Class ZodNumber

packages/zod/src/v3/types.ts:1369–1615

}

export class ZodNumber extends ZodType<number, ZodNumberDef, number> {
  _parse(input: ParseInput): ParseReturnType<number> {
    if (this._def.coerce) {
      input.data = Number(input.data);
    }
    const parsedType = this._getType(input);
    if (parsedType !== ZodParsedType.number) {
      const ctx = this._getOrReturnCtx(input);
      addIssueToContext(ctx, {
        code: ZodIssueCode.invalid_type,
        expected: ZodParsedType.number,
        received: ctx.parsedType,
      });
      return INVALID;
    }

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

    for (const check of this._def.checks) {
      if (check.kind === "int") {
        if (!util.isInteger(input.data)) {
          ctx = this._getOrReturnCtx(input, ctx);
          addIssueToContext(ctx, {
            code: ZodIssueCode.invalid_type,
            expected: "integer",
            received: "float",
            message: check.message,
          });
          status.dirty();
        }
      } else 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,
            minimum: check.value,
            type: "number",
            inclusive: check.inclusive,
            exact: false,
            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,
            maximum: check.value,
            type: "number",
            inclusive: check.inclusive,
            exact: false,
            message: check.message,
          });
          status.dirty();