Class ZodBigInt

packages/zod/src/v3/types.ts:1635–1819

}

export class ZodBigInt extends ZodType<bigint, ZodBigIntDef, bigint> {
  _parse(input: ParseInput): ParseReturnType<bigint> {
    if (this._def.coerce) {
      try {
        input.data = BigInt(input.data);
      } catch {
        return this._getInvalidInput(input);
      }
    }
    const parsedType = this._getType(input);
    if (parsedType !== ZodParsedType.bigint) {
      return this._getInvalidInput(input);
    }

    let ctx: undefined | ParseContext = undefined;
    const status = new ParseStatus();

    for (const check of this._def.checks) {
      if (check.kind === "min") {
        const tooSmall = check.inclusive ? input.data < check.value : input.data <= check.value;
        if (tooSmall) {
          ctx = this._getOrReturnCtx(input, ctx);
          addIssueToContext(ctx, {
            code: ZodIssueCode.too_small,
            type: "bigint",
            minimum: check.value,
            inclusive: check.inclusive,
            message: check.message,
          });
          status.dirty();
        }
      } else if (check.kind === "max") {
        const tooBig = check.inclusive ? input.data > check.value : input.data >= check.value;
        if (tooBig) {
          ctx = this._getOrReturnCtx(input, ctx);
          addIssueToContext(ctx, {
            code: ZodIssueCode.too_big,
            type: "bigint",
            maximum: check.value,
            inclusive: check.inclusive,
            message: check.message,
          });
          status.dirty();
        }
      } else if (check.kind === "multipleOf") {
        if (input.data % check.value !== BigInt(0)) {
          ctx = this._getOrReturnCtx(input, ctx);
          addIssueToContext(ctx, {
            code: ZodIssueCode.not_multiple_of,
            multipleOf: check.value,
            message: check.message,
          });
          status.dirty();
        }
      } else {
        util.assertNever(check);
      }
    }