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AndaristAndarist
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Stop reassigning .valueDeclaration to avoid replacing earlier declarations with late ones (#60857)
1 parent 0fb5e3a commit b86ab7d

17 files changed

+486
-13
lines changed

‎src/compiler/checker.ts

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@@ -13657,9 +13657,7 @@ export function createTypeChecker(host: TypeCheckerHost): TypeChecker {
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symbol.declarations.push(member);
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}
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if (symbolFlags & SymbolFlags.Value) {
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if (!symbol.valueDeclaration || symbol.valueDeclaration.kind !== member.kind) {
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symbol.valueDeclaration = member;
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}
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setValueDeclaration(symbol, member);
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}
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}
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‎tests/baselines/reference/lateBoundAssignmentCandidateJS1.js

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//// [tests/cases/compiler/lateBoundAssignmentCandidateJS1.ts] ////
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//// [index.js]
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// https://github.com/microsoft/TypeScript/issues/60590
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export const kBar = Symbol("bar");
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export class foo0 {
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/**
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* @protected
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* @type {null | string}
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*/
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[kBar] = null;
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get bar() {
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return this[kBar];
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}
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/**
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* @type {string}
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*/
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set bar(value) {
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this[kBar] = value;
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}
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}
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//// [index.js]
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// https://github.com/microsoft/TypeScript/issues/60590
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export const kBar = Symbol("bar");
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export class foo0 {
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/**
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* @protected
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* @type {null | string}
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*/
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[kBar] = null;
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get bar() {
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return this[kBar];
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}
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/**
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* @type {string}
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*/
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set bar(value) {
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this[kBar] = value;
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}
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}
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//// [index.d.ts]
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export const kBar: unique symbol;
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export class foo0 {
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/**
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* @type {string}
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*/
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set bar(value: string | null);
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get bar(): string | null;
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/**
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* @protected
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* @type {null | string}
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*/
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protected [kBar]: null | string;
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}

‎tests/baselines/reference/lateBoundAssignmentCandidateJS1.symbols

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@@ -0,0 +1,41 @@
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//// [tests/cases/compiler/lateBoundAssignmentCandidateJS1.ts] ////
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=== index.js ===
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// https://github.com/microsoft/TypeScript/issues/60590
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export const kBar = Symbol("bar");
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>kBar : Symbol(kBar, Decl(index.js, 2, 12))
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>Symbol : Symbol(Symbol, Decl(lib.es5.d.ts, --, --), Decl(lib.es2015.symbol.d.ts, --, --), Decl(lib.es2015.symbol.wellknown.d.ts, --, --), Decl(lib.es2019.symbol.d.ts, --, --))
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export class foo0 {
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>foo0 : Symbol(foo0, Decl(index.js, 2, 34))
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/**
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* @protected
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* @type {null | string}
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*/
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[kBar] = null;
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>[kBar] : Symbol(foo0[kBar], Decl(index.js, 4, 19))
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>kBar : Symbol(kBar, Decl(index.js, 2, 12))
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get bar() {
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>bar : Symbol(foo0.bar, Decl(index.js, 9, 18), Decl(index.js, 13, 5))
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return this[kBar];
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>this : Symbol(foo0, Decl(index.js, 2, 34))
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>kBar : Symbol(kBar, Decl(index.js, 2, 12))
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}
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/**
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* @type {string}
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*/
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set bar(value) {
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>bar : Symbol(foo0.bar, Decl(index.js, 9, 18), Decl(index.js, 13, 5))
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>value : Symbol(value, Decl(index.js, 17, 12))
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this[kBar] = value;
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>this : Symbol(foo0, Decl(index.js, 2, 34))
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>kBar : Symbol(kBar, Decl(index.js, 2, 12))
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>value : Symbol(value, Decl(index.js, 17, 12))
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}
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}
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‎tests/baselines/reference/lateBoundAssignmentCandidateJS1.types

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//// [tests/cases/compiler/lateBoundAssignmentCandidateJS1.ts] ////
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=== index.js ===
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// https://github.com/microsoft/TypeScript/issues/60590
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export const kBar = Symbol("bar");
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>kBar : unique symbol
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> : ^^^^^^^^^^^^^
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>Symbol("bar") : unique symbol
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> : ^^^^^^^^^^^^^
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>Symbol : SymbolConstructor
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> : ^^^^^^^^^^^^^^^^^
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>"bar" : "bar"
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> : ^^^^^
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export class foo0 {
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>foo0 : foo0
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> : ^^^^
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/**
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* @protected
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* @type {null | string}
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*/
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[kBar] = null;
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>[kBar] : string | null
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> : ^^^^^^^^^^^^^
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>kBar : unique symbol
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> : ^^^^^^^^^^^^^
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get bar() {
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>bar : string | null
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> : ^^^^^^^^^^^^^
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return this[kBar];
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>this[kBar] : string | null
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> : ^^^^^^^^^^^^^
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>this : this
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> : ^^^^
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>kBar : unique symbol
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> : ^^^^^^^^^^^^^
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}
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/**
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* @type {string}
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*/
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set bar(value) {
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>bar : string | null
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> : ^^^^^^^^^^^^^
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>value : string | null
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> : ^^^^^^^^^^^^^
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this[kBar] = value;
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>this[kBar] = value : string | null
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> : ^^^^^^^^^^^^^
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>this[kBar] : string | null
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> : ^^^^^^^^^^^^^
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>this : this
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> : ^^^^
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>kBar : unique symbol
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> : ^^^^^^^^^^^^^
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>value : string | null
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> : ^^^^^^^^^^^^^
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}
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}
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‎tests/baselines/reference/lateBoundAssignmentCandidateJS2.js

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//// [tests/cases/compiler/lateBoundAssignmentCandidateJS2.ts] ////
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//// [index.js]
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const prop = 'prop';
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export class foo1 {
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constructor() {
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this[prop] = 'bar'
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}
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/**
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* @protected
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* @type {string}
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*/
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[prop] = 'baz';
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}
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//// [index.js]
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const prop = 'prop';
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export class foo1 {
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constructor() {
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this[prop] = 'bar';
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}
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/**
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* @protected
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* @type {string}
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*/
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[prop] = 'baz';
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}
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//// [index.d.ts]
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export class foo1 {
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/**
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* @protected
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* @type {string}
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*/
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protected prop: string;
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}

‎tests/baselines/reference/lateBoundAssignmentCandidateJS2.symbols

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//// [tests/cases/compiler/lateBoundAssignmentCandidateJS2.ts] ////
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=== index.js ===
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const prop = 'prop';
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>prop : Symbol(prop, Decl(index.js, 0, 5))
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export class foo1 {
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>foo1 : Symbol(foo1, Decl(index.js, 0, 20))
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constructor() {
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this[prop] = 'bar'
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>this : Symbol(foo1, Decl(index.js, 0, 20))
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>prop : Symbol(prop, Decl(index.js, 0, 5))
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}
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/**
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* @protected
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* @type {string}
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*/
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[prop] = 'baz';
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>[prop] : Symbol(foo1[prop], Decl(index.js, 5, 5))
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>prop : Symbol(prop, Decl(index.js, 0, 5))
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}
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‎tests/baselines/reference/lateBoundAssignmentCandidateJS2.types

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//// [tests/cases/compiler/lateBoundAssignmentCandidateJS2.ts] ////
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=== index.js ===
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const prop = 'prop';
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>prop : "prop"
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> : ^^^^^^
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>'prop' : "prop"
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> : ^^^^^^
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export class foo1 {
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>foo1 : foo1
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> : ^^^^
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constructor() {
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this[prop] = 'bar'
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>this[prop] = 'bar' : "bar"
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> : ^^^^^
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>this[prop] : string
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> : ^^^^^^
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>this : this
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> : ^^^^
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>prop : "prop"
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> : ^^^^^^
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>'bar' : "bar"
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> : ^^^^^
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}
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/**
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* @protected
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* @type {string}
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*/
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[prop] = 'baz';
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>[prop] : string
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> : ^^^^^^
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>prop : "prop"
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> : ^^^^^^
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>'baz' : "baz"
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> : ^^^^^
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}
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‎tests/baselines/reference/lateBoundAssignmentCandidateJS3.errors.txt

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index.js(5,9): error TS2322: Type 'number' is not assignable to type 'string'.
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==== index.js (1 errors) ====
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const prop = 'prop';
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export class foo2 {
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constructor() {
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this[prop] = 12;
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~~~~~~~~~~
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!!! error TS2322: Type 'number' is not assignable to type 'string'.
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}
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/**
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* @protected
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* @type {string}
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*/
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prop = 'baz';
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}
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‎tests/baselines/reference/lateBoundAssignmentCandidateJS3.js

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//// [tests/cases/compiler/lateBoundAssignmentCandidateJS3.ts] ////
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//// [index.js]
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const prop = 'prop';
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export class foo2 {
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constructor() {
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this[prop] = 12;
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}
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/**
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* @protected
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* @type {string}
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*/
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prop = 'baz';
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}
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//// [index.js]
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const prop = 'prop';
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export class foo2 {
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constructor() {
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this[prop] = 12;
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}
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/**
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* @protected
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* @type {string}
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*/
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prop = 'baz';
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}
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//// [index.d.ts]
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export class foo2 {
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/**
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* @protected
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* @type {string}
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*/
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protected prop: string;
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}

‎tests/baselines/reference/lateBoundAssignmentCandidateJS3.symbols

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//// [tests/cases/compiler/lateBoundAssignmentCandidateJS3.ts] ////
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=== index.js ===
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const prop = 'prop';
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>prop : Symbol(prop, Decl(index.js, 0, 5))
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export class foo2 {
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>foo2 : Symbol(foo2, Decl(index.js, 0, 20))
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constructor() {
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this[prop] = 12;
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>this : Symbol(foo2, Decl(index.js, 0, 20))
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>prop : Symbol(prop, Decl(index.js, 0, 5))
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}
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/**
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* @protected
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* @type {string}
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*/
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prop = 'baz';
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>prop : Symbol(foo2.prop, Decl(index.js, 5, 5), Decl(index.js, 3, 19))
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}
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