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JSDocTypeTag.typeExpression is not optional (#30452)

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This commit is contained in:
Klaus Meinhardt 2019-04-30 18:46:32 +02:00 committed by Ryan Cavanaugh
parent 9efea31649
commit 5bc8a8dddf
7 changed files with 9 additions and 9 deletions
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4
src/compiler/checker.ts
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@ -18613,7 +18613,7 @@ namespace ts {
case SyntaxKind.ParenthesizedExpression: {
// Like in `checkParenthesizedExpression`, an `/** @type {xyz} */` comment before a parenthesized expression acts as a type cast.
const tag = isInJSFile(parent) ? getJSDocTypeTag(parent) : undefined;
return tag ? getTypeFromTypeNode(tag.typeExpression!.type) : getContextualType(<ParenthesizedExpression>parent, contextFlags);
return tag ? getTypeFromTypeNode(tag.typeExpression.type) : getContextualType(<ParenthesizedExpression>parent, contextFlags);
}
case SyntaxKind.JsxExpression:
return getContextualTypeForJsxExpression(<JsxExpression>parent);
@ -24231,7 +24231,7 @@ namespace ts {
function checkParenthesizedExpression(node: ParenthesizedExpression, checkMode?: CheckMode): Type {
const tag = isInJSFile(node) ? getJSDocTypeTag(node) : undefined;
if (tag) {
return checkAssertionWorker(tag, tag.typeExpression!.type, node.expression, checkMode);
return checkAssertionWorker(tag, tag.typeExpression.type, node.expression, checkMode);
}
return checkExpression(node.expression, checkMode);
}

2
src/compiler/factory.ts
View file

@ -2189,7 +2189,7 @@ namespace ts {
}
/* @internal */
export function createJSDocTypeTag(typeExpression?: JSDocTypeExpression, comment?: string): JSDocTypeTag {
export function createJSDocTypeTag(typeExpression: JSDocTypeExpression, comment?: string): JSDocTypeTag {
const tag = createJSDocTag<JSDocTypeTag>(SyntaxKind.JSDocTypeTag, "type");
tag.typeExpression = typeExpression;
tag.comment = comment;

4
src/compiler/parser.ts
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@ -6855,7 +6855,7 @@ namespace ts {
}
function parseReturnTag(start: number, tagName: Identifier): JSDocReturnTag {
if (forEach(tags, t => t.kind === SyntaxKind.JSDocReturnTag)) {
if (some(tags, isJSDocReturnTag)) {
parseErrorAt(tagName.pos, scanner.getTokenPos(), Diagnostics._0_tag_already_specified, tagName.escapedText);
}
@ -6866,7 +6866,7 @@ namespace ts {
}
function parseTypeTag(start: number, tagName: Identifier): JSDocTypeTag {
if (forEach(tags, t => t.kind === SyntaxKind.JSDocTypeTag)) {
if (some(tags, isJSDocTypeTag)) {
parseErrorAt(tagName.pos, scanner.getTokenPos(), Diagnostics._0_tag_already_specified, tagName.escapedText);
}

2
src/compiler/types.ts
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@ -2482,7 +2482,7 @@ namespace ts {
export interface JSDocTypeTag extends JSDocTag {
kind: SyntaxKind.JSDocTypeTag;
typeExpression?: JSDocTypeExpression;
typeExpression: JSDocTypeExpression;
}
export interface JSDocTypedefTag extends JSDocTag, NamedDeclaration {

2
src/services/jsDoc.ts
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@ -134,7 +134,7 @@ namespace ts.JsDoc {
case SyntaxKind.JSDocTemplateTag:
return withList((tag as JSDocTemplateTag).typeParameters);
case SyntaxKind.JSDocTypeTag:
return withNode((tag as JSDocTypeTag).typeExpression!);
return withNode((tag as JSDocTypeTag).typeExpression);
case SyntaxKind.JSDocTypedefTag:
case SyntaxKind.JSDocCallbackTag:
case SyntaxKind.JSDocPropertyTag:

2
tests/baselines/reference/api/tsserverlibrary.d.ts vendored
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@ -1603,7 +1603,7 @@ declare namespace ts {
}
interface JSDocTypeTag extends JSDocTag {
kind: SyntaxKind.JSDocTypeTag;
typeExpression?: JSDocTypeExpression;
typeExpression: JSDocTypeExpression;
}
interface JSDocTypedefTag extends JSDocTag, NamedDeclaration {
parent: JSDoc;

2
tests/baselines/reference/api/typescript.d.ts vendored
View file

@ -1603,7 +1603,7 @@ declare namespace ts {
}
interface JSDocTypeTag extends JSDocTag {
kind: SyntaxKind.JSDocTypeTag;
typeExpression?: JSDocTypeExpression;
typeExpression: JSDocTypeExpression;
}
interface JSDocTypedefTag extends JSDocTag, NamedDeclaration {
parent: JSDoc;