mirror of https://github.com/webpack/webpack.git
				
				
				
			
		
			
				
	
	
		
			85 lines
		
	
	
		
			2.2 KiB
		
	
	
	
		
			JavaScript
		
	
	
	
			
		
		
	
	
			85 lines
		
	
	
		
			2.2 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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| "use strict";
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| 
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| const ConstDependency = require("./dependencies/ConstDependency");
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| const ParserHelpers = require("./ParserHelpers");
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| 
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| const NullFactory = require("./NullFactory");
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| 
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| /* eslint-disable camelcase */
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| const REPLACEMENTS = {
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| 	__webpack_require__: "__webpack_require__",
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| 	__webpack_public_path__: "__webpack_require__.p",
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| 	__webpack_modules__: "__webpack_require__.m",
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| 	__webpack_chunk_load__: "__webpack_require__.e",
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| 	__non_webpack_require__: "require",
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| 	__webpack_nonce__: "__webpack_require__.nc",
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| 	"require.onError": "__webpack_require__.oe"
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| };
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| const NO_WEBPACK_REQUIRE = {
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| 	__non_webpack_require__: true
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| };
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| const REPLACEMENT_TYPES = {
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| 	__webpack_public_path__: "string",
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| 	__webpack_require__: "function",
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| 	__webpack_modules__: "object",
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| 	__webpack_chunk_load__: "function",
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| 	__webpack_nonce__: "string"
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| };
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| /* eslint-enable camelcase */
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| 
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| class APIPlugin {
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| 	apply(compiler) {
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| 		compiler.hooks.compilation.tap(
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| 			"APIPlugin",
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| 			(compilation, { normalModuleFactory }) => {
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| 				compilation.dependencyFactories.set(ConstDependency, new NullFactory());
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| 				compilation.dependencyTemplates.set(
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| 					ConstDependency,
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| 					new ConstDependency.Template()
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| 				);
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| 
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| 				const handler = parser => {
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| 					Object.keys(REPLACEMENTS).forEach(key => {
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| 						parser.hooks.expression
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| 							.for(key)
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| 							.tap(
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| 								"APIPlugin",
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| 								NO_WEBPACK_REQUIRE[key]
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| 									? ParserHelpers.toConstantDependency(
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| 											parser,
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| 											REPLACEMENTS[key]
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| 									  )
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| 									: ParserHelpers.toConstantDependencyWithWebpackRequire(
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| 											parser,
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| 											REPLACEMENTS[key]
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| 									  )
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| 							);
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| 						parser.hooks.evaluateTypeof
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| 							.for(key)
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| 							.tap(
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| 								"APIPlugin",
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| 								ParserHelpers.evaluateToString(REPLACEMENT_TYPES[key])
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| 							);
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| 					});
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| 				};
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| 
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| 				normalModuleFactory.hooks.parser
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| 					.for("javascript/auto")
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| 					.tap("APIPlugin", handler);
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| 				normalModuleFactory.hooks.parser
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| 					.for("javascript/dynamic")
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| 					.tap("APIPlugin", handler);
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| 				normalModuleFactory.hooks.parser
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| 					.for("javascript/esm")
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| 					.tap("APIPlugin", handler);
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| 			}
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| 		);
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| 	}
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| }
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| 
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| module.exports = APIPlugin;
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