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feat: add --json output mode #55

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feat: add --json output mode #55

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98 changes: 62 additions & 36 deletions git_context/__init__.py
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Original file line number Diff line number Diff line change
Expand Up @@ -8,6 +8,7 @@
"""

import argparse
import json
import os
import subprocess
import sys
Expand Down Expand Up @@ -127,67 +128,92 @@ def main():
p.add_argument('--files', action='store_true', help='Include source file contents')
p.add_argument('--log', type=int, default=20, help='Number of recent commits (default: 20, 0=skip)')
p.add_argument('--output', '-o', help='Write to file instead of stdout')
p.add_argument('--json', action='store_true', help='Output as JSON')
p.add_argument('--dir', default=os.getcwd(), help='Target directory (default: cwd)')
args = p.parse_args()

target = os.path.abspath(args.dir)
if not os.path.isdir(os.path.join(target, '.git')):
print(f"❌ Not a git repo: {target}", file=sys.stderr)
print(f"Not a git repo: {target}", file=sys.stderr)
sys.exit(1)

repo_name = os.path.basename(target)
sections = []
sections.append(f"# git-context: {repo_name}")
sections.append(f"Generated: {datetime.now().strftime('%Y-%m-%d %H:%M:%S')}")
sections.append(f"Path: {target}")
sections.append("")

# Git info
# Gather all data
branch = run(["git", "rev-parse", "--abbrev-ref", "HEAD"], target)
remote = run(["git", "remote", "get-url", "origin"], target)
sections.append(f"## Git Info\n- Branch: `{branch}`")
sections.append(f"- Remote: {remote}")

has_unstaged = run(["git", "diff", "--stat"], target)
has_staged = run(["git", "diff", "--cached", "--stat"], target)
status = ""
if has_unstaged: status += f"\n- Unstaged changes: {has_unstaged.split(chr(10))[-1]}"
if has_staged: status += f"\n- Staged changes: {has_staged.split(chr(10))[-1]}"
if not has_unstaged and not has_staged:
status += "\n- Working tree: clean"
sections.append(status)

# Recent commits
working_tree = "clean"
if has_unstaged:
working_tree = f"unstaged: {has_unstaged.split(chr(10))[-1]}"
if has_staged:
working_tree = f"staged: {has_staged.split(chr(10))[-1]}"
if has_unstaged and has_staged:
working_tree = f"unstaged: {has_unstaged.split(chr(10))[-1]}; staged: {has_staged.split(chr(10))[-1]}"

log_lines = []
if args.log > 0:
log = run(["git", "log", f"--max-count={args.log}", "--oneline", "--graph",
"--pretty=format:%h %d %s (%an, %ar)"], target)
if log:
sections.append(f"\n## Recent Commits (last {args.log})")
sections.append(f"```\n{log}\n```")
log_raw = run(["git", "log", f"--max-count={args.log}", "--oneline", "--graph",
"--pretty=format:%h %d %s (%an, %ar)"], target)
log_lines = log_raw.split("\n") if log_raw else []

# Branch topology
branches = run(["git", "branch", "-a"], target)
if branches:
sections.append("\n## Branches")
sections.append(f"```\n{branches}\n```")
branches_raw = run(["git", "branch", "-a"], target)
branches_list = [b.strip() for b in branches_raw.split("\n") if b.strip()] if branches_raw else []

# Directory tree
tree_out = tree(target, ignored=DEFAULT_IGNORE, depth=args.depth)
sections.append(f"\n## Project Structure (depth={args.depth})")
sections.append(f"```\n{tree_out}\n```")

# File contents
contents = ""
if args.files:
contents = file_contents(target)
if contents:

if args.json:
data = {
"tool": "git-context",
"repo": repo_name,
"generated": datetime.now().strftime('%Y-%m-%d %H:%M:%S'),
"path": target,
"git": {
"branch": branch,
"remote": remote,
"working_tree": working_tree
},
"commits": log_lines,
"branches": branches_list,
"tree": tree_out.strip(),
"file_contents": contents.strip() if contents else None
}
output = json.dumps(data, indent=2)
else:
sections = []
sections.append(f"# git-context: {repo_name}")
sections.append(f"Generated: {datetime.now().strftime('%Y-%m-%d %H:%M:%S')}")
sections.append(f"Path: {target}")
sections.append("")
sections.append(f"## Git Info\n- Branch: `{branch}`")
sections.append(f"- Remote: {remote}")
status = ""
if has_unstaged: status += f"\n- Unstaged changes: {has_unstaged.split(chr(10))[-1]}"
if has_staged: status += f"\n- Staged changes: {has_staged.split(chr(10))[-1]}"
if not has_unstaged and not has_staged:
status += "\n- Working tree: clean"
sections.append(status)
if args.log > 0 and log_lines:
sections.append(f"\n## Recent Commits (last {args.log})")
sections.append(f"```\n{chr(10).join(log_lines)}\n```")
if branches_list:
sections.append("\n## Branches")
sections.append(f"```\n{chr(10).join(branches_list)}\n```")
sections.append(f"\n## Project Structure (depth={args.depth})")
sections.append(f"```\n{tree_out}\n```")
if args.files and contents:
sections.append("\n## File Contents")
sections.append(contents)
output = "\n".join(sections)

output = "\n".join(sections)

if args.output:
Path(args.output).write_text(output)
print(f"✅ Written to {args.output}")
print(f"Written to {args.output}")
else:
print(output)

Expand Down