All files / gogocode-core/src/vue-core generate.js

97.14% Statements 34/35
86.95% Branches 20/23
100% Functions 9/9
97.14% Lines 34/35

Press n or j to go to the next uncovered block, b, p or k for the previous block.

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 12436x 36x 36x                                                     36x 11x 11x 6x   11x 4x     11x 1x     11x                 11x     35x   7x     18x 18x   18x                         18x   18x   18x 11x   7x 7x       18x   18x                       18x   18x     4x   4x 4x         4x     18x       18x    
const indentString = require('indent-string');
const jsGenerate = require('../js-core/generate')
const htmlGenerate = require('../html-core/serialize-node')
/**
 * The following function is adapted from https://github.com/psalaets/vue-sfc-descriptor-to-string/blob/master/index.js
 */
 
/**
 * The MIT License (MIT)
 * Copyright (c) 2018 Paul Salaets
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 * THE SOFTWARE.
 */
 
module.exports = function toString(sfcDescriptor, options = {}) {
    let { template, script, scriptSetup, styles = [], customBlocks = [], templateAst, scriptAst, scriptSetupAst } = sfcDescriptor;
    if (templateAst && templateAst.node) {
        template.content = htmlGenerate(templateAst.node);
    } 
    if (scriptAst && scriptAst.node) {
        script.content = jsGenerate(scriptAst.node);
    }
 
    if (scriptSetupAst && scriptSetupAst.node) {
        scriptSetup.content = jsGenerate(scriptSetupAst.node);
    }
 
    const indents = Object.assign(
        {
            template: 2,
            script: 0,
            style: 0
        },
        options.indents
    );
 
    return (
        [template, script, scriptSetup, ...styles, ...customBlocks]
            // discard blocks that don't exist
            .filter((block) => block != null)
            // sort blocks by source position
            .sort((a, b) => a.start - b.start)
            // figure out exact source positions of blocks
            .map((block) => {
                const openTag = makeOpenTag(block);
                const closeTag = makeCloseTag(block);
 
                return Object.assign({}, block, {
                    openTag,
                    closeTag,
 
                    startOfOpenTag: block.start - openTag.length,
                    endOfOpenTag: block.start,
 
                    startOfCloseTag: block.end,
                    endOfCloseTag: block.end + closeTag.length
                });
            })
            // generate sfc source
            .reduce((sfcCode, block, index, array) => {
                const first = index === 0;
 
                let newlinesBefore = 0;
 
                if (first) {
                    newlinesBefore = block.startOfOpenTag;
                } else {
                    const prevBlock = array[index - 1];
                    newlinesBefore =
                        block.startOfOpenTag - prevBlock.endOfCloseTag;
                }
 
                newlinesBefore = newlinesBefore || 1
 
                return (
                    sfcCode +
                    '\n'.repeat(newlinesBefore) +
                    block.openTag +
                    indentString(block.content, indents[block.type] || 0) +
                    block.closeTag
                );
            }, '')
    );
}
 
function makeOpenTag(block) {
    let source = '<' + block.type;
 
    source += Object.keys(block.attrs)
        .sort()
        .map((name) => {
            const value = block.attrs[name];
 
            if (value === true) {
                return name;
            } else E{
                return `${name}="${value}"`;
            }
        })
        .map((attr) => ' ' + attr)
        .join('');
 
    return source + '>';
}
 
function makeCloseTag(block) {
    return `</${block.type}>\n`;
}