mirror of
https://github.com/zdharma-continuum/history-search-multi-word
synced 2024-11-21 19:03:11 +00:00
430 lines
16 KiB
Bash
430 lines
16 KiB
Bash
# -*- Mode: sh; sh-indentation: 4; indent-tabs-mode: nil; sh-basic-offset: 4; -*-
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# vim:ft=zsh:sw=4:sts=4:et
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# To use (when not using as plugin) copy to site-functions and issue
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# (add to ~/.zshrc):
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#
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# autoload history-search-multi-word
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# zle -N history-search-multi-word
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# zle -N history-search-multi-word-backwards history-search-multi-word
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# zle -N history-search-multi-word-pbackwards history-search-multi-word
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# zle -N history-search-multi-word-pforwards history-search-multi-word
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# bindkey "^R" history-search-multi-word
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#
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# This will bind to Ctrl-R
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#
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# Zstyles:
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# zstyle ":history-search-multi-word" page-size "8"
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# zstyle ":history-search-multi-word" highlight-color "fg=yellow,bold"
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# zstyle ":plugin:history-search-multi-word" synhl "yes"
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# zstyle ":plugin:history-search-multi-word" clear-on-cancel "no"
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[[ "$__HSMW_MH_SOURCED" != "1" ]] && source "$HSMW_REPO_DIR/hsmw-highlight"
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local right_brace_is_recognised_everywhere
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integer path_dirs_was_set multi_func_def ointeractive_comments
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-hsmw-highlight-fill-option-variables
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emulate -LR zsh
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setopt typesetsilent extendedglob noshortloops localtraps promptsubst
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# When an error, then no cursor keys bindings
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zmodload zsh/terminfo 2>/dev/null
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zmodload zsh/termcap 2>/dev/null
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typeset -g __hsmw_hcw_index
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typeset -g __hsmw_hcw_widget_name __hsmw_hcw_restart __hsmw_hcw_call_count
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typeset -g __hsmw_page_size __hsmw_hl_color __hsmw_synhl __hsmw_active __hsmw_no_check_paths
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typeset -ga __hsmw_disp_list __hsmw_disp_list_newlines __hsmw_region_highlight_data
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typeset -gi __hsmw_page_start_idx __hsmw_prev_offset __hsmw_recedit_trap_executed
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typeset -ga __hsmw_hcw_found
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# Context variables
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typeset -gi __hsmw_ctx __hsmw_ctx_idx __hsmw_ctx_text_idx __hsmw_ctx_which
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typeset -gi __hsmw_ctx_page_start_idx __hsmw_ctx_prev_offset
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typeset -g __hsmw_ctx_to_search
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typeset -ga __hsmw_ctx_disp_list
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typeset -gaU __hsmw_ctx_found
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(( __hsmw_hcw_call_count ++ ))
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trap '(( __hsmw_hcw_call_count -- )); return 0;' INT
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if (( ${+functions[_hsmw_main]} == 0 )); then
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_hsmw_main() {
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# First call or restart?
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if [[ "$__hsmw_hcw_call_count" -le 1 || "$__hsmw_hcw_restart" = "1" ]]; then
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if [[ "$__hsmw_hcw_call_count" -le 1 ]]; then
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# Read configuration data
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zstyle -s ':history-search-multi-word' page-size __hsmw_page_size || __hsmw_page_size=$(( LINES / 3 ))
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zstyle -s ':history-search-multi-word' highlight-color __hsmw_hl_color || __hsmw_hl_color="fg=yellow,bold"
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zstyle -T ":plugin:history-search-multi-word" synhl && __hsmw_synhl=1 || __hsmw_synhl=0
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zstyle -s ":plugin:history-search-multi-word" active __hsmw_active || __hsmw_active="underline"
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zstyle -T ":plugin:history-search-multi-word" check-paths && __hsmw_no_check_paths=0 || __hsmw_no_check_paths=1
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-hsmw-highlight-init
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fi
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# '0' will get changed into $to_display limit
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[[ "$WIDGET" = *-word || "$WIDGET" = *-pforwards ]] && __hsmw_hcw_index="1"
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[[ "$WIDGET" = *-backwards || "$WIDGET" = *-pbackwards ]] && __hsmw_hcw_index="0"
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__hsmw_hcw_widget_name="${${${WIDGET%-backwards}-pbackwards}-pforwards}"
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__hsmw_hcw_found=( )
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__hsmw_hcw_finished="0"
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__hsmw_hcw_restart="0"
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__hsmw_page_start_idx=0
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__hsmw_prev_offset=0
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(( __hsmw_ctx )) && (( ${+functions[_hsmw_ctx_off]} )) && _hsmw_ctx_off 0
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else
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# Showing context?
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if (( __hsmw_ctx )); then
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hsmw-context-main
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return
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fi
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# Consecutive call
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[[ "$WIDGET" = *-word ]] && (( __hsmw_hcw_index ++ ))
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[[ "$WIDGET" = *-backwards ]] && (( __hsmw_hcw_index -- ))
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[[ "$WIDGET" = *-pforwards ]] && (( __hsmw_hcw_index = __hsmw_hcw_index + __hsmw_page_size ))
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[[ "$WIDGET" = *-pbackwards ]] && (( __hsmw_hcw_index = __hsmw_hcw_index - __hsmw_page_size ))
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fi
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# Find history entries matching pattern *word1*~^*word2*~^*word3* etc.
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local search_buffer="${BUFFER%% ##}" search_pattern="" colsearch_pattern="" nl=$'\n' MATCH MBEGIN MEND
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search_buffer="${search_buffer## ##}"
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search_buffer="${search_buffer//(#m)[][*?|#~^()><\\]/\\$MATCH}"
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# Pattern will be *foo*~^*bar* (inventor: Mikael Magnusson)
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# It's: foo and not what doesn't contain bar, etc.
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search_pattern="${search_buffer// ##/*~^*}"
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colsearch_pattern="${search_buffer// ##/|}"
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if [[ "${#__hsmw_hcw_found[@]}" -eq "0" ]]; then
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# The repeat will make the matching work on a fresh heap arena
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repeat 1; do
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if [[ "$search_pattern" != *[A-Z]* ]]; then
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# Tip: these are equal:
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#__hsmw_hcw_found=( "${(@M)history:#(#i)*$~search_pattern*}" )
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[[ -z "$search_pattern" ]] && __hsmw_hcw_found=( ${(u@)history} ) || __hsmw_hcw_found=( "${(u@)history[(R)(#i)*$~search_pattern*]}" )
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else
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__hsmw_hcw_found=( "${(u@)history[(R)*$~search_pattern*]}" )
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fi
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done
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fi
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integer max_index="${#__hsmw_hcw_found[@]}"
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if [[ "$max_index" -le "0" ]]; then
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POSTDISPLAY=$'\n'"No matches found"
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return 0
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fi
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#
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# Pagination, index value guards
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#
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integer page_size="$__hsmw_page_size"
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[[ "$page_size" -gt "$max_index" ]] && page_size="$max_index"
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[[ "$__hsmw_hcw_index" -le 0 ]] && __hsmw_hcw_index="$max_index"
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[[ "$__hsmw_hcw_index" -gt "$max_index" ]] && __hsmw_hcw_index=1
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integer page_start_idx=$(( ((__hsmw_hcw_index-1)/page_size)*page_size+1 ))
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integer on_page_idx=$(( (__hsmw_hcw_index-1) % page_size + 1 ))
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#
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# Prepare display
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#
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(( page_start_idx != __hsmw_page_start_idx )) && {
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__hsmw_disp_list=( "${(@)__hsmw_hcw_found[page_start_idx,page_start_idx+page_size-1]}" )
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# Don't do @ splitting, it's slower
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__hsmw_disp_list_newlines=( $__hsmw_disp_list )
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# Replace all new lines with "\n" text
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__hsmw_disp_list=( "${(@)__hsmw_disp_list//$'\n'/\\n}" )
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# Truncate to display width, preceede by two spaces
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__hsmw_disp_list=( "${(@)__hsmw_disp_list/(#m)*/ ${MATCH[1,COLUMNS-8]}}" )
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# The same with newlines adapted for syntax highlighting
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__hsmw_disp_list_newlines=( "${(@)__hsmw_disp_list_newlines//$'\n'/ $nl}" )
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__hsmw_disp_list_newlines=( "${(@)__hsmw_disp_list_newlines/(#m)*/ ${MATCH[1,COLUMNS-8]}}" )
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}
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#
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# Detect where "> .." entry starts, add the ">" mark
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#
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local txt_before="${(F)${(@)__hsmw_disp_list[1,on_page_idx-1]}}"
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local entry="${__hsmw_disp_list[on_page_idx]}"
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local text="${(F)__hsmw_disp_list}"
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integer replace_idx=${#txt_before}+2
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(( replace_idx == 2 )) && replace_idx=1
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text[replace_idx]=">"
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#
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# Colorify
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#
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local preamble=$'\n'"Ctrl-K – context, Ctrl-J – bump. Entry #$__hsmw_hcw_index of $max_index"$'\n'
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integer offset=${#preamble}+${#BUFFER}
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POSTDISPLAY="$preamble$text"
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if (( page_start_idx != __hsmw_page_start_idx || offset != __hsmw_prev_offset )); then
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region_highlight=( )
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if (( __hsmw_synhl )); then
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integer pre_index=$offset
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local line
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for line in "${__hsmw_disp_list_newlines[@]}"; do
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reply=( )
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-hsmw-highlight-process "$line" "$pre_index"
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region_highlight+=( $reply )
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pre_index+=${#line}+1
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done
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fi
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if [[ -n "$colsearch_pattern" ]]; then
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__hsmw_region_highlight_data=( )
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: "${text//(#mi)(${~colsearch_pattern})/$(( hsmw_append(MBEGIN,MEND) ))}"
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region_highlight+=( $__hsmw_region_highlight_data )
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fi
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else
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region_highlight[-1]=()
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fi
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__hsmw_page_start_idx=page_start_idx
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__hsmw_prev_offset=offset
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region_highlight+=( "$(( offset + ${#txt_before} )) $(( offset + ${#txt_before} + ${#entry} + 1 )) $__hsmw_active" )
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}
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_hsmw_shappend() {
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__hsmw_region_highlight_data+=( "$(( offset + $1 - 1 )) $(( offset + $2 )) ${__hsmw_hl_color}" )
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}
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functions -M hsmw_append 2 2 _hsmw_shappend
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fi
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_hsmw_main
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_hsmw_simulate_widget() {
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(( __hsmw_hcw_call_count ++ ))
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_hsmw_main
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}
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_hsmw_self_insert() {
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LBUFFER+="${KEYS[-1]}"
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__hsmw_hcw_restart="1"
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_hsmw_simulate_widget
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}
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_hsmw_backward_delete_char() {
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LBUFFER="${LBUFFER%?}"
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__hsmw_hcw_restart="1"
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_hsmw_simulate_widget
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}
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_hsmw_delete_char() {
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RBUFFER="${RBUFFER#?}"
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__hsmw_hcw_restart="1"
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_hsmw_simulate_widget
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}
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_hsmw_cancel_accept() {
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(( __hsmw_conc )) && BUFFER=""
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unset __hsmw_conc
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__hsmw_hcw_index=-1
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zle .accept-line
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}
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_hsmw_backward_kill_word() {
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zle .backward-kill-word
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__hsmw_hcw_restart="1"
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_hsmw_simulate_widget
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}
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_hsmw_jump_entry() {
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local entry
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if (( __hsmw_ctx )); then
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integer final_hist_found_idx the_index
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final_hist_found_idx=__hsmw_ctx_text_idx+__hsmw_ctx_which-1
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the_index="${__hsmw_ctx_found[final_hist_found_idx]}"
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the_index+=__hsmw_ctx_idx
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entry="${history[$the_index]}"
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else
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entry="${__hsmw_hcw_found[__hsmw_hcw_index]}"
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fi
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print -S "$entry"
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}
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if [[ "$__hsmw_hcw_call_count" -eq "1" ]]; then
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# Make the hsmw keymap a copy of the current main
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bindkey -N hsmw emacs
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local down_widget="${${${WIDGET%-backwards}%-pbackwards}-pforwards}"
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local up_widget="${down_widget}-backwards"
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local pdown_widget="${down_widget}-pforwards"
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local pup_widget="${down_widget}-pbackwards"
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# Manual, termcap, terminfo
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bindkey -M hsmw '^[OA' "$up_widget"
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bindkey -M hsmw '^[OB' "$down_widget"
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bindkey -M hsmw '^[[A' "$up_widget"
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bindkey -M hsmw '^[[B' "$down_widget"
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[[ -n "$termcap[ku]" ]] && bindkey -M hsmw "$termcap[ku]" "$up_widget"
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[[ -n "$termcap[kd]" ]] && bindkey -M hsmw "$termcap[kd]" "$down_widget"
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[[ -n "$termcap[kD]" ]] && bindkey -M hsmw "$termcap[kD]" .delete-char
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[[ -n "$terminfo[kcuu1]" ]] && bindkey -M hsmw "$terminfo[kcuu1]" "$up_widget"
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[[ -n "$terminfo[kcud1]" ]] && bindkey -M hsmw "$terminfo[kcud1]" "$down_widget"
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[[ -n "$terminfo[kdch1]" ]] && bindkey -M hsmw "$terminfo[kdch1]" .delete-char
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# More bindkeys, to remove influence of plugins that overload things (z-sy-h, z-au-s)
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bindkey -M hsmw '^[[D' .backward-char
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bindkey -M hsmw '^[[C' .forward-char
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[[ -n "$termcap[kl]" ]] && bindkey -M hsmw "$termcap[kl]" .backward-char
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[[ -n "$termcap[kr]" ]] && bindkey -M hsmw "$termcap[kr]" .forward-char
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[[ -n "$terminfo[kcub1]" ]] && bindkey -M hsmw "$terminfo[kcub1]" .backward-char
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[[ -n "$terminfo[kcuf1]" ]] && bindkey -M hsmw "$terminfo[kcuf1]" .forward-char
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# Now Home/End keys, first few recorded in my .zshrc during the years sequences
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bindkey -M hsmw "\e[1~" .beginning-of-line
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bindkey -M hsmw "\e[7~" .beginning-of-line
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bindkey -M hsmw "\e[H" .beginning-of-line
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bindkey -M hsmw "\e[4~" .end-of-line
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bindkey -M hsmw "\e[F" .end-of-line
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bindkey -M hsmw "\e[8~" .end-of-line
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[[ -n "$termcap[kh]" ]] && bindkey -M hsmw "$termcap[kh]" .beginning-of-line
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[[ -n "$termcap[@7]" ]] && bindkey -M hsmw "$termcap[@7]" .end-of-line
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[[ -n "$terminfo[khome]" ]] && bindkey -M hsmw "$terminfo[khome]" .beginning-of-line
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[[ -n "$terminfo[kend]" ]] && bindkey -M hsmw "$terminfo[kend]" .end-of-line
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# The same for Ctrl-E, Ctrl-F
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bindkey -M hsmw '^A' .beginning-of-line
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bindkey -M hsmw '^E' .end-of-line
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# Additional keys
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bindkey -M hsmw '^[b' .backward-word
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bindkey -M hsmw '^[B' .backward-word
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bindkey -M hsmw '^[f' .forward-word
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bindkey -M hsmw '^[F' .forward-word
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bindkey -M hsmw '^[w' .forward-word
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bindkey -M hsmw '^[W' .forward-word
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bindkey -M hsmw '^U' .kill-whole-line
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zle -N _hsmw_backward_kill_word
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bindkey -M hsmw '^W' _hsmw_backward_kill_word
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# Additional keys
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bindkey -M hsmw '^P' "$up_widget"
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bindkey -M hsmw '^N' "$down_widget"
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bindkey -M hsmw '^L' "$down_widget"
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# Page Up, Page Down keys
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[[ -n "$termcap[kP]" ]] && bindkey -M hsmw "$termcap[kP]" "$pup_widget"
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[[ -n "$termcap[kN]" ]] && bindkey -M hsmw "$termcap[kN]" "$pdown_widget"
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[[ -n "$terminfo[kpp]" ]] && bindkey -M hsmw "$terminfo[kpp]" "$pup_widget"
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[[ -n "$terminfo[knp]" ]] && bindkey -M hsmw "$terminfo[knp]" "$pdown_widget"
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# Context binding
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zle -N -- hsmw-context-main
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bindkey -M hsmw '^K' hsmw-context-main
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# Needed for Fedora 23, zsh-5.1.1
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bindkey -M hsmw ' ' self-insert
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# Removal of default Ctrl-R binding
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bindkey -M hsmw '^R' "$down_widget"
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# Jump binding
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zle -N -- _hsmw_jump_entry
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bindkey -M hsmw '^J' _hsmw_jump_entry
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# Substitute self-insert, backward-delete-char, delete-char
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zle -A self-insert hsmw-saved-self-insert
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zle -A backward-delete-char hsmw-saved-backward-delete-char
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zle -A delete-char hsmw-saved-delete-char
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zle -N self-insert _hsmw_self_insert
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zle -N backward-delete-char _hsmw_backward_delete_char
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zle -N delete-char _hsmw_delete_char
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# OMZ does funny things with zle-keymap-select
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zle -la zle-keymap-select && {
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zle -A zle-keymap-select hsmw-saved-zle-keymap-select
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zle -D zle-keymap-select
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}
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# Override ourselves with what we actually are
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# because zsh-autosuggestions change us
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zle -A "$down_widget" hsmw-saved-"$down_widget"
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zle -A "$up_widget" hsmw-saved-"$up_widget"
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zle -N "$down_widget" _hsmw_simulate_widget
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zle -N "$up_widget" _hsmw_simulate_widget
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zle -A "$pdown_widget" hsmw-saved-"$pdown_widget"
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zle -A "$pup_widget" hsmw-saved-"$pup_widget"
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zle -N "$pdown_widget" _hsmw_simulate_widget
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zle -N "$pup_widget" _hsmw_simulate_widget
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# Add Ctrl-V binding to cancel search
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# A workaround for Zsh versions like 5.0.2
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zle -N _hsmw_cancel_accept
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bindkey -M hsmw "^V" _hsmw_cancel_accept
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bindkey -M hsmw "^[" _hsmw_cancel_accept
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# Load cancel behavior
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local __hsmw_conc
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zstyle -t ":plugin:history-search-multi-word" clear-on-cancel && __hsmw_conc=1 || __hsmw_conc=0
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# Trap INT to manually interrupt Zle to work around a bug
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__hsmw_recedit_trap_executed=0
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trap '(( __hsmw_recedit_trap_executed == 0 )) && zle && { __hsmw_recedit_trap_executed=1; zle .send-break; }' INT
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if zle .recursive-edit -K hsmw; then
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trap '' INT
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if [[ "$__hsmw_hcw_index" -gt "0" ]]; then
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if (( __hsmw_ctx )); then
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integer final_hist_found_idx the_index
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final_hist_found_idx=__hsmw_ctx_text_idx+__hsmw_ctx_which-1
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the_index="${__hsmw_ctx_found[final_hist_found_idx]}"
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the_index+=__hsmw_ctx_idx
|
||
|
||
BUFFER="${history[$the_index]}"
|
||
else
|
||
BUFFER="${__hsmw_hcw_found[__hsmw_hcw_index]}"
|
||
fi
|
||
CURSOR="${#BUFFER}"
|
||
else
|
||
(( __hsmw_conc )) && BUFFER=""
|
||
unset __hsmw_conc
|
||
fi
|
||
else
|
||
trap '' INT
|
||
(( __hsmw_conc )) && BUFFER=""
|
||
unset __hsmw_conc
|
||
fi
|
||
|
||
POSTDISPLAY=""
|
||
(( ${+functions[_hsmw_ctx_off]} )) && _hsmw_ctx_off 0
|
||
|
||
# Restore self-insert, backward-delete-char, delete-char
|
||
zle -A hsmw-saved-self-insert self-insert
|
||
zle -A hsmw-saved-backward-delete-char backward-delete-char
|
||
zle -A hsmw-saved-delete-char delete-char
|
||
zle -D hsmw-saved-self-insert hsmw-saved-backward-delete-char hsmw-saved-delete-char
|
||
zle -la hsmw-saved-zle-keymap-select && {
|
||
zle -A hsmw-saved-zle-keymap-select zle-keymap-select
|
||
zle -D hsmw-saved-zle-keymap-select
|
||
}
|
||
|
||
# Restore ourselves
|
||
zle -A hsmw-saved-"$down_widget" "$down_widget"
|
||
zle -A hsmw-saved-"$up_widget" "$up_widget"
|
||
zle -D hsmw-saved-"$down_widget" hsmw-saved-"$up_widget"
|
||
|
||
zle -A hsmw-saved-"$pdown_widget" "$pdown_widget"
|
||
zle -A hsmw-saved-"$pup_widget" "$pup_widget"
|
||
zle -D hsmw-saved-"$pdown_widget" hsmw-saved-"$pup_widget"
|
||
|
||
# Full reinitialisation at next call
|
||
__hsmw_hcw_call_count="0"
|
||
|
||
# Free memory
|
||
#__hsmw_hcw_found=( )
|
||
elif (( __hsmw_hcw_call_count > 0 )); then
|
||
(( __hsmw_hcw_call_count -- ))
|
||
fi
|