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101 lines
4 KiB
Bash
101 lines
4 KiB
Bash
# A good summary of the zsh 5.1 Bracketed Paste Mode changes is at:
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# https://archive.zhimingwang.org/blog/2015-09-21-zsh-51-and-bracketed-paste.html
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# zsh 5.1 (September 2015) introduced built-in support for Bracketed Paste Mode
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# https://github.com/zsh-users/zsh/blob/68405f31a043bdd5bf338eb06688ed3e1f740937/README#L38-L45
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#
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# zsh 5.1 breaks url-quote-magic and other widgets replacing self-insert
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# zsh-users' bracketed-paste-magic resolves these issues:
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# https://github.com/zsh-users/zsh/blob/f702e17b14d75aa21bff014168fa9048124db286/Functions/Zle/bracketed-paste-magic#L9-L12
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# Load bracketed-paste-magic if zsh version is >= 5.1
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autoload -Uz is-at-least
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if is-at-least 5.1; then
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set zle_bracketed_paste # Explicitly restore this zsh default
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autoload -Uz bracketed-paste-magic
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zle -N bracketed-paste bracketed-paste-magic
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return ### The rest of this file is NOT executed on zsh version >= 5.1 ###
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fi
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######################################################################
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# The rest of this file is ONLY executed if zsh version < 5.1
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######################################################################
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# Code from Mikael Magnusson: https://www.zsh.org/mla/users/2011/msg00367.html
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#
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# Requires xterm, urxvt, iTerm2 or any other terminal that supports
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# Bracketed Paste Mode as documented:
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# https://www.xfree86.org/current/ctlseqs.html#Bracketed%20Paste%20Mode
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#
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# For tmux, use: bind ] paste-buffer -p
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#
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# Additional technical details: https://cirw.in/blog/bracketed-paste
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# Create a new keymap to use while pasting
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bindkey -N bracketed-paste
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# Make everything in this new keymap enqueue characters for pasting
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bindkey -RM bracketed-paste '\x00-\xFF' bracketed-paste-enqueue
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# These are the codes sent around the pasted text in bracketed paste mode
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bindkey -M main '^[[200~' _bracketed_paste_begin
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bindkey -M bracketed-paste '^[[201~' _bracketed_paste_end
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# Insert newlines rather than carriage returns when pasting newlines
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bindkey -M bracketed-paste -s '^M' '^J'
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zle -N _bracketed_paste_begin
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zle -N _bracketed_paste_end
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zle -N bracketed-paste-enqueue _bracketed_paste_enqueue
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# Attempt to not clobber zle_line_{init,finish}
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# Use https://github.com/willghatch/zsh-hooks if available
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if typeset -f hooks-add-hook > /dev/null; then
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hooks-add-hook zle_line_init_hook _bracketed_paste_zle_init
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hooks-add-hook zle_line_finish_hook _bracketed_paste_zle_finish
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else
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zle -N zle-line-init _bracketed_paste_zle_init
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zle -N zle-line-finish _bracketed_paste_zle_finish
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fi
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# Switch the active keymap to paste mode
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_bracketed_paste_begin() {
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# Save the bindkey command to restore the active ("main") keymap
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# Tokenise the restorative bindkey command into an array
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_bracketed_paste_restore_keymap=( ${(z)"$(bindkey -lL main)"} )
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bindkey -A bracketed-paste main
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}
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# Go back to our normal keymap, and insert all the pasted text in the
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# command line. This has the nice effect of making the whole paste be
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# a single undo/redo event.
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_bracketed_paste_end() {
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# Only execute the restore command if it starts with 'bindkey'
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# Allow for option KSH_ARRAYS being set (indexing starts at 0)
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if [ ${_bracketed_paste_restore_keymap[@]:0:1} = 'bindkey' ]; then
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$_bracketed_paste_restore_keymap
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fi
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LBUFFER+=$_bracketed_paste_content
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unset _bracketed_paste_content _bracketed_paste_restore_keymap
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}
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# Append a pasted character to the content which is later inserted as a whole
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_bracketed_paste_enqueue() {
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_bracketed_paste_content+=$KEYS
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}
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# Run at zle-line-init
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_bracketed_paste_zle_init() {
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_bracketed_paste_content=''
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# Tell terminal to send escape codes around pastes
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if [[ $TERM =~ '^(rxvt-unicode|xterm(-256color)?|screen(-256color)?)$' ]]; then
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printf '\e[?2004h'
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fi
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}
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# Run at zle-line-finish
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_bracketed_paste_zle_finish() {
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# Turn off bracketed paste when we leave ZLE, so pasting in other programs
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# doesn't get the ^[[200~ codes around the pasted text
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if [[ $TERM =~ '^(rxvt-unicode|xterm(-256color)?|screen(-256color)?)$' ]]; then
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printf '\e[?2004l'
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fi
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}
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