Function record

packages/effect/src/SchemaAST.ts:2363–2404

(key: AST, value: AST)

/** @internal */
export const record = (key: AST, value: AST): {
  propertySignatures: Array<PropertySignature>
  indexSignatures: Array<IndexSignature>
} => {
  const propertySignatures: Array<PropertySignature> = []
  const indexSignatures: Array<IndexSignature> = []
  const go = (key: AST): void => {
    switch (key._tag) {
      case "NeverKeyword":
        break
      case "StringKeyword":
      case "SymbolKeyword":
      case "TemplateLiteral":
      case "Refinement":
        indexSignatures.push(new IndexSignature(key, value, true))
        break
      case "Literal":
        if (Predicate.isString(key.literal) || Predicate.isNumber(key.literal)) {
          propertySignatures.push(new PropertySignature(key.literal, value, false, true))
        } else {
          throw new Error(errors_.getASTUnsupportedLiteralErrorMessage(key.literal))
        }
        break
      case "Enums": {
        for (const [_, name] of key.enums) {
          propertySignatures.push(new PropertySignature(name, value, false, true))
        }
        break
      }
      case "UniqueSymbol":
        propertySignatures.push(new PropertySignature(key.symbol, value, false, true))
        break
      case "Union":
        key.types.forEach(go)
        break
      default:
        throw new Error(errors_.getASTUnsupportedKeySchemaErrorMessage(key))
    }
  }
  go(key)
  return { propertySignatures, indexSignatures }
}

/**
 * Equivalent at runtime to the built-in TypeScript utility type `Pick`.