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| author | syuilo <syuilotan@yahoo.co.jp> | 2019-04-13 14:45:51 +0900 |
|---|---|---|
| committer | syuilo <syuilotan@yahoo.co.jp> | 2019-04-13 14:45:51 +0900 |
| commit | 78414dee29c511e136475d439d150162c7f7d398 (patch) | |
| tree | 4009476e4a4f3257d2d1af3c709683c9036e4005 /src/prelude | |
| parent | typo (diff) | |
| download | sharkey-78414dee29c511e136475d439d150162c7f7d398.tar.gz sharkey-78414dee29c511e136475d439d150162c7f7d398.tar.bz2 sharkey-78414dee29c511e136475d439d150162c7f7d398.zip | |
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Diffstat (limited to 'src/prelude')
| -rw-r--r-- | src/prelude/ensure.ts | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/src/prelude/ensure.ts b/src/prelude/ensure.ts index 90bf05538a..c9264adc13 100644 --- a/src/prelude/ensure.ts +++ b/src/prelude/ensure.ts @@ -1,3 +1,6 @@ +/** + * 値が null または undefined の場合はエラーを発生させ、そうでない場合は値をそのまま返します + */ export function ensure<T>(x: T): NonNullable<T> { if (x == null) { throw 'ぬるぽ'; |