@kcuf/mere-color/dist/cjs/util/match-rgb.js

Mere color utils for generating, manipulation, a11y purposes.

"use strict";

var _interopRequireDefault = require("@babel/runtime/helpers/interopRequireDefault").default;
Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.default = matchRgb;
var _toArray2 = _interopRequireDefault(require("@babel/runtime/helpers/toArray"));
/**
 * Modern format
 *
 * - rgb(255 0 0)
 * - rgb(100% 20 128)
 * - rgb(100% 0 0 / 0.2)
 * - rgb(100% 0 0 / 20%)
 * - rgba(255 0 0 / 0.2)
 * - rgba(100% 0 0 / 0.2)
 * - rgba(255 0 0 / 20%)
 * - rgba(100% 0 0 / 20%)
 */
var REG_RGB_MATCHER_MODERN = /^rgba?\(\s*([+-]?\d*\.?\d+)(%)?\s+([+-]?\d*\.?\d+)(%)?\s+([+-]?\d*\.?\d+)(%)?\s*(?:\/\s*([+-]?\d*\.?\d+)(%)?\s*)?\)$/i;
function matchRgb(input) {
  var arr = REG_RGB_MATCHER_MODERN.exec(input.trim());
  if (!arr) {
    return null;
  }
  var _arr = (0, _toArray2.default)(arr),
    rest = _arr.slice(1);
  return rest;
}