mirror of https://github.com/sharkdp/bat.git
improve fish completions
This commit is contained in:
Z. Grace Moreau
Martin Nordholts
parent
621ab6078f
commit
d14e0fe292
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@ -1,78 +1,209 @@
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# Fish Shell Completions
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# Place or symlink to $XDG_CONFIG_HOME/fish/completions/{{PROJECT_EXECUTABLE}}.fish ($XDG_CONFIG_HOME is usually set to ~/.config)
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# Copy or symlink to $XDG_CONFIG_HOME/fish/completions/{{PROJECT_EXECUTABLE}}.fish
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# ($XDG_CONFIG_HOME is usually set to ~/.config)
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# Helper function:
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function __{{PROJECT_EXECUTABLE}}_autocomplete_languages --description "A helper function used by "(status filename)
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{{PROJECT_EXECUTABLE}} --list-languages | awk -F':' '
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{
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lang=$1
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split($2, exts, ",")
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# `bat` is `batcat` on Debian and Ubuntu
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set bat {{PROJECT_EXECUTABLE}}
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for (i in exts) {
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ext=exts[i]
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if (ext !~ /[A-Z].*/ && ext !~ /^\..*rc$/) {
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print ext"\t"lang
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}
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}
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}
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' | sort
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# Helper functions:
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function __bat_complete_files -a token
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# Cheat to complete files by calling `complete -C` on a fake command name,
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# like `__fish_complete_directories` does.
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set -l fake_command aaabccccdeeeeefffffffffgghhhhhhiiiii
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complete -C"$fake_command $token"
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end
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function __bat_complete_one_language -a comp
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command $bat --list-languages | string split -f1 : | string match -e "$comp"
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end
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function __bat_complete_list_languages
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for spec in (command $bat --list-languages)
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set -l name (string split -f1 : $spec)
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for ext in (string split -f2 : $spec | string split ,)
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test -n "$ext"; or continue
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string match -rq '[/*]' $ext; and continue
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printf "%s\t%s\n" $ext $name
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end
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printf "%s\t\n" $name
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end
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end
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function __bat_complete_map_syntax
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set -l token (commandline -ct)
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if string match -qr '(?<glob>.+):(?<syntax>.*)' -- $token
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# If token ends with a colon, complete with the list of language names.
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set -f comps $glob:(__bat_complete_one_language $syntax)
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else if string match -qr '\*' -- $token
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# If token contains a globbing character (`*`), complete only possible
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# globs in the current directory
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set -f comps (__bat_complete_files $token | string match -er '[*]'):
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else
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# Complete files (and globs).
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set -f comps (__bat_complete_files $token | string match -erv '/$'):
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end
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if set -q comps[1]
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printf "%s\t\n" $comps
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end
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end
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function __bat_cache_subcommand
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__fish_seen_subcommand_from cache
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end
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# Returns true if no exclusive arguments seen.
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function __bat_no_excl_args
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not __bat_cache_subcommand; and not __fish_seen_argument \
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-s h -l help \
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-s V -l version \
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-l acknowledgements \
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-l config-dir -l config-file \
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-l diagnostic \
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-l list-languages -l list-themes
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end
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# Returns true if the 'cache' subcommand is seen without any exclusive arguments.
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function __bat_cache_no_excl
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__bat_cache_subcommand; and not __fish_seen_argument \
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-s h -l help \
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-l acknowledgements -l build -l clear
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end
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function __bat_style_opts
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set -l style_opts \
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"default,recommended components" \
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"auto,same as 'default' unless piped" \
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"full,all components" \
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"plain,no components" \
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"changes,Git change markers" \
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"header,alias for header-filename" \
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"header-filename,filename above content" \
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"header-filesize,filesize above content" \
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"grid,lines b/w sidebar/header/content" \
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"numbers,line numbers in sidebar" \
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"rule,separate files" \
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"snip,separate ranges"
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string replace , \t $style_opts
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end
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# Use option argument descriptions to indicate which is the default, saving
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# horizontal space and making sure the option description isn't truncated.
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set -l color_opts '
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auto\tdefault
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never\t
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always\t
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'
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set -l decorations_opts $color_opts
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set -l paging_opts $color_opts
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set -l italic_text_opts '
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always\t
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never\tdefault
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'
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set -l wrap_opts '
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auto\tdefault
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never\t
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character\t
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'
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# While --tabs theoretically takes any number, most people should be OK with these.
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# Specifying a list lets us explain what 0 does.
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set -l tabs_opts '
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0\tpass\ tabs\ through\ directly
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1\t
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2\t
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4\t
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8\t
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'
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# Completions:
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complete -c {{PROJECT_EXECUTABLE}} -l color -xka "auto never always" -d "Specify when to use colored output (default: auto)" -n "not __fish_seen_subcommand_from cache"
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complete -c $bat -l acknowledgements -d "Print acknowledgements" -n __fish_is_first_arg
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complete -c {{PROJECT_EXECUTABLE}} -l config-dir -d "Display location of '{{PROJECT_EXECUTABLE}}' configuration directory" -n "not __fish_seen_subcommand_from cache"
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complete -c $bat -l color -x -a "$color_opts" -d "When to use colored output" -n __bat_no_excl_args
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complete -c {{PROJECT_EXECUTABLE}} -l config-file -d "Display location of '{{PROJECT_EXECUTABLE}}' configuration file" -n "not __fish_seen_subcommand_from cache"
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complete -c $bat -l config-dir -f -d "Display location of configuration directory" -n __fish_is_first_arg
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complete -c {{PROJECT_EXECUTABLE}} -l decorations -xka "auto never always" -d "Specify when to use the decorations specified with '--style' (default: auto)" -n "not __fish_seen_subcommand_from cache"
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complete -c $bat -l config-file -f -d "Display location of configuration file" -n __fish_is_first_arg
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complete -c {{PROJECT_EXECUTABLE}} -s h -l help -d "Print help message" -n "not __fish_seen_subcommand_from cache"
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complete -c $bat -l decorations -x -a "$decorations_opts" -d "When to use --style decorations" -n __bat_no_excl_args
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complete -c {{PROJECT_EXECUTABLE}} -s H -l highlight-line -x -d "<N> Highlight the N-th line with a different background color" -n "not __fish_seen_subcommand_from cache"
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complete -c $bat -l diagnostic -d "Print diagnostic info for bug reports" -n __fish_is_first_arg
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complete -c {{PROJECT_EXECUTABLE}} -l italic-text -xka "always never" -d "Specify when to use ANSI sequences for italic text (default: never)" -n "not __fish_seen_subcommand_from cache"
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complete -c $bat -s d -l diff -d "Only show lines with Git changes" -n __bat_no_excl_args
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complete -c {{PROJECT_EXECUTABLE}} -s l -l language -d "Set the language for syntax highlighting" -n "not __fish_seen_subcommand_from cache" -xa "(__{{PROJECT_EXECUTABLE}}_autocomplete_languages)"
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complete -c $bat -l diff-context -x -d "Show N context lines around Git changes" -n "__fish_seen_argument -s d -l diff"
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complete -c {{PROJECT_EXECUTABLE}} -s r -l line-range -x -d "<N:M> Only print the specified range of lines for each file" -n "not __fish_seen_subcommand_from cache"
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complete -c $bat -l file-name -x -d "Specify the display name" -n __bat_no_excl_args
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complete -c {{PROJECT_EXECUTABLE}} -l list-languages -d "Display list of supported languages for syntax highlighting" -n "not __fish_seen_subcommand_from cache"
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complete -c $bat -s f -l force-colorization -d "Force color and decorations" -n __bat_no_excl_args
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complete -c {{PROJECT_EXECUTABLE}} -l list-themes -d "Display a list of supported themes for syntax highlighting" -n "not __fish_seen_subcommand_from cache"
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complete -c $bat -s h -d "Print a concise overview" -n __fish_is_first_arg
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complete -c {{PROJECT_EXECUTABLE}} -s m -l map-syntax -x -d "<from:to> Map a file extension or file name to an existing syntax" -n "not __fish_seen_subcommand_from cache"
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complete -c $bat -l help -f -d "Print all help information" -n __fish_is_first_arg
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complete -c {{PROJECT_EXECUTABLE}} -s n -l number -d "Only show line numbers, no other decorations. Alias for '--style=numbers'" -n "not __fish_seen_subcommand_from cache"
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complete -c $bat -s H -l highlight-line -x -d "Highlight line(s) N[:M]" -n __bat_no_excl_args
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complete -c {{PROJECT_EXECUTABLE}} -l pager -x -d "<command> Specify which pager program to use (default: less)" -n "not __fish_seen_subcommand_from cache"
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complete -c $bat -l ignored-suffix -x -d "Ignore extension" -n __bat_no_excl_args
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complete -c {{PROJECT_EXECUTABLE}} -l paging -xka "auto never always" -d "Specify when to use the pager (default: auto)" -n "not __fish_seen_subcommand_from cache"
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complete -c $bat -l italic-text -x -a "$italic_text_opts" -d "When to use italic text in the output" -n __bat_no_excl_args
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complete -c {{PROJECT_EXECUTABLE}} -s p -l plain -d "Only show plain style, no decorations. Alias for '--style=plain'" -n "not __fish_seen_subcommand_from cache"
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complete -c $bat -s l -l language -x -k -a "(__bat_complete_list_languages)" -d "Set the syntax highlighting language" -n __bat_no_excl_args
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complete -c {{PROJECT_EXECUTABLE}} -s P -d "Disable paging. Alias for '--paging=never'" -n "not __fish_seen_subcommand_from cache"
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complete -c $bat -s r -l line-range -x -d "Only print lines [M]:[N] (either optional)" -n __bat_no_excl_args
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complete -c {{PROJECT_EXECUTABLE}} -s A -l show-all -d "Show non-printable characters like space/tab/newline" -n "not __fish_seen_subcommand_from cache"
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complete -c $bat -l list-languages -f -d "List syntax highlighting languages" -n __fish_is_first_arg
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complete -c {{PROJECT_EXECUTABLE}} -l style -xka "default auto full plain changes header header-filename header-filesize grid rule numbers snip" -d "Comma-separated list of style elements or presets to display with file contents" -n "not __fish_seen_subcommand_from cache"
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complete -c $bat -l list-themes -f -d "List syntax highlighting themes" -n __fish_is_first_arg
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complete -c {{PROJECT_EXECUTABLE}} -l tabs -x -d "<T> Set the tab width to T spaces (width of 0 passes tabs through directly)" -n "not __fish_seen_subcommand_from cache"
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complete -c $bat -s m -l map-syntax -x -a "(__bat_complete_map_syntax)" -d "Map <glob pattern>:<language syntax>" -n __bat_no_excl_args
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complete -c {{PROJECT_EXECUTABLE}} -l terminal-width -x -d "<width> Explicitly set terminal width; Prefix with '+' or '-' to offset (default width is auto determined)" -n "not __fish_seen_subcommand_from cache"
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complete -c $bat -s n -l number -d "Only show line numbers, no other decorations" -n __bat_no_excl_args
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complete -c {{PROJECT_EXECUTABLE}} -l theme -xka "({{PROJECT_EXECUTABLE}} --list-themes | cat)" -d "Set the theme for syntax highlighting" -n "not __fish_seen_subcommand_from cache"
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complete -c $bat -l pager -x -a less\tdefault -d "Which pager to use" -n __bat_no_excl_args
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complete -c {{PROJECT_EXECUTABLE}} -s u -l unbuffered -d "POSIX-compliant unbuffered output. Option is ignored" -n "not __fish_seen_subcommand_from cache"
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complete -c $bat -l paging -x -a "$paging_opts" -d "When to use the pager" -n __bat_no_excl_args
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complete -c {{PROJECT_EXECUTABLE}} -s V -l version -d "Show version information" -n "not __fish_seen_subcommand_from cache"
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complete -c $bat -s p -l plain -d "Disable decorations" -n __bat_no_excl_args
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complete -c {{PROJECT_EXECUTABLE}} -l wrap -xka "auto never character" -d "<mode> Specify the text-wrapping mode (default: auto)" -n "not __fish_seen_subcommand_from cache"
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complete -c $bat -o pp -d "Disable decorations and paging" -n __bat_no_excl_args
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complete -c $bat -s P -d "Disable paging" -n __bat_no_excl_args
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complete -c $bat -s A -l show-all -d "Show non-printable characters" -n __bat_no_excl_args
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complete -c $bat -l style -x -k -a "(__fish_complete_list , __bat_style_opts)" -d "Specify which non-content elements to display" -n __bat_no_excl_args
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complete -c $bat -l tabs -x -a "$tabs_opts" -d "Set tab width" -n __bat_no_excl_args
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complete -c $bat -l terminal-width -x -d "Set terminal <width>, +<offset>, or -<offset>" -n __bat_no_excl_args
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complete -c $bat -l theme -x -a "(command $bat --list-themes | command cat)" -d "Set the syntax highlighting theme" -n __bat_no_excl_args
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complete -c $bat -s V -l version -f -d "Show version information" -n __fish_is_first_arg
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complete -c $bat -l wrap -x -a "$wrap_opts" -d "Text-wrapping mode" -n __bat_no_excl_args
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# Sub-command 'cache' completions
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complete -c {{PROJECT_EXECUTABLE}} -a "cache" -d "Modify the syntax/language definition cache" -n "not __fish_seen_subcommand_from cache"
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complete -c $bat -a cache -d "Modify the syntax/language definition cache" -n __fish_use_subcommand
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complete -c {{PROJECT_EXECUTABLE}} -l build -f -d "Parse syntaxes/language definitions into cache" -n "__fish_seen_subcommand_from cache"
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complete -c $bat -l build -f -d "Parse new definitions into cache" -n __bat_cache_no_excl
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complete -c {{PROJECT_EXECUTABLE}} -l clear -f -d "Reset syntaxes/language definitions to default settings" -n "__fish_seen_subcommand_from cache"
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complete -c $bat -l clear -f -d "Reset definitions to defaults" -n __bat_cache_no_excl
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complete -c $bat -l blank -f -d "Create new data instead of appending" -n "__bat_cache_subcommand; and not __fish_seen_argument -l clear"
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complete -c $bat -l source -x -a "(__fish_complete_directories)" -d "Load syntaxes and themes from DIR" -n "__bat_cache_subcommand; and not __fish_seen_argument -l clear"
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complete -c $bat -l target -x -a "(__fish_complete_directories)" -d "Store cache in DIR" -n __bat_cache_subcommand
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complete -c $bat -l acknowledgements -d "Build acknowledgements.bin" -n __bat_cache_no_excl
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complete -c $bat -s h -d "Print a concise overview of $bat-cache help" -n __bat_cache_no_excl
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complete -c $bat -l help -f -d "Print all $bat-cache help" -n __bat_cache_no_excl
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