diff options
Diffstat (limited to 'node_modules/webpack/lib/ParserHelpers.js')
-rw-r--r-- | node_modules/webpack/lib/ParserHelpers.js | 188 |
1 files changed, 103 insertions, 85 deletions
diff --git a/node_modules/webpack/lib/ParserHelpers.js b/node_modules/webpack/lib/ParserHelpers.js index 64a0e9996..5248f12fe 100644 --- a/node_modules/webpack/lib/ParserHelpers.js +++ b/node_modules/webpack/lib/ParserHelpers.js @@ -1,85 +1,103 @@ -/*
- MIT License http://www.opensource.org/licenses/mit-license.php
- Author Tobias Koppers @sokra
-*/
-"use strict";
-const path = require("path");
-
-const BasicEvaluatedExpression = require("./BasicEvaluatedExpression");
-const ConstDependency = require("./dependencies/ConstDependency");
-const UnsupportedFeatureWarning = require("./UnsupportedFeatureWarning");
-
-const ParserHelpers = exports;
-
-ParserHelpers.addParsedVariableToModule = function(parser, name, expression) {
- if(!parser.state.current.addVariable) return false;
- var deps = [];
- parser.parse(expression, {
- current: {
- addDependency: function(dep) {
- dep.userRequest = name;
- deps.push(dep);
- }
- },
- module: parser.state.module
- });
- parser.state.current.addVariable(name, expression, deps);
- return true;
-};
-
-ParserHelpers.requireFileAsExpression = function(context, pathToModule) {
- var moduleJsPath = path.relative(context, pathToModule);
- if(!/^[A-Z]:/i.test(moduleJsPath)) {
- moduleJsPath = "./" + moduleJsPath.replace(/\\/g, "/");
- }
- return "require(" + JSON.stringify(moduleJsPath) + ")";
-};
-
-ParserHelpers.toConstantDependency = function(value) {
- return function constDependency(expr) {
- var dep = new ConstDependency(value, expr.range);
- dep.loc = expr.loc;
- this.state.current.addDependency(dep);
- return true;
- };
-};
-
-ParserHelpers.evaluateToString = function(value) {
- return function stringExpression(expr) {
- return new BasicEvaluatedExpression().setString(value).setRange(expr.range);
- };
-};
-
-ParserHelpers.evaluateToBoolean = function(value) {
- return function booleanExpression(expr) {
- return new BasicEvaluatedExpression().setBoolean(value).setRange(expr.range);
- };
-};
-
-ParserHelpers.evaluateToIdentifier = function(identifier, truthy) {
- return function identifierExpression(expr) {
- let evex = new BasicEvaluatedExpression().setIdentifier(identifier).setRange(expr.range);
- if(truthy === true) evex = evex.setTruthy();
- else if(truthy === false) evex = evex.setFalsy();
- return evex;
- };
-};
-
-ParserHelpers.expressionIsUnsupported = function(message) {
- return function unsupportedExpression(expr) {
- var dep = new ConstDependency("(void 0)", expr.range);
- dep.loc = expr.loc;
- this.state.current.addDependency(dep);
- if(!this.state.module) return;
- this.state.module.warnings.push(new UnsupportedFeatureWarning(this.state.module, message));
- return true;
- };
-};
-
-ParserHelpers.skipTraversal = function skipTraversal() {
- return true;
-};
-
-ParserHelpers.approve = function approve() {
- return true;
-};
+/* + MIT License http://www.opensource.org/licenses/mit-license.php + Author Tobias Koppers @sokra +*/ +"use strict"; +const path = require("path"); + +const BasicEvaluatedExpression = require("./BasicEvaluatedExpression"); +const ConstDependency = require("./dependencies/ConstDependency"); +const UnsupportedFeatureWarning = require("./UnsupportedFeatureWarning"); + +const ParserHelpers = exports; + +ParserHelpers.addParsedVariableToModule = (parser, name, expression) => { + if (!parser.state.current.addVariable) return false; + var deps = []; + parser.parse(expression, { + current: { + addDependency: dep => { + dep.userRequest = name; + deps.push(dep); + } + }, + module: parser.state.module + }); + parser.state.current.addVariable(name, expression, deps); + return true; +}; + +ParserHelpers.requireFileAsExpression = (context, pathToModule) => { + var moduleJsPath = path.relative(context, pathToModule); + if (!/^[A-Z]:/i.test(moduleJsPath)) { + moduleJsPath = "./" + moduleJsPath.replace(/\\/g, "/"); + } + return "require(" + JSON.stringify(moduleJsPath) + ")"; +}; + +ParserHelpers.toConstantDependency = (parser, value) => { + return function constDependency(expr) { + var dep = new ConstDependency(value, expr.range, false); + dep.loc = expr.loc; + parser.state.current.addDependency(dep); + return true; + }; +}; + +ParserHelpers.toConstantDependencyWithWebpackRequire = (parser, value) => { + return function constDependencyWithWebpackRequire(expr) { + var dep = new ConstDependency(value, expr.range, true); + dep.loc = expr.loc; + parser.state.current.addDependency(dep); + return true; + }; +}; + +ParserHelpers.evaluateToString = value => { + return function stringExpression(expr) { + return new BasicEvaluatedExpression().setString(value).setRange(expr.range); + }; +}; + +ParserHelpers.evaluateToBoolean = value => { + return function booleanExpression(expr) { + return new BasicEvaluatedExpression() + .setBoolean(value) + .setRange(expr.range); + }; +}; + +ParserHelpers.evaluateToIdentifier = (identifier, truthy) => { + return function identifierExpression(expr) { + let evex = new BasicEvaluatedExpression() + .setIdentifier(identifier) + .setRange(expr.range); + if (truthy === true) { + evex = evex.setTruthy(); + } else if (truthy === false) { + evex = evex.setFalsy(); + } + return evex; + }; +}; + +ParserHelpers.expressionIsUnsupported = (parser, message) => { + return function unsupportedExpression(expr) { + var dep = new ConstDependency("(void 0)", expr.range, false); + dep.loc = expr.loc; + parser.state.current.addDependency(dep); + if (!parser.state.module) return; + parser.state.module.warnings.push( + new UnsupportedFeatureWarning(parser.state.module, message, expr.loc) + ); + return true; + }; +}; + +ParserHelpers.skipTraversal = function skipTraversal() { + return true; +}; + +ParserHelpers.approve = function approve() { + return true; +}; |