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is

const is: <A, I, R>(schema, options?) => (u, overrideOptions?) => u is A

Defined in: node_modules/.pnpm/effect@3.15.2/node_modules/effect/dist/dts/ParseResult.d.ts:479

By default the option exact is set to true.

A

I

R

Schema<A, I, R>

AST.ParseOptions

(u, overrideOptions?): u is A

unknown

AST.ParseOptions | number

u is A

3.10.0