From efd14572c7a1095ffa4ed170596772b9ab17b7fa Mon Sep 17 00:00:00 2001
From: Alan Agius <alanagius@google.com>
Date: Mon, 13 May 2024 08:38:38 +0000
Subject: [PATCH] refactor(@angular/build): remove orphane file

This logic was moved to another file but the file was not removed.
---
 .../build/src/utils/index-file/style-nonce.ts | 66 -------------
 .../src/utils/index-file/style-nonce_spec.ts  | 95 -------------------
 2 files changed, 161 deletions(-)
 delete mode 100644 packages/angular/build/src/utils/index-file/style-nonce.ts
 delete mode 100644 packages/angular/build/src/utils/index-file/style-nonce_spec.ts
diff --git a/packages/angular/build/src/utils/index-file/style-nonce.ts b/packages/angular/build/src/utils/index-file/style-nonce.ts
deleted file mode 100644
index 6ebe1401bc7c..000000000000
--- a/packages/angular/build/src/utils/index-file/style-nonce.ts
+++ /dev/null
@@ -1,66 +0,0 @@
-/**
- * @license
- * Copyright Google LLC All Rights Reserved.
- *
- * Use of this source code is governed by an MIT-style license that can be
- * found in the LICENSE file at https://angular.io/license
- */
-
-import { htmlRewritingStream } from './html-rewriting-stream';
-
-/**
- * Pattern matching the name of the Angular nonce attribute. Note that this is
- * case-insensitive, because HTML attribute names are case-insensitive as well.
- */
-const NONCE_ATTR_PATTERN = /ngCspNonce/i;
-
-/**
- * Finds the `ngCspNonce` value and copies it to all inline `<style>` and `<script> `tags.
- * @param html Markup that should be processed.
- */
-export async function addNonce(html: string): Promise<string> {
-  const nonce = await findNonce(html);
-
-  if (!nonce) {
-    return html;
-  }
-
-  const { rewriter, transformedContent } = await htmlRewritingStream(html);
-
-  rewriter.on('startTag', (tag) => {
-    if (
-      (tag.tagName === 'style' ||
-        (tag.tagName === 'script' && !tag.attrs.some((attr) => attr.name === 'src'))) &&
-      !tag.attrs.some((attr) => attr.name === 'nonce')
-    ) {
-      tag.attrs.push({ name: 'nonce', value: nonce });
-    }
-
-    rewriter.emitStartTag(tag);
-  });
-
-  return transformedContent();
-}
-
-/** Finds the Angular nonce in an HTML string. */
-async function findNonce(html: string): Promise<string | null> {
-  // Inexpensive check to avoid parsing the HTML when we're sure there's no nonce.
-  if (!NONCE_ATTR_PATTERN.test(html)) {
-    return null;
-  }
-
-  const { rewriter, transformedContent } = await htmlRewritingStream(html);
-  let nonce: string | null = null;
-
-  rewriter.on('startTag', (tag) => {
-    const nonceAttr = tag.attrs.find((attr) => NONCE_ATTR_PATTERN.test(attr.name));
-    if (nonceAttr?.value) {
-      nonce = nonceAttr.value;
-      rewriter.stop(); // Stop parsing since we've found the nonce.
-    }
-  });
-
-  await transformedContent();
-
-  return nonce;
-}
diff --git a/packages/angular/build/src/utils/index-file/style-nonce_spec.ts b/packages/angular/build/src/utils/index-file/style-nonce_spec.ts
deleted file mode 100644
index c7cd55239f01..000000000000
--- a/packages/angular/build/src/utils/index-file/style-nonce_spec.ts
+++ /dev/null
@@ -1,95 +0,0 @@
-/**
- * @license
- * Copyright Google LLC All Rights Reserved.
- *
- * Use of this source code is governed by an MIT-style license that can be
- * found in the LICENSE file at https://angular.io/license
- */
-
-import { addNonce } from './nonce';
-
-describe('addNonce', () => {
-  it('should add the nonce expression to all inline style tags', async () => {
-    const result = await addNonce(`
-      <html>
-        <head>
-          <style>.a {color: red;}</style>
-          <style>.b {color: blue;}</style>
-        </head>
-        <body>
-          <app ngCspNonce="{% nonce %}"></app>
-        </body>
-      </html>
-    `);
-
-    expect(result).toContain('<style nonce="{% nonce %}">.a {color: red;}</style>');
-    expect(result).toContain('<style nonce="{% nonce %}">.b {color: blue;}</style>');
-  });
-
-  it('should add a lowercase nonce expression to style tags', async () => {
-    const result = await addNonce(`
-      <html>
-        <head>
-          <style>.a {color: red;}</style>
-        </head>
-        <body>
-          <app ngcspnonce="{% nonce %}"></app>
-        </body>
-      </html>
-    `);
-
-    expect(result).toContain('<style nonce="{% nonce %}">.a {color: red;}</style>');
-  });
-
-  it('should preserve any pre-existing nonces', async () => {
-    const result = await addNonce(`
-      <html>
-        <head>
-          <style>.a {color: red;}</style>
-          <style nonce="{% otherNonce %}">.b {color: blue;}</style>
-        </head>
-        <body>
-          <app ngCspNonce="{% nonce %}"></app>
-        </body>
-      </html>
-    `);
-
-    expect(result).toContain('<style nonce="{% nonce %}">.a {color: red;}</style>');
-    expect(result).toContain('<style nonce="{% otherNonce %}">.b {color: blue;}</style>');
-  });
-
-  it('should use the first nonce that is defined on the page', async () => {
-    const result = await addNonce(`
-      <html>
-        <head>
-          <style>.a {color: red;}</style>
-        </head>
-        <body>
-          <app ngCspNonce="{% nonce %}"></app>
-          <other-app ngCspNonce="{% otherNonce %}"></other-app>
-        </body>
-      </html>
-    `);
-
-    expect(result).toContain('<style nonce="{% nonce %}">.a {color: red;}</style>');
-  });
-
-  it('should to all inline script tags', async () => {
-    const result = await addNonce(`
-      <html>
-        <head>
-        </head>
-        <body>
-          <app ngCspNonce="{% nonce %}"></app>
-          <script>console.log('foo');</<script>
-          <script src="./main.js"></script>
-          <script>console.log('bar');</<script>
-        </body>
-      </html>
-    `);
-
-    expect(result).toContain(`<script nonce="{% nonce %}">console.log('foo');</<script>`);
-    expect(result).toContain('<script src="./main.js"></script>');
-    expect(result).toContain(`<script nonce="{% nonce %}">console.log('bar');</<script>`);
-  });
-});
