Merge pull request #14692 from Microsoft/master-fixResolveEntityName
[Master] Fix resolve entity name to not dive inside property access expression when the expression is not entity name
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commit
0cb490e2c2
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@ -1507,9 +1507,23 @@ namespace ts {
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}
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}
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else if (name.kind === SyntaxKind.QualifiedName || name.kind === SyntaxKind.PropertyAccessExpression) {
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const left = name.kind === SyntaxKind.QualifiedName ? (<QualifiedName>name).left : (<PropertyAccessEntityNameExpression>name).expression;
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const right = name.kind === SyntaxKind.QualifiedName ? (<QualifiedName>name).right : (<PropertyAccessExpression>name).name;
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let left: EntityNameOrEntityNameExpression;
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if (name.kind === SyntaxKind.QualifiedName) {
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left = (<QualifiedName>name).left;
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}
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else if (name.kind === SyntaxKind.PropertyAccessExpression &&
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(name.expression.kind === SyntaxKind.ParenthesizedExpression || isEntityNameExpression(name.expression))) {
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left = name.expression;
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}
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else {
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// If the expression in property-access expression is not entity-name or parenthsizedExpression (e.g. it is a call expression), it won't be able to successfully resolve the name.
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// This is the case when we are trying to do any language service operation in heritage clauses. By return undefined, the getSymbolOfEntityNameOrPropertyAccessExpression
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// will attempt to checkPropertyAccessExpression to resolve symbol.
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// i.e class C extends foo()./*do language service operation here*/B {}
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return undefined;
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}
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const right = name.kind === SyntaxKind.QualifiedName ? name.right : name.name;
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const namespace = resolveEntityName(left, SymbolFlags.Namespace, ignoreErrors, /*dontResolveAlias*/ false, location);
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if (!namespace || nodeIsMissing(right)) {
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return undefined;
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@ -1525,6 +1539,15 @@ namespace ts {
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return undefined;
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}
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}
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else if (name.kind === SyntaxKind.ParenthesizedExpression) {
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// If the expression in parenthsizedExpression is not an entity-name (e.g. it is a call expression), it won't be able to successfully resolve the name.
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// This is the case when we are trying to do any language service operation in heritage clauses. By return undefined, the getSymbolOfEntityNameOrPropertyAccessExpression
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// will attempt to checkPropertyAccessExpression to resolve symbol.
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// i.e class C extends foo()./*do language service operation here*/B {}
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return isEntityNameExpression(name.expression) ?
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resolveEntityName(name.expression as EntityNameOrEntityNameExpression, meaning, ignoreErrors, dontResolveAlias, location) :
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undefined;
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}
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else {
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Debug.fail("Unknown entity name kind.");
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}
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@ -21689,7 +21712,6 @@ namespace ts {
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if (isHeritageClauseElementIdentifier(<EntityName>entityName)) {
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let meaning = SymbolFlags.None;
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// In an interface or class, we're definitely interested in a type.
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if (entityName.parent.kind === SyntaxKind.ExpressionWithTypeArguments) {
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meaning = SymbolFlags.Type;
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@ -21704,9 +21726,13 @@ namespace ts {
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}
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meaning |= SymbolFlags.Alias;
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return resolveEntityName(<EntityName>entityName, meaning);
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const entityNameSymbol = resolveEntityName(<EntityName>entityName, meaning);
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if (entityNameSymbol) {
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return entityNameSymbol;
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}
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}
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else if (isPartOfExpression(entityName)) {
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if (isPartOfExpression(entityName)) {
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if (nodeIsMissing(entityName)) {
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// Missing entity name.
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return undefined;
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@ -1402,7 +1402,7 @@ namespace ts {
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multiLine?: boolean;
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}
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export type EntityNameExpression = Identifier | PropertyAccessEntityNameExpression;
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export type EntityNameExpression = Identifier | PropertyAccessEntityNameExpression | ParenthesizedExpression;
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export type EntityNameOrEntityNameExpression = EntityName | EntityNameExpression;
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export interface PropertyAccessExpression extends MemberExpression, Declaration {
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@ -0,0 +1,41 @@
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//// [emitClassDeclarationWithPropertyAccessInHeritageClause1.ts]
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interface I {}
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interface CTor {
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new (hour: number, minute: number): I
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}
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var x: {
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B : CTor
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};
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class B {}
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function foo() {
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return {B: B};
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}
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class C extends (foo()).B {}
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//// [emitClassDeclarationWithPropertyAccessInHeritageClause1.js]
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var __extends = (this && this.__extends) || (function () {
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var extendStatics = Object.setPrototypeOf ||
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({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
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function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
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return function (d, b) {
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extendStatics(d, b);
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function __() { this.constructor = d; }
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d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
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};
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})();
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var x;
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var B = (function () {
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function B() {
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}
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return B;
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}());
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function foo() {
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return { B: B };
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}
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var C = (function (_super) {
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__extends(C, _super);
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function C() {
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return _super !== null && _super.apply(this, arguments) || this;
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}
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return C;
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}((foo()).B));
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@ -0,0 +1,36 @@
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=== tests/cases/conformance/es6/classDeclaration/emitClassDeclarationWithPropertyAccessInHeritageClause1.ts ===
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interface I {}
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>I : Symbol(I, Decl(emitClassDeclarationWithPropertyAccessInHeritageClause1.ts, 0, 0))
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interface CTor {
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>CTor : Symbol(CTor, Decl(emitClassDeclarationWithPropertyAccessInHeritageClause1.ts, 0, 14))
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new (hour: number, minute: number): I
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>hour : Symbol(hour, Decl(emitClassDeclarationWithPropertyAccessInHeritageClause1.ts, 2, 9))
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>minute : Symbol(minute, Decl(emitClassDeclarationWithPropertyAccessInHeritageClause1.ts, 2, 22))
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>I : Symbol(I, Decl(emitClassDeclarationWithPropertyAccessInHeritageClause1.ts, 0, 0))
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}
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var x: {
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>x : Symbol(x, Decl(emitClassDeclarationWithPropertyAccessInHeritageClause1.ts, 4, 3))
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B : CTor
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>B : Symbol(B, Decl(emitClassDeclarationWithPropertyAccessInHeritageClause1.ts, 4, 8))
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>CTor : Symbol(CTor, Decl(emitClassDeclarationWithPropertyAccessInHeritageClause1.ts, 0, 14))
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};
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class B {}
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>B : Symbol(B, Decl(emitClassDeclarationWithPropertyAccessInHeritageClause1.ts, 6, 2))
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function foo() {
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>foo : Symbol(foo, Decl(emitClassDeclarationWithPropertyAccessInHeritageClause1.ts, 7, 10))
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return {B: B};
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>B : Symbol(B, Decl(emitClassDeclarationWithPropertyAccessInHeritageClause1.ts, 9, 12))
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>B : Symbol(B, Decl(emitClassDeclarationWithPropertyAccessInHeritageClause1.ts, 6, 2))
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}
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class C extends (foo()).B {}
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>C : Symbol(C, Decl(emitClassDeclarationWithPropertyAccessInHeritageClause1.ts, 10, 1))
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>(foo()).B : Symbol(B, Decl(emitClassDeclarationWithPropertyAccessInHeritageClause1.ts, 9, 12))
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>foo : Symbol(foo, Decl(emitClassDeclarationWithPropertyAccessInHeritageClause1.ts, 7, 10))
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>B : Symbol(B, Decl(emitClassDeclarationWithPropertyAccessInHeritageClause1.ts, 9, 12))
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@ -0,0 +1,39 @@
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=== tests/cases/conformance/es6/classDeclaration/emitClassDeclarationWithPropertyAccessInHeritageClause1.ts ===
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interface I {}
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>I : I
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interface CTor {
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>CTor : CTor
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new (hour: number, minute: number): I
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>hour : number
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>minute : number
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>I : I
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}
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var x: {
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>x : { B: CTor; }
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B : CTor
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>B : CTor
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>CTor : CTor
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};
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class B {}
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>B : B
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function foo() {
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>foo : () => { B: typeof B; }
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return {B: B};
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>{B: B} : { B: typeof B; }
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>B : typeof B
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>B : typeof B
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}
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class C extends (foo()).B {}
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>C : C
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>(foo()).B : B
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>(foo()) : { B: typeof B; }
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>foo() : { B: typeof B; }
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>foo : () => { B: typeof B; }
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>B : typeof B
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@ -4,7 +4,9 @@ import foo2 = require('./foo2')
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class x extends foo2.x {}
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>x : Symbol(x, Decl(foo3.ts, 0, 31))
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>foo2.x : Symbol(x, Decl(foo2.ts, 2, 10))
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>foo2 : Symbol(foo2, Decl(foo3.ts, 0, 0))
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>x : Symbol(x, Decl(foo2.ts, 2, 10))
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=== tests/cases/conformance/externalModules/foo1.ts ===
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@ -0,0 +1,12 @@
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interface I {}
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interface CTor {
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new (hour: number, minute: number): I
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}
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var x: {
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B : CTor
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};
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class B {}
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function foo() {
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return {B: B};
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}
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class C extends (foo()).B {}
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@ -0,0 +1,20 @@
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/// <reference path="fourslash.ts" />
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//// interface I {}
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//// interface CTor {
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//// new (hour: number, minute: number): I
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//// }
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//// var x: {
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//// B : CTor
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//// };
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//// class B {}
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//// function foo() {
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//// return {[|B|]: B};
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//// }
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//// class C extends (foo()).[|B|] {}
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//// class C1 extends foo().[|B|] {}
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const [def, ref1, ref2] = test.ranges();
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verify.referencesOf(ref1, [def, ref1, ref2]);
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verify.referencesOf(ref2, [def, ref1, ref2]);
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verify.referencesOf(def, [def, ref1, ref2]);
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@ -0,0 +1,17 @@
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/// <reference path='fourslash.ts' />
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//// interface I {}
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//// interface CTor {
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//// new (hour: number, minute: number): I
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//// }
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//// var x: {
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//// B : CTor
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//// };
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//// class B {}
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//// function foo() {
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//// return {/*refB*/B: B};
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//// }
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//// class C extends (foo())./*B*/B {}
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//// class C1 extends foo()./*B1*/B {}
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verify.goToDefinition([["B", "refB"], ["B1", "refB"]]);
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@ -0,0 +1,17 @@
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/// <reference path="fourslash.ts" />
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//// interface I {}
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//// interface CTor {
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//// new (hour: number, minute: number): I
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//// }
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//// var x: {
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//// B : CTor
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//// };
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//// class B {}
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//// function foo() {
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//// return {[|B|]: B};
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//// }
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//// class C extends (foo()).[|B|] {}
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//// class C1 extends foo().[|B|] {}
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verify.rangesAreRenameLocations();
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