mirror of
https://github.com/Erreur32/cheat.git
synced 2024-11-19 02:10:42 +01:00
56 lines
1.4 KiB
Python
56 lines
1.4 KiB
Python
import os
|
|
import sys
|
|
|
|
|
|
def colorize(sheet_content):
|
|
""" Colorizes cheatsheet content if so configured """
|
|
|
|
# only colorize if so configured
|
|
if not 'CHEATCOLORS' in os.environ:
|
|
return sheet_content
|
|
|
|
try:
|
|
from pygments import highlight
|
|
from pygments.lexers import BashLexer
|
|
from pygments.formatters import TerminalFormatter
|
|
|
|
# if pygments can't load, just return the uncolorized text
|
|
except ImportError:
|
|
return sheet_content
|
|
|
|
return highlight(sheet_content, BashLexer(), TerminalFormatter())
|
|
|
|
|
|
def die(message):
|
|
""" Prints a message to stderr and then terminates """
|
|
warn(message)
|
|
exit(1)
|
|
|
|
|
|
def editor():
|
|
""" Determines the user's preferred editor """
|
|
if 'EDITOR' not in os.environ:
|
|
die(
|
|
'In order to create/edit a cheatsheet you must set your EDITOR '
|
|
'environment variable to your editor\'s path.'
|
|
)
|
|
|
|
elif os.environ['EDITOR'] == "":
|
|
die(
|
|
'Your EDITOR environment variable is set to an empty string. It must '
|
|
'be set to your editor\'s path.'
|
|
)
|
|
|
|
else:
|
|
return os.environ['EDITOR']
|
|
|
|
|
|
def prompt_yes_or_no(question):
|
|
""" Prompts the user with a yes-or-no question """
|
|
print(question)
|
|
return raw_input('[y/n] ') == 'y'
|
|
|
|
|
|
def warn(message):
|
|
""" Prints a message to stderr """
|
|
print >> sys.stderr, (message)
|