@sky-mavis/tanto-widget/dist/cjs/utils/color.cjs

Tanto Widget

'use strict';

function hasOpacity(color) {
  color = color.trim().toLowerCase();
  // Match rgba or hsla with alpha < 1
  const alphaFuncRegex = /^(rgba|hsla)\(\s*\d+[\s,]+[\d.]+%?[\s,]+[\d.]+%?[\s,]+(0(\.\d+)?|0?\.\d+)\s*\)$/;
  // Match hex with alpha: #RGBA or #RRGGBBAA
  const hexAlphaRegex = /^#(?:[\da-f]{4}|[\da-f]{8})$/i;
  return alphaFuncRegex.test(color) || hexAlphaRegex.test(color);
}

exports.hasOpacity = hasOpacity;