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felipefacundesfelipefacundes
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A Dynamic Collection of Shell Scripts with Educational Purpose
1 parent 60422d7 commit 6c06ae0

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Lines changed: 173 additions & 4 deletions

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‎aliases/functions.fish‎

Lines changed: 2 additions & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -1 +1,2 @@
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alias cm='commands'
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alias cm='commands'
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alias functions_select='fsel'

‎aliases/functions.sh‎

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Original file line numberDiff line numberDiff line change
@@ -1 +1,2 @@
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alias cm='commands'
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alias cm='commands'
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alias functions_select='fsel'

‎functions/functions_browser.fish‎

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Original file line numberDiff line numberDiff line change
@@ -2,7 +2,7 @@
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# License: GPLv3
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# Credits: Felipe Facundes
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function fzf_functions_browser
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function functions_browser
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function __cleanup
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printf '\e[?7h\e[?25h\e[2J\e[;r\e[?1049l'
@@ -230,4 +230,77 @@ function fzf_functions_browser
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end
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__cleanup
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end
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##################################################################################################################################
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##################################################################################################################################
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##################################################################################################################################
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# Function selector for Fish shell
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# Usage: fsel [-e|--exec] [-h|--help]
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function fsel
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set -l exec_mode false
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switch "$argv[1]"
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case -h --help
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echo "Usage: fsel [-e|--exec] [-h|--help]"
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echo ""
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echo "Select and show/execute shell functions interactively."
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echo ""
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echo "Options:"
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echo " -e, --exec Execute selected function"
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echo " -h, --help Show this help"
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echo ""
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echo "Examples:"
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echo " fsel Select and show function code"
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echo " fsel -e Select and execute function"
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return 0
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case -e --exec
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set exec_mode true
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end
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# Check if fzf is installed
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if not command -v fzf &>/dev/null
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echo "fzf is not installed. Install it with:" >&2
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echo " apt install fzf # Debian/Ubuntu" >&2
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echo " brew install fzf # macOS" >&2
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return 1
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end
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# Create temp file with function definitions
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set -l tmpfile (mktemp /tmp/fsel_functions_XXXXXX)
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# Get all function names and dump definitions
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set -l funcs (functions --all | string match -r '^[^_,].*' | sort)
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for func in $funcs
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echo "###FUNC:$func"
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functions "$func"
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echo "###END:$func"
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end | tee "$tmpfile" >/dev/null
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# Extract function names for fzf (one per line)
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set -l func_names (grep -a "^###FUNC:" "$tmpfile" | sed 's/^###FUNC://')
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# Build preview command with expanded tmpfile path
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set -l preview_cmd "sed -n '/^###FUNC:{}\$/,/^###END:{}\$/p' $tmpfile | sed '1d;\$d'"
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# Select with fzf using the temp file for preview
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set -l selected (printf "%s\n" $func_names | fzf \
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--preview="$preview_cmd" \
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--preview-window=right:60%:wrap)
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rm -f "$tmpfile"
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if test -z "$selected"
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return 1
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end
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# Show or execute
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if $exec_mode
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eval "$selected"
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else
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functions "$selected"
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end
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end

‎functions/functions_browser.sh‎

Lines changed: 95 additions & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -268,6 +268,12 @@ functions_browser() {
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# EOF
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# }
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##################################################################################################################################
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##################################################################################################################################
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##################################################################################################################################
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if [[ -n $BASH_VERSION ]]; then
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functions() {
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local func_name
@@ -330,4 +336,92 @@ if [[ -n $BASH_VERSION ]]; then
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echo
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done | less -R
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}
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fi
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fi
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##################################################################################################################################
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##################################################################################################################################
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##################################################################################################################################
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# Function selector with Bash and Zsh support
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# Usage: fsel [-e|--exec] [-h|--help]
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fsel() {
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local exec_mode=false
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case "$1" in
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-h|--help)
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echo "Usage: fsel [-e|--exec] [-h|--help]"
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echo ""
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echo "Select and show/execute shell functions interactively."
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echo ""
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echo "Options:"
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echo " -e, --exec Execute selected function"
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echo " -h, --help Show this help"
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echo ""
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echo "Examples:"
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echo " fsel Select and show function code"
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echo " fsel -e Select and execute function"
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return 0
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;;
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-e|--exec)
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exec_mode=true
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;;
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esac
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# Check if fzf is installed
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if ! command -v fzf &>/dev/null; then
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echo "fzf is not installed. Install it with:" >&2
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echo " apt install fzf # Debian/Ubuntu" >&2
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echo " brew install fzf # macOS" >&2
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return 1
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fi
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# Create temp file with function definitions
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local tmpfile
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tmpfile=$(mktemp /tmp/fsel_functions_XXXXXX)
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# Detect shell and dump functions
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if [[ -n "$ZSH_VERSION" ]]; then
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for func in ${(ok)functions}; do
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echo "###FUNC:$func"
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print -r -- "$functions[$func]"
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echo "###END:$func"
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done | tee "$tmpfile" >/dev/null
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elif [[ -n "$BASH_VERSION" ]]; then
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declare -F | awk '{print $3}' | sort | while IFS= read -r func; do
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echo "###FUNC:$func"
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declare -f "$func" | tail -n +2
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echo "###END:$func"
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done | tee "$tmpfile" >/dev/null
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else
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echo "Unsupported shell" >&2
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rm -f "$tmpfile"
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return 1
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fi
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# Extract function names for fzf
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local func_names
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func_names=$(grep -a "^###FUNC:" "$tmpfile" | sed 's/^###FUNC://')
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# Select with fzf using the temp file for preview
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local selected
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selected=$(echo "$func_names" | fzf \
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--preview="sed -n '/^###FUNC:{}$/,/^###END:{}$/p' \"$tmpfile\" | sed '1d;\$d'" \
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--preview-window=right:60%:wrap)
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rm -f "$tmpfile"
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[[ -z "$selected" ]] && return 1
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# Show or execute
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if $exec_mode; then
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eval "$selected"
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else
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if [[ -n "$ZSH_VERSION" ]]; then
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print -r -- "$functions[$selected]"
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else
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declare -f "$selected"
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fi
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fi
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}

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