[nobump] Added plugin minor version auto-increment

scripts/pre-commit

@@ -0,0 +1,135 @@
+#!/usr/bin/env python3
+import json
+import re
+import subprocess
+import sys
+from pathlib import Path
+
+REPO_ROOT = Path(subprocess.check_output(["git", "rev-parse", "--show-toplevel"], text=True).strip())
+PLUGIN_JSON_PATH = REPO_ROOT / "plugin.json"
+
+STOP_PATTERNS = [
+    r"\[no[-_ ]?bump\]",
+    r"\[skip[-_ ]?bump\]",
+    r"\[no[-_ ]?version[-_ ]?bump\]",
+    r"\[skip[-_ ]?version\]",
+    r"\bno[-_ ]bump\b",
+    r"\bskip[-_ ]bump\b",
+    r"\bno[-_ ]version[-_ ]bump\b",
+]
+
+
+def increment_patch_version(version_str: str) -> str:
+    match = re.fullmatch(r"^(\d+)\.(\d+)\.(\d+)(.*)$", version_str.strip())
+    if not match:
+        raise ValueError(f"Version '{version_str}' does not match x.y.z format")
+    major, minor, patch, suffix = match.groups()
+    new_patch = int(patch) + 1
+    return f"{major}.{minor}.{new_patch}{suffix}"
+
+
+def get_head_version() -> str | None:
+    res = subprocess.run(
+        ["git", "rev-parse", "--verify", "HEAD"],
+        cwd=REPO_ROOT,
+        stdout=subprocess.DEVNULL,
+        stderr=subprocess.DEVNULL,
+    )
+    if res.returncode != 0:
+        return None
+
+    show_res = subprocess.run(
+        ["git", "show", "HEAD:plugin.json"],
+        cwd=REPO_ROOT,
+        stdout=subprocess.PIPE,
+        stderr=subprocess.DEVNULL,
+        text=True,
+    )
+    if show_res.returncode != 0:
+        return None
+
+    try:
+        head_data = json.loads(show_res.stdout)
+        return str(head_data.get("version")) if "version" in head_data else None
+    except json.JSONDecodeError:
+        return None
+
+
+def should_skip_from_commit_msg() -> bool:
+    # 1. Check GIT_PARAMS / COMMIT_EDITMSG / MERGE_MSG
+    candidates = [
+        REPO_ROOT / ".git" / "COMMIT_EDITMSG",
+        REPO_ROOT / ".git" / "MERGE_MSG",
+    ]
+    for p in candidates:
+        if p.exists():
+            content = p.read_text(encoding="utf-8", errors="replace")
+            lines = [line for line in content.splitlines() if not line.strip().startswith("#")]
+            text = " ".join(lines)
+            for pattern in STOP_PATTERNS:
+                if re.search(pattern, text, re.IGNORECASE):
+                    return True
+
+    # 2. Check process command-line arguments (e.g. git commit -m "...")
+    try:
+        # On Linux, inspect parent process /proc cmdline
+        ppid = subprocess.check_output(["ps", "-o", "ppid=", "-p", str(Path("/proc/self").resolve().name)], text=True).strip()
+        cmdline_path = Path(f"/proc/{ppid}/cmdline")
+        if cmdline_path.exists():
+            cmd_args = cmdline_path.read_bytes().decode("utf-8", errors="replace")
+            for pattern in STOP_PATTERNS:
+                if re.search(pattern, cmd_args, re.IGNORECASE):
+                    return True
+    except Exception:
+        pass
+
+    return False
+
+
+def main() -> int:
+    # Don't auto-bump during merge/rebase in progress
+    if (REPO_ROOT / ".git" / "MERGE_HEAD").exists() or (REPO_ROOT / ".git" / "rebase-merge").exists():
+        return 0
+
+    if should_skip_from_commit_msg():
+        print("pre-commit: stop word detected in commit message, skipping version bump")
+        return 0
+
+    if not PLUGIN_JSON_PATH.exists():
+        return 0
+
+    try:
+        data = json.loads(PLUGIN_JSON_PATH.read_text(encoding="utf-8"))
+        current_version = str(data.get("version", ""))
+    except Exception as e:
+        print(f"pre-commit: failed to parse {PLUGIN_JSON_PATH}: {e}", file=sys.stderr)
+        return 1
+
+    head_version = get_head_version()
+
+    # Skip if version was manually changed (differs from HEAD)
+    if head_version is not None and current_version != head_version:
+        print(
+            f"pre-commit: version already modified ({head_version} -> {current_version}), skipping auto-increment"
+        )
+        return 0
+
+    try:
+        new_version = increment_patch_version(current_version)
+        data["version"] = new_version
+        PLUGIN_JSON_PATH.write_text(json.dumps(data, indent=2) + "\n", encoding="utf-8")
+    except Exception as e:
+        print(f"pre-commit: failed to bump version in {PLUGIN_JSON_PATH}: {e}", file=sys.stderr)
+        return 1
+
+    res = subprocess.run(["git", "add", str(PLUGIN_JSON_PATH)], cwd=REPO_ROOT)
+    if res.returncode != 0:
+        print("pre-commit: failed to stage plugin.json", file=sys.stderr)
+        return res.returncode
+
+    print(f"pre-commit: bumped version {current_version} -> {new_version}")
+    return 0
+
+
+if __name__ == "__main__":
+    sys.exit(main())