22 lines
643 B
Bash
22 lines
643 B
Bash
#!/bin/zsh
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# shellcheck disable=SC2206
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# shellcheck disable=SC2179
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# shellcheck disable=SC2154
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# In case a plugin adds a redundant path entry, remove duplicate entries
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# from PATH
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# from: https://unix.stackexchange.com/questions/40749/remove-duplicate-path-entries-with-awk-command
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get_var() {
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eval 'printf "%s\n" "${'"$1"'}"'
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}
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set_var() {
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eval "$1=\"\$2\""
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}
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dedup_pathvar() {
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pathvar_name="$1"
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pathvar_value="$(get_var "$pathvar_name")"
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deduped_path="$(perl -e 'print join(":",grep { not $seen{$_}++ } split(/:/, $ARGV[0]))' "$pathvar_value")"
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set_var "$pathvar_name" "$deduped_path"
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}
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dedup_pathvar PATH
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dedup_pathvar MANPATH
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