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Type checking is not working properly with promises. #16369

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joeuy opened this issue Jun 8, 2017 · 1 comment
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Type checking is not working properly with promises. #16369

joeuy opened this issue Jun 8, 2017 · 1 comment
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@joeuy
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joeuy commented Jun 8, 2017 •
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TypeScript Version: 2.2.1 / nightly (2.2.0-dev.201xxxxx)

Code

var p1: Promise<{ a: string }>;
var p2: Promise<{ a: string, b: string }>;
p2 = p1;

link to playground

Expected behavior:
Type error

Actual behavior:
No error
@RyanCavanaugh
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See #15104

@RyanCavanaugh RyanCavanaugh added the Duplicate An existing issue was already created label Jun 8, 2017
@joeuy joeuy closed this as completed Jun 8, 2017
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