75 lines
2.1 KiB
Plaintext
75 lines
2.1 KiB
Plaintext
// Jest Snapshot v1, https://goo.gl/fbAQLP
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exports[`scope.js 1`] = `
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function foo<X, Y:X>(x:X, y:Y):void { }
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foo(0, "");
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function bar<X:number, Y:X>(x:X, y:Y): number { return y*0; }
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~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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function foo<X, Y: X>(x: X, y: Y): void {}
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foo(0, "");
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function bar<X: number, Y: X>(x: X, y: Y): number {
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return y * 0;
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}
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`;
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exports[`test.js 1`] = `
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function foo<T: number>(x: T): T {
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var _ = x * 1; // OK
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var y: string = x; // error
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return x; // OK
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}
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class C<T: number> {
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bar<U: number>(x: U): T {
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return x; // error, since T: number and U: number does not imply U: T
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}
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qux<U: T>(x: U): T {
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var _ = x * 1; // OK, since T: number and U: T implies U: number
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var y: string = x; // error
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return x; // OK, since U: T
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}
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}
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function example<T: {x: number}>(o: T): T { o.x = 0; return o; }
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var obj1: {x: number; y: string} = example({x: 0, y: ""});
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var obj2: {x: number} = example({x: 0});
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var c: C<string> = new C; // error, since T = string is incompatible with number
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var q: number = c.qux(0);
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/* 2 more errors, since argument U = number is incompatible with T = string, and
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* result T = string is incompatible with number */
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~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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function foo<T: number>(x: T): T {
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var _ = x * 1; // OK
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var y: string = x; // error
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return x; // OK
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}
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class C<T: number> {
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bar<U: number>(x: U): T {
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return x; // error, since T: number and U: number does not imply U: T
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}
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qux<U: T>(x: U): T {
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var _ = x * 1; // OK, since T: number and U: T implies U: number
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var y: string = x; // error
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return x; // OK, since U: T
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}
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}
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function example<T: { x: number }>(o: T): T {
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o.x = 0;
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return o;
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}
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var obj1: { x: number, y: string } = example({ x: 0, y: "" });
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var obj2: { x: number } = example({ x: 0 });
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var c: C<string> = new C(); // error, since T = string is incompatible with number
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var q: number = c.qux(0);
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/* 2 more errors, since argument U = number is incompatible with T = string, and
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* result T = string is incompatible with number */
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`;
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