webpack/lib/dependencies/CommonJsRequireDependencyPa...

62 lines
2.1 KiB
JavaScript

/*
MIT License http://www.opensource.org/licenses/mit-license.php
Author Tobias Koppers @sokra
*/
var AbstractPlugin = require("../AbstractPlugin");
var ConstDependency = require("./ConstDependency");
var CommonJsRequireDependency = require("./CommonJsRequireDependency");
var CommonJsRequireContextDependency = require("./CommonJsRequireContextDependency");
var ContextDependencyHelpers = require("./ContextDependencyHelpers");
module.exports = AbstractPlugin.create({
"expression require.cache": function(expr) {
return true;
},
"expression require": function(expr) {
var dep = new CommonJsRequireContextDependency(".", true, /^\.\/.*$/, expr.range);
dep.loc = expr.loc;
dep.optional = !!this.scope.inTry;
this.state.current.addDependency(dep);
return true;
},
"call require": function(expr) {
if(expr.arguments.length !== 1) return;
var param = this.evaluateExpression(expr.arguments[0]);
if(param.isConditional()) {
param.options.forEach(function(param) {
var result = this.applyPluginsBailResult("call require:commonjs:item", expr, param);
if(result === undefined) {
this.applyPluginsBailResult("call require:commonjs:context", expr, param);
}
}, this);
return true;
} else {
var result = this.applyPluginsBailResult("call require:commonjs:item", expr, param);
if(result === undefined) {
this.applyPluginsBailResult("call require:commonjs:context", expr, param);
}
return true;
}
},
"call require:commonjs:item": function(expr, param) {
if(param.isString()) {
var dep = new CommonJsRequireDependency(param.string, param.range);
dep.loc = expr.loc;
dep.optional = !!this.scope.inTry;
this.state.current.addDependency(dep);
return true;
} else {
return this.applyPluginsBailResult("call require:commonjs:context", expr, param);
}
},
"call require:commonjs:context": function(expr, param) {
var dep = ContextDependencyHelpers.create(CommonJsRequireContextDependency, expr.range, param, expr);
if(!dep) return;
dep.loc = expr.loc;
dep.optional = !!this.scope.inTry;
this.state.current.addDependency(dep);
return true;
}
});