readmongo/node_modules/postcss-merge-longhand/dist/lib/validateWsc.js

"use strict";

Object.defineProperty(exports, "__esModule", {
    value: true
});
exports.isStyle = isStyle;
exports.isWidth = isWidth;
exports.isColor = isColor;
exports.isValidWsc = isValidWsc;

var _cssColorNames = require("css-color-names");

var _cssColorNames2 = _interopRequireDefault(_cssColorNames);

function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

const widths = ["thin", "medium", "thick"];
const styles = ["none", "hidden", "dotted", "dashed", "solid", "double", "groove", "ridge", "inset", "outset"];
const colors = Object.keys(_cssColorNames2.default);

function isStyle(value) {
    return value && !!~styles.indexOf(value.toLowerCase());
}

function isWidth(value) {
    return value && !!~widths.indexOf(value.toLowerCase()) || /^(\d+(\.\d+)?|\.\d+)(\w+)?$/.test(value);
}

function isColor(value) {
    if (!value) {
        return false;
    }

    value = value.toLowerCase();

    if (/rgba?\(/.test(value)) {
        return true;
    }

    if (/hsla?\(/.test(value)) {
        return true;
    }

    if (/#([0-9a-z]{6}|[0-9a-z]{3})/.test(value)) {
        return true;
    }

    if (value === "transparent") {
        return true;
    }

    if (value === "currentcolor") {
        return true;
    }

    return !!~colors.indexOf(value);
}

function isValidWsc(wscs) {
    const validWidth = isWidth(wscs[0]);
    const validStyle = isStyle(wscs[1]);
    const validColor = isColor(wscs[2]);

    return validWidth && validStyle || validWidth && validColor || validStyle && validColor;
}