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Guard against nonexistent entries in $PATH
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1 changed files with 5 additions and 1 deletions
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@ -2,6 +2,10 @@
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set -e
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expand_path() {
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if [ ! -d "$1" ]; then
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return 1
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fi
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local cwd="$(pwd)"
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cd "$1"
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pwd
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@ -14,7 +18,7 @@ remove_from_path() {
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for path in ${PATH//:/$'\n'}; do
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path="$(expand_path "$path" || true)"
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if [ "$path" != "$path_to_remove" ]; then
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if [ -n "$path" ] && [ "$path" != "$path_to_remove" ]; then
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result="${result}${path}:"
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fi
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done
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