69 lines
No EOL
1.7 KiB
JavaScript
69 lines
No EOL
1.7 KiB
JavaScript
"use strict";
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Object.defineProperty(exports, "__esModule", {
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value: true
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});
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exports["default"] = mergeScripts;
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/* Merge multiple <script> into one */
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function mergeScripts(tree) {
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var scriptNodesIndex = {};
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var scriptSrcIndex = 1;
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tree.match({
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tag: 'script'
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}, function (node) {
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var nodeAttrs = node.attrs || {};
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if (nodeAttrs.src) {
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scriptSrcIndex++;
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return node;
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}
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var scriptType = nodeAttrs.type || 'text/javascript';
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if (scriptType !== 'text/javascript' && scriptType !== 'application/javascript') {
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return node;
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}
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var scriptKey = JSON.stringify({
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id: nodeAttrs.id,
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"class": nodeAttrs["class"],
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type: scriptType,
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defer: nodeAttrs.defer !== undefined,
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async: nodeAttrs.async !== undefined,
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index: scriptSrcIndex
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});
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if (!scriptNodesIndex[scriptKey]) {
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scriptNodesIndex[scriptKey] = [];
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}
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scriptNodesIndex[scriptKey].push(node);
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return node;
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});
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var _loop = function _loop() {
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var scriptKey = _Object$keys[_i];
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var scriptNodes = scriptNodesIndex[scriptKey];
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var lastScriptNode = scriptNodes.pop();
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scriptNodes.reverse().forEach(function (scriptNode) {
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var scriptContent = (scriptNode.content || []).join(' ');
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scriptContent = scriptContent.trim();
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if (scriptContent.slice(-1) !== ';') {
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scriptContent += ';';
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}
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lastScriptNode.content = lastScriptNode.content || [];
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lastScriptNode.content.unshift(scriptContent);
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scriptNode.tag = false;
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scriptNode.content = [];
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});
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};
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for (var _i = 0, _Object$keys = Object.keys(scriptNodesIndex); _i < _Object$keys.length; _i++) {
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_loop();
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}
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return tree;
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} |