Merge pull request #14874 from Microsoft/fixIndexedAccessRelation
Fix stack overflow in indexed access relation
This commit is contained in:
commit
1ae5bef80d
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@ -8525,16 +8525,9 @@ namespace ts {
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}
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}
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else if (target.flags & TypeFlags.IndexedAccess) {
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// if we have indexed access types with identical index types, see if relationship holds for
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// the two object types.
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if (source.flags & TypeFlags.IndexedAccess && (<IndexedAccessType>source).indexType === (<IndexedAccessType>target).indexType) {
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if (result = isRelatedTo((<IndexedAccessType>source).objectType, (<IndexedAccessType>target).objectType, reportErrors)) {
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return result;
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}
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}
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// A type S is related to a type T[K] if S is related to A[K], where K is string-like and
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// A is the apparent type of S.
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const constraint = getBaseConstraintOfType(target);
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const constraint = getConstraintOfType(<IndexedAccessType>target);
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if (constraint) {
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if (result = isRelatedTo(source, constraint, reportErrors)) {
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errorInfo = saveErrorInfo;
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@ -8581,6 +8574,13 @@ namespace ts {
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return result;
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}
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}
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else if (target.flags & TypeFlags.IndexedAccess && (<IndexedAccessType>source).indexType === (<IndexedAccessType>target).indexType) {
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// if we have indexed access types with identical index types, see if relationship holds for
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// the two object types.
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if (result = isRelatedTo((<IndexedAccessType>source).objectType, (<IndexedAccessType>target).objectType, reportErrors)) {
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return result;
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}
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}
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}
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else {
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if (getObjectFlags(source) & ObjectFlags.Reference && getObjectFlags(target) & ObjectFlags.Reference && (<TypeReference>source).target === (<TypeReference>target).target) {
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56
tests/baselines/reference/indexedAccessRelation.js
Normal file
56
tests/baselines/reference/indexedAccessRelation.js
Normal file
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@ -0,0 +1,56 @@
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//// [indexedAccessRelation.ts]
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// Repro from #14723
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class Component<S> {
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setState<K extends keyof S>(state: Pick<S, K>) {}
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}
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export interface State<T> {
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a?: T;
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}
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class Foo {}
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class Comp<T extends Foo, S> extends Component<S & State<T>>
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{
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foo(a: T) {
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this.setState({ a: a });
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}
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}
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//// [indexedAccessRelation.js]
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// Repro from #14723
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"use strict";
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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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exports.__esModule = true;
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var Component = (function () {
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function Component() {
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}
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Component.prototype.setState = function (state) { };
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return Component;
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}());
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var Foo = (function () {
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function Foo() {
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}
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return Foo;
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}());
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var Comp = (function (_super) {
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__extends(Comp, _super);
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function Comp() {
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return _super !== null && _super.apply(this, arguments) || this;
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}
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Comp.prototype.foo = function (a) {
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this.setState({ a: a });
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};
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return Comp;
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}(Component));
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53
tests/baselines/reference/indexedAccessRelation.symbols
Normal file
53
tests/baselines/reference/indexedAccessRelation.symbols
Normal file
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@ -0,0 +1,53 @@
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=== tests/cases/compiler/indexedAccessRelation.ts ===
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// Repro from #14723
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class Component<S> {
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>Component : Symbol(Component, Decl(indexedAccessRelation.ts, 0, 0))
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>S : Symbol(S, Decl(indexedAccessRelation.ts, 2, 16))
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setState<K extends keyof S>(state: Pick<S, K>) {}
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>setState : Symbol(Component.setState, Decl(indexedAccessRelation.ts, 2, 20))
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>K : Symbol(K, Decl(indexedAccessRelation.ts, 3, 13))
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>S : Symbol(S, Decl(indexedAccessRelation.ts, 2, 16))
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>state : Symbol(state, Decl(indexedAccessRelation.ts, 3, 32))
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>Pick : Symbol(Pick, Decl(lib.d.ts, --, --))
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>S : Symbol(S, Decl(indexedAccessRelation.ts, 2, 16))
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>K : Symbol(K, Decl(indexedAccessRelation.ts, 3, 13))
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}
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export interface State<T> {
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>State : Symbol(State, Decl(indexedAccessRelation.ts, 4, 1))
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>T : Symbol(T, Decl(indexedAccessRelation.ts, 6, 23))
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a?: T;
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>a : Symbol(State.a, Decl(indexedAccessRelation.ts, 6, 27))
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>T : Symbol(T, Decl(indexedAccessRelation.ts, 6, 23))
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}
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class Foo {}
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>Foo : Symbol(Foo, Decl(indexedAccessRelation.ts, 8, 1))
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class Comp<T extends Foo, S> extends Component<S & State<T>>
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>Comp : Symbol(Comp, Decl(indexedAccessRelation.ts, 10, 12))
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>T : Symbol(T, Decl(indexedAccessRelation.ts, 12, 11))
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>Foo : Symbol(Foo, Decl(indexedAccessRelation.ts, 8, 1))
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>S : Symbol(S, Decl(indexedAccessRelation.ts, 12, 25))
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>Component : Symbol(Component, Decl(indexedAccessRelation.ts, 0, 0))
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>S : Symbol(S, Decl(indexedAccessRelation.ts, 12, 25))
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>State : Symbol(State, Decl(indexedAccessRelation.ts, 4, 1))
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>T : Symbol(T, Decl(indexedAccessRelation.ts, 12, 11))
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{
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foo(a: T) {
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>foo : Symbol(Comp.foo, Decl(indexedAccessRelation.ts, 13, 1))
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>a : Symbol(a, Decl(indexedAccessRelation.ts, 14, 8))
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>T : Symbol(T, Decl(indexedAccessRelation.ts, 12, 11))
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this.setState({ a: a });
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>this.setState : Symbol(Component.setState, Decl(indexedAccessRelation.ts, 2, 20))
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>this : Symbol(Comp, Decl(indexedAccessRelation.ts, 10, 12))
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>setState : Symbol(Component.setState, Decl(indexedAccessRelation.ts, 2, 20))
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>a : Symbol(a, Decl(indexedAccessRelation.ts, 15, 23))
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>a : Symbol(a, Decl(indexedAccessRelation.ts, 14, 8))
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}
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}
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55
tests/baselines/reference/indexedAccessRelation.types
Normal file
55
tests/baselines/reference/indexedAccessRelation.types
Normal file
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@ -0,0 +1,55 @@
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=== tests/cases/compiler/indexedAccessRelation.ts ===
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// Repro from #14723
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class Component<S> {
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>Component : Component<S>
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>S : S
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setState<K extends keyof S>(state: Pick<S, K>) {}
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>setState : <K extends keyof S>(state: Pick<S, K>) => void
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>K : K
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>S : S
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>state : Pick<S, K>
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>Pick : Pick<T, K>
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>S : S
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>K : K
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}
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export interface State<T> {
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>State : State<T>
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>T : T
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a?: T;
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>a : T
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>T : T
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}
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class Foo {}
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>Foo : Foo
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class Comp<T extends Foo, S> extends Component<S & State<T>>
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>Comp : Comp<T, S>
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>T : T
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>Foo : Foo
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>S : S
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>Component : Component<S & State<T>>
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>S : S
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>State : State<T>
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>T : T
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{
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foo(a: T) {
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>foo : (a: T) => void
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>a : T
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>T : T
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this.setState({ a: a });
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>this.setState({ a: a }) : void
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>this.setState : <K extends keyof (S & State<T>)>(state: Pick<S & State<T>, K>) => void
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>this : this
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>setState : <K extends keyof (S & State<T>)>(state: Pick<S & State<T>, K>) => void
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>{ a: a } : { a: T; }
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>a : T
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>a : T
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}
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}
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@ -1,39 +1,71 @@
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tests/cases/conformance/types/mapped/mappedTypeRelationships.ts(12,5): error TS2322: Type 'T[keyof T]' is not assignable to type 'U[keyof T]'.
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Type 'T[string]' is not assignable to type 'U[keyof T]'.
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Type 'T' is not assignable to type 'U'.
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Type 'T[string]' is not assignable to type 'U[string]'.
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Type 'T' is not assignable to type 'U'.
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Type 'T[keyof T]' is not assignable to type 'U[string]'.
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Type 'T[string]' is not assignable to type 'U[string]'.
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Type 'T' is not assignable to type 'U'.
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tests/cases/conformance/types/mapped/mappedTypeRelationships.ts(17,5): error TS2322: Type 'T[K]' is not assignable to type 'U[K]'.
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Type 'T[string]' is not assignable to type 'U[K]'.
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Type 'T' is not assignable to type 'U'.
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Type 'T[string]' is not assignable to type 'U[string]'.
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Type 'T' is not assignable to type 'U'.
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Type 'T[K]' is not assignable to type 'U[string]'.
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Type 'T[string]' is not assignable to type 'U[string]'.
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Type 'T' is not assignable to type 'U'.
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tests/cases/conformance/types/mapped/mappedTypeRelationships.ts(21,5): error TS2536: Type 'keyof U' cannot be used to index type 'T'.
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tests/cases/conformance/types/mapped/mappedTypeRelationships.ts(22,5): error TS2322: Type 'T[keyof U]' is not assignable to type 'U[keyof U]'.
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Type 'T[string]' is not assignable to type 'U[keyof U]'.
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Type 'T' is not assignable to type 'U'.
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Type 'T[string]' is not assignable to type 'U[string]'.
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Type 'T' is not assignable to type 'U'.
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Type 'T[keyof U]' is not assignable to type 'U[string]'.
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Type 'T[string]' is not assignable to type 'U[string]'.
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Type 'T' is not assignable to type 'U'.
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tests/cases/conformance/types/mapped/mappedTypeRelationships.ts(22,12): error TS2536: Type 'keyof U' cannot be used to index type 'T'.
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tests/cases/conformance/types/mapped/mappedTypeRelationships.ts(26,5): error TS2536: Type 'K' cannot be used to index type 'T'.
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tests/cases/conformance/types/mapped/mappedTypeRelationships.ts(27,5): error TS2322: Type 'T[K]' is not assignable to type 'U[K]'.
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Type 'T[string]' is not assignable to type 'U[K]'.
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Type 'T' is not assignable to type 'U'.
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Type 'T[string]' is not assignable to type 'U[string]'.
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Type 'T' is not assignable to type 'U'.
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Type 'T[K]' is not assignable to type 'U[string]'.
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Type 'T[string]' is not assignable to type 'U[string]'.
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Type 'T' is not assignable to type 'U'.
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tests/cases/conformance/types/mapped/mappedTypeRelationships.ts(27,12): error TS2536: Type 'K' cannot be used to index type 'T'.
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tests/cases/conformance/types/mapped/mappedTypeRelationships.ts(31,5): error TS2322: Type 'T[keyof T] | undefined' is not assignable to type 'T[keyof T]'.
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Type 'undefined' is not assignable to type 'T[keyof T]'.
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Type 'undefined' is not assignable to type 'T[string]'.
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tests/cases/conformance/types/mapped/mappedTypeRelationships.ts(36,5): error TS2322: Type 'T[K] | undefined' is not assignable to type 'T[K]'.
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Type 'undefined' is not assignable to type 'T[K]'.
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Type 'undefined' is not assignable to type 'T[string]'.
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tests/cases/conformance/types/mapped/mappedTypeRelationships.ts(41,5): error TS2322: Type 'U[keyof T] | undefined' is not assignable to type 'T[keyof T]'.
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Type 'undefined' is not assignable to type 'T[keyof T]'.
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Type 'undefined' is not assignable to type 'T[string]'.
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tests/cases/conformance/types/mapped/mappedTypeRelationships.ts(42,5): error TS2322: Type 'T[keyof T]' is not assignable to type 'U[keyof T] | undefined'.
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Type 'T[string]' is not assignable to type 'U[keyof T] | undefined'.
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Type 'T[string]' is not assignable to type 'U[keyof T]'.
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Type 'T[keyof T]' is not assignable to type 'U[keyof T]'.
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Type 'T[string]' is not assignable to type 'U[keyof T]'.
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Type 'T' is not assignable to type 'U'.
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Type 'T[string]' is not assignable to type 'U[string]'.
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Type 'T' is not assignable to type 'U'.
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Type 'T[keyof T]' is not assignable to type 'U[keyof T]'.
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Type 'T[string]' is not assignable to type 'U[keyof T]'.
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Type 'T[string]' is not assignable to type 'U[string]'.
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Type 'T' is not assignable to type 'U'.
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Type 'T[keyof T]' is not assignable to type 'U[string]'.
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Type 'T[string]' is not assignable to type 'U[string]'.
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Type 'T' is not assignable to type 'U'.
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tests/cases/conformance/types/mapped/mappedTypeRelationships.ts(46,5): error TS2322: Type 'U[K] | undefined' is not assignable to type 'T[K]'.
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Type 'undefined' is not assignable to type 'T[K]'.
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Type 'undefined' is not assignable to type 'T[string]'.
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tests/cases/conformance/types/mapped/mappedTypeRelationships.ts(47,5): error TS2322: Type 'T[K]' is not assignable to type 'U[K] | undefined'.
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Type 'T[string]' is not assignable to type 'U[K] | undefined'.
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Type 'T[string]' is not assignable to type 'U[K]'.
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Type 'T[K]' is not assignable to type 'U[K]'.
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Type 'T[string]' is not assignable to type 'U[K]'.
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Type 'T' is not assignable to type 'U'.
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Type 'T[string]' is not assignable to type 'U[string]'.
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Type 'T' is not assignable to type 'U'.
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Type 'T[K]' is not assignable to type 'U[K]'.
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Type 'T[string]' is not assignable to type 'U[K]'.
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Type 'T[string]' is not assignable to type 'U[string]'.
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Type 'T' is not assignable to type 'U'.
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Type 'T[K]' is not assignable to type 'U[string]'.
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Type 'T[string]' is not assignable to type 'U[string]'.
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Type 'T' is not assignable to type 'U'.
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tests/cases/conformance/types/mapped/mappedTypeRelationships.ts(52,5): error TS2542: Index signature in type 'Readonly<T>' only permits reading.
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tests/cases/conformance/types/mapped/mappedTypeRelationships.ts(57,5): error TS2542: Index signature in type 'Readonly<T>' only permits reading.
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tests/cases/conformance/types/mapped/mappedTypeRelationships.ts(62,5): error TS2542: Index signature in type 'Readonly<U>' only permits reading.
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@ -44,7 +76,11 @@ tests/cases/conformance/types/mapped/mappedTypeRelationships.ts(126,5): error TS
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tests/cases/conformance/types/mapped/mappedTypeRelationships.ts(142,5): error TS2322: Type '{ [P in keyof T]: T[P]; }' is not assignable to type '{ [P in keyof T]: U[P]; }'.
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Type 'T[P]' is not assignable to type 'U[P]'.
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Type 'T[string]' is not assignable to type 'U[P]'.
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Type 'T' is not assignable to type 'U'.
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Type 'T[string]' is not assignable to type 'U[string]'.
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Type 'T' is not assignable to type 'U'.
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Type 'T[P]' is not assignable to type 'U[string]'.
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Type 'T[string]' is not assignable to type 'U[string]'.
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Type 'T' is not assignable to type 'U'.
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tests/cases/conformance/types/mapped/mappedTypeRelationships.ts(147,5): error TS2322: Type '{ [P in keyof T]: T[P]; }' is not assignable to type '{ [P in keyof U]: U[P]; }'.
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Type 'keyof U' is not assignable to type 'keyof T'.
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tests/cases/conformance/types/mapped/mappedTypeRelationships.ts(152,5): error TS2322: Type '{ [P in K]: T[P]; }' is not assignable to type '{ [P in keyof T]: T[P]; }'.
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|
@ -56,7 +92,11 @@ tests/cases/conformance/types/mapped/mappedTypeRelationships.ts(162,5): error TS
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tests/cases/conformance/types/mapped/mappedTypeRelationships.ts(167,5): error TS2322: Type '{ [P in K]: T[P]; }' is not assignable to type '{ [P in K]: U[P]; }'.
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Type 'T[P]' is not assignable to type 'U[P]'.
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Type 'T[string]' is not assignable to type 'U[P]'.
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Type 'T' is not assignable to type 'U'.
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Type 'T[string]' is not assignable to type 'U[string]'.
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Type 'T' is not assignable to type 'U'.
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Type 'T[P]' is not assignable to type 'U[string]'.
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Type 'T[string]' is not assignable to type 'U[string]'.
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Type 'T' is not assignable to type 'U'.
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==== tests/cases/conformance/types/mapped/mappedTypeRelationships.ts (27 errors) ====
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|
@ -75,7 +115,11 @@ tests/cases/conformance/types/mapped/mappedTypeRelationships.ts(167,5): error TS
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~~~~
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!!! error TS2322: Type 'T[keyof T]' is not assignable to type 'U[keyof T]'.
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!!! error TS2322: Type 'T[string]' is not assignable to type 'U[keyof T]'.
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!!! error TS2322: Type 'T' is not assignable to type 'U'.
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!!! error TS2322: Type 'T[string]' is not assignable to type 'U[string]'.
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!!! error TS2322: Type 'T' is not assignable to type 'U'.
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!!! error TS2322: Type 'T[keyof T]' is not assignable to type 'U[string]'.
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!!! error TS2322: Type 'T[string]' is not assignable to type 'U[string]'.
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!!! error TS2322: Type 'T' is not assignable to type 'U'.
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}
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function f4<T, U extends T, K extends keyof T>(x: T, y: U, k: K) {
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|
@ -84,7 +128,11 @@ tests/cases/conformance/types/mapped/mappedTypeRelationships.ts(167,5): error TS
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~~~~
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!!! error TS2322: Type 'T[K]' is not assignable to type 'U[K]'.
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!!! error TS2322: Type 'T[string]' is not assignable to type 'U[K]'.
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!!! error TS2322: Type 'T' is not assignable to type 'U'.
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!!! error TS2322: Type 'T[string]' is not assignable to type 'U[string]'.
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!!! error TS2322: Type 'T' is not assignable to type 'U'.
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!!! error TS2322: Type 'T[K]' is not assignable to type 'U[string]'.
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!!! error TS2322: Type 'T[string]' is not assignable to type 'U[string]'.
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!!! error TS2322: Type 'T' is not assignable to type 'U'.
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}
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function f5<T, U extends T>(x: T, y: U, k: keyof U) {
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|
@ -95,7 +143,11 @@ tests/cases/conformance/types/mapped/mappedTypeRelationships.ts(167,5): error TS
|
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~~~~
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!!! error TS2322: Type 'T[keyof U]' is not assignable to type 'U[keyof U]'.
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!!! error TS2322: Type 'T[string]' is not assignable to type 'U[keyof U]'.
|
||||
!!! error TS2322: Type 'T' is not assignable to type 'U'.
|
||||
!!! error TS2322: Type 'T[string]' is not assignable to type 'U[string]'.
|
||||
!!! error TS2322: Type 'T' is not assignable to type 'U'.
|
||||
!!! error TS2322: Type 'T[keyof U]' is not assignable to type 'U[string]'.
|
||||
!!! error TS2322: Type 'T[string]' is not assignable to type 'U[string]'.
|
||||
!!! error TS2322: Type 'T' is not assignable to type 'U'.
|
||||
~~~~
|
||||
!!! error TS2536: Type 'keyof U' cannot be used to index type 'T'.
|
||||
}
|
||||
|
@ -108,7 +160,11 @@ tests/cases/conformance/types/mapped/mappedTypeRelationships.ts(167,5): error TS
|
|||
~~~~
|
||||
!!! error TS2322: Type 'T[K]' is not assignable to type 'U[K]'.
|
||||
!!! error TS2322: Type 'T[string]' is not assignable to type 'U[K]'.
|
||||
!!! error TS2322: Type 'T' is not assignable to type 'U'.
|
||||
!!! error TS2322: Type 'T[string]' is not assignable to type 'U[string]'.
|
||||
!!! error TS2322: Type 'T' is not assignable to type 'U'.
|
||||
!!! error TS2322: Type 'T[K]' is not assignable to type 'U[string]'.
|
||||
!!! error TS2322: Type 'T[string]' is not assignable to type 'U[string]'.
|
||||
!!! error TS2322: Type 'T' is not assignable to type 'U'.
|
||||
~~~~
|
||||
!!! error TS2536: Type 'K' cannot be used to index type 'T'.
|
||||
}
|
||||
|
@ -118,6 +174,7 @@ tests/cases/conformance/types/mapped/mappedTypeRelationships.ts(167,5): error TS
|
|||
~~~~
|
||||
!!! error TS2322: Type 'T[keyof T] | undefined' is not assignable to type 'T[keyof T]'.
|
||||
!!! error TS2322: Type 'undefined' is not assignable to type 'T[keyof T]'.
|
||||
!!! error TS2322: Type 'undefined' is not assignable to type 'T[string]'.
|
||||
y[k] = x[k];
|
||||
}
|
||||
|
||||
|
@ -126,6 +183,7 @@ tests/cases/conformance/types/mapped/mappedTypeRelationships.ts(167,5): error TS
|
|||
~~~~
|
||||
!!! error TS2322: Type 'T[K] | undefined' is not assignable to type 'T[K]'.
|
||||
!!! error TS2322: Type 'undefined' is not assignable to type 'T[K]'.
|
||||
!!! error TS2322: Type 'undefined' is not assignable to type 'T[string]'.
|
||||
y[k] = x[k];
|
||||
}
|
||||
|
||||
|
@ -134,14 +192,21 @@ tests/cases/conformance/types/mapped/mappedTypeRelationships.ts(167,5): error TS
|
|||
~~~~
|
||||
!!! error TS2322: Type 'U[keyof T] | undefined' is not assignable to type 'T[keyof T]'.
|
||||
!!! error TS2322: Type 'undefined' is not assignable to type 'T[keyof T]'.
|
||||
!!! error TS2322: Type 'undefined' is not assignable to type 'T[string]'.
|
||||
y[k] = x[k]; // Error
|
||||
~~~~
|
||||
!!! error TS2322: Type 'T[keyof T]' is not assignable to type 'U[keyof T] | undefined'.
|
||||
!!! error TS2322: Type 'T[string]' is not assignable to type 'U[keyof T] | undefined'.
|
||||
!!! error TS2322: Type 'T[string]' is not assignable to type 'U[keyof T]'.
|
||||
!!! error TS2322: Type 'T[keyof T]' is not assignable to type 'U[keyof T]'.
|
||||
!!! error TS2322: Type 'T[string]' is not assignable to type 'U[keyof T]'.
|
||||
!!! error TS2322: Type 'T' is not assignable to type 'U'.
|
||||
!!! error TS2322: Type 'T[string]' is not assignable to type 'U[string]'.
|
||||
!!! error TS2322: Type 'T' is not assignable to type 'U'.
|
||||
!!! error TS2322: Type 'T[keyof T]' is not assignable to type 'U[keyof T]'.
|
||||
!!! error TS2322: Type 'T[string]' is not assignable to type 'U[keyof T]'.
|
||||
!!! error TS2322: Type 'T[string]' is not assignable to type 'U[string]'.
|
||||
!!! error TS2322: Type 'T' is not assignable to type 'U'.
|
||||
!!! error TS2322: Type 'T[keyof T]' is not assignable to type 'U[string]'.
|
||||
!!! error TS2322: Type 'T[string]' is not assignable to type 'U[string]'.
|
||||
!!! error TS2322: Type 'T' is not assignable to type 'U'.
|
||||
}
|
||||
|
||||
function f13<T, U extends T, K extends keyof T>(x: T, y: Partial<U>, k: K) {
|
||||
|
@ -149,14 +214,21 @@ tests/cases/conformance/types/mapped/mappedTypeRelationships.ts(167,5): error TS
|
|||
~~~~
|
||||
!!! error TS2322: Type 'U[K] | undefined' is not assignable to type 'T[K]'.
|
||||
!!! error TS2322: Type 'undefined' is not assignable to type 'T[K]'.
|
||||
!!! error TS2322: Type 'undefined' is not assignable to type 'T[string]'.
|
||||
y[k] = x[k]; // Error
|
||||
~~~~
|
||||
!!! error TS2322: Type 'T[K]' is not assignable to type 'U[K] | undefined'.
|
||||
!!! error TS2322: Type 'T[string]' is not assignable to type 'U[K] | undefined'.
|
||||
!!! error TS2322: Type 'T[string]' is not assignable to type 'U[K]'.
|
||||
!!! error TS2322: Type 'T[K]' is not assignable to type 'U[K]'.
|
||||
!!! error TS2322: Type 'T[string]' is not assignable to type 'U[K]'.
|
||||
!!! error TS2322: Type 'T' is not assignable to type 'U'.
|
||||
!!! error TS2322: Type 'T[string]' is not assignable to type 'U[string]'.
|
||||
!!! error TS2322: Type 'T' is not assignable to type 'U'.
|
||||
!!! error TS2322: Type 'T[K]' is not assignable to type 'U[K]'.
|
||||
!!! error TS2322: Type 'T[string]' is not assignable to type 'U[K]'.
|
||||
!!! error TS2322: Type 'T[string]' is not assignable to type 'U[string]'.
|
||||
!!! error TS2322: Type 'T' is not assignable to type 'U'.
|
||||
!!! error TS2322: Type 'T[K]' is not assignable to type 'U[string]'.
|
||||
!!! error TS2322: Type 'T[string]' is not assignable to type 'U[string]'.
|
||||
!!! error TS2322: Type 'T' is not assignable to type 'U'.
|
||||
}
|
||||
|
||||
function f20<T>(x: T, y: Readonly<T>, k: keyof T) {
|
||||
|
@ -270,7 +342,11 @@ tests/cases/conformance/types/mapped/mappedTypeRelationships.ts(167,5): error TS
|
|||
!!! error TS2322: Type '{ [P in keyof T]: T[P]; }' is not assignable to type '{ [P in keyof T]: U[P]; }'.
|
||||
!!! error TS2322: Type 'T[P]' is not assignable to type 'U[P]'.
|
||||
!!! error TS2322: Type 'T[string]' is not assignable to type 'U[P]'.
|
||||
!!! error TS2322: Type 'T' is not assignable to type 'U'.
|
||||
!!! error TS2322: Type 'T[string]' is not assignable to type 'U[string]'.
|
||||
!!! error TS2322: Type 'T' is not assignable to type 'U'.
|
||||
!!! error TS2322: Type 'T[P]' is not assignable to type 'U[string]'.
|
||||
!!! error TS2322: Type 'T[string]' is not assignable to type 'U[string]'.
|
||||
!!! error TS2322: Type 'T' is not assignable to type 'U'.
|
||||
}
|
||||
|
||||
function f72<T, U extends T>(x: { [P in keyof T]: T[P] }, y: { [P in keyof U]: U[P] }) {
|
||||
|
@ -312,6 +388,10 @@ tests/cases/conformance/types/mapped/mappedTypeRelationships.ts(167,5): error TS
|
|||
!!! error TS2322: Type '{ [P in K]: T[P]; }' is not assignable to type '{ [P in K]: U[P]; }'.
|
||||
!!! error TS2322: Type 'T[P]' is not assignable to type 'U[P]'.
|
||||
!!! error TS2322: Type 'T[string]' is not assignable to type 'U[P]'.
|
||||
!!! error TS2322: Type 'T' is not assignable to type 'U'.
|
||||
!!! error TS2322: Type 'T[string]' is not assignable to type 'U[string]'.
|
||||
!!! error TS2322: Type 'T' is not assignable to type 'U'.
|
||||
!!! error TS2322: Type 'T[P]' is not assignable to type 'U[string]'.
|
||||
!!! error TS2322: Type 'T[string]' is not assignable to type 'U[string]'.
|
||||
!!! error TS2322: Type 'T' is not assignable to type 'U'.
|
||||
}
|
||||
|
18
tests/cases/compiler/indexedAccessRelation.ts
Normal file
18
tests/cases/compiler/indexedAccessRelation.ts
Normal file
|
@ -0,0 +1,18 @@
|
|||
// Repro from #14723
|
||||
|
||||
class Component<S> {
|
||||
setState<K extends keyof S>(state: Pick<S, K>) {}
|
||||
}
|
||||
|
||||
export interface State<T> {
|
||||
a?: T;
|
||||
}
|
||||
|
||||
class Foo {}
|
||||
|
||||
class Comp<T extends Foo, S> extends Component<S & State<T>>
|
||||
{
|
||||
foo(a: T) {
|
||||
this.setState({ a: a });
|
||||
}
|
||||
}
|
Loading…
Reference in a new issue