mirror of
https://github.com/microsoft/TypeScript.git
synced 2026-02-20 19:45:07 -06:00
Allow nonnull assertions in references (#29351)
This commit is contained in:
Wesley Wigham
GitHub
parent
52b82560e8
commit
76f444e338
@ -753,7 +753,7 @@ namespace ts {
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function isNarrowableReference(expr: Expression): boolean {
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return expr.kind === SyntaxKind.Identifier || expr.kind === SyntaxKind.ThisKeyword || expr.kind === SyntaxKind.SuperKeyword ||
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isPropertyAccessExpression(expr) && isNarrowableReference(expr.expression) ||
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(isPropertyAccessExpression(expr) || isNonNullExpression(expr) || isParenthesizedExpression(expr)) && isNarrowableReference(expr.expression) ||
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isElementAccessExpression(expr) && expr.argumentExpression &&
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(isStringLiteral(expr.argumentExpression) || isNumericLiteral(expr.argumentExpression)) &&
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isNarrowableReference(expr.expression);
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@ -14773,6 +14773,9 @@ namespace ts {
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return symbol !== unknownSymbol ? (isConstraintPosition(node) ? "@" : "") + getSymbolId(symbol) : undefined;
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case SyntaxKind.ThisKeyword:
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return "0";
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case SyntaxKind.NonNullExpression:
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case SyntaxKind.ParenthesizedExpression:
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return getFlowCacheKey((<NonNullExpression | ParenthesizedExpression>node).expression);
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case SyntaxKind.PropertyAccessExpression:
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case SyntaxKind.ElementAccessExpression:
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const propName = getAccessedPropertyName(<AccessExpression>node);
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@ -14785,6 +14788,11 @@ namespace ts {
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}
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function isMatchingReference(source: Node, target: Node): boolean {
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switch (target.kind) {
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case SyntaxKind.ParenthesizedExpression:
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case SyntaxKind.NonNullExpression:
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return isMatchingReference(source, (target as NonNullExpression | ParenthesizedExpression).expression);
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}
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switch (source.kind) {
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case SyntaxKind.Identifier:
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return target.kind === SyntaxKind.Identifier && getResolvedSymbol(<Identifier>source) === getResolvedSymbol(<Identifier>target) ||
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@ -14794,6 +14802,9 @@ namespace ts {
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return target.kind === SyntaxKind.ThisKeyword;
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case SyntaxKind.SuperKeyword:
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return target.kind === SyntaxKind.SuperKeyword;
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case SyntaxKind.NonNullExpression:
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case SyntaxKind.ParenthesizedExpression:
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return isMatchingReference((source as NonNullExpression | ParenthesizedExpression).expression, target);
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case SyntaxKind.PropertyAccessExpression:
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case SyntaxKind.ElementAccessExpression:
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return isAccessExpression(target) &&
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54
tests/baselines/reference/nonNullReferenceMatching.js
Normal file
54
tests/baselines/reference/nonNullReferenceMatching.js
Normal file
@ -0,0 +1,54 @@
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//// [nonNullReferenceMatching.ts]
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type ElementRef = (element: HTMLElement | null) => void;
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type ThumbProps = {
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elementRef?: ElementRef;
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}
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type ComponentProps = {
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thumbYProps?: ThumbProps;
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thumbXProps: ThumbProps;
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}
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class Component {
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props!: ComponentProps;
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public thumbYElementRef = (ref: HTMLElement | null) => {
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typeof this.props.thumbYProps!.elementRef === 'function' && this.props.thumbYProps!.elementRef(ref);
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typeof (this.props.thumbYProps!.elementRef) === 'function' && this.props.thumbYProps!.elementRef(ref);
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typeof ((this.props).thumbYProps!.elementRef)! === 'function' && this.props.thumbYProps!.elementRef(ref);
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typeof this.props.thumbXProps.elementRef === 'function' && this.props.thumbXProps.elementRef(ref);
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typeof this.props.thumbXProps.elementRef === 'function' && (this.props).thumbXProps.elementRef(ref);
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typeof this.props.thumbXProps.elementRef === 'function' && (this.props.thumbXProps).elementRef(ref);
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typeof this.props.thumbXProps.elementRef === 'function' && ((this.props)!.thumbXProps)!.elementRef(ref);
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typeof (this.props.thumbXProps).elementRef === 'function' && ((this.props)!.thumbXProps)!.elementRef(ref);
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typeof this.props!.thumbXProps!.elementRef === 'function' && ((this.props)!.thumbXProps)!.elementRef(ref);
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};
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}
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//// [nonNullReferenceMatching.js]
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"use strict";
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var Component = /** @class */ (function () {
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function Component() {
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var _this = this;
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this.thumbYElementRef = function (ref) {
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typeof _this.props.thumbYProps.elementRef === 'function' && _this.props.thumbYProps.elementRef(ref);
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typeof (_this.props.thumbYProps.elementRef) === 'function' && _this.props.thumbYProps.elementRef(ref);
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typeof ((_this.props).thumbYProps.elementRef) === 'function' && _this.props.thumbYProps.elementRef(ref);
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typeof _this.props.thumbXProps.elementRef === 'function' && _this.props.thumbXProps.elementRef(ref);
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typeof _this.props.thumbXProps.elementRef === 'function' && (_this.props).thumbXProps.elementRef(ref);
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typeof _this.props.thumbXProps.elementRef === 'function' && (_this.props.thumbXProps).elementRef(ref);
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typeof _this.props.thumbXProps.elementRef === 'function' && ((_this.props).thumbXProps).elementRef(ref);
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typeof (_this.props.thumbXProps).elementRef === 'function' && ((_this.props).thumbXProps).elementRef(ref);
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typeof _this.props.thumbXProps.elementRef === 'function' && ((_this.props).thumbXProps).elementRef(ref);
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};
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}
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return Component;
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}());
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193
tests/baselines/reference/nonNullReferenceMatching.symbols
Normal file
193
tests/baselines/reference/nonNullReferenceMatching.symbols
Normal file
@ -0,0 +1,193 @@
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=== tests/cases/compiler/nonNullReferenceMatching.ts ===
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type ElementRef = (element: HTMLElement | null) => void;
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>ElementRef : Symbol(ElementRef, Decl(nonNullReferenceMatching.ts, 0, 0))
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>element : Symbol(element, Decl(nonNullReferenceMatching.ts, 0, 19))
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>HTMLElement : Symbol(HTMLElement, Decl(lib.dom.d.ts, --, --), Decl(lib.dom.d.ts, --, --))
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type ThumbProps = {
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>ThumbProps : Symbol(ThumbProps, Decl(nonNullReferenceMatching.ts, 0, 56))
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elementRef?: ElementRef;
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>elementRef : Symbol(elementRef, Decl(nonNullReferenceMatching.ts, 2, 19))
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>ElementRef : Symbol(ElementRef, Decl(nonNullReferenceMatching.ts, 0, 0))
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}
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type ComponentProps = {
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>ComponentProps : Symbol(ComponentProps, Decl(nonNullReferenceMatching.ts, 4, 1))
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thumbYProps?: ThumbProps;
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>thumbYProps : Symbol(thumbYProps, Decl(nonNullReferenceMatching.ts, 6, 23))
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>ThumbProps : Symbol(ThumbProps, Decl(nonNullReferenceMatching.ts, 0, 56))
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thumbXProps: ThumbProps;
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>thumbXProps : Symbol(thumbXProps, Decl(nonNullReferenceMatching.ts, 7, 29))
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>ThumbProps : Symbol(ThumbProps, Decl(nonNullReferenceMatching.ts, 0, 56))
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}
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class Component {
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>Component : Symbol(Component, Decl(nonNullReferenceMatching.ts, 9, 1))
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props!: ComponentProps;
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>props : Symbol(Component.props, Decl(nonNullReferenceMatching.ts, 11, 17))
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>ComponentProps : Symbol(ComponentProps, Decl(nonNullReferenceMatching.ts, 4, 1))
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public thumbYElementRef = (ref: HTMLElement | null) => {
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>thumbYElementRef : Symbol(Component.thumbYElementRef, Decl(nonNullReferenceMatching.ts, 12, 27))
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>ref : Symbol(ref, Decl(nonNullReferenceMatching.ts, 13, 31))
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>HTMLElement : Symbol(HTMLElement, Decl(lib.dom.d.ts, --, --), Decl(lib.dom.d.ts, --, --))
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typeof this.props.thumbYProps!.elementRef === 'function' && this.props.thumbYProps!.elementRef(ref);
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>this.props.thumbYProps!.elementRef : Symbol(elementRef, Decl(nonNullReferenceMatching.ts, 2, 19))
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>this.props.thumbYProps : Symbol(thumbYProps, Decl(nonNullReferenceMatching.ts, 6, 23))
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>this.props : Symbol(Component.props, Decl(nonNullReferenceMatching.ts, 11, 17))
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>this : Symbol(Component, Decl(nonNullReferenceMatching.ts, 9, 1))
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>props : Symbol(Component.props, Decl(nonNullReferenceMatching.ts, 11, 17))
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>thumbYProps : Symbol(thumbYProps, Decl(nonNullReferenceMatching.ts, 6, 23))
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>elementRef : Symbol(elementRef, Decl(nonNullReferenceMatching.ts, 2, 19))
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>this.props.thumbYProps!.elementRef : Symbol(elementRef, Decl(nonNullReferenceMatching.ts, 2, 19))
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>this.props.thumbYProps : Symbol(thumbYProps, Decl(nonNullReferenceMatching.ts, 6, 23))
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>this.props : Symbol(Component.props, Decl(nonNullReferenceMatching.ts, 11, 17))
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>this : Symbol(Component, Decl(nonNullReferenceMatching.ts, 9, 1))
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>props : Symbol(Component.props, Decl(nonNullReferenceMatching.ts, 11, 17))
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>thumbYProps : Symbol(thumbYProps, Decl(nonNullReferenceMatching.ts, 6, 23))
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>elementRef : Symbol(elementRef, Decl(nonNullReferenceMatching.ts, 2, 19))
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>ref : Symbol(ref, Decl(nonNullReferenceMatching.ts, 13, 31))
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typeof (this.props.thumbYProps!.elementRef) === 'function' && this.props.thumbYProps!.elementRef(ref);
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>this.props.thumbYProps!.elementRef : Symbol(elementRef, Decl(nonNullReferenceMatching.ts, 2, 19))
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>this.props.thumbYProps : Symbol(thumbYProps, Decl(nonNullReferenceMatching.ts, 6, 23))
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>this.props : Symbol(Component.props, Decl(nonNullReferenceMatching.ts, 11, 17))
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>this : Symbol(Component, Decl(nonNullReferenceMatching.ts, 9, 1))
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>props : Symbol(Component.props, Decl(nonNullReferenceMatching.ts, 11, 17))
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>thumbYProps : Symbol(thumbYProps, Decl(nonNullReferenceMatching.ts, 6, 23))
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>elementRef : Symbol(elementRef, Decl(nonNullReferenceMatching.ts, 2, 19))
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>this.props.thumbYProps!.elementRef : Symbol(elementRef, Decl(nonNullReferenceMatching.ts, 2, 19))
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>this.props.thumbYProps : Symbol(thumbYProps, Decl(nonNullReferenceMatching.ts, 6, 23))
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>this.props : Symbol(Component.props, Decl(nonNullReferenceMatching.ts, 11, 17))
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>this : Symbol(Component, Decl(nonNullReferenceMatching.ts, 9, 1))
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>props : Symbol(Component.props, Decl(nonNullReferenceMatching.ts, 11, 17))
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>thumbYProps : Symbol(thumbYProps, Decl(nonNullReferenceMatching.ts, 6, 23))
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>elementRef : Symbol(elementRef, Decl(nonNullReferenceMatching.ts, 2, 19))
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>ref : Symbol(ref, Decl(nonNullReferenceMatching.ts, 13, 31))
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typeof ((this.props).thumbYProps!.elementRef)! === 'function' && this.props.thumbYProps!.elementRef(ref);
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>(this.props).thumbYProps!.elementRef : Symbol(elementRef, Decl(nonNullReferenceMatching.ts, 2, 19))
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>(this.props).thumbYProps : Symbol(thumbYProps, Decl(nonNullReferenceMatching.ts, 6, 23))
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>this.props : Symbol(Component.props, Decl(nonNullReferenceMatching.ts, 11, 17))
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>this : Symbol(Component, Decl(nonNullReferenceMatching.ts, 9, 1))
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>props : Symbol(Component.props, Decl(nonNullReferenceMatching.ts, 11, 17))
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>thumbYProps : Symbol(thumbYProps, Decl(nonNullReferenceMatching.ts, 6, 23))
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>elementRef : Symbol(elementRef, Decl(nonNullReferenceMatching.ts, 2, 19))
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>this.props.thumbYProps!.elementRef : Symbol(elementRef, Decl(nonNullReferenceMatching.ts, 2, 19))
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>this.props.thumbYProps : Symbol(thumbYProps, Decl(nonNullReferenceMatching.ts, 6, 23))
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>this.props : Symbol(Component.props, Decl(nonNullReferenceMatching.ts, 11, 17))
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>this : Symbol(Component, Decl(nonNullReferenceMatching.ts, 9, 1))
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>props : Symbol(Component.props, Decl(nonNullReferenceMatching.ts, 11, 17))
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>thumbYProps : Symbol(thumbYProps, Decl(nonNullReferenceMatching.ts, 6, 23))
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>elementRef : Symbol(elementRef, Decl(nonNullReferenceMatching.ts, 2, 19))
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>ref : Symbol(ref, Decl(nonNullReferenceMatching.ts, 13, 31))
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typeof this.props.thumbXProps.elementRef === 'function' && this.props.thumbXProps.elementRef(ref);
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>this.props.thumbXProps.elementRef : Symbol(elementRef, Decl(nonNullReferenceMatching.ts, 2, 19))
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>this.props.thumbXProps : Symbol(thumbXProps, Decl(nonNullReferenceMatching.ts, 7, 29))
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>this.props : Symbol(Component.props, Decl(nonNullReferenceMatching.ts, 11, 17))
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>this : Symbol(Component, Decl(nonNullReferenceMatching.ts, 9, 1))
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>props : Symbol(Component.props, Decl(nonNullReferenceMatching.ts, 11, 17))
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>thumbXProps : Symbol(thumbXProps, Decl(nonNullReferenceMatching.ts, 7, 29))
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>elementRef : Symbol(elementRef, Decl(nonNullReferenceMatching.ts, 2, 19))
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>this.props.thumbXProps.elementRef : Symbol(elementRef, Decl(nonNullReferenceMatching.ts, 2, 19))
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>this.props.thumbXProps : Symbol(thumbXProps, Decl(nonNullReferenceMatching.ts, 7, 29))
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>this.props : Symbol(Component.props, Decl(nonNullReferenceMatching.ts, 11, 17))
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>this : Symbol(Component, Decl(nonNullReferenceMatching.ts, 9, 1))
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>props : Symbol(Component.props, Decl(nonNullReferenceMatching.ts, 11, 17))
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>thumbXProps : Symbol(thumbXProps, Decl(nonNullReferenceMatching.ts, 7, 29))
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>elementRef : Symbol(elementRef, Decl(nonNullReferenceMatching.ts, 2, 19))
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>ref : Symbol(ref, Decl(nonNullReferenceMatching.ts, 13, 31))
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typeof this.props.thumbXProps.elementRef === 'function' && (this.props).thumbXProps.elementRef(ref);
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>this.props.thumbXProps.elementRef : Symbol(elementRef, Decl(nonNullReferenceMatching.ts, 2, 19))
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>this.props.thumbXProps : Symbol(thumbXProps, Decl(nonNullReferenceMatching.ts, 7, 29))
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>this.props : Symbol(Component.props, Decl(nonNullReferenceMatching.ts, 11, 17))
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>this : Symbol(Component, Decl(nonNullReferenceMatching.ts, 9, 1))
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>props : Symbol(Component.props, Decl(nonNullReferenceMatching.ts, 11, 17))
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>thumbXProps : Symbol(thumbXProps, Decl(nonNullReferenceMatching.ts, 7, 29))
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>elementRef : Symbol(elementRef, Decl(nonNullReferenceMatching.ts, 2, 19))
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>(this.props).thumbXProps.elementRef : Symbol(elementRef, Decl(nonNullReferenceMatching.ts, 2, 19))
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>(this.props).thumbXProps : Symbol(thumbXProps, Decl(nonNullReferenceMatching.ts, 7, 29))
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>this.props : Symbol(Component.props, Decl(nonNullReferenceMatching.ts, 11, 17))
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>this : Symbol(Component, Decl(nonNullReferenceMatching.ts, 9, 1))
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>props : Symbol(Component.props, Decl(nonNullReferenceMatching.ts, 11, 17))
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>thumbXProps : Symbol(thumbXProps, Decl(nonNullReferenceMatching.ts, 7, 29))
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>elementRef : Symbol(elementRef, Decl(nonNullReferenceMatching.ts, 2, 19))
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>ref : Symbol(ref, Decl(nonNullReferenceMatching.ts, 13, 31))
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typeof this.props.thumbXProps.elementRef === 'function' && (this.props.thumbXProps).elementRef(ref);
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>this.props.thumbXProps.elementRef : Symbol(elementRef, Decl(nonNullReferenceMatching.ts, 2, 19))
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>this.props.thumbXProps : Symbol(thumbXProps, Decl(nonNullReferenceMatching.ts, 7, 29))
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>this.props : Symbol(Component.props, Decl(nonNullReferenceMatching.ts, 11, 17))
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>this : Symbol(Component, Decl(nonNullReferenceMatching.ts, 9, 1))
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>props : Symbol(Component.props, Decl(nonNullReferenceMatching.ts, 11, 17))
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>thumbXProps : Symbol(thumbXProps, Decl(nonNullReferenceMatching.ts, 7, 29))
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>elementRef : Symbol(elementRef, Decl(nonNullReferenceMatching.ts, 2, 19))
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>(this.props.thumbXProps).elementRef : Symbol(elementRef, Decl(nonNullReferenceMatching.ts, 2, 19))
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>this.props.thumbXProps : Symbol(thumbXProps, Decl(nonNullReferenceMatching.ts, 7, 29))
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>this.props : Symbol(Component.props, Decl(nonNullReferenceMatching.ts, 11, 17))
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>this : Symbol(Component, Decl(nonNullReferenceMatching.ts, 9, 1))
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>props : Symbol(Component.props, Decl(nonNullReferenceMatching.ts, 11, 17))
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>thumbXProps : Symbol(thumbXProps, Decl(nonNullReferenceMatching.ts, 7, 29))
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>elementRef : Symbol(elementRef, Decl(nonNullReferenceMatching.ts, 2, 19))
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>ref : Symbol(ref, Decl(nonNullReferenceMatching.ts, 13, 31))
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typeof this.props.thumbXProps.elementRef === 'function' && ((this.props)!.thumbXProps)!.elementRef(ref);
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>this.props.thumbXProps.elementRef : Symbol(elementRef, Decl(nonNullReferenceMatching.ts, 2, 19))
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>this.props.thumbXProps : Symbol(thumbXProps, Decl(nonNullReferenceMatching.ts, 7, 29))
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>this.props : Symbol(Component.props, Decl(nonNullReferenceMatching.ts, 11, 17))
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>this : Symbol(Component, Decl(nonNullReferenceMatching.ts, 9, 1))
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>props : Symbol(Component.props, Decl(nonNullReferenceMatching.ts, 11, 17))
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>thumbXProps : Symbol(thumbXProps, Decl(nonNullReferenceMatching.ts, 7, 29))
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>elementRef : Symbol(elementRef, Decl(nonNullReferenceMatching.ts, 2, 19))
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>((this.props)!.thumbXProps)!.elementRef : Symbol(elementRef, Decl(nonNullReferenceMatching.ts, 2, 19))
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>(this.props)!.thumbXProps : Symbol(thumbXProps, Decl(nonNullReferenceMatching.ts, 7, 29))
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>this.props : Symbol(Component.props, Decl(nonNullReferenceMatching.ts, 11, 17))
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>this : Symbol(Component, Decl(nonNullReferenceMatching.ts, 9, 1))
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>props : Symbol(Component.props, Decl(nonNullReferenceMatching.ts, 11, 17))
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>thumbXProps : Symbol(thumbXProps, Decl(nonNullReferenceMatching.ts, 7, 29))
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>elementRef : Symbol(elementRef, Decl(nonNullReferenceMatching.ts, 2, 19))
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>ref : Symbol(ref, Decl(nonNullReferenceMatching.ts, 13, 31))
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typeof (this.props.thumbXProps).elementRef === 'function' && ((this.props)!.thumbXProps)!.elementRef(ref);
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>(this.props.thumbXProps).elementRef : Symbol(elementRef, Decl(nonNullReferenceMatching.ts, 2, 19))
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>this.props.thumbXProps : Symbol(thumbXProps, Decl(nonNullReferenceMatching.ts, 7, 29))
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>this.props : Symbol(Component.props, Decl(nonNullReferenceMatching.ts, 11, 17))
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>this : Symbol(Component, Decl(nonNullReferenceMatching.ts, 9, 1))
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>props : Symbol(Component.props, Decl(nonNullReferenceMatching.ts, 11, 17))
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>thumbXProps : Symbol(thumbXProps, Decl(nonNullReferenceMatching.ts, 7, 29))
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>elementRef : Symbol(elementRef, Decl(nonNullReferenceMatching.ts, 2, 19))
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>((this.props)!.thumbXProps)!.elementRef : Symbol(elementRef, Decl(nonNullReferenceMatching.ts, 2, 19))
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>(this.props)!.thumbXProps : Symbol(thumbXProps, Decl(nonNullReferenceMatching.ts, 7, 29))
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>this.props : Symbol(Component.props, Decl(nonNullReferenceMatching.ts, 11, 17))
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>this : Symbol(Component, Decl(nonNullReferenceMatching.ts, 9, 1))
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>props : Symbol(Component.props, Decl(nonNullReferenceMatching.ts, 11, 17))
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>thumbXProps : Symbol(thumbXProps, Decl(nonNullReferenceMatching.ts, 7, 29))
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>elementRef : Symbol(elementRef, Decl(nonNullReferenceMatching.ts, 2, 19))
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>ref : Symbol(ref, Decl(nonNullReferenceMatching.ts, 13, 31))
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typeof this.props!.thumbXProps!.elementRef === 'function' && ((this.props)!.thumbXProps)!.elementRef(ref);
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>this.props!.thumbXProps!.elementRef : Symbol(elementRef, Decl(nonNullReferenceMatching.ts, 2, 19))
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>this.props!.thumbXProps : Symbol(thumbXProps, Decl(nonNullReferenceMatching.ts, 7, 29))
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>this.props : Symbol(Component.props, Decl(nonNullReferenceMatching.ts, 11, 17))
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>this : Symbol(Component, Decl(nonNullReferenceMatching.ts, 9, 1))
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>props : Symbol(Component.props, Decl(nonNullReferenceMatching.ts, 11, 17))
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>thumbXProps : Symbol(thumbXProps, Decl(nonNullReferenceMatching.ts, 7, 29))
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>elementRef : Symbol(elementRef, Decl(nonNullReferenceMatching.ts, 2, 19))
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>((this.props)!.thumbXProps)!.elementRef : Symbol(elementRef, Decl(nonNullReferenceMatching.ts, 2, 19))
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>(this.props)!.thumbXProps : Symbol(thumbXProps, Decl(nonNullReferenceMatching.ts, 7, 29))
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>this.props : Symbol(Component.props, Decl(nonNullReferenceMatching.ts, 11, 17))
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>this : Symbol(Component, Decl(nonNullReferenceMatching.ts, 9, 1))
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>props : Symbol(Component.props, Decl(nonNullReferenceMatching.ts, 11, 17))
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>thumbXProps : Symbol(thumbXProps, Decl(nonNullReferenceMatching.ts, 7, 29))
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>elementRef : Symbol(elementRef, Decl(nonNullReferenceMatching.ts, 2, 19))
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>ref : Symbol(ref, Decl(nonNullReferenceMatching.ts, 13, 31))
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};
|
||||
}
|
||||
262
tests/baselines/reference/nonNullReferenceMatching.types
Normal file
262
tests/baselines/reference/nonNullReferenceMatching.types
Normal file
@ -0,0 +1,262 @@
|
||||
=== tests/cases/compiler/nonNullReferenceMatching.ts ===
|
||||
type ElementRef = (element: HTMLElement | null) => void;
|
||||
>ElementRef : ElementRef
|
||||
>element : HTMLElement | null
|
||||
>null : null
|
||||
|
||||
type ThumbProps = {
|
||||
>ThumbProps : ThumbProps
|
||||
|
||||
elementRef?: ElementRef;
|
||||
>elementRef : ElementRef | undefined
|
||||
}
|
||||
|
||||
type ComponentProps = {
|
||||
>ComponentProps : ComponentProps
|
||||
|
||||
thumbYProps?: ThumbProps;
|
||||
>thumbYProps : ThumbProps | undefined
|
||||
|
||||
thumbXProps: ThumbProps;
|
||||
>thumbXProps : ThumbProps
|
||||
}
|
||||
|
||||
class Component {
|
||||
>Component : Component
|
||||
|
||||
props!: ComponentProps;
|
||||
>props : ComponentProps
|
||||
|
||||
public thumbYElementRef = (ref: HTMLElement | null) => {
|
||||
>thumbYElementRef : (ref: HTMLElement | null) => void
|
||||
>(ref: HTMLElement | null) => { typeof this.props.thumbYProps!.elementRef === 'function' && this.props.thumbYProps!.elementRef(ref); typeof (this.props.thumbYProps!.elementRef) === 'function' && this.props.thumbYProps!.elementRef(ref); typeof ((this.props).thumbYProps!.elementRef)! === 'function' && this.props.thumbYProps!.elementRef(ref); typeof this.props.thumbXProps.elementRef === 'function' && this.props.thumbXProps.elementRef(ref); typeof this.props.thumbXProps.elementRef === 'function' && (this.props).thumbXProps.elementRef(ref); typeof this.props.thumbXProps.elementRef === 'function' && (this.props.thumbXProps).elementRef(ref); typeof this.props.thumbXProps.elementRef === 'function' && ((this.props)!.thumbXProps)!.elementRef(ref); typeof (this.props.thumbXProps).elementRef === 'function' && ((this.props)!.thumbXProps)!.elementRef(ref); typeof this.props!.thumbXProps!.elementRef === 'function' && ((this.props)!.thumbXProps)!.elementRef(ref); } : (ref: HTMLElement | null) => void
|
||||
>ref : HTMLElement | null
|
||||
>null : null
|
||||
|
||||
typeof this.props.thumbYProps!.elementRef === 'function' && this.props.thumbYProps!.elementRef(ref);
|
||||
>typeof this.props.thumbYProps!.elementRef === 'function' && this.props.thumbYProps!.elementRef(ref) : false | void
|
||||
>typeof this.props.thumbYProps!.elementRef === 'function' : boolean
|
||||
>typeof this.props.thumbYProps!.elementRef : "string" | "number" | "bigint" | "boolean" | "symbol" | "undefined" | "object" | "function"
|
||||
>this.props.thumbYProps!.elementRef : ElementRef | undefined
|
||||
>this.props.thumbYProps! : ThumbProps
|
||||
>this.props.thumbYProps : ThumbProps | undefined
|
||||
>this.props : ComponentProps
|
||||
>this : this
|
||||
>props : ComponentProps
|
||||
>thumbYProps : ThumbProps | undefined
|
||||
>elementRef : ElementRef | undefined
|
||||
>'function' : "function"
|
||||
>this.props.thumbYProps!.elementRef(ref) : void
|
||||
>this.props.thumbYProps!.elementRef : ElementRef
|
||||
>this.props.thumbYProps! : ThumbProps
|
||||
>this.props.thumbYProps : ThumbProps | undefined
|
||||
>this.props : ComponentProps
|
||||
>this : this
|
||||
>props : ComponentProps
|
||||
>thumbYProps : ThumbProps | undefined
|
||||
>elementRef : ElementRef
|
||||
>ref : HTMLElement | null
|
||||
|
||||
typeof (this.props.thumbYProps!.elementRef) === 'function' && this.props.thumbYProps!.elementRef(ref);
|
||||
>typeof (this.props.thumbYProps!.elementRef) === 'function' && this.props.thumbYProps!.elementRef(ref) : false | void
|
||||
>typeof (this.props.thumbYProps!.elementRef) === 'function' : boolean
|
||||
>typeof (this.props.thumbYProps!.elementRef) : "string" | "number" | "bigint" | "boolean" | "symbol" | "undefined" | "object" | "function"
|
||||
>(this.props.thumbYProps!.elementRef) : ElementRef | undefined
|
||||
>this.props.thumbYProps!.elementRef : ElementRef | undefined
|
||||
>this.props.thumbYProps! : ThumbProps
|
||||
>this.props.thumbYProps : ThumbProps | undefined
|
||||
>this.props : ComponentProps
|
||||
>this : this
|
||||
>props : ComponentProps
|
||||
>thumbYProps : ThumbProps | undefined
|
||||
>elementRef : ElementRef | undefined
|
||||
>'function' : "function"
|
||||
>this.props.thumbYProps!.elementRef(ref) : void
|
||||
>this.props.thumbYProps!.elementRef : ElementRef
|
||||
>this.props.thumbYProps! : ThumbProps
|
||||
>this.props.thumbYProps : ThumbProps | undefined
|
||||
>this.props : ComponentProps
|
||||
>this : this
|
||||
>props : ComponentProps
|
||||
>thumbYProps : ThumbProps | undefined
|
||||
>elementRef : ElementRef
|
||||
>ref : HTMLElement | null
|
||||
|
||||
typeof ((this.props).thumbYProps!.elementRef)! === 'function' && this.props.thumbYProps!.elementRef(ref);
|
||||
>typeof ((this.props).thumbYProps!.elementRef)! === 'function' && this.props.thumbYProps!.elementRef(ref) : false | void
|
||||
>typeof ((this.props).thumbYProps!.elementRef)! === 'function' : boolean
|
||||
>typeof ((this.props).thumbYProps!.elementRef)! : "string" | "number" | "bigint" | "boolean" | "symbol" | "undefined" | "object" | "function"
|
||||
>((this.props).thumbYProps!.elementRef)! : ElementRef
|
||||
>((this.props).thumbYProps!.elementRef) : ElementRef | undefined
|
||||
>(this.props).thumbYProps!.elementRef : ElementRef | undefined
|
||||
>(this.props).thumbYProps! : ThumbProps
|
||||
>(this.props).thumbYProps : ThumbProps | undefined
|
||||
>(this.props) : ComponentProps
|
||||
>this.props : ComponentProps
|
||||
>this : this
|
||||
>props : ComponentProps
|
||||
>thumbYProps : ThumbProps | undefined
|
||||
>elementRef : ElementRef | undefined
|
||||
>'function' : "function"
|
||||
>this.props.thumbYProps!.elementRef(ref) : void
|
||||
>this.props.thumbYProps!.elementRef : ElementRef
|
||||
>this.props.thumbYProps! : ThumbProps
|
||||
>this.props.thumbYProps : ThumbProps | undefined
|
||||
>this.props : ComponentProps
|
||||
>this : this
|
||||
>props : ComponentProps
|
||||
>thumbYProps : ThumbProps | undefined
|
||||
>elementRef : ElementRef
|
||||
>ref : HTMLElement | null
|
||||
|
||||
typeof this.props.thumbXProps.elementRef === 'function' && this.props.thumbXProps.elementRef(ref);
|
||||
>typeof this.props.thumbXProps.elementRef === 'function' && this.props.thumbXProps.elementRef(ref) : false | void
|
||||
>typeof this.props.thumbXProps.elementRef === 'function' : boolean
|
||||
>typeof this.props.thumbXProps.elementRef : "string" | "number" | "bigint" | "boolean" | "symbol" | "undefined" | "object" | "function"
|
||||
>this.props.thumbXProps.elementRef : ElementRef | undefined
|
||||
>this.props.thumbXProps : ThumbProps
|
||||
>this.props : ComponentProps
|
||||
>this : this
|
||||
>props : ComponentProps
|
||||
>thumbXProps : ThumbProps
|
||||
>elementRef : ElementRef | undefined
|
||||
>'function' : "function"
|
||||
>this.props.thumbXProps.elementRef(ref) : void
|
||||
>this.props.thumbXProps.elementRef : ElementRef
|
||||
>this.props.thumbXProps : ThumbProps
|
||||
>this.props : ComponentProps
|
||||
>this : this
|
||||
>props : ComponentProps
|
||||
>thumbXProps : ThumbProps
|
||||
>elementRef : ElementRef
|
||||
>ref : HTMLElement | null
|
||||
|
||||
typeof this.props.thumbXProps.elementRef === 'function' && (this.props).thumbXProps.elementRef(ref);
|
||||
>typeof this.props.thumbXProps.elementRef === 'function' && (this.props).thumbXProps.elementRef(ref) : false | void
|
||||
>typeof this.props.thumbXProps.elementRef === 'function' : boolean
|
||||
>typeof this.props.thumbXProps.elementRef : "string" | "number" | "bigint" | "boolean" | "symbol" | "undefined" | "object" | "function"
|
||||
>this.props.thumbXProps.elementRef : ElementRef | undefined
|
||||
>this.props.thumbXProps : ThumbProps
|
||||
>this.props : ComponentProps
|
||||
>this : this
|
||||
>props : ComponentProps
|
||||
>thumbXProps : ThumbProps
|
||||
>elementRef : ElementRef | undefined
|
||||
>'function' : "function"
|
||||
>(this.props).thumbXProps.elementRef(ref) : void
|
||||
>(this.props).thumbXProps.elementRef : ElementRef
|
||||
>(this.props).thumbXProps : ThumbProps
|
||||
>(this.props) : ComponentProps
|
||||
>this.props : ComponentProps
|
||||
>this : this
|
||||
>props : ComponentProps
|
||||
>thumbXProps : ThumbProps
|
||||
>elementRef : ElementRef
|
||||
>ref : HTMLElement | null
|
||||
|
||||
typeof this.props.thumbXProps.elementRef === 'function' && (this.props.thumbXProps).elementRef(ref);
|
||||
>typeof this.props.thumbXProps.elementRef === 'function' && (this.props.thumbXProps).elementRef(ref) : false | void
|
||||
>typeof this.props.thumbXProps.elementRef === 'function' : boolean
|
||||
>typeof this.props.thumbXProps.elementRef : "string" | "number" | "bigint" | "boolean" | "symbol" | "undefined" | "object" | "function"
|
||||
>this.props.thumbXProps.elementRef : ElementRef | undefined
|
||||
>this.props.thumbXProps : ThumbProps
|
||||
>this.props : ComponentProps
|
||||
>this : this
|
||||
>props : ComponentProps
|
||||
>thumbXProps : ThumbProps
|
||||
>elementRef : ElementRef | undefined
|
||||
>'function' : "function"
|
||||
>(this.props.thumbXProps).elementRef(ref) : void
|
||||
>(this.props.thumbXProps).elementRef : ElementRef
|
||||
>(this.props.thumbXProps) : ThumbProps
|
||||
>this.props.thumbXProps : ThumbProps
|
||||
>this.props : ComponentProps
|
||||
>this : this
|
||||
>props : ComponentProps
|
||||
>thumbXProps : ThumbProps
|
||||
>elementRef : ElementRef
|
||||
>ref : HTMLElement | null
|
||||
|
||||
typeof this.props.thumbXProps.elementRef === 'function' && ((this.props)!.thumbXProps)!.elementRef(ref);
|
||||
>typeof this.props.thumbXProps.elementRef === 'function' && ((this.props)!.thumbXProps)!.elementRef(ref) : false | void
|
||||
>typeof this.props.thumbXProps.elementRef === 'function' : boolean
|
||||
>typeof this.props.thumbXProps.elementRef : "string" | "number" | "bigint" | "boolean" | "symbol" | "undefined" | "object" | "function"
|
||||
>this.props.thumbXProps.elementRef : ElementRef | undefined
|
||||
>this.props.thumbXProps : ThumbProps
|
||||
>this.props : ComponentProps
|
||||
>this : this
|
||||
>props : ComponentProps
|
||||
>thumbXProps : ThumbProps
|
||||
>elementRef : ElementRef | undefined
|
||||
>'function' : "function"
|
||||
>((this.props)!.thumbXProps)!.elementRef(ref) : void
|
||||
>((this.props)!.thumbXProps)!.elementRef : ElementRef
|
||||
>((this.props)!.thumbXProps)! : ThumbProps
|
||||
>((this.props)!.thumbXProps) : ThumbProps
|
||||
>(this.props)!.thumbXProps : ThumbProps
|
||||
>(this.props)! : ComponentProps
|
||||
>(this.props) : ComponentProps
|
||||
>this.props : ComponentProps
|
||||
>this : this
|
||||
>props : ComponentProps
|
||||
>thumbXProps : ThumbProps
|
||||
>elementRef : ElementRef
|
||||
>ref : HTMLElement | null
|
||||
|
||||
typeof (this.props.thumbXProps).elementRef === 'function' && ((this.props)!.thumbXProps)!.elementRef(ref);
|
||||
>typeof (this.props.thumbXProps).elementRef === 'function' && ((this.props)!.thumbXProps)!.elementRef(ref) : false | void
|
||||
>typeof (this.props.thumbXProps).elementRef === 'function' : boolean
|
||||
>typeof (this.props.thumbXProps).elementRef : "string" | "number" | "bigint" | "boolean" | "symbol" | "undefined" | "object" | "function"
|
||||
>(this.props.thumbXProps).elementRef : ElementRef | undefined
|
||||
>(this.props.thumbXProps) : ThumbProps
|
||||
>this.props.thumbXProps : ThumbProps
|
||||
>this.props : ComponentProps
|
||||
>this : this
|
||||
>props : ComponentProps
|
||||
>thumbXProps : ThumbProps
|
||||
>elementRef : ElementRef | undefined
|
||||
>'function' : "function"
|
||||
>((this.props)!.thumbXProps)!.elementRef(ref) : void
|
||||
>((this.props)!.thumbXProps)!.elementRef : ElementRef
|
||||
>((this.props)!.thumbXProps)! : ThumbProps
|
||||
>((this.props)!.thumbXProps) : ThumbProps
|
||||
>(this.props)!.thumbXProps : ThumbProps
|
||||
>(this.props)! : ComponentProps
|
||||
>(this.props) : ComponentProps
|
||||
>this.props : ComponentProps
|
||||
>this : this
|
||||
>props : ComponentProps
|
||||
>thumbXProps : ThumbProps
|
||||
>elementRef : ElementRef
|
||||
>ref : HTMLElement | null
|
||||
|
||||
typeof this.props!.thumbXProps!.elementRef === 'function' && ((this.props)!.thumbXProps)!.elementRef(ref);
|
||||
>typeof this.props!.thumbXProps!.elementRef === 'function' && ((this.props)!.thumbXProps)!.elementRef(ref) : false | void
|
||||
>typeof this.props!.thumbXProps!.elementRef === 'function' : boolean
|
||||
>typeof this.props!.thumbXProps!.elementRef : "string" | "number" | "bigint" | "boolean" | "symbol" | "undefined" | "object" | "function"
|
||||
>this.props!.thumbXProps!.elementRef : ElementRef | undefined
|
||||
>this.props!.thumbXProps! : ThumbProps
|
||||
>this.props!.thumbXProps : ThumbProps
|
||||
>this.props! : ComponentProps
|
||||
>this.props : ComponentProps
|
||||
>this : this
|
||||
>props : ComponentProps
|
||||
>thumbXProps : ThumbProps
|
||||
>elementRef : ElementRef | undefined
|
||||
>'function' : "function"
|
||||
>((this.props)!.thumbXProps)!.elementRef(ref) : void
|
||||
>((this.props)!.thumbXProps)!.elementRef : ElementRef
|
||||
>((this.props)!.thumbXProps)! : ThumbProps
|
||||
>((this.props)!.thumbXProps) : ThumbProps
|
||||
>(this.props)!.thumbXProps : ThumbProps
|
||||
>(this.props)! : ComponentProps
|
||||
>(this.props) : ComponentProps
|
||||
>this.props : ComponentProps
|
||||
>this : this
|
||||
>props : ComponentProps
|
||||
>thumbXProps : ThumbProps
|
||||
>elementRef : ElementRef
|
||||
>ref : HTMLElement | null
|
||||
|
||||
};
|
||||
}
|
||||
34
tests/cases/compiler/nonNullReferenceMatching.ts
Normal file
34
tests/cases/compiler/nonNullReferenceMatching.ts
Normal file
@ -0,0 +1,34 @@
|
||||
// @strict: true
|
||||
type ElementRef = (element: HTMLElement | null) => void;
|
||||
|
||||
type ThumbProps = {
|
||||
elementRef?: ElementRef;
|
||||
}
|
||||
|
||||
type ComponentProps = {
|
||||
thumbYProps?: ThumbProps;
|
||||
thumbXProps: ThumbProps;
|
||||
}
|
||||
|
||||
class Component {
|
||||
props!: ComponentProps;
|
||||
public thumbYElementRef = (ref: HTMLElement | null) => {
|
||||
typeof this.props.thumbYProps!.elementRef === 'function' && this.props.thumbYProps!.elementRef(ref);
|
||||
|
||||
typeof (this.props.thumbYProps!.elementRef) === 'function' && this.props.thumbYProps!.elementRef(ref);
|
||||
|
||||
typeof ((this.props).thumbYProps!.elementRef)! === 'function' && this.props.thumbYProps!.elementRef(ref);
|
||||
|
||||
typeof this.props.thumbXProps.elementRef === 'function' && this.props.thumbXProps.elementRef(ref);
|
||||
|
||||
typeof this.props.thumbXProps.elementRef === 'function' && (this.props).thumbXProps.elementRef(ref);
|
||||
|
||||
typeof this.props.thumbXProps.elementRef === 'function' && (this.props.thumbXProps).elementRef(ref);
|
||||
|
||||
typeof this.props.thumbXProps.elementRef === 'function' && ((this.props)!.thumbXProps)!.elementRef(ref);
|
||||
|
||||
typeof (this.props.thumbXProps).elementRef === 'function' && ((this.props)!.thumbXProps)!.elementRef(ref);
|
||||
|
||||
typeof this.props!.thumbXProps!.elementRef === 'function' && ((this.props)!.thumbXProps)!.elementRef(ref);
|
||||
};
|
||||
}
|
||||
Loading…
x
Reference in New Issue
Block a user