mirror of https://github.com/webpack/webpack.git
123 lines
4.2 KiB
JavaScript
123 lines
4.2 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 AbstractPlugin = require("../AbstractPlugin");
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var AMDRequireItemDependency = require("./AMDRequireItemDependency");
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var AMDRequireContextDependency = require("./AMDRequireContextDependency");
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var AMDRequireDependenciesBlock = require("./AMDRequireDependenciesBlock");
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var ContextDependencyHelpers = require("./ContextDependencyHelpers");
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module.exports = AbstractPlugin.create({
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"call require": function(expr) {
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switch(expr.arguments.length) {
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case 1:
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if(expr.arguments[0].type == "FunctionExpression") {
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var dep = new AMDRequireDependenciesBlock(expr, param.range, null, expr.arguments[0].range);
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dep.loc = expr.loc;
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var old = this.state.current;
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this.state.current = dep;
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this.inScope([], function() {
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param.items.forEach(function(param) {
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var result = this.applyPluginsBailResult("call require:amd:item", expr, param);
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if(result === undefined) {
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this.applyPluginsBailResult("call require:amd:context", expr, param);
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}
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}, this);
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}.bind(this));
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this.inScope(expr.arguments[0].params.filter(function(i) {
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return ["require", "module", "exports"].indexOf(i.name) < 0;
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}), function() {
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if(expr.arguments[0].body.type === "BlockStatement")
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this.walkStatement(expr.arguments[0].body);
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else
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this.walkExpression(expr.arguments[0].body);
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}.bind(this));
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this.state.current = old;
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this.state.current.addBlock(dep);
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return true;
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}
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var param = this.evaluateExpression(expr.arguments[0]);
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if(param.isArray()) {
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var dep = new AMDRequireDependenciesBlock(expr, param.range);
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dep.loc = expr.loc;
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var old = this.state.current;
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this.state.current = dep;
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this.inScope([], function() {
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param.items.forEach(function(param) {
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var result = this.applyPluginsBailResult("call require:amd:item", expr, param);
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if(result === undefined) {
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this.applyPluginsBailResult("call require:amd:context", expr, param);
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}
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}, this);
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}.bind(this));
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this.state.current = old;
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this.state.current.addBlock(dep);
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return true;
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}
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return;
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case 2:
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var param = this.evaluateExpression(expr.arguments[0]);
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if(!param.isArray()) return;
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if(expr.arguments[1].type !== "FunctionExpression") return;
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var dep = new AMDRequireDependenciesBlock(expr, param.range, expr.arguments[1].range);
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dep.loc = expr.loc;
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var old = this.state.current;
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this.state.current = dep;
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try {
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this.inScope([], function() {
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param.items.forEach(function(param) {
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var result = this.applyPluginsBailResult("call require:amd:item", expr, param);
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if(result === undefined) {
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this.applyPluginsBailResult("call require:amd:context", expr, param);
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}
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}, this);
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}.bind(this));
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this.inScope(expr.arguments[1].params.filter(function(i) {
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return ["require", "module", "exports"].indexOf(i.name) < 0;
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}), function() {
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if(expr.arguments[1].body.type === "BlockStatement")
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this.walkStatement(expr.arguments[1].body);
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else
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this.walkExpression(expr.arguments[1].body);
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}.bind(this));
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} finally {
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this.state.current = old;
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this.state.current.addBlock(dep);
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}
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return true;
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}
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},
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"call require:amd:item": function(expr, param) {
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if(param.isConditional()) {
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param.options.forEach(function(param) {
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var result = this.applyPluginsBailResult("call require:amd:item", expr, param);
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if(result === undefined) {
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// TODO: context
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}
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}, this);
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return true;
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} else if(param.isString()) {
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var dep;
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if(["require","exports","module"].indexOf(param.string) >= 0) {
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dep = new ConstDependency(param.string, param.range);
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} else {
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dep = new AMDRequireItemDependency(param.string, param.range);
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}
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dep.loc = expr.loc;
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dep.optional = !!this.scope.inTry;
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this.state.current.addDependency(dep);
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return true;
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}
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},
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"call require:amd:context": function(expr, param) {
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var dep = ContextDependencyHelpers.create(AMDRequireContextDependency, param.range, param, expr);
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if(!dep) return;
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dep.loc = expr.loc;
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dep.optional = !!this.scope.inTry;
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this.state.current.addDependency(dep);
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return true;
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}
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});
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