48 lines
1.2 KiB
Bash
48 lines
1.2 KiB
Bash
#!/usr/bin/env bash
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#-------------------------------------------------
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# 实现bash补全功能
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# @author yeahoo2000@gmail.com
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#-------------------------------------------------
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_game_sh_competion(){
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COMPREPLY=()
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local curr="${COMP_WORDS[COMP_CWORD]}"
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local prev="${COMP_WORDS[COMP_CWORD-1]}"
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local path="$(cd -P "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
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# 获取匹配信息
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local s=$(${path}/game.sh completion)
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eval "declare -A doc=${s#*=}"
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# 处理当前输入的字符，转换成函数名
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local name=""
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unset COMP_WORDS[0]
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for arg in ${COMP_WORDS[@]}; do
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name="${name}_${arg}"
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done
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name=${name:1}
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local OLDIFS="$IFS"
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local IFS=$'\n'
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COMPREPLY=($(
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for k in ${!doc[@]}; do
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if [[ $k == $prev ]]; then
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continue
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fi
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if [[ "$name" == "" ]] || [[ $k == ${name}* ]]; then
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local sp=$(eval "printf ' %.0s' {1..$((26 - ${#k}))}")
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printf "%-*s\n" "$COLUMNS" "$k$sp${doc[$k]}"
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fi
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done
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))
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IFS="$OLDIFS"
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if [[ ${#COMPREPLY[*]} -eq 1 ]]; then
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COMPREPLY=( ${COMPREPLY[0]%% *} )
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fi
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return 0
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}
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# 注册触发条件
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complete -F _game_sh_competion dev.sh
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