html-flavors/src/parseCss.js

HTML conversion tools

"use strict";

var postcss = require('postcss-scss');

function convertFromPostCss(root, onVisit) {
    var visit = (node, parent) => {
        let children = node.nodes && node.nodes.map(child => visit(child, node));
        let name;
        var type = node.type;
        switch(node.type) {
            case 'rule':
                name = node.selector;
                break;
            case 'decl':
                children = [
                    {type: 'prop', name: node.prop},
                    {type: 'value', name: node.value + (node.important? '!important' : '') },
                ];
                break;
            case 'atrule':
                type = '@' + node.name;
                name = node.params;
                break;
            default:
                name = node.name;
        }
        var resultNode = {
            type: type,
            name: name,
            source: node.source,
            toString() {return '#' + this.id},
            children: children,
        };
        onVisit && onVisit(resultNode, node);
        return resultNode;
    };

    return {
        type: 'file',
        name: '???check parseCss???',
        children: root.nodes.map(visit)
    };
};

module.exports = function loadCss (css, shouldNormalize, onVisit) {
    var root = postcss.parse(css);
    var ast = convertFromPostCss(root, onVisit);
    console.log('loadCss', ast);
    if (shouldNormalize) throw new Error('normalize is not implemented');
    return ast;

    //return shouldNormalize?  normalize(ast) : ast;
};