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Merge pull request #81 from eric/empty_path_to_remove_in_which

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Deal with an empty result from expand_path
This commit is contained in:
Joshua Peek 2011-09-09 15:05:34 -07:00
commit 5ad45afe5e
1 changed files with 5 additions and 0 deletions
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5
libexec/rbenv-which
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@ -16,6 +16,11 @@ remove_from_path() {
local path_to_remove="$(expand_path "$1")" local path_to_remove="$(expand_path "$1")"
local result="" local result=""
if [ -z "$path_to_remove" ]; then
echo "${PATH}"
return
fi
for path in ${PATH//:/$'\n'}; do for path in ${PATH//:/$'\n'}; do
path="$(expand_path "$path" || true)" path="$(expand_path "$path" || true)"
if [ -n "$path" ] && [ "$path" != "$path_to_remove" ]; then if [ -n "$path" ] && [ "$path" != "$path_to_remove" ]; then