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ensure nvm.sh really exist at the directory determined

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This commit is contained in:
Joel Chen 2016-12-29 02:04:49 -08:00
parent af276b80fe
commit d4f6c201cb
1 changed files with 18 additions and 0 deletions
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18
nvm-exec
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@ -1,7 +1,15 @@
#!/usr/bin/env bash #!/usr/bin/env bash
function nvm_fail() {
echo "$1" >&2
exit 127
}
has_realpath=""
function find_nvm_dir() { function find_nvm_dir() {
if which realpath >& /dev/null; then if which realpath >& /dev/null; then
has_realpath=yes
dirname "$(realpath "$0")" dirname "$(realpath "$0")"
else else
command cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd command cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd
@ -10,6 +18,16 @@ function find_nvm_dir() {
DIR="$(find_nvm_dir)" DIR="$(find_nvm_dir)"
function check_nvm_sh() {
if [ ! -f "$DIR/nvm.sh" ]; then
local rp_msg=""
[ "$has_realpath" == "yes" ] || rp_msg="; missing realpath command for finding nvm-exec's realpath to search for nvm.sh"
nvm_fail "Unable to find nvm.sh at $DIR$rp_msg"
fi
}
check_nvm_sh
# shellcheck disable=SC1090 # shellcheck disable=SC1090
\. "$DIR/nvm.sh" --no-use \. "$DIR/nvm.sh" --no-use