mirror of
https://github.com/zsh-users/zsh-autosuggestions.git
synced 2025-12-08 15:32:31 +01:00
107 lines
3.2 KiB
Bash
107 lines
3.2 KiB
Bash
# zsh-augosuggestion: predefined strategy
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# 1. search in history, returns result if it exists
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# 2. search in predefined files
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#
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# configuration:
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#
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# ZSH_AUTOSUGGEST_PREDEFINE_PATH - user defined files separated by semicolon
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#
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# "~/.local/share/zsh_autosuggest/predefined" will be generated at the first time
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#
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# zsh-autosuggestions/predefined.txt is generated from tldr pages and
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# will ship with predefined.zsh .
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#
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_zsh_autosuggest_script_path="${0:A:h}"
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_zsh_autosuggest_data_home="${XDG_DATA_HOME:-$HOME/.local/share}/zsh_autosuggest"
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_zsh_autosuggest_predefined_generate() {
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local pbase="$_zsh_autosuggest_data_home"
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local pname="$pbase/predefined"
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local ptemp="$pbase/predefined.$[RANDOM]"
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local suggests=()
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local pwd=$(pwd)
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[ ! -d "$pbase" ] && mkdir -p "$pbase" 2> /dev/null
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# skip when ~/.zsh_autosuggest exists
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[ -f "$pname" ] && return
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echo "autosuggestions is generating: $pname"
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# copy builtin predefine database
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local txt="${_zsh_autosuggest_script_path}/predefined.txt"
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[ -f "$txt" ] && cat "$txt" > "$ptemp"
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# enumerate commands in $PATH and add them to ~/.zsh_autosuggest
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for p ("${(@s/:/)PATH}"); do
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[ ! -d "$p" ] && continue
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cd "$p"
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local files=($(command ls))
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for fn in ${files}; do
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if [ -x "$fn" ] && [[ "${fn:l}" != *.dll ]]; then
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if [ -f "$fn" ] && [[ "${fn:l}" != *.nls ]]; then
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# trim cygwin .exe/.cmd/.bat postfix
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if [[ "$fn" == *.exe ]]; then
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fn=${fn/%.exe/}
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elif [[ "$fn" == *.cmd ]]; then
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fn=${fn/%.cmd/}
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elif [[ "$fn" == *.bat ]]; then
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fn=${fn/%.bat/}
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fi
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if [[ ${#fn} -gt 1 ]]; then
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suggests+=$fn
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fi
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fi
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fi
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done
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done
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cd "${pwd}"
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# TODO: generate command parameters from completion database
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print -l $suggests >> "$ptemp"
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# atomic change file name
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mv -f "$ptemp" "$pname"
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}
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_zsh_autosuggest_strategy_predefined() {
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emulate -L zsh
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setopt EXTENDED_GLOB
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local prefix="${1//(#m)[\\*?[\]<>()|^~#]/\\$MATCH}"
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# search the history at first
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local result="${history[(r)${prefix}*]}"
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# search the predefine files if nothing found in history
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if [[ -z "$result" ]]; then
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if (( ! ${+_ZSH_AUTOSUGGEST_PREDEFINE} )); then
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# _zsh_autosuggest_predefined_generate
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typeset -g _ZSH_AUTOSUGGEST_PREDEFINE=()
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local pbase="$_zsh_autosuggest_data_home"
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local pname="$pbase/predefined"
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local names="${ZSH_AUTOSUGGEST_PREDEFINE_PATH};$pname"
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local array=()
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for i ("${(s:;:)names}"); do
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if [[ -n "$i" ]] && [[ -f "$i" ]]; then
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local temp=(${(f)"$(<$i)"})
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array+=($temp)
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fi
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done
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_ZSH_AUTOSUGGEST_PREDEFINE+=($array)
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fi
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result="${_ZSH_AUTOSUGGEST_PREDEFINE[(r)${prefix}*]}"
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fi
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typeset -g suggestion="$result"
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}
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_zsh_autosuggest_predefined_generate
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# vim: set ts=4 sw=4 tw=0 et :
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