68 lines
2.1 KiB
JavaScript
68 lines
2.1 KiB
JavaScript
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const {
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stripScript,
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stripTemplate,
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genInlineComponentText
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} = require('./util');
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const md = require('./config');
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module.exports = function(source) {
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const content = md.render(source);
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const startTag = '<!--element-demo:';
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const startTagLen = startTag.length;
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const endTag = ':element-demo-->';
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const endTagLen = endTag.length;
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let componenetsString = '';
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let id = 0; // demo 的 id
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let output = []; // 输出的内容
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let start = 0; // 字符串开始位置
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let commentStart = content.indexOf(startTag);
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let commentEnd = content.indexOf(endTag, commentStart + startTagLen);
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while (commentStart !== -1 && commentEnd !== -1) {
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output.push(content.slice(start, commentStart));
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const commentContent = content.slice(commentStart + startTagLen, commentEnd);
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const html = stripTemplate(commentContent);
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const script = stripScript(commentContent);
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let demoComponentContent = genInlineComponentText(html, script);
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const demoComponentName = `element-demo${id}`;
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output.push(`<template slot="source"><${demoComponentName} /></template>`);
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componenetsString += `${JSON.stringify(demoComponentName)}: ${demoComponentContent},`;
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// 重新计算下一次的位置
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id++;
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start = commentEnd + endTagLen;
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commentStart = content.indexOf(startTag, start);
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commentEnd = content.indexOf(endTag, commentStart + startTagLen);
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}
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// 仅允许在 demo 不存在时，才可以在 Markdown 中写 script 标签
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// todo: 优化这段逻辑
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let pageScript = '';
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if (componenetsString) {
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pageScript = `<script>
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export default {
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name: 'component-doc',
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components: {
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${componenetsString}
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}
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}
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</script>`;
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} else if (content.indexOf('<script>') === 0) { // 硬编码，有待改善
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start = content.indexOf('</script>') + '</script>'.length;
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pageScript = content.slice(0, start);
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}
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output.push(content.slice(start));
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return `
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<template>
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<section class="content element-doc">
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${output.join('')}
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</section>
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</template>
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${pageScript}
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`;
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};
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