mirror of https://github.com/webpack/webpack.git
79 lines
3.1 KiB
JavaScript
79 lines
3.1 KiB
JavaScript
/*
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MIT License http://www.opensource.org/licenses/mit-license.php
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Author Tobias Koppers @sokra
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*/
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var path = require("path");
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var ModuleAliasPlugin = require("enhanced-resolve/lib/ModuleAliasPlugin");
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var ModuleParserHelpers = require("./ModuleParserHelpers");
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var ConstDependency = require("./dependencies/ConstDependency");
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var BasicEvaluatedExpression = require("./BasicEvaluatedExpression");
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var UnsupportedFeatureWarning = require("./UnsupportedFeatureWarning");
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function NodeStuffPlugin(options) {
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this.options = options;
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}
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module.exports = NodeStuffPlugin;
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NodeStuffPlugin.prototype.apply = function(compiler) {
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function ignore() { return true; }
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var context = compiler.context;
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if(this.options.__filename == "mock") {
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compiler.parser.plugin("expression __filename", function(expr) {
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this.state.current.addVariable("__filename", JSON.stringify("/index.js"));
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return true;
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});
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} else if(this.options.__filename) {
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compiler.parser.plugin("expression __filename", function(expr) {
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this.state.current.addVariable("__filename", JSON.stringify(
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path.relative(context, this.state.module.resource)
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));
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return true;
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});
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}
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compiler.parser.plugin("evaluate Identifier __filename", function(expr) {
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if(!this.state.module) return;
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var res = new BasicEvaluatedExpression();
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res.setString(this.state.module.splitQuery(this.state.module.resource)[0]);
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res.setRange(expr.range);
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return res;
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});
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if(this.options.__dirname == "mock") {
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compiler.parser.plugin("expression __dirname", function(expr) {
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this.state.current.addVariable("__dirname", JSON.stringify("/"));
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return true;
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});
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} else if(this.options.__dirname) {
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compiler.parser.plugin("expression __dirname", function(expr) {
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this.state.current.addVariable("__dirname", JSON.stringify(
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path.relative(context, this.state.module.context)
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));
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return true;
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});
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}
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compiler.parser.plugin("evaluate Identifier __dirname", function(expr) {
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if(!this.state.module) return;
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var res = new BasicEvaluatedExpression();
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res.setString(this.state.module.context);
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res.setRange(expr.range);
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return res;
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});
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compiler.parser.plugin("expression require.main", function(expr) {
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var dep = new ConstDependency("require.cache[0]", expr.range);
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dep.loc = expr.loc;
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this.state.current.addDependency(dep);
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return true;
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});
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compiler.parser.plugin("expression require.extensions", function(expr) {
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if(!this.state.module) return;
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this.state.module.warnings.push(new UnsupportedFeatureWarning(this.state.module, "require.extensions is not supported by webpack. Use a loader instead."));
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return true;
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});
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compiler.parser.plugin("expression module.exports", ignore);
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compiler.parser.plugin("expression module.loaded", ignore);
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compiler.parser.plugin("expression module.id", ignore);
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compiler.parser.plugin("evaluate Identifier module.hot", function(expr) {
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return new BasicEvaluatedExpression().setBoolean(false).setRange(expr.range);
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});
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compiler.parser.plugin("expression module", function(expr) {
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return ModuleParserHelpers.addParsedVariable(this, "module", "require(" + JSON.stringify(path.join(__dirname, "..", "buildin", "module.js")) + ")(module)");
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});
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}; |