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Fix crash when using cfg on empty/new configs 

Fixes #19.
This commit is contained in:
rlaphoenix 2023-02-07 20:44:34 +00:00
parent f7683173f8
commit 1fa3ba61c8
1 changed files with 4 additions and 0 deletions
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4
devine/commands/cfg.py
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@ -45,6 +45,10 @@ def cfg(ctx: click.Context, key: str, value: str, unset: bool, list_: bool) -> N
if not data: if not data:
log.warning(f"{config_path} has no configuration data, yet") log.warning(f"{config_path} has no configuration data, yet")
# yaml.load() returns `None` if the input data is blank instead of a usable object
# force a usable object by making one and removing the only item within it
data = yaml.load("""__TEMP__: null""")
del data["__TEMP__"]
if list_: if list_:
yaml.dump(data, sys.stdout) yaml.dump(data, sys.stdout)