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typescript(option): feat: added a fromNullable helper

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Signed-off-by: prescientmoon <git@moonythm.dev>
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Matei Adriel 2019-12-20 14:44:42 +02:00 committed by prescientmoon
parent aa18688c7a
commit 1f1afc0f28
Signed by: prescientmoon
SSH key fingerprint: SHA256:UUF9JT2s8Xfyv76b8ZuVL7XrmimH4o49p4b+iexbVH4
1 changed files with 4 additions and 0 deletions
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4
typescript/option/src/helpers.ts
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@ -105,3 +105,7 @@ export const flat = <T, U>(option: Option<T>): Option<U> => {
always(None) always(None)
) )
} }
export const fromNullable = <T>(value: null | T): Option<T> => {
return value === null ? None : Some(value)
}