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feat: require package.json for node_version

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This commit is contained in:
Max Zawisa 2023-01-06 23:06:44 -05:00
parent 4b19aa47f1
commit 0f20578bfd
2 changed files with 16 additions and 2 deletions
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11
powerline_shell/segments/node_version.py
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@ -1,5 +1,5 @@
import subprocess
from ..utils import ThreadedSegment
from ..utils import ThreadedSegment, find_upwards
class Segment(ThreadedSegment):
@ -12,7 +12,14 @@ class Segment(ThreadedSegment):
def add_to_powerline(self):
self.join()
require_package = self.powerline.segment_conf("node_version", "require_package", False)
chars = int(self.powerline.segment_conf("node_version", "chars", 10))
has_package = find_upwards("package.json") != None
if require_package and not has_package:
return
if not self.version:
return
# FIXME no hard-coded colors
self.powerline.append("node " + self.version, 15, 18)
self.powerline.append(" node " + self.version[:chars], 15, 18)

7
powerline_shell/utils.py
View file

@ -1,6 +1,7 @@
import sys
import os
import threading
from pathlib import Path
py3 = sys.version_info[0] == 3
@ -150,3 +151,9 @@ def get_git_subprocess_env():
# Otherwise we may be unable to parse the output.
return get_subprocess_env(LANG="C")
def find_upwards(filename: str, cwd: Path = Path.cwd()) -> Path | None:
if cwd == Path(cwd.root) or cwd == cwd.parent:
return None
fullpath = cwd / filename
return fullpath if fullpath.exists() else find_upwards(filename, cwd.parent)