAccess of $semantics');
- }
-
- R visitToplevelClassAccess(AstNode node, AccessSemantics semantics) {
- return giveUp(node, 'visitToplevelClassAccess of $semantics');
- }
-
- R visitTypeParameterAccess(AstNode node, AccessSemantics semantics) {
- return giveUp(node, 'visitTypeParameterAccess of $semantics');
- }
-
- R _handlePropertyAccess(AstNode node, AccessSemantics semantics) {
- switch (semantics.kind) {
- case AccessKind.DYNAMIC:
- return visitDynamicAccess(node, semantics);
- case AccessKind.LOCAL_FUNCTION:
- return visitLocalFunctionAccess(node, semantics);
- case AccessKind.LOCAL_VARIABLE:
- return visitLocalVariableAccess(node, semantics);
- case AccessKind.PARAMETER:
- return visitParameterAccess(node, semantics);
- case AccessKind.STATIC_FIELD:
- return visitStaticFieldAccess(node, semantics);
- case AccessKind.STATIC_METHOD:
- return visitStaticMethodAccess(node, semantics);
- case AccessKind.STATIC_PROPERTY:
- return visitStaticPropertyAccess(node, semantics);
- case AccessKind.TOPLEVEL_TYPE:
- return visitToplevelClassAccess(node, semantics);
- case AccessKind.TYPE_PARAMETER:
- return visitTypeParameterAccess(node, semantics);
- default:
- // Unexpected access kind.
- return giveUp(node,
- 'Unexpected ${semantics} in _handlePropertyAccess.');
- }
- }
-
- R visitDynamicPropertyAssignment(AssignmentExpression node,
- AccessSemantics semantics) {
- return giveUp(node, 'visitDynamicPropertyAssignment of $semantics');
- }
-
- R visitLocalFunctionAssignment(AssignmentExpression node,
- AccessSemantics semantics) {
- return giveUp(node, 'visitLocalFunctionAssignment of $semantics');
- }
-
- R visitLocalVariableAssignment(AssignmentExpression node,
- AccessSemantics semantics) {
- return giveUp(node, 'visitLocalVariableAssignment of $semantics');
- }
-
- R visitParameterAssignment(AssignmentExpression node,
- AccessSemantics semantics) {
- return giveUp(node, 'visitParameterAssignment of $semantics');
- }
-
- R visitStaticFieldAssignment(AssignmentExpression node,
- AccessSemantics semantics) {
- return giveUp(node, 'visitStaticFieldAssignment of $semantics');
- }
-
- R visitStaticMethodAssignment(AssignmentExpression node,
- AccessSemantics semantics) {
- return giveUp(node, 'visitStaticMethodAssignment of $semantics');
- }
-
- R visitStaticPropertyAssignment(AssignmentExpression node,
- AccessSemantics semantics) {
- return giveUp(node, 'visitStaticPropertyAssignment of $semantics');
- }
-
- @override
- R visitAssignmentExpression(AssignmentExpression node) {
- super.visitAssignmentExpression(node);
- return handleAssignmentExpression(node);
- }
-
- R handleAssignmentExpression(AssignmentExpression node) {
- AccessSemantics semantics =
- node.leftHandSide.accept(ACCESS_SEMANTICS_VISITOR);
- if (semantics == null) {
- return giveUp(node, 'handleAssignmentExpression with no AccessSemantics');
- } else {
- switch (semantics.kind) {
- case AccessKind.DYNAMIC:
- return visitDynamicPropertyAssignment(node, semantics);
- case AccessKind.LOCAL_FUNCTION:
- return visitLocalFunctionAssignment(node, semantics);
- case AccessKind.LOCAL_VARIABLE:
- return visitLocalVariableAssignment(node, semantics);
- case AccessKind.PARAMETER:
- return visitParameterAssignment(node, semantics);
- case AccessKind.STATIC_FIELD:
- return visitStaticFieldAssignment(node, semantics);
- case AccessKind.STATIC_METHOD:
- return visitStaticMethodAssignment(node, semantics);
- case AccessKind.STATIC_PROPERTY:
- return visitStaticPropertyAssignment(node, semantics);
- default:
- // Unexpected access kind.
- return giveUp(node,
- 'Unexpected ${semantics} in _handlePropertyAccess.');
- }
- }
- }
-}
+// Copyright (c) 2014, the Dart project authors. Please see the AUTHORS file
+// for details. All rights reserved. Use of this source code is governed by a
+// BSD-style license that can be found in the LICENSE file.
+
+library analyzer2dart.semantic_visitor;
+
+import 'package:analyzer/analyzer.dart';
+import 'package:analyzer/src/generated/source.dart';
+
+import 'util.dart';
+import 'identifier_semantics.dart';
+
+/// An AST visitor which uses the [AccessSemantics] of invocations and accesses
+/// to fine-grain visitor methods.
+abstract class SemanticVisitor<R> extends RecursiveAstVisitor<R> {
+
+ Source get currentSource;
+
+ void reportMessage(AstNode node, String message) {
+ reportSourceMessage(currentSource, node, message);
+ }
+
+ giveUp(AstNode node, String message) {
+ reportMessage(node, message);
+ throw new UnimplementedError(message);
+ }
+
+ bool invariant(AstNode node, condition, String message) {
+ if (condition is Function) {
+ condition = condition();
+ }
+ if (!condition) {
+ reportMessage(node, message);
+ return false;
+ }
+ return true;
+ }
+
+ R visitDynamicInvocation(MethodInvocation node,
+ AccessSemantics semantics) {
+ return giveUp(node, 'visitDynamicInvocation of $semantics');
+ }
+
+ R visitLocalFunctionInvocation(MethodInvocation node,
+ AccessSemantics semantics) {
+ return giveUp(node, 'visitLocalFunctionInvocation of $semantics');
+ }
+
+ R visitLocalVariableInvocation(MethodInvocation node,
+ AccessSemantics semantics) {
+ return giveUp(node, 'visitLocalVariableInvocation of $semantics');
+ }
+
+ R visitParameterInvocation(MethodInvocation node,
+ AccessSemantics semantics) {
+ return giveUp(node, 'visitParameterInvocation of $semantics');
+ }
+
+ R visitStaticFieldInvocation(MethodInvocation node,
+ AccessSemantics semantics) {
+ return giveUp(node, 'visitStaticFieldInvocation of $semantics');
+ }
+
+ R visitStaticMethodInvocation(MethodInvocation node,
+ AccessSemantics semantics) {
+ return giveUp(node, 'visitStaticMethodInvocation of $semantics');
+ }
+
+ R visitStaticPropertyInvocation(MethodInvocation node,
+ AccessSemantics semantics) {
+ return giveUp(node, 'visitStaticPropertyInvocation of $semantics');
+ }
+
+ @override
+ R visitMethodInvocation(MethodInvocation node) {
+ if (node.target != null) {
+ node.target.accept(this);
+ }
+ node.argumentList.accept(this);
+ return handleMethodInvocation(node);
+ }
+
+ R handleMethodInvocation(MethodInvocation node) {
+ AccessSemantics semantics = node.accept(ACCESS_SEMANTICS_VISITOR);
+ switch (semantics.kind) {
+ case AccessKind.DYNAMIC:
+ return visitDynamicInvocation(node, semantics);
+ case AccessKind.LOCAL_FUNCTION:
+ return visitLocalFunctionInvocation(node, semantics);
+ case AccessKind.LOCAL_VARIABLE:
+ return visitLocalVariableInvocation(node, semantics);
+ case AccessKind.PARAMETER:
+ return visitParameterInvocation(node, semantics);
+ case AccessKind.STATIC_FIELD:
+ return visitStaticFieldInvocation(node, semantics);
+ case AccessKind.STATIC_METHOD:
+ return visitStaticMethodInvocation(node, semantics);
+ case AccessKind.STATIC_PROPERTY:
+ return visitStaticPropertyInvocation(node, semantics);
+ default:
+ // Unexpected access kind.
+ return giveUp(node,
+ 'Unexpected ${semantics} in visitMethodInvocation.');
+ }
+ }
+
+ @override
+ R visitPropertyAccess(PropertyAccess node) {
+ if (node.target != null) {
+ node.target.accept(this);
+ }
+ return handlePropertyAccess(node);
+ }
+
+ R handlePropertyAccess(PropertyAccess node) {
+ return _handlePropertyAccess(node, node.accept(ACCESS_SEMANTICS_VISITOR));
+ }
+
+ @override
+ R visitPrefixedIdentifier(PrefixedIdentifier node) {
+ node.prefix.accept(this);
+ return handlePrefixedIdentifier(node);
+ }
+
+ R handlePrefixedIdentifier(PrefixedIdentifier node) {
+ return _handlePropertyAccess(node, node.accept(ACCESS_SEMANTICS_VISITOR));
+ }
+
+ @override
+ R visitSimpleIdentifier(SimpleIdentifier node) {
+ AccessSemantics semantics = node.accept(ACCESS_SEMANTICS_VISITOR);
+ if (semantics != null) {
+ return _handlePropertyAccess(node, semantics);
+ } else {
+ return null;
+ }
+ }
+
+ R visitDynamicAccess(AstNode node, AccessSemantics semantics) {
+ return giveUp(node, 'visitDynamicAccess of $semantics');
+ }
+
+ R visitLocalFunctionAccess(AstNode node, AccessSemantics semantics) {
+ return giveUp(node, 'visitLocalFunctionAccess of $semantics');
+ }
+
+ R visitLocalVariableAccess(AstNode node, AccessSemantics semantics) {
+ return giveUp(node, 'visitLocalVariableAccess of $semantics');
+ }
+
+ R visitParameterAccess(AstNode node, AccessSemantics semantics) {
+ return giveUp(node, 'visitParameterAccess of $semantics');
+ }
+
+ R visitStaticFieldAccess(AstNode node, AccessSemantics semantics) {
+ return giveUp(node, 'visitStaticFieldAccess of $semantics');
+ }
+
+ R visitStaticMethodAccess(AstNode node, AccessSemantics semantics) {
+ return giveUp(node, 'visitStaticMethodAccess of $semantics');
+ }
+
+ R visitStaticPropertyAccess(AstNode node, AccessSemantics semantics) {
+ return giveUp(node, 'visitStaticPropertyAccess of $semantics');
+ }
+
+ R visitToplevelClassAccess(AstNode node, AccessSemantics semantics) {
+ return giveUp(node, 'visitToplevelClassAccess of $semantics');
+ }
+
+ R visitTypeParameterAccess(AstNode node, AccessSemantics semantics) {
+ return giveUp(node, 'visitTypeParameterAccess of $semantics');
+ }
+
+ R _handlePropertyAccess(AstNode node, AccessSemantics semantics) {
+ switch (semantics.kind) {
+ case AccessKind.DYNAMIC:
+ return visitDynamicAccess(node, semantics);
+ case AccessKind.LOCAL_FUNCTION:
+ return visitLocalFunctionAccess(node, semantics);
+ case AccessKind.LOCAL_VARIABLE:
+ return visitLocalVariableAccess(node, semantics);
+ case AccessKind.PARAMETER:
+ return visitParameterAccess(node, semantics);
+ case AccessKind.STATIC_FIELD:
+ return visitStaticFieldAccess(node, semantics);
+ case AccessKind.STATIC_METHOD:
+ return visitStaticMethodAccess(node, semantics);
+ case AccessKind.STATIC_PROPERTY:
+ return visitStaticPropertyAccess(node, semantics);
+ case AccessKind.TOPLEVEL_TYPE:
+ return visitToplevelClassAccess(node, semantics);
+ case AccessKind.TYPE_PARAMETER:
+ return visitTypeParameterAccess(node, semantics);
+ default:
+ // Unexpected access kind.
+ return giveUp(node,
+ 'Unexpected ${semantics} in _handlePropertyAccess.');
+ }
+ }
+
+ R visitDynamicPropertyAssignment(AssignmentExpression node,
+ AccessSemantics semantics) {
+ return giveUp(node, 'visitDynamicPropertyAssignment of $semantics');
+ }
+
+ R visitLocalFunctionAssignment(AssignmentExpression node,
+ AccessSemantics semantics) {
+ return giveUp(node, 'visitLocalFunctionAssignment of $semantics');
+ }
+
+ R visitLocalVariableAssignment(AssignmentExpression node,
+ AccessSemantics semantics) {
+ return giveUp(node, 'visitLocalVariableAssignment of $semantics');
+ }
+
+ R visitParameterAssignment(AssignmentExpression node,
+ AccessSemantics semantics) {
+ return giveUp(node, 'visitParameterAssignment of $semantics');
+ }
+
+ R visitStaticFieldAssignment(AssignmentExpression node,
+ AccessSemantics semantics) {
+ return giveUp(node, 'visitStaticFieldAssignment of $semantics');
+ }
+
+ R visitStaticMethodAssignment(AssignmentExpression node,
+ AccessSemantics semantics) {
+ return giveUp(node, 'visitStaticMethodAssignment of $semantics');
+ }
+
+ R visitStaticPropertyAssignment(AssignmentExpression node,
+ AccessSemantics semantics) {
+ return giveUp(node, 'visitStaticPropertyAssignment of $semantics');
+ }
+
+ @override
+ R visitAssignmentExpression(AssignmentExpression node) {
+ super.visitAssignmentExpression(node);
+ return handleAssignmentExpression(node);
+ }
+
+ R handleAssignmentExpression(AssignmentExpression node) {
+ AccessSemantics semantics =
+ node.leftHandSide.accept(ACCESS_SEMANTICS_VISITOR);
+ if (semantics == null) {
+ return giveUp(node, 'handleAssignmentExpression with no AccessSemantics');
+ } else {
+ switch (semantics.kind) {
+ case AccessKind.DYNAMIC:
+ return visitDynamicPropertyAssignment(node, semantics);
+ case AccessKind.LOCAL_FUNCTION:
+ return visitLocalFunctionAssignment(node, semantics);
+ case AccessKind.LOCAL_VARIABLE:
+ return visitLocalVariableAssignment(node, semantics);
+ case AccessKind.PARAMETER:
+ return visitParameterAssignment(node, semantics);
+ case AccessKind.STATIC_FIELD:
+ return visitStaticFieldAssignment(node, semantics);
+ case AccessKind.STATIC_METHOD:
+ return visitStaticMethodAssignment(node, semantics);
+ case AccessKind.STATIC_PROPERTY:
+ return visitStaticPropertyAssignment(node, semantics);
+ default:
+ // Unexpected access kind.
+ return giveUp(node,
+ 'Unexpected ${semantics} in _handlePropertyAccess.');
+ }
+ }
+ }
+}
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