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73 lines
2.4 KiB
73 lines
2.4 KiB
5 years ago
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# This file will try to provide completion before the default completion system
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# This allows me to overide parts of command completion. Normally, this is so I can use fzf.
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overidecomplete(){
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local tokens cmd toadd ret=1 lastWord
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# http://zsh.sourceforge.net/FAQ/zshfaq03.html
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# http://zsh.sourceforge.net/Doc/Release/Expansion.html#Parameter-Expansion-Flags
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# Use zsh's shell parsing to split lbuffer into items
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# This takes into account quoting and escaping
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tokens=(${(z)LBUFFER})
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# If there isn't anythng typed, fall back to old tab binding
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if [ ${#tokens} -lt 1 ]; then
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zle ${overide_default_completion:-expand-or-complete}
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return
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fi
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# Assume the first element
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# TODO: make this work for multiple commands chained with | or > or && etc.
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# TODO: make this work when command prepended with variables eg a=2 foo bar
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# foo is the command name
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cmd="${tokens[1]}"
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lastWord="${tokens[-1]}"
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# If using sudo, check the second word
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[ "$cmd" = "sudo" ] && cmd="${tokens[2]}"
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# Check we have pushed space
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# This means that we are not trying to complete a partial word - leave that to zsh's completion system
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if [ "${LBUFFER[-1]}" = " " ]; then
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case "$cmd" in
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# Pacman and yay have almost the same syntac so for simplicities sake, treat them the same
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pacman|yay)
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case "$lastWord" in
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# If I want to install something, give a list of things to install
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-S) toadd="$($cmd -Slq | fzf -m --preview "$cmd -Si {1}" | tr '\n' ' ')"; ret=0 ;;
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# If I want to uninstall something, give a list of things to uninstall
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-R*) toadd="$($cmd -Qq | fzf -m --preview "$cmd -Qi {1}" | tr '\n' ' ')"; ret=0 ;;
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esac ;;
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esac
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fi
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if [ "$ret" -eq "0" ]; then
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if [ -n "$toadd" ]; then
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tokens+=("$toadd")
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LBUFFER="${tokens[@]}"
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fi
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zle reset-prompt
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return 0
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else
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zle ${overide_default_completion:-expand-or-complete}
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# Redrawing here means I can use fzf in my completion functions
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# This is not ideal, I would preferably run this after fzf in the completion functions but can't because they are not widgets.
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zle reset-prompt
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return
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fi
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}
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# Record what ctrl+i is currently set to
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# That way we can call it if jhcompletion doesn't result in anything
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[ -z "$overide_default_completion" ] && {
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binding=$(bindkey '^I')
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[[ $binding =~ 'undefined-key' ]] || overide_default_completion=$binding[(s: :w)2]
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unset binding
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}
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zle -N overidecomplete
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bindkey '^I' overidecomplete
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