TypeScript/tests/baselines/reference/flatArrayNoExcessiveStackDepth.symbols at 0e27ccbdb7528a02f834c8f9ca1c17c209f34024 · Kingwl/TypeScript · GitHub

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=== tests/cases/compiler/flatArrayNoExcessiveStackDepth.ts ===
// Repro from #43493

declare const foo: unknown[];
>foo : Symbol(foo, Decl(flatArrayNoExcessiveStackDepth.ts, 2, 13))

const bar = foo.flatMap(bar => bar as Foo);
>bar : Symbol(bar, Decl(flatArrayNoExcessiveStackDepth.ts, 3, 5))
>foo.flatMap : Symbol(Array.flatMap, Decl(lib.es2019.array.d.ts, --, --))
>foo : Symbol(foo, Decl(flatArrayNoExcessiveStackDepth.ts, 2, 13))
>flatMap : Symbol(Array.flatMap, Decl(lib.es2019.array.d.ts, --, --))
>bar : Symbol(bar, Decl(flatArrayNoExcessiveStackDepth.ts, 3, 24))
>bar : Symbol(bar, Decl(flatArrayNoExcessiveStackDepth.ts, 3, 24))
>Foo : Symbol(Foo, Decl(flatArrayNoExcessiveStackDepth.ts, 3, 43))

interface Foo extends Array<string> {}
>Foo : Symbol(Foo, Decl(flatArrayNoExcessiveStackDepth.ts, 3, 43))
>Array : Symbol(Array, Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --), Decl(lib.es2015.core.d.ts, --, --), Decl(lib.es2015.iterable.d.ts, --, --), Decl(lib.es2015.symbol.wellknown.d.ts, --, --) ... and 3 more)

// Repros from comments in #43249

const repro_43249 = (value: unknown) => {
>repro_43249 : Symbol(repro_43249, Decl(flatArrayNoExcessiveStackDepth.ts, 9, 5))
>value : Symbol(value, Decl(flatArrayNoExcessiveStackDepth.ts, 9, 21))

    if (typeof value !== "string") {
>value : Symbol(value, Decl(flatArrayNoExcessiveStackDepth.ts, 9, 21))

        throw new Error("No");
>Error : Symbol(Error, Decl(lib.es5.d.ts, --, --), Decl(lib.es5.d.ts, --, --))
    }
    const match = value.match(/anything/) || [];
>match : Symbol(match, Decl(flatArrayNoExcessiveStackDepth.ts, 13, 9))
>value.match : Symbol(String.match, Decl(lib.es5.d.ts, --, --), Decl(lib.es2015.symbol.wellknown.d.ts, --, --))
>value : Symbol(value, Decl(flatArrayNoExcessiveStackDepth.ts, 9, 21))
>match : Symbol(String.match, Decl(lib.es5.d.ts, --, --), Decl(lib.es2015.symbol.wellknown.d.ts, --, --))

    const [, extracted] = match;
>extracted : Symbol(extracted, Decl(flatArrayNoExcessiveStackDepth.ts, 14, 12))
>match : Symbol(match, Decl(flatArrayNoExcessiveStackDepth.ts, 13, 9))

};

function f<Arr, D extends number>(x: FlatArray<Arr, any>, y: FlatArray<Arr, D>) {
>f : Symbol(f, Decl(flatArrayNoExcessiveStackDepth.ts, 15, 2))
>Arr : Symbol(Arr, Decl(flatArrayNoExcessiveStackDepth.ts, 17, 11))
>D : Symbol(D, Decl(flatArrayNoExcessiveStackDepth.ts, 17, 15))
>x : Symbol(x, Decl(flatArrayNoExcessiveStackDepth.ts, 17, 34))
>FlatArray : Symbol(FlatArray, Decl(lib.es2019.array.d.ts, --, --))
>Arr : Symbol(Arr, Decl(flatArrayNoExcessiveStackDepth.ts, 17, 11))
>y : Symbol(y, Decl(flatArrayNoExcessiveStackDepth.ts, 17, 57))
>FlatArray : Symbol(FlatArray, Decl(lib.es2019.array.d.ts, --, --))
>Arr : Symbol(Arr, Decl(flatArrayNoExcessiveStackDepth.ts, 17, 11))
>D : Symbol(D, Decl(flatArrayNoExcessiveStackDepth.ts, 17, 15))

    x = y;
>x : Symbol(x, Decl(flatArrayNoExcessiveStackDepth.ts, 17, 34))
>y : Symbol(y, Decl(flatArrayNoExcessiveStackDepth.ts, 17, 57))

    y = x;  // Error
>y : Symbol(y, Decl(flatArrayNoExcessiveStackDepth.ts, 17, 57))
>x : Symbol(x, Decl(flatArrayNoExcessiveStackDepth.ts, 17, 34))
}