brew.sh: avoid unnecessary 'cat'

Bash can read directly from a file in its command substitution.
This commit is contained in:
Martin Afanasjew 2016-04-06 01:36:36 +02:00
parent b2fe2945d3
commit d83cd56603

View File

@ -202,7 +202,7 @@ then
HOMEBREW_ANALYTICS_USER_UUID_FILE="$HOME/.homebrew_analytics_user_uuid"
if [[ -r "$HOMEBREW_ANALYTICS_USER_UUID_FILE" ]]
then
HOMEBREW_ANALYTICS_USER_UUID="$(cat "$HOMEBREW_ANALYTICS_USER_UUID_FILE")"
HOMEBREW_ANALYTICS_USER_UUID="$(<"$HOMEBREW_ANALYTICS_USER_UUID_FILE")"
else
HOMEBREW_ANALYTICS_USER_UUID="$(uuidgen)"
echo "$HOMEBREW_ANALYTICS_USER_UUID" > "$HOMEBREW_ANALYTICS_USER_UUID_FILE"