Function getParsedType

packages/zod/src/v3/helpers/util.ts:175–224

(data: any)

export type ZodParsedType = keyof typeof ZodParsedType;

export const getParsedType = (data: any): ZodParsedType => {
  const t = typeof data;

  switch (t) {
    case "undefined":
      return ZodParsedType.undefined;

    case "string":
      return ZodParsedType.string;

    case "number":
      return Number.isNaN(data) ? ZodParsedType.nan : ZodParsedType.number;

    case "boolean":
      return ZodParsedType.boolean;

    case "function":
      return ZodParsedType.function;

    case "bigint":
      return ZodParsedType.bigint;

    case "symbol":
      return ZodParsedType.symbol;

    case "object":
      if (Array.isArray(data)) {
        return ZodParsedType.array;
      }
      if (data === null) {
        return ZodParsedType.null;
      }
      if (data.then && typeof data.then === "function" && data.catch && typeof data.catch === "function") {
        return ZodParsedType.promise;
      }
      if (typeof Map !== "undefined" && data instanceof Map) {
        return ZodParsedType.map;
      }
      if (typeof Set !== "undefined" && data instanceof Set) {
        return ZodParsedType.set;
      }
      if (typeof Date !== "undefined" && data instanceof Date) {
        return ZodParsedType.date;
      }
      return ZodParsedType.object;

    default:
      return ZodParsedType.unknown;
  }
};