debuggingtools
using-type-guards
Teaches how to write custom type guards with type predicates and use built-in type narrowing in TypeScript. Use when working with unknown types, union types, validating external data, or implementing type-safe runtime checks.
maintainer
djankies
更新于 11/25/2025
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quick start
Installation and usage
Teaches how to write custom type guards with type predicates and use built-in type narrowing in TypeScript. Use when working with unknown types, union types, validating external data, or implementing type-safe runtime checks.
安装
$ install --globalskills.sh
使用
安装后，您可以通过在终端运行以下命令来使用此技能：
skills use using-type-guards