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install.sh: Ensure that the `--quiet` option is available before trying to use it. 

Fixes #738, #657.
master
Jordan Harband 2015-04-22 00:40:27 -07:00
parent 64c88ce62e
commit 356ac7a697
1 changed files with 6 additions and 1 deletions
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7
install.sh
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@ -71,7 +71,12 @@ install_nvm_from_git() {
fi
cd "$NVM_DIR" && command git checkout --quiet $(nvm_latest_version)
if [ ! -z "$(cd "$NVM_DIR" && git show-ref refs/heads/master)" ]; then
cd "$NVM_DIR" && command git branch --quiet -D master >/dev/null 2>&1
if git branch --quiet 2>/dev/null; then
cd "$NVM_DIR" && command git branch --quiet -D master >/dev/null 2>&1
else
echo >&2 "Your version of git is out of date. Please update it!"
cd "$NVM_DIR" && command git branch -D master >/dev/null 2>&1
fi
fi
return
}