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#!/usr/bin/env python3 |
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# -*- coding: utf-8 -*- |
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"""Select a gitignore for the current directory""" |
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from pathlib import Path |
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from shutil import copy |
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import subprocess |
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import sys |
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from tempfile import NamedTemporaryFile |
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try: |
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from appdirs import user_data_dir |
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GI_DIR = Path(user_data_dir("gitignore")) |
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except ImportError: |
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from os import getenv |
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GI_DIR = Path(f"{getenv('HOME')}/templates/gitignore") |
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def dir_yield(path: Path): |
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"""recursively yield from all directories in the gitignore repo""" |
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for entry in path.iterdir(): |
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if entry.is_dir() and "git" not in entry.name: |
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yield from dir_yield(entry.resolve()) |
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elif not entry.name.endswith(".gitignore"): |
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continue |
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yield entry.resolve() |
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def get_gitignores(): |
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"""download the gitignore repository if it doesn't exist""" |
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try: |
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# HACK: this checks if the dir: doesn't exist OR exists and is empty |
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if not GI_DIR.exists() or (not GI_DIR.exists() and not any(GI_DIR.iterdir())): |
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GI_DIR.mkdir(parents=True) |
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print("Cloning gitignore repository...") |
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subprocess.run( |
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["git", "clone", "https://github.com/github/gitignore", GI_DIR], |
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check=True, |
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) |
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print(f"gitignores cloned to '{GI_DIR}'") |
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return |
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except PermissionError as err: |
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raise NotImplementedError from err |
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except subprocess.CalledProcessError as err: |
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raise NotImplementedError from err |
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def select_gitignore(options): |
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"""interactively select a gitignore with fzf""" |
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chosen = "" |
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try: |
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with NamedTemporaryFile(mode="w+") as tmpfile: |
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# add options to file to pipe into fzf |
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with open(tmpfile.name, "w+", encoding="utf-8") as tmp: |
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for lang in options: |
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tmp.write(lang + "\n") |
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tmp.seek(0) |
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# decode the output to a string and strip the newline |
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chosen = ( |
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subprocess.check_output( |
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f"cat {tmpfile.name} | fzf +m -i", shell=True |
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) |
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.decode(sys.stdout.encoding) |
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.strip() |
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) |
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except PermissionError as err: |
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raise NotImplementedError from err |
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except subprocess.CalledProcessError as err: |
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if not chosen: |
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sys.exit() |
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raise NotImplementedError from err |
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return chosen |
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def main(): |
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"""select a gitignore""" |
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# dict comprehension where key is the filename w/o gitignore and value is file path |
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get_gitignores() |
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gitignores = { |
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f.name.replace(".gitignore", ""): f.resolve() for f in dir_yield(GI_DIR) |
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} |
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# use argument if one is provided, otherwise choose interactively |
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try: |
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chosen = sys.argv[1] |
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except IndexError: |
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chosen = select_gitignore(gitignores).casefold() |
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try: |
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# change all dict keys to lowercase |
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gitignores = {name.lower(): loc for name, loc in gitignores.items()} |
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copy(gitignores[chosen], "./.gitignore") |
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except KeyError: |
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print(f"'{chosen}' is not a valid gitignore type.") |
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sys.exit(1) |
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if __name__ == "__main__": |
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main() |
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sudo-julia /
dvnv
