prompt: You will be provided with a partial code base and an issue statement explaining a problem to resolve.
  <issue>
  Regex assembler seems to be broken again.
  ### Describe the bug
  `util/regexp-assemble/regexp-assemble.py --log-level DEBUG update 942521`
  
  ```
  Processing 942521, chain offset 0
  detected processor: <class 'NoneType'>
  Found simple comment
  Found simple comment
  Found simple comment
  Found simple comment
  Found simple comment
  Found simple comment
  Found simple comment
  Found simple comment
  Found simple comment
  Found simple comment
  Found simple comment
  Found simple comment
  Found simple comment
  Found simple comment
  Found simple comment
  Found simple comment
  Found simple comment
  Found simple comment
  Found simple comment
  Found simple comment
  Found simple comment
  Found simple comment
  Found simple comment
  Found regular input '##!^ ^\n'
  Found regular input '##!+ i\n'
  Found simple comment
  Found simple comment
  Found regular input "[^']*?(?:'[^']*?'[^']*?)*?'\\s*(\\w+)\\b\n"
  Found regular input '[^\\"]*?(?:\\"[^\\"]*?\\"[^\\"]*?)*?\\"\\s*(\\w+)\\b\n'
  Found regular input '[^`]*?(?:`[^`]*?`[^`]*?)*?`\\s*(\\w+)\\b\n'
  processor will process: ['##!^ ^\n', '##!+ i\n', "[^']*?(?:'[^']*?'[^']*?)*?'\\s*(\\w+)\\b\n", '[^\\"]*?(?:\\"[^\\"]*?\\"[^\\"]*?)*?\\"\\s*(\\w+)\\b\n', '[^`]*?(?:`[^`]*?`[^`]*?)*?`\\s*(\\w+)\\b\n']
  preprocessed lines: ['##!^ ^\n', '##!+ i\n', "[^']*?(?:'[^']*?'[^']*?)*?'\\s*(\\w+)\\b\n", '[^\\"]*?(?:\\"[^\\"]*?\\"[^\\"]*?)*?\\"\\s*(\\w+)\\b\n', '[^`]*?(?:`[^`]*?`[^`]*?)*?`\\s*(\\w+)\\b\n']
  Completing assembly
  Running assembler with lines: ['##!^ ^', '##!+ i', "[^']*?(?:'[^']*?'[^']*?)*?'\\s*(\\w+)\\b", '[^\\"]*?(?:\\"[^\\"]*?\\"[^\\"]*?)*?\\"\\s*(\\w+)\\b', '[^`]*?(?:`[^`]*?`[^`]*?)*?`\\s*(\\w+)\\b']
  Assembler errors: b'', output b'(?i)^(?:[^\\"]*?(?:\\"[^\\"]*?\\"[^\\"]*?)*?\\"|[^\']*?(?:\'[^\']*?\'[^\']*?)*?\'|[^`]*?(?:`[^`]*?`[^`]*?)*?`)\\s*(\\w+)\\b\n'
  Completed assembly: (?i)^(?:[^\"]*?(?:\"[^\"]*?\"[^\"]*?)*?\"|[^']*?(?:'[^']*?'[^']*?)*?'|[^`]*?(?:`[^`]*?`[^`]*?)*?`)\s*(\w+)\b
  Traceback (most recent call last):
    File "util/regexp-assemble/regexp-assemble.py", line 227, in <module>
      namespace.func(namespace)
    File "util/regexp-assemble/regexp-assemble.py", line 146, in handle_update
      updater.run(False)
    File "/home/janek/crs-waf/coreruleset/util/regexp-assemble/lib/operators/updater.py", line 8, in run
      self.write_updates()
    File "/home/janek/crs-waf/coreruleset/util/regexp-assemble/lib/operators/updater.py", line 24, in write_updates
      with open(file_path, "w") as handle:
  FileNotFoundError: [Errno 2] No such file or directory: 'rules/rules/REQUEST-942-APPLICATION-ATTACK-SQLI.conf'
  ```
  
  It seems that there is double `rules/rules` so updating a rule doesn't work. 
  
  @theseion 
  
  </issue>
  <code>
  [start of util/regexp-assemble/lib/operators/updater.py]
  1 from msc_pyparser import MSCWriter
  2 from lib.operators.parser import Parser
  3 
  4 
  5 class Updater(Parser):
  6     def run(self, process_all: bool):
  7         self.perform_compare_or_update(process_all, self.update_regex)
  8         self.write_updates()
  9 
  10     def update_regex(
  11         self,
  12         rule_id: str,
  13         generated_regex: str,
  14         current_regex: str,
  15         config: dict,
  16         config_key: str,
  17     ):
  18         config[config_key] = generated_regex
  19 
  20     def write_updates(self):
  21         for rule_prefix, parser in self.parsers.items():
  22             writer = MSCWriter(parser.configlines)
  23             file_path = self.context.rules_directory / self.prefix_to_file_map[rule_prefix]
  24             with open(file_path, "w") as handle:
  25                 writer.generate()
  26                 # add extra new line at the end of file
  27                 writer.output.append("")
  28                 handle.write("\n".join(writer.output))
  29
  [end of util/regexp-assemble/lib/operators/updater.py]
  </code>
  
  I need you to solve this issue by generating a single patch file that I can apply directly to this repository using git apply. Please respond with a single patch file in the following format.
  <patch>
  diff --git a/file.py b/file.py
  --- a/file.py
  +++ b/file.py
  @@ -1,27 +1,35 @@
   def euclidean(a, b):
  -    while b:
  -        a, b = b, a % b
  -    return a
  +    if b == 0:
  +        return a
  +    return euclidean(b, a % b)
   
   
   def bresenham(x0, y0, x1, y1):
       points = []
       dx = abs(x1 - x0)
       dy = abs(y1 - y0)
  -    sx = 1 if x0 < x1 else -1
  -    sy = 1 if y0 < y1 else -1
  -    err = dx - dy
  +    x, y = x0, y0
  +    sx = -1 if x0 > x1 else 1
  +    sy = -1 if y0 > y1 else 1
   
  -    while True:
  -        points.append((x0, y0))
  -        if x0 == x1 and y0 == y1:
  -            break
  -        e2 = 2 * err
  -        if e2 > -dy:
  -            err -= dy
  -            x0 += sx
  -        if e2 < dx:
  -            err += dx
  -            y0 += sy
  +    if dx > dy:
  +        err = dx / 2.0
  +        while x != x1:
  +            points.append((x, y))
  +            err -= dy
  +            if err < 0:
  +                y += sy
  +                err += dx
  +            x += sx
  +    else:
  +        err = dy / 2.0
  +        while y != y1:
  +            points.append((x, y))
  +            err -= dx
  +            if err < 0:
  +                x += sx
  +                err += dy
  +            y += sy
  +
  +    points.append((x, y))
       return points
  
  </patch>
golden_diff: diff --git a/util/regexp-assemble/lib/operators/updater.py b/util/regexp-assemble/lib/operators/updater.py
  --- a/util/regexp-assemble/lib/operators/updater.py
  +++ b/util/regexp-assemble/lib/operators/updater.py
  @@ -20,8 +20,7 @@
       def write_updates(self):
           for rule_prefix, parser in self.parsers.items():
               writer = MSCWriter(parser.configlines)
  -            file_path = self.context.rules_directory / self.prefix_to_file_map[rule_prefix]
  -            with open(file_path, "w") as handle:
  +            with self.prefix_to_file_map[rule_prefix].open("w") as handle:
                   writer.generate()
                   # add extra new line at the end of file
                   writer.output.append("")
  
verification_info: {"golden_diff": "diff --git a/util/regexp-assemble/lib/operators/updater.py b/util/regexp-assemble/lib/operators/updater.py\n--- a/util/regexp-assemble/lib/operators/updater.py\n+++ b/util/regexp-assemble/lib/operators/updater.py\n@@ -20,8 +20,7 @@\n     def write_updates(self):\n         for rule_prefix, parser in self.parsers.items():\n             writer = MSCWriter(parser.configlines)\n-            file_path = self.context.rules_directory / self.prefix_to_file_map[rule_prefix]\n-            with open(file_path, \"w\") as handle:\n+            with self.prefix_to_file_map[rule_prefix].open(\"w\") as handle:\n                 writer.generate()\n                 # add extra new line at the end of file\n                 writer.output.append(\"\")\n", "issue": "Regex assembler seems to be broken again.\n### Describe the bug\r\n`util/regexp-assemble/regexp-assemble.py --log-level DEBUG update 942521`\r\n\r\n```\r\nProcessing 942521, chain offset 0\r\ndetected processor: <class 'NoneType'>\r\nFound simple comment\r\nFound simple comment\r\nFound simple comment\r\nFound simple comment\r\nFound simple comment\r\nFound simple comment\r\nFound simple comment\r\nFound simple comment\r\nFound simple comment\r\nFound simple comment\r\nFound simple comment\r\nFound simple comment\r\nFound simple comment\r\nFound simple comment\r\nFound simple comment\r\nFound simple comment\r\nFound simple comment\r\nFound simple comment\r\nFound simple comment\r\nFound simple comment\r\nFound simple comment\r\nFound simple comment\r\nFound simple comment\r\nFound regular input '##!^ ^\\n'\r\nFound regular input '##!+ i\\n'\r\nFound simple comment\r\nFound simple comment\r\nFound regular input \"[^']*?(?:'[^']*?'[^']*?)*?'\\\\s*(\\\\w+)\\\\b\\n\"\r\nFound regular input '[^\\\\\"]*?(?:\\\\\"[^\\\\\"]*?\\\\\"[^\\\\\"]*?)*?\\\\\"\\\\s*(\\\\w+)\\\\b\\n'\r\nFound regular input '[^`]*?(?:`[^`]*?`[^`]*?)*?`\\\\s*(\\\\w+)\\\\b\\n'\r\nprocessor will process: ['##!^ ^\\n', '##!+ i\\n', \"[^']*?(?:'[^']*?'[^']*?)*?'\\\\s*(\\\\w+)\\\\b\\n\", '[^\\\\\"]*?(?:\\\\\"[^\\\\\"]*?\\\\\"[^\\\\\"]*?)*?\\\\\"\\\\s*(\\\\w+)\\\\b\\n', '[^`]*?(?:`[^`]*?`[^`]*?)*?`\\\\s*(\\\\w+)\\\\b\\n']\r\npreprocessed lines: ['##!^ ^\\n', '##!+ i\\n', \"[^']*?(?:'[^']*?'[^']*?)*?'\\\\s*(\\\\w+)\\\\b\\n\", '[^\\\\\"]*?(?:\\\\\"[^\\\\\"]*?\\\\\"[^\\\\\"]*?)*?\\\\\"\\\\s*(\\\\w+)\\\\b\\n', '[^`]*?(?:`[^`]*?`[^`]*?)*?`\\\\s*(\\\\w+)\\\\b\\n']\r\nCompleting assembly\r\nRunning assembler with lines: ['##!^ ^', '##!+ i', \"[^']*?(?:'[^']*?'[^']*?)*?'\\\\s*(\\\\w+)\\\\b\", '[^\\\\\"]*?(?:\\\\\"[^\\\\\"]*?\\\\\"[^\\\\\"]*?)*?\\\\\"\\\\s*(\\\\w+)\\\\b', '[^`]*?(?:`[^`]*?`[^`]*?)*?`\\\\s*(\\\\w+)\\\\b']\r\nAssembler errors: b'', output b'(?i)^(?:[^\\\\\"]*?(?:\\\\\"[^\\\\\"]*?\\\\\"[^\\\\\"]*?)*?\\\\\"|[^\\']*?(?:\\'[^\\']*?\\'[^\\']*?)*?\\'|[^`]*?(?:`[^`]*?`[^`]*?)*?`)\\\\s*(\\\\w+)\\\\b\\n'\r\nCompleted assembly: (?i)^(?:[^\\\"]*?(?:\\\"[^\\\"]*?\\\"[^\\\"]*?)*?\\\"|[^']*?(?:'[^']*?'[^']*?)*?'|[^`]*?(?:`[^`]*?`[^`]*?)*?`)\\s*(\\w+)\\b\r\nTraceback (most recent call last):\r\n  File \"util/regexp-assemble/regexp-assemble.py\", line 227, in <module>\r\n    namespace.func(namespace)\r\n  File \"util/regexp-assemble/regexp-assemble.py\", line 146, in handle_update\r\n    updater.run(False)\r\n  File \"/home/janek/crs-waf/coreruleset/util/regexp-assemble/lib/operators/updater.py\", line 8, in run\r\n    self.write_updates()\r\n  File \"/home/janek/crs-waf/coreruleset/util/regexp-assemble/lib/operators/updater.py\", line 24, in write_updates\r\n    with open(file_path, \"w\") as handle:\r\nFileNotFoundError: [Errno 2] No such file or directory: 'rules/rules/REQUEST-942-APPLICATION-ATTACK-SQLI.conf'\r\n```\r\n\r\nIt seems that there is double `rules/rules` so updating a rule doesn't work. \r\n\r\n@theseion \n", "before_files": [{"content": "from msc_pyparser import MSCWriter\nfrom lib.operators.parser import Parser\n\n\nclass Updater(Parser):\n    def run(self, process_all: bool):\n        self.perform_compare_or_update(process_all, self.update_regex)\n        self.write_updates()\n\n    def update_regex(\n        self,\n        rule_id: str,\n        generated_regex: str,\n        current_regex: str,\n        config: dict,\n        config_key: str,\n    ):\n        config[config_key] = generated_regex\n\n    def write_updates(self):\n        for rule_prefix, parser in self.parsers.items():\n            writer = MSCWriter(parser.configlines)\n            file_path = self.context.rules_directory / self.prefix_to_file_map[rule_prefix]\n            with open(file_path, \"w\") as handle:\n                writer.generate()\n                # add extra new line at the end of file\n                writer.output.append(\"\")\n                handle.write(\"\\n\".join(writer.output))\n", "path": "util/regexp-assemble/lib/operators/updater.py"}]}