Function getMatcher

packages/effect/src/Pretty.ts:37–41

(defaultPretty: Pretty<any>)

const getPrettyAnnotation = AST.getAnnotation<PrettyAnnotation<any, any>>(AST.PrettyAnnotationId)

const getMatcher = (defaultPretty: Pretty<any>) => (ast: AST.AST): Pretty<any> =>
  Option.match(getPrettyAnnotation(ast), {
    onNone: () => defaultPretty,
    onSome: (handler) => handler()
  })

const toString = getMatcher((a) => String(a))