diff options
| author | Florian Dold <florian.dold@gmail.com> | 2017-05-03 15:35:00 +0200 |
|---|---|---|
| committer | Florian Dold <florian.dold@gmail.com> | 2017-05-03 15:35:00 +0200 |
| commit | de98e0b232509d5f40c135d540a70e415272ff85 (patch) | |
| tree | a79222a5b58484ab3b80d18efcaaa7ccc4769b33 /node_modules/webpack/lib/ParserHelpers.js | |
| parent | e0c9d480a73fa629c1e4a47d3e721f1d2d345406 (diff) | |
node_modules
Diffstat (limited to 'node_modules/webpack/lib/ParserHelpers.js')
| -rw-r--r-- | node_modules/webpack/lib/ParserHelpers.js | 76 |
1 files changed, 76 insertions, 0 deletions
diff --git a/node_modules/webpack/lib/ParserHelpers.js b/node_modules/webpack/lib/ParserHelpers.js new file mode 100644 index 000000000..944c54820 --- /dev/null +++ b/node_modules/webpack/lib/ParserHelpers.js @@ -0,0 +1,76 @@ +/*
+ 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.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;
+};
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