ohmyzsh/plugins/aliases/cheatsheet.py
2023-02-27 20:46:42 +01:00

68 lines
2.9 KiB
Python

#!/usr/bin/env python3
import sys
import itertools
import termcolor
import argparse
def parse(line):
left = line[0:line.find('=')].strip()
right = line[line.find('=')+1:].strip('\'"\n ')
try:
cmd = next(part for part in right.split() if len([char for char in '=<>' if char in part])==0)
except StopIteration:
cmd = right
return (left, right, cmd)
def cheatsheet(lines):
exps = [ parse(line) for line in lines ]
cheatsheet = {'_default': []}
for key, group in itertools.groupby(exps, lambda exp:exp[2]):
group_list = [ item for item in group ]
if len(group_list)==1:
target_aliases = cheatsheet['_default']
else:
if key not in cheatsheet:
cheatsheet[key] = []
target_aliases = cheatsheet[key]
target_aliases.extend(group_list)
return cheatsheet
def pretty_print_group(key, aliases, highlight=None, only_groupname=False):
if len(aliases) == 0:
return
group_hl_formatter = lambda g, hl: termcolor.colored(hl, 'yellow').join([termcolor.colored(part, 'red') for part in ('[%s]' % g).split(hl)])
alias_hl_formatter = lambda alias, hl: termcolor.colored(hl, 'yellow').join([termcolor.colored(part, 'green') for part in ('\t%s = %s' % alias[0:2]).split(hl)])
group_formatter = lambda g: termcolor.colored('[%s]' % g, 'red')
alias_formatter = lambda alias: termcolor.colored('\t%s = %s' % alias[0:2], 'green')
if highlight and len(highlight)>0:
print (group_hl_formatter(key, highlight))
if not only_groupname:
print ('\n'.join([alias_hl_formatter(alias, highlight) for alias in aliases]))
else:
print (group_formatter(key))
if not only_groupname:
print ('\n'.join([alias_formatter(alias) for alias in aliases]))
print ('')
def pretty_print(cheatsheet, wfilter, group_list=None, groups_only=False):
sorted_key = sorted(cheatsheet.keys())
for key in sorted_key:
if group_list and key not in group_list:
continue
aliases = cheatsheet.get(key)
if not wfilter:
pretty_print_group(key, aliases, wfilter, groups_only)
else:
pretty_print_group(key, [ alias for alias in aliases if alias[0].find(wfilter)>-1 or alias[1].find(wfilter)>-1], wfilter)
if __name__ == '__main__':
parser = argparse.ArgumentParser(description="Pretty print aliases.", prog="acs")
parser.add_argument('filter', nargs="*", metavar="<keyword>", help="search aliases matching keywords")
parser.add_argument('-g', '--group', dest="group_list", action='append', help="only print aliases in given groups")
parser.add_argument('--groups', dest='groups_only', action='store_true', help="only print alias groups")
args = parser.parse_args()
lines = sys.stdin.readlines()
group_list = args.group_list or None
wfilter = " ".join(args.filter) or None
pretty_print(cheatsheet(lines), wfilter, group_list, args.groups_only)