webpack · TheLarkInn · Jun 14, 2023 · Jun 12, 2023 · Jun 12, 2023 · Jun 12, 2023
diff --git a/lib/CaseSensitiveModulesWarning.js b/lib/CaseSensitiveModulesWarning.js
@@ -42,7 +42,9 @@ const createModulesListMessage = (modules, moduleGraph) => {
 
 			if (validReasons.length > 0) {
 				message += `\n    Used by ${validReasons.length} module(s), i. e.`;
-				message += `\n    ${validReasons[0].identifier()}`;
+				message += `\n    ${
+					/** @type {Module[]} */ (validReasons)[0].identifier()
+				}`;
 			}
 			return message;
 		})

diff --git a/lib/ConcatenationScope.js b/lib/ConcatenationScope.js
@@ -108,7 +108,7 @@ class ConcatenationScope {
 		module,
 		{ ids = undefined, call = false, directImport = false, asiSafe = false }
 	) {
-		const info = this._modulesMap.get(module);
+		const info = /** @type {ModuleInfo} */ (this._modulesMap.get(module));
 		const callFlag = call ? "_call" : "";
 		const directImportFlag = directImport ? "_directImport" : "";
 		const asiSafeFlag = asiSafe
@@ -133,7 +133,7 @@ class ConcatenationScope {
 
 	/**
 	 * @param {string} name the identifier
-	 * @returns {ModuleReferenceOptions & { index: number }} parsed options and index
+	 * @returns {ModuleReferenceOptions & { index: number } | null} parsed options and index
 	 */
 	static matchModuleReference(name) {
 		const match = MODULE_REFERENCE_REGEXP.exec(name);

diff --git a/lib/ConditionalInitFragment.js b/lib/ConditionalInitFragment.js
@@ -14,6 +14,11 @@ const { mergeRuntime } = require("./util/runtime");
 /** @typedef {import("./Generator").GenerateContext} GenerateContext */
 /** @typedef {import("./util/runtime").RuntimeSpec} RuntimeSpec */
 
+/**
+ * @param {string} condition condition
+ * @param {string | Source} source source
+ * @returns {string | Source} wrapped source
+ */
 const wrapInCondition = (condition, source) => {
 	if (typeof source === "string") {
 		return Template.asString([
@@ -33,13 +38,14 @@ const wrapInCondition = (condition, source) => {
 
 /**
  * @typedef {GenerateContext} Context
+ * @extends {InitFragment<Context>}
  */
 class ConditionalInitFragment extends InitFragment {
 	/**
 	 * @param {string|Source} content the source code that will be included as initialization code
 	 * @param {number} stage category of initialization code (contribute to order)
 	 * @param {number} position position in the category (contribute to order)
-	 * @param {string} key unique key to avoid emitting the same initialization code twice
+	 * @param {string | undefined} key unique key to avoid emitting the same initialization code twice
 	 * @param {RuntimeSpec | boolean} runtimeCondition in which runtime this fragment should be executed
 	 * @param {string|Source=} endContent the source code that will be included at the end of the module
 	 */
@@ -89,6 +95,10 @@ class ConditionalInitFragment extends InitFragment {
 		return wrapInCondition(expr, this.endContent);
 	}
 
+	/**
+	 * @param {ConditionalInitFragment} other fragment to merge with
+	 * @returns {ConditionalInitFragment} merged fragment
+	 */
 	merge(other) {
 		if (this.runtimeCondition === true) return this;
 		if (other.runtimeCondition === true) return other;

diff --git a/lib/ConstPlugin.js b/lib/ConstPlugin.js
@@ -15,9 +15,14 @@ const ConstDependency = require("./dependencies/ConstDependency");
 const { evaluateToString } = require("./javascript/JavascriptParserHelpers");
 const { parseResource } = require("./util/identifier");
 
-/** @typedef {import("estree").Expression} ExpressionNode */
-/** @typedef {import("estree").Super} SuperNode */
+/** @typedef {import("estree").Expression} Expression */
+/** @typedef {import("estree").SourceLocation} SourceLocation */
+/** @typedef {import("estree").Statement} Statement */
+/** @typedef {import("estree").Super} Super */
 /** @typedef {import("./Compiler")} Compiler */
+/** @typedef {import("./javascript/BasicEvaluatedExpression")} BasicEvaluatedExpression */
+/** @typedef {import("./javascript/JavascriptParser")} JavascriptParser */
+/** @typedef {import("./javascript/JavascriptParser").Range} Range */
 
 const collectDeclaration = (declarations, pattern) => {
 	const stack = [pattern];
@@ -136,15 +141,21 @@ class ConstPlugin {
 					new CachedConstDependency.Template()
 				);
 
+				/**
+				 * @param {JavascriptParser} parser the parser
+				 */
 				const handler = parser => {
 					parser.hooks.statementIf.tap(PLUGIN_NAME, statement => {
 						if (parser.scope.isAsmJs) return;
 						const param = parser.evaluateExpression(statement.test);
 						const bool = param.asBool();
 						if (typeof bool === "boolean") {
 							if (!param.couldHaveSideEffects()) {
-								const dep = new ConstDependency(`${bool}`, param.range);
-								dep.loc = statement.loc;
+								const dep = new ConstDependency(
+									`${bool}`,
+									/** @type {Range} */ (param.range)
+								);
+								dep.loc = /** @type {SourceLocation} */ (statement.loc);
 								parser.state.module.addPresentationalDependency(dep);
 							} else {
 								parser.walkExpression(statement.test);
@@ -200,9 +211,9 @@ class ConstPlugin {
 								}
 								const dep = new ConstDependency(
 									replacement,
-									branchToRemove.range
+									/** @type {Range} */ (branchToRemove.range)
 								);
-								dep.loc = branchToRemove.loc;
+								dep.loc = /** @type {SourceLocation} */ (branchToRemove.loc);
 								parser.state.module.addPresentationalDependency(dep);
 							}
 							return bool;
@@ -216,8 +227,11 @@ class ConstPlugin {
 							const bool = param.asBool();
 							if (typeof bool === "boolean") {
 								if (!param.couldHaveSideEffects()) {
-									const dep = new ConstDependency(` ${bool}`, param.range);
-									dep.loc = expression.loc;
+									const dep = new ConstDependency(
+										` ${bool}`,
+										/** @type {Range} */ (param.range)
+									);
+									dep.loc = /** @type {SourceLocation} */ (expression.loc);
 									parser.state.module.addPresentationalDependency(dep);
 								} else {
 									parser.walkExpression(expression.test);
@@ -236,8 +250,11 @@ class ConstPlugin {
 								const branchToRemove = bool
 									? expression.alternate
 									: expression.consequent;
-								const dep = new ConstDependency("0", branchToRemove.range);
-								dep.loc = branchToRemove.loc;
+								const dep = new ConstDependency(
+									"0",
+									/** @type {Range} */ (branchToRemove.range)
+								);
+								dep.loc = /** @type {SourceLocation} */ (branchToRemove.loc);
 								parser.state.module.addPresentationalDependency(dep);
 								return bool;
 							}
@@ -313,18 +330,21 @@ class ConstPlugin {
 										//
 										//   returnfalse&&'foo'
 										//
-										const dep = new ConstDependency(` ${bool}`, param.range);
-										dep.loc = expression.loc;
+										const dep = new ConstDependency(
+											` ${bool}`,
+											/** @type {Range} */ (param.range)
+										);
+										dep.loc = /** @type {SourceLocation} */ (expression.loc);
 										parser.state.module.addPresentationalDependency(dep);
 									} else {
 										parser.walkExpression(expression.left);
 									}
 									if (!keepRight) {
 										const dep = new ConstDependency(
 											"0",
-											expression.right.range
+											/** @type {Range} */ (expression.right.range)
 										);
-										dep.loc = expression.loc;
+										dep.loc = /** @type {SourceLocation} */ (expression.loc);
 										parser.state.module.addPresentationalDependency(dep);
 									}
 									return keepRight;
@@ -363,15 +383,18 @@ class ConstPlugin {
 										//
 										//   returnnull??'foo'
 										//
-										const dep = new ConstDependency(" null", param.range);
-										dep.loc = expression.loc;
+										const dep = new ConstDependency(
+											" null",
+											/** @type {Range} */ (param.range)
+										);
+										dep.loc = /** @type {SourceLocation} */ (expression.loc);
 										parser.state.module.addPresentationalDependency(dep);
 									} else {
 										const dep = new ConstDependency(
 											"0",
-											expression.right.range
+											/** @type {Range} */ (expression.right.range)
 										);
-										dep.loc = expression.loc;
+										dep.loc = /** @type {SourceLocation} */ (expression.loc);
 										parser.state.module.addPresentationalDependency(dep);
 										parser.walkExpression(expression.left);
 									}
@@ -382,9 +405,9 @@ class ConstPlugin {
 						}
 					);
 					parser.hooks.optionalChaining.tap(PLUGIN_NAME, expr => {
-						/** @type {ExpressionNode[]} */
+						/** @type {Expression[]} */
 						const optionalExpressionsStack = [];
-						/** @type {ExpressionNode|SuperNode} */
+						/** @type {Expression | Super} */
 						let next = expr.expression;
 
 						while (
@@ -395,15 +418,15 @@ class ConstPlugin {
 								if (next.optional) {
 									// SuperNode can not be optional
 									optionalExpressionsStack.push(
-										/** @type {ExpressionNode} */ (next.object)
+										/** @type {Expression} */ (next.object)
 									);
 								}
 								next = next.object;
 							} else {
 								if (next.optional) {
 									// SuperNode can not be optional
 									optionalExpressionsStack.push(
-										/** @type {ExpressionNode} */ (next.callee)
+										/** @type {Expression} */ (next.callee)
 									);
 								}
 								next = next.callee;
@@ -412,7 +435,9 @@ class ConstPlugin {
 
 						while (optionalExpressionsStack.length) {
 							const expression = optionalExpressionsStack.pop();
-							const evaluated = parser.evaluateExpression(expression);
+							const evaluated = parser.evaluateExpression(
+								/** @type {Expression} */ (expression)
+							);
 
 							if (evaluated.asNullish()) {
 								// ------------------------------------------
@@ -427,8 +452,11 @@ class ConstPlugin {
 								//
 								// ------------------------------------------
 								//
-								const dep = new ConstDependency(" undefined", expr.range);
-								dep.loc = expr.loc;
+								const dep = new ConstDependency(
+									" undefined",
+									/** @type {Range} */ (expr.range)
+								);
+								dep.loc = /** @type {SourceLocation} */ (expr.loc);
 								parser.state.module.addPresentationalDependency(dep);
 								return true;
 							}
@@ -452,10 +480,10 @@ class ConstPlugin {
 								JSON.stringify(
 									cachedParseResource(parser.state.module.resource).query
 								),
-								expr.range,
+								/** @type {Range} */ (expr.range),
 								"__resourceQuery"
 							);
-							dep.loc = expr.loc;
+							dep.loc = /** @type {SourceLocation} */ (expr.loc);
 							parser.state.module.addPresentationalDependency(dep);
 							return true;
 						});
@@ -478,10 +506,10 @@ class ConstPlugin {
 								JSON.stringify(
 									cachedParseResource(parser.state.module.resource).fragment
 								),
-								expr.range,
+								/** @type {Range} */ (expr.range),
 								"__resourceFragment"
 							);
-							dep.loc = expr.loc;
+							dep.loc = /** @type {SourceLocation} */ (expr.loc);
 							parser.state.module.addPresentationalDependency(dep);
 							return true;
 						});

diff --git a/lib/FlagEntryExportAsUsedPlugin.js b/lib/FlagEntryExportAsUsedPlugin.js
@@ -12,6 +12,10 @@ const { getEntryRuntime } = require("./util/runtime");
 const PLUGIN_NAME = "FlagEntryExportAsUsedPlugin";
 
 class FlagEntryExportAsUsedPlugin {
+	/**
+	 * @param {boolean} nsObjectUsed true, if the ns object is used
+	 * @param {string} explanation explanation for the reason
+	 */
 	constructor(nsObjectUsed, explanation) {
 		this.nsObjectUsed = nsObjectUsed;
 		this.explanation = explanation;

diff --git a/lib/ModuleDependencyError.js b/lib/ModuleDependencyError.js
@@ -23,7 +23,7 @@ class ModuleDependencyError extends WebpackError {
 		this.name = "ModuleDependencyError";
 		this.details =
 			err && !(/** @type {any} */ (err).hideStack)
-				? err.stack.split("\n").slice(1).join("\n")
+				? /** @type {string} */ (err.stack).split("\n").slice(1).join("\n")
 				: undefined;
 		this.module = module;
 		this.loc = loc;
@@ -32,7 +32,9 @@ class ModuleDependencyError extends WebpackError {
 
 		if (err && /** @type {any} */ (err).hideStack) {
 			this.stack =
-				err.stack.split("\n").slice(1).join("\n") + "\n\n" + this.stack;
+				/** @type {string} */ (err.stack).split("\n").slice(1).join("\n") +
+				"\n\n" +
+				this.stack;
 		}
 	}
 }

diff --git a/lib/ModuleDependencyWarning.js b/lib/ModuleDependencyWarning.js
@@ -23,7 +23,7 @@ class ModuleDependencyWarning extends WebpackError {
 		this.name = "ModuleDependencyWarning";
 		this.details =
 			err && !(/** @type {any} */ (err).hideStack)
-				? err.stack.split("\n").slice(1).join("\n")
+				? /** @type {string} */ (err.stack).split("\n").slice(1).join("\n")
 				: undefined;
 		this.module = module;
 		this.loc = loc;
@@ -32,7 +32,9 @@ class ModuleDependencyWarning extends WebpackError {
 
 		if (err && /** @type {any} */ (err).hideStack) {
 			this.stack =
-				err.stack.split("\n").slice(1).join("\n") + "\n\n" + this.stack;
+				/** @type {string} */ (err.stack).split("\n").slice(1).join("\n") +
+				"\n\n" +
+				this.stack;
 		}
 	}
 }