fix: failed with debug hash

lib/util/createHash.js

@@ -107,8 +107,9 @@ class DebugHash extends Hash {
 	 */
 	update(data, inputEncoding) {
 		if (typeof data !== "string") data = data.toString("utf-8");
-		if (data.startsWith("debug-digest-")) {
-			data = Buffer.from(data.slice("debug-digest-".length), "hex").toString();
+		const prefix = Buffer.from("@webpack-debug-digest@").toString("hex");
+		if (data.startsWith(prefix)) {
+			data = Buffer.from(data.slice(prefix.length), "hex").toString();
 		}
 		this.string += `[${data}](${new Error().stack.split("\n", 3)[2]})\n`;
 		return this;
@@ -120,7 +121,7 @@ class DebugHash extends Hash {
 	 * @returns {string|Buffer} digest
 	 */
 	digest(encoding) {
-		return "debug-digest-" + Buffer.from(this.string).toString("hex");
+		return Buffer.from("@webpack-debug-digest@" + this.string).toString("hex");
 	}
 }
 

test/configCases/custom-hash-function/debug-hash/files/file1.js

@@ -0,0 +1 @@
+module.exports = module.id;

test/configCases/custom-hash-function/debug-hash/files/file10.js

@@ -0,0 +1 @@
+module.exports = module.id;

test/configCases/custom-hash-function/debug-hash/files/file11.js

@@ -0,0 +1 @@
+module.exports = module.id;

test/configCases/custom-hash-function/debug-hash/files/file12.js

@@ -0,0 +1 @@
+module.exports = module.id;

test/configCases/custom-hash-function/debug-hash/files/file13.js

@@ -0,0 +1 @@
+module.exports = module.id;

test/configCases/custom-hash-function/debug-hash/files/file14.js

@@ -0,0 +1 @@
+module.exports = module.id;

test/configCases/custom-hash-function/debug-hash/files/file15.js

@@ -0,0 +1 @@
+module.exports = module.id;

test/configCases/custom-hash-function/debug-hash/files/file2.js

@@ -0,0 +1 @@
+module.exports = module.id;

test/configCases/custom-hash-function/debug-hash/files/file3.js

@@ -0,0 +1 @@
+module.exports = module.id;

test/configCases/custom-hash-function/debug-hash/files/file4.js

@@ -0,0 +1 @@
+module.exports = module.id;

test/configCases/custom-hash-function/debug-hash/files/file5.js

@@ -0,0 +1 @@
+module.exports = module.id;

test/configCases/custom-hash-function/debug-hash/files/file6.js

@@ -0,0 +1 @@
+module.exports = module.id;

test/configCases/custom-hash-function/debug-hash/files/file7.js

@@ -0,0 +1 @@
+module.exports = module.id;

test/configCases/custom-hash-function/debug-hash/files/file8.js

@@ -0,0 +1 @@
+module.exports = module.id;

test/configCases/custom-hash-function/debug-hash/files/file9.js

@@ -0,0 +1 @@
+module.exports = module.id;

test/configCases/custom-hash-function/debug-hash/index.js

@@ -0,0 +1,8 @@
+it("debug hash should works", function () {
+	var ids = [];
+	for(var i = 1; i <= 15; i++) {
+		var id = require("./files/file" + i + ".js");
+		expect(ids.indexOf(id)).toBe(-1);
+		ids.push(id);
+	}
+});

test/configCases/custom-hash-function/debug-hash/webpack.config.js

@@ -0,0 +1,8 @@
+/** @type {import("../../../../").Configuration[]} */
+module.exports = [
+	{
+		output: {
+			hashFunction: "debug"
+		}
+	}
+];