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2dbc88d3af
`compopt -o filenames` is a cheap way to accomplish mostly wanted behavior. However it is semantically incorrect when we are not actually completing filenames, and has side effects -- for example adds a trailing slash to candidates matching present dirs. bash >= 4.1 can `printf -v` to an array index, use it instead where available.
190 lines
3.7 KiB
Bash
Vendored
190 lines
3.7 KiB
Bash
Vendored
# shellcheck disable=SC2207
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# Requires https://github.com/scop/bash-completion
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# Macs have bash3 for which the bash-completion package doesn't include
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# _init_completion. This is a minimal version of that function.
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__bat_init_completion()
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{
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COMPREPLY=()
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_get_comp_words_by_ref "$@" cur prev words cword
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}
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__bat_escape_completions()
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{
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# Do not escape if completing a quoted value.
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[[ $cur == [\"\']* ]] && return 0
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# printf -v to an array index is available in bash >= 4.1.
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# Use it if available, as -o filenames is semantically incorrect if
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# we are not actually completing filenames, and it has side effects
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# (e.g. adds trailing slash to candidates matching present dirs).
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if ((
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BASH_VERSINFO[0] > 4 || \
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BASH_VERSINFO[0] == 4 && BASH_VERSINFO[1] > 0
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)); then
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local i
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for i in ${!COMPREPLY[*]}; do
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printf -v "COMPREPLY[i]" %q "${COMPREPLY[i]}"
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done
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else
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compopt -o filenames
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fi
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}
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_bat() {
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local cur prev words cword split=false
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if declare -F _init_completion >/dev/null 2>&1; then
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_init_completion -s || return 0
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else
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__bat_init_completion -n "=" || return 0
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_split_longopt && split=true
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fi
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if [[ ${words[1]-} == cache ]]; then
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case $prev in
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--source | --target)
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_filedir -d
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return 0
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;;
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esac
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COMPREPLY=($(compgen -W "
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--build
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--clear
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--source
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--target
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--blank
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--help
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" -- "$cur"))
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return 0
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fi
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case $prev in
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-l | --language)
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local IFS=$'\n'
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COMPREPLY=($(compgen -W "$(
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"$1" --list-languages | while IFS=: read -r lang _; do
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printf "%s\n" "$lang"
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done
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)" -- "$cur"))
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__bat_escape_completions
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return 0
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;;
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-H | --highlight-line | \
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--diff-context | \
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--tabs | \
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--terminal-width | \
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-m | --map-syntax | \
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--ignored-suffix | \
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--list-themes | \
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--line-range | \
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-L | --list-languages | \
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--diagnostic | \
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--acknowledgements | \
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-h | --help | \
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-V | --version | \
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--cache-dir | \
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--config-dir | \
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--config-file | \
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--generate-config-file)
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# argument required but no completion available, or option
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# causes an exit
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return 0
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;;
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--file-name)
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_filedir
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return 0
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;;
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--wrap)
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COMPREPLY=($(compgen -W "auto never character" -- "$cur"))
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return 0
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;;
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--color | --decorations | --paging)
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COMPREPLY=($(compgen -W "auto never always" -- "$cur"))
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return 0
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;;
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--italic-text)
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COMPREPLY=($(compgen -W "always never" -- "$cur"))
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return 0
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;;
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--pager)
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COMPREPLY=($(compgen -c -- "$cur"))
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return 0
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;;
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--theme)
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local IFS=$'\n'
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COMPREPLY=($(compgen -W "$("$1" --list-themes)" -- "$cur"))
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__bat_escape_completions
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return 0
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;;
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--style)
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# shellcheck disable=SC2034
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local -a styles=(
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default
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full
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auto
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plain
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changes
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header
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header-filename
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header-filesize
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grid
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rule
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numbers
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snip
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)
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# shellcheck disable=SC2016
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if declare -F _comp_delimited >/dev/null 2>&1; then
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# bash-completion > 2.11
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_comp_delimited , -W '"${styles[@]}"'
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else
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COMPREPLY=($(compgen -W '${styles[@]}' -- "$cur"))
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fi
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return 0
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esac
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$split && return 0
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if [[ $cur == -* ]]; then
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# --unbuffered excluded intentionally (no-op)
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COMPREPLY=($(compgen -W "
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--show-all
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--plain
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--language
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--highlight-line
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--file-name
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--diff
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--diff-context
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--tabs
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--wrap
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--terminal-width
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--number
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--color
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--italic-text
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--decorations
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--force-colorization
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--paging
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--pager
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--map-syntax
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--ignored-suffix
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--theme
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--list-themes
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--style
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--line-range
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--list-languages
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--diagnostic
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--acknowledgements
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--help
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--version
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--cache-dir
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--config-dir
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--config-file
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--generate-config-file
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" -- "$cur"))
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return 0
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fi
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_filedir
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((cword == 1)) && COMPREPLY+=($(compgen -W cache -- "$cur"))
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} && complete -F _bat {{PROJECT_EXECUTABLE}}
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