mirror of https://github.com/webpack/webpack.git
46 lines
1.1 KiB
JavaScript
46 lines
1.1 KiB
JavaScript
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module.exports = function(module) {
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var replaces = []; // { from: 123, to: 125, value: "4" }
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function genReplaceRequire(requireItem) {
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if(requireItem.nameRange && requireItem.id !== undefined) {
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replaces.push({
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from: requireItem.nameRange[0],
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to: requireItem.nameRange[1],
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value: "" + requireItem.id
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});
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}
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}
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if(module.requires) {
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module.requires.forEach(genReplaceRequire);
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}
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if(module.asyncs) {
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module.asyncs.forEach(function genReplacesAsync(asyncItem) {
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if(asyncItem.requires) {
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asyncItem.requires.forEach(genReplaceRequire);
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}
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if(asyncItem.asyncs) {
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asyncItem.asyncs.forEach(genReplacesAsync);
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}
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if(asyncItem.namesRange) {
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replaces.push({
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from: asyncItem.namesRange[0],
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to: asyncItem.namesRange[1],
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value: ((asyncItem.chunkId || "0") + "")
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});
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}
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});
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}
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replaces.sort(function(a, b) {
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return b.from - a.from;
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});
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var source = module.source;
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var result = [source];
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replaces.forEach(function(repl) {
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var remSource = result.shift();
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result.unshift(
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remSource.substr(0, repl.from),
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repl.value,
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remSource.substr(repl.to+1)
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);
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});
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return result.join("");
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}
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