funval/lib/validators/comparison.js

A minimalist library for data validation using functions interfaces.

"use strict";

exports.__esModule = true;
exports.Equals = Equals;
exports.GreaterThan = GreaterThan;
exports.GreaterThanEqual = GreaterThanEqual;
exports.LessThan = LessThan;
exports.LessThanEqual = LessThanEqual;
exports.Between = Between;

var _Error = require("../Error");

// exported functions
function Equals(value, error) {
  return input => {
    if (input !== value) {
      throw (0, _Error.toError)(error || `Expect value to equals "${value}" (given: "${input}")`);
    }

    return value;
  };
}

function GreaterThan(value, error) {
  return input => {
    if (input == null || !(input > value)) {
      throw (0, _Error.toError)(error || `Expect value to be greater then "${value}" (given: "${input}")`);
    }

    return input;
  };
}

function GreaterThanEqual(value, error) {
  return input => {
    if (input == null || !(input >= value)) {
      throw (0, _Error.toError)(error || `Expect value to be greater then or equal to "${value}" (given: "${input}")`);
    }

    return input;
  };
}

function LessThan(value, error) {
  return input => {
    if (input == null || !(input < value)) {
      throw (0, _Error.toError)(error || `Expect value to be less then "${value}" (given: "${input}")`);
    }

    return input;
  };
}

function LessThanEqual(value, error) {
  return input => {
    if (input == null || !(input <= value)) {
      throw (0, _Error.toError)(error || `Expect value to be less then or equal to "${value}" (given: "${input}")`);
    }

    return input;
  };
}

function Between(minValue, maxValue, error) {
  return input => {
    if (input == null || minValue !== null && !(input >= minValue) || maxValue !== null && !(input <= maxValue)) {
      throw (0, _Error.toError)(error || `Expect value to be between "${minValue}" to "${maxValue}" (given: "${input}")`);
    }

    return input;
  };
}
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