Redact file paths with escaped slashes

js/modules/privacy.js

@@ -38,12 +38,14 @@ exports._redactPath = (filePath) => {
 exports._pathToRegExp = (filePath) => {
   try {
     const pathWithNormalizedSlashes = filePath.replace(/\//g, '\\');
+    const pathWithEscapedSlashes = filePath.replace(/\\/g, '\\\\');
     const urlEncodedPath = encodeURI(filePath);
     // Safe `String::replaceAll`:
     // https://github.com/lodash/lodash/issues/1084#issuecomment-86698786
     const patternString = [
       filePath,
       pathWithNormalizedSlashes,
+      pathWithEscapedSlashes,
       urlEncodedPath,
     ].map(escapeRegExp).join('|');
     return new RegExp(patternString, 'g');

test/modules/privacy_test.js

@@ -105,5 +105,24 @@ describe('Privacy', () => {
         'path2 [REDACTED]\\js\\background.js.';
       assert.equal(actual, expected);
     });
+
+    it('should redact stack traces with escaped backslashes', () => {
+      const testPath = 'C:\\Users\\Meow\\AppData\\Local\\Programs\\signal-desktop-beta';
+      const modifiedTestPath =
+        'C:\\\\Users\\\\Meow\\\\AppData\\\\Local\\\\Programs\\\\signal-desktop-beta';
+      const text = 'This is a log line with sensitive information:\n' +
+        `path1 ${testPath}\\main.js\n` +
+        'phone1 +12223334455 ipsum\n' +
+        'group1 group(123456789) doloret\n' +
+        `path2 ${modifiedTestPath}\\js\\background.js.`;
+
+      const actual = Privacy._redactPath(testPath)(text);
+      const expected = 'This is a log line with sensitive information:\n' +
+        'path1 [REDACTED]\\main.js\n' +
+        'phone1 +12223334455 ipsum\n' +
+        'group1 group(123456789) doloret\n' +
+        'path2 [REDACTED]\\js\\background.js.';
+      assert.equal(actual, expected);
+    });
   });
 });