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node_modules/webpack/lib/dependencies/ContextDependency.js

@@ -6,44 +6,63 @@
 const Dependency = require("../Dependency");
 const CriticalDependencyWarning = require("./CriticalDependencyWarning");
 
-class ContextDependency extends Dependency {
-	constructor(request, recursive, regExp) {
-		super();
-		this.request = request;
-		this.userRequest = request;
-		this.recursive = recursive;
-		this.regExp = regExp;
-		this.async = false;
+const regExpToString = r => (r ? r + "" : "");
 
+class ContextDependency extends Dependency {
+	// options: { request, recursive, regExp, include, exclude, mode, chunkName, groupOptions }
+	constructor(options) {
+		super();
+		this.options = options;
+		this.userRequest = this.options.request;
+		/** @type {false | string} */
+		this.critical = false;
 		this.hadGlobalOrStickyRegExp = false;
-		if(this.regExp.global || this.regExp.sticky) {
-			this.regExp = null;
+		if (this.options.regExp.global || this.options.regExp.sticky) {
+			this.options.regExp = null;
 			this.hadGlobalOrStickyRegExp = true;
 		}
-
 	}
 
-	isEqualResource(other) {
-		if(!(other instanceof ContextDependency))
-			return false;
-
-		return this.request === other.request &&
-			this.recursive === other.recursive &&
-			this.regExp === other.regExp &&
-			this.async === other.async;
+	getResourceIdentifier() {
+		return (
+			`context${this.options.request} ${this.options.recursive} ` +
+			`${regExpToString(this.options.regExp)} ${regExpToString(
+				this.options.include
+			)} ${regExpToString(this.options.exclude)} ` +
+			`${this.options.mode} ${this.options.chunkName} ` +
+			`${JSON.stringify(this.options.groupOptions)}`
+		);
 	}
 
 	getWarnings() {
 		let warnings = super.getWarnings() || [];
-		if(this.critical) {
+		if (this.critical) {
 			warnings.push(new CriticalDependencyWarning(this.critical));
 		}
-		if(this.hadGlobalOrStickyRegExp) {
-			warnings.push(new CriticalDependencyWarning("Contexts can't use RegExps with the 'g' or 'y' flags."));
+		if (this.hadGlobalOrStickyRegExp) {
+			warnings.push(
+				new CriticalDependencyWarning(
+					"Contexts can't use RegExps with the 'g' or 'y' flags."
+				)
+			);
 		}
 		return warnings;
 	}
-
 }
 
+// TODO remove in webpack 5
+Object.defineProperty(ContextDependency.prototype, "async", {
+	configurable: false,
+	get() {
+		throw new Error(
+			"ContextDependency.async was removed. Use ContextDependency.options.mode instead."
+		);
+	},
+	set() {
+		throw new Error(
+			"ContextDependency.async was removed. Pass options.mode to constructor instead"
+		);
+	}
+});
+
 module.exports = ContextDependency;