Function isStringTree

repos/effect/packages/effect/src/SchemaAST.ts:3954–3974

(u: unknown)

    SchemaGetter.transformOrFail((sym: symbol, options) => {
      const key = globalThis.Symbol.keyFor(sym)
      if (key !== undefined) {
        return Effect.succeed(globalThis.String(sym))
      }
      return Effect.fail(
        new SchemaIssue.Forbidden(
          { message: "cannot serialize to string, Symbol is not registered" },
          sym,
          options
        )
      )
    })
  )
)

/** @internal */
export function isStringSymbol(annotations?: Schema.Annotations.Filter) {
  return isPattern(
    isStringSymbolRegExp,
    {
      expected: "a string representing a symbol",
      representation: {
        id: "effect/schema/isStringSymbol",
        payload: null
      },