PR Description Generator from Diff

{
  "diff": "diff --git a/src/utils.js b/src/utils.js\nindex 1234567..abcdefg 100644\n--- a/src/utils.js\n+++ b/src/utils.js\n@@ -10,6 +10,12 @@ function formatDate(date) {\n   return date.toISOString();\n }\n \n+function validateEmail(email) {\n+  const emailRegex = /^[^\\s@]+@[^\\s@]+\\.[^\\s@]+$/;\n+  return emailRegex.test(email);\n+}\n+\n+module.exports.validateEmail = validateEmail;\n+\n function parseJSON(str) {\n   try {\n     return JSON.parse(str);\n",
  "title": "Add email validation utility function"
}

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      "settlement_id": "0x7597bec621429a32cbbbc8f1e3ef17c777dd8866684e4a5ef9e12a1a8ed20524"
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    "provenance": {
      "source": "claude-haiku",
      "fetched_at": "2026-06-13T04:23:46.754Z"
    }
  },
  "title": "Add email validation utility function",
  "changes": [
    "Added `validateEmail(email)` function that uses regex pattern to validate email format",
    "Exported `validateEmail` function from utils module",
    "Pattern validates basic email structure: non-whitespace characters, @ symbol, domain, and TLD"
  ],
  "summary": "Introduces a new `validateEmail()` utility function that validates email addresses using a regular expression pattern. The function is exported from the utils module for use across the application.",
  "testing": [
    "Test with valid emails: 'user@example.com', 'test.name@domain.co.uk'",
    "Test with invalid emails: 'invalid', 'user@', '@example.com', 'user @example.com'",
    "Verify the function returns true for valid formats and false for invalid formats"
  ],
  "markdown": "## Description\nThis PR adds a new email validation utility function to the `utils` module. The function provides a simple, reusable way to validate email address formats across the application.\n\n## Changes\n- Added `validateEmail(email)` function that validates email addresses against a regex pattern\n- Exported the function from the utils module for public use\n- The regex pattern `/^[^\\s@]+@[^\\s@]+\\.[^\\s@]+$/` checks for:\n  - Non-whitespace characters before @\n  - @ symbol\n  - Non-whitespace domain name\n  - Dot followed by TLD\n\n## Testing\nPlease verify the function works correctly with:\n- **Valid emails:** `user@example.com`, `test.name@domain.co.uk`\n- **Invalid emails:** `invalid`, `user@`, `@example.com`, `user @example.com`",
  "related_issues": [],
  "breaking_changes": []
}