1 files changed, 44 insertions, 0 deletions
diff --git a/tools/generation/lib/case.py b/tools/generation/lib/case.py
new file mode 100644
index 000000000..f43d4f664
--- /dev/null
+++ b/tools/generation/lib/case.py
@@ -0,0 +1,44 @@
+# Copyright (C) 2016 the V8 project authors. All rights reserved.
+# This code is governed by the BSD license found in the LICENSE file.
+
+import re
+
+from util.find_comments import find_comments
+from util.parse_yaml import parse_yaml
+
+regionStartPattern = re.compile(r'-\s+(\S+)')
+
+class Case:
+    def __init__(self, file_name):
+        self.attribs = dict(meta=None, regions=dict())
+
+        with open(file_name) as handle:
+            self.attribs = self._parse(handle.read())
+
+    def _parse(self, source):
+        case = dict(meta=None, regions=dict())
+        region_name = None
+        region_start = 0
+        lines = source.split('\n')
+
+        for comment in find_comments(source):
+            meta = parse_yaml(comment['source'])
+            if meta:
+                case['meta'] = meta
+                continue
+
+            match = regionStartPattern.match(comment['source'])
+            if match:
+                if region_name:
+                    case['regions'][region_name] = \
+                        '\n'.join(lines[region_start:comment['lineno'] - 1])
+
+                region_name = match.group(1)
+                region_start = comment['lineno']
+                continue
+
+        if region_name:
+            case['regions'][region_name] = \
+                '\n'.join(lines[region_start:-1])
+
+        return case