Merge pull request #30786 from Microsoft/always-check-class-extends
Always check extends clause of classes
This commit is contained in:
commit
90b304aa5e
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@ -27439,6 +27439,11 @@ namespace ts {
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if (languageVersion < ScriptTarget.ES2015) {
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checkExternalEmitHelpers(baseTypeNode.parent, ExternalEmitHelpers.Extends);
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}
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// check both @extends and extends if both are specified.
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const extendsNode = getClassExtendsHeritageElement(node);
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if (extendsNode && extendsNode !== baseTypeNode) {
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checkExpression(extendsNode.expression);
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}
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const baseTypes = getBaseTypes(type);
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if (baseTypes.length && produceDiagnostics) {
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@ -27447,10 +27452,6 @@ namespace ts {
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const staticBaseType = getApparentType(baseConstructorType);
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checkBaseTypeAccessibility(staticBaseType, baseTypeNode);
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checkSourceElement(baseTypeNode.expression);
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const extendsNode = getClassExtendsHeritageElement(node);
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if (extendsNode && extendsNode !== baseTypeNode) {
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checkExpression(extendsNode.expression);
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}
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if (some(baseTypeNode.typeArguments)) {
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forEach(baseTypeNode.typeArguments, checkSourceElement);
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for (const constructor of getConstructorsForTypeArguments(staticBaseType, baseTypeNode.typeArguments, baseTypeNode)) {
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17
tests/baselines/reference/extendsTagEmit.errors.txt
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17
tests/baselines/reference/extendsTagEmit.errors.txt
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@ -0,0 +1,17 @@
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tests/cases/conformance/jsdoc/main.js(2,15): error TS2304: Cannot find name 'Mismatch'.
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tests/cases/conformance/jsdoc/main.js(2,15): error TS8023: JSDoc '@extends Mismatch' does not match the 'extends B' clause.
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==== tests/cases/conformance/jsdoc/super.js (0 errors) ====
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export class B { }
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==== tests/cases/conformance/jsdoc/main.js (2 errors) ====
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import { B } from './super'
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/** @extends {Mismatch} */
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~~~~~~~~
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!!! error TS2304: Cannot find name 'Mismatch'.
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~~~~~~~~
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!!! error TS8023: JSDoc '@extends Mismatch' does not match the 'extends B' clause.
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class C extends B { }
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20
tests/baselines/reference/extendsTagEmit.js
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20
tests/baselines/reference/extendsTagEmit.js
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@ -0,0 +1,20 @@
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//// [tests/cases/conformance/jsdoc/extendsTagEmit.ts] ////
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//// [super.js]
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export class B { }
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//// [main.js]
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import { B } from './super'
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/** @extends {Mismatch} */
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class C extends B { }
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//// [super.js]
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export class B {
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}
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//// [main.js]
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import { B } from './super';
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/** @extends {Mismatch} */
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class C extends B {
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}
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14
tests/baselines/reference/extendsTagEmit.symbols
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14
tests/baselines/reference/extendsTagEmit.symbols
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@ -0,0 +1,14 @@
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=== tests/cases/conformance/jsdoc/super.js ===
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export class B { }
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>B : Symbol(B, Decl(super.js, 0, 0))
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=== tests/cases/conformance/jsdoc/main.js ===
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import { B } from './super'
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>B : Symbol(B, Decl(main.js, 0, 8))
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/** @extends {Mismatch} */
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class C extends B { }
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>C : Symbol(C, Decl(main.js, 0, 27))
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>B : Symbol(B, Decl(main.js, 0, 8))
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14
tests/baselines/reference/extendsTagEmit.types
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14
tests/baselines/reference/extendsTagEmit.types
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@ -0,0 +1,14 @@
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=== tests/cases/conformance/jsdoc/super.js ===
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export class B { }
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>B : B
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=== tests/cases/conformance/jsdoc/main.js ===
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import { B } from './super'
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>B : typeof B
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/** @extends {Mismatch} */
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class C extends B { }
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>C : C
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>B : typeof B
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12
tests/cases/conformance/jsdoc/extendsTagEmit.ts
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12
tests/cases/conformance/jsdoc/extendsTagEmit.ts
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@ -0,0 +1,12 @@
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// @allowJs: true
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// @checkJs: true
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// @target: esnext
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// @outDir: out
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// @Filename: super.js
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export class B { }
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// @Filename: main.js
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import { B } from './super'
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/** @extends {Mismatch} */
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class C extends B { }
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