decathorpe/rust2rpm
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respect VISUAL/EDITOR variables and fallback to vi

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Signed-off-by: Igor Gnatenko <ignatenkobrain@fedoraproject.org>
This commit is contained in:
Igor Gnatenko 2017-02-17 21:09:14 +01:00
parent ce5a8204d4
commit 98b6cc73d5
1 changed files with 17 additions and 3 deletions
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20
rust2rpm/__main__.py
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@ -37,6 +37,7 @@ class RaiseExtension(jinja2.ext.Extension):
def _raise(self, msg, caller): def _raise(self, msg, caller):
raise jinja2.exceptions.TemplateRuntimeError(msg) raise jinja2.exceptions.TemplateRuntimeError(msg)
DEFAULT_EDITOR = "vi"
XDG_CACHE_HOME = os.getenv("XDG_CACHE_HOME", os.path.expanduser("~/.cache")) XDG_CACHE_HOME = os.getenv("XDG_CACHE_HOME", os.path.expanduser("~/.cache"))
CACHEDIR = os.path.join(XDG_CACHE_HOME, "rust2rpm") CACHEDIR = os.path.join(XDG_CACHE_HOME, "rust2rpm")
API_URL = "https://crates.io/api/v1/" API_URL = "https://crates.io/api/v1/"
@ -175,6 +176,21 @@ JINJA_ENV = jinja2.Environment(undefined=jinja2.StrictUndefined,
extensions=[RaiseExtension], extensions=[RaiseExtension],
trim_blocks=True, lstrip_blocks=True) trim_blocks=True, lstrip_blocks=True)
def detect_editor():
terminal = os.getenv("TERM")
terminal_is_dumb = terminal is None or terminal == "dumb"
editor = None
if not terminal_is_dumb:
editor = os.getenv("VISUAL")
if editor is None:
editor = os.getenv("EDITOR")
if editor is None:
if terminal_is_dumb:
raise Exception("Terminal is dumb, but EDITOR unset")
else:
editor = DEFAULT_EDITOR
return editor
def file_mtime(path): def file_mtime(path):
t = datetime.fromtimestamp(os.stat(path).st_mtime, timezone.utc) t = datetime.fromtimestamp(os.stat(path).st_mtime, timezone.utc)
return t.astimezone().isoformat() return t.astimezone().isoformat()
@ -190,9 +206,7 @@ def main():
args = parser.parse_args() args = parser.parse_args()
if args.patch: if args.patch:
editor = os.getenv("EDITOR") editor = detect_editor()
if editor is None:
raise Exception("-p, --patch requires $EDITOR environment variable to be set")
if args.version is None: if args.version is None:
# Now we need to get latest version # Now we need to get latest version