#320 Add the fix_file rule

thefuck/rules/fix_file.py

@@ -0,0 +1,61 @@
+import re
+from thefuck.utils import memoize
+from thefuck import shells
+
+
+patterns = (
+        # js, node:
+        '^    at {file}:{line}:{col}',
+        # cargo:
+        '^   {file}:{line}:{col}',
+        # python, thefuck:
+        '^  File "{file}", line {line}',
+        # awk:
+        '^awk: {file}:{line}:',
+        # git
+        '^fatal: bad config file line {line} in {file}',
+        # llc:
+        '^llc: {file}:{line}:{col}:',
+        # lua:
+        '^lua: {file}:{line}:',
+        # fish:
+        '^{file} \(line {line}\):',
+        # bash, sh, ssh:
+        '^{file}: line {line}: ',
+        # ghc, make, ruby, zsh:
+        '^{file}:{line}:',
+        # cargo, clang, gcc, go, rustc:
+        '^{file}:{line}:{col}',
+        # perl:
+        'at {file} line {line}',
+    )
+
+
+# for the sake of readability do not use named groups above
+def _make_pattern(pattern):
+    pattern = pattern.replace('{file}', '(?P<file>[^:\n]+)')
+    pattern = pattern.replace('{line}', '(?P<line>[0-9]+)')
+    pattern = pattern.replace('{col}',  '(?P<col>[0-9]+)')
+    return re.compile(pattern, re.MULTILINE)
+patterns = [_make_pattern(p) for p in patterns]
+
+
+@memoize
+def _search(stderr):
+    for pattern in patterns:
+        m = re.search(pattern, stderr)
+        if m:
+            return m
+
+
+def match(command, settings):
+    return _search(command.stderr)
+
+
+def get_new_command(command, settings):
+    m = _search(command.stderr)
+
+    # Note: there does not seem to be a standard for columns, so they are just
+    # ignored for now
+    return shells.and_('$EDITOR {} +{}'.format(m.group('file'), m.group('line')),
+                       command.script)