You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.

90 lines
2.0 KiB

4 years ago
/*
MIT License http://www.opensource.org/licenses/mit-license.php
Author Tobias Koppers @sokra
*/
"use strict";
const util = require("util");
const compareLocations = require("./compareLocations");
const DependencyReference = require("./dependencies/DependencyReference");
/** @typedef {import("./Module")} Module */
/** @typedef {import("webpack-sources").Source} Source */
/** @typedef {import("./RuntimeTemplate")} RuntimeTemplate */
/**
* @typedef {Object} DependencyTemplate
* @property {function(Dependency, Source, RuntimeTemplate, Map<Function, DependencyTemplate>): void} apply
*/
/** @typedef {Object} SourcePosition
* @property {number} line
* @property {number=} column
*/
/** @typedef {Object} RealDependencyLocation
* @property {SourcePosition} start
* @property {SourcePosition=} end
* @property {number=} index
*/
/** @typedef {Object} SynteticDependencyLocation
* @property {string} name
* @property {number=} index
*/
/** @typedef {SynteticDependencyLocation|RealDependencyLocation} DependencyLocation */
class Dependency {
constructor() {
/** @type {Module|null} */
this.module = null;
// TODO remove in webpack 5
/** @type {boolean} */
this.weak = false;
/** @type {boolean} */
this.optional = false;
/** @type {DependencyLocation} */
this.loc = undefined;
}
getResourceIdentifier() {
return null;
}
// Returns the referenced module and export
getReference() {
if (!this.module) return null;
return new DependencyReference(this.module, true, this.weak);
}
// Returns the exported names
getExports() {
return null;
}
getWarnings() {
return null;
}
getErrors() {
return null;
}
updateHash(hash) {
hash.update((this.module && this.module.id) + "");
}
disconnect() {
this.module = null;
}
}
// TODO remove in webpack 5
Dependency.compare = util.deprecate(
(a, b) => compareLocations(a.loc, b.loc),
"Dependency.compare is deprecated and will be removed in the next major version"
);
module.exports = Dependency;