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Consider making "a" as "b" a compile error #22150

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ghost opened this issue Feb 23, 2018 · 2 comments
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Consider making "a" as "b" a compile error #22150

ghost opened this issue Feb 23, 2018 · 2 comments
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@ghost
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ghost commented Feb 23, 2018

TypeScript Version: 2.8.0-dev.20180223

Search Terms: string literal type assertion

Code

"a" as "b"

Expected behavior:

Error: type "a" can not be converted to type "b".

Actual behavior:

No error.

Related Issues: #10195, which would make it so that no one would need to write "a" as "a".
@ghost ghost mentioned this issue Feb 23, 2018
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@gcnew
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gcnew commented Feb 23, 2018

I proposed this a year ago. See #14156 and #14161.

@ghost
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ghost commented Feb 23, 2018

D'oh, thanks.

@ghost ghost closed this as completed Feb 23, 2018
@mhegazy mhegazy added the Duplicate An existing issue was already created label Feb 27, 2018
@microsoft microsoft locked and limited conversation to collaborators Jul 3, 2018
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