diff options
Diffstat (limited to 'node_modules/webpack/lib/dependencies/CommonJsExportsDependency.js')
| -rw-r--r-- | node_modules/webpack/lib/dependencies/CommonJsExportsDependency.js | 176 |
1 files changed, 0 insertions, 176 deletions
diff --git a/node_modules/webpack/lib/dependencies/CommonJsExportsDependency.js b/node_modules/webpack/lib/dependencies/CommonJsExportsDependency.js deleted file mode 100644 index 5c1681da..00000000 --- a/node_modules/webpack/lib/dependencies/CommonJsExportsDependency.js +++ /dev/null @@ -1,176 +0,0 @@ -/* - MIT License http://www.opensource.org/licenses/mit-license.php - Author Tobias Koppers @sokra -*/ - -"use strict"; - -const InitFragment = require("../InitFragment"); -const makeSerializable = require("../util/makeSerializable"); -const propertyAccess = require("../util/propertyAccess"); -const { handleDependencyBase } = require("./CommonJsDependencyHelpers"); -const NullDependency = require("./NullDependency"); - -/** @typedef {import("webpack-sources").ReplaceSource} ReplaceSource */ -/** @typedef {import("../Dependency")} Dependency */ -/** @typedef {import("../Dependency").ExportsSpec} ExportsSpec */ -/** @typedef {import("../DependencyTemplate").DependencyTemplateContext} DependencyTemplateContext */ -/** @typedef {import("../ModuleGraph")} ModuleGraph */ -/** @typedef {import("../javascript/JavascriptParser").Range} Range */ -/** @typedef {import("../serialization/ObjectMiddleware").ObjectDeserializerContext} ObjectDeserializerContext */ -/** @typedef {import("../serialization/ObjectMiddleware").ObjectSerializerContext} ObjectSerializerContext */ -/** @typedef {import("./CommonJsDependencyHelpers").CommonJSDependencyBaseKeywords} CommonJSDependencyBaseKeywords */ - -const EMPTY_OBJECT = {}; - -class CommonJsExportsDependency extends NullDependency { - /** - * @param {Range} range range - * @param {Range} valueRange value range - * @param {CommonJSDependencyBaseKeywords} base base - * @param {string[]} names names - */ - constructor(range, valueRange, base, names) { - super(); - this.range = range; - this.valueRange = valueRange; - this.base = base; - this.names = names; - } - - get type() { - return "cjs exports"; - } - - /** - * Returns the exported names - * @param {ModuleGraph} moduleGraph module graph - * @returns {ExportsSpec | undefined} export names - */ - getExports(moduleGraph) { - const name = this.names[0]; - return { - exports: [ - { - name, - // we can't mangle names that are in an empty object - // because one could access the prototype property - // when export isn't set yet - canMangle: !(name in EMPTY_OBJECT) - } - ], - dependencies: undefined - }; - } - - /** - * @param {ObjectSerializerContext} context context - */ - serialize(context) { - const { write } = context; - write(this.range); - write(this.valueRange); - write(this.base); - write(this.names); - super.serialize(context); - } - - /** - * @param {ObjectDeserializerContext} context context - */ - deserialize(context) { - const { read } = context; - this.range = read(); - this.valueRange = read(); - this.base = read(); - this.names = read(); - super.deserialize(context); - } -} - -makeSerializable( - CommonJsExportsDependency, - "webpack/lib/dependencies/CommonJsExportsDependency" -); - -CommonJsExportsDependency.Template = class CommonJsExportsDependencyTemplate extends ( - NullDependency.Template -) { - /** - * @param {Dependency} dependency the dependency for which the template should be applied - * @param {ReplaceSource} source the current replace source which can be modified - * @param {DependencyTemplateContext} templateContext the context object - * @returns {void} - */ - apply( - dependency, - source, - { module, moduleGraph, initFragments, runtimeRequirements, runtime } - ) { - const dep = /** @type {CommonJsExportsDependency} */ (dependency); - const used = moduleGraph - .getExportsInfo(module) - .getUsedName(dep.names, runtime); - - const [type, base] = handleDependencyBase( - dep.base, - module, - runtimeRequirements - ); - - switch (type) { - case "expression": - if (!used) { - initFragments.push( - new InitFragment( - "var __webpack_unused_export__;\n", - InitFragment.STAGE_CONSTANTS, - 0, - "__webpack_unused_export__" - ) - ); - source.replace( - dep.range[0], - dep.range[1] - 1, - "__webpack_unused_export__" - ); - return; - } - source.replace( - dep.range[0], - dep.range[1] - 1, - `${base}${propertyAccess(used)}` - ); - return; - case "Object.defineProperty": - if (!used) { - initFragments.push( - new InitFragment( - "var __webpack_unused_export__;\n", - InitFragment.STAGE_CONSTANTS, - 0, - "__webpack_unused_export__" - ) - ); - source.replace( - dep.range[0], - dep.valueRange[0] - 1, - "__webpack_unused_export__ = (" - ); - source.replace(dep.valueRange[1], dep.range[1] - 1, ")"); - return; - } - source.replace( - dep.range[0], - dep.valueRange[0] - 1, - `Object.defineProperty(${base}${propertyAccess( - used.slice(0, -1) - )}, ${JSON.stringify(used[used.length - 1])}, (` - ); - source.replace(dep.valueRange[1], dep.range[1] - 1, "))"); - return; - } - } -}; - -module.exports = CommonJsExportsDependency; |
