fix: CJS Module Lexer version parser issue

Signed-off-by: Jefferson <[email protected]>

fix: CJS Module Lexer version parser issue

Author: riosje

dep_checker/dependencies.py

@@ -130,8 +130,11 @@ def get_cpe(self, repo_path: Path) -> Optional[str]:
         npm_name="corepack",
     ),
     "CJS Module Lexer": Dependency(
-        version_parser=lambda repo_path: vp.get_cjs_lexer_version_old(repo_path) \
-            if "v20" in str(repo_path) else vp.get_cjs_lexer_version(repo_path),
+        version_parser=lambda repo_path: (
+            vp.get_cjs_lexer_version(repo_path) 
+            if int(vp.get_node_version(repo_path).split(".")[0]) > 20 
+            else vp.get_cjs_lexer_version_old(repo_path)
+        ),
         cpe=None,
         keyword="cjs-module-lexer",
         npm_name="cjs-module-lexer",

dep_checker/versions_parser.py

@@ -242,3 +242,17 @@ def get_ada_version(repo_path: Path) -> str:
         if matches is None:
             raise RuntimeError("Error extracting version number for ada")
         return matches.groupdict()["version"]
+
+def get_node_version(repo_path: Path) -> str:
+    """
+    Parses src/node_version.h and returns the Node.js version as a string (e.g., '20.19.4').
+    """
+    version_file = repo_path / "src/node_version.h"
+    with open(version_file, "r") as f:
+        content = f.read()
+        major = re.search(r"#define NODE_MAJOR_VERSION (\d+)", content)
+        minor = re.search(r"#define NODE_MINOR_VERSION (\d+)", content)
+        patch = re.search(r"#define NODE_PATCH_VERSION (\d+)", content)
+        if not (major and minor and patch):
+            raise RuntimeError(f"Error extracting Node.js version from {version_file}")
+        return f"{major.group(1)}.{minor.group(1)}.{patch.group(1)}"