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IsStringLiteral<T> returns true for string types that have an unconstrained string component #1032

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jarpoole opened this issue Jan 9, 2025 · 0 comments
Open

IsStringLiteral<T> returns true for string types that have an unconstrained string component #1032

jarpoole opened this issue Jan 9, 2025 · 0 comments
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@jarpoole
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jarpoole commented Jan 9, 2025

Bug description

I don't see how the type ${string}abc can count as a literal because there are still an infinite number of possibilities...

Repro

https://www.typescriptlang.org/play/?#code/JYWwDg9gTgLgBDAnmApnA3gSQM4GUZTAB2A5gDLAwpQCGANgL5wBmUEIcA5EqgLTMpsMTgG4AsAChJPNABU4AXjg58hUhSq06AHgAGAEnRC1JBjQBGAY10A+EXAD0DhFACuac6-jYAFhFd0ACZw5mjM9NgokkA
@jarpoole jarpoole added the bug Something isn't working label Jan 9, 2025
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