rootiest
742fd7941d
Generates actual markdown tables instead of indented text blocks to ensure MDX/Starlight correctly renders abbreviations.
139 lines
4.4 KiB
Fish
139 lines
4.4 KiB
Fish
# Copyright (C) 2026 Rootiest
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# SPDX-License-Identifier: AGPL-3.0-or-later
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# Provides bash-style history expansion functions for abbreviations.
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# These functions are gated by the C3 overrides switch.
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# Execute expand_bang_all
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function expand_bang_all --description 'Execute expand_bang_all'
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# Opinionated guard (C3): no expansion when overrides are disabled.
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__fish_config_op_enabled __fish_config_op_overrides; or return 1
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set -l token $argv[1]
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if test -z "$token"; set token (commandline -t); end
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set -l tokens (string split -n " " -- $history[1])
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if test (count $tokens) -gt 1
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echo -- (string join " " -- $tokens[2..-1])
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else
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echo -- $token
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end
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end
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# Execute expand_bang_caret
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function expand_bang_caret --description 'Execute expand_bang_caret'
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# Opinionated guard (C3): no expansion when overrides are disabled.
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__fish_config_op_enabled __fish_config_op_overrides; or return 1
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# Split the last history item into a list
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set -l tokens (string split -n ' ' -- $history[1])
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# tokens[1] is the command, tokens[2] is the first argument
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if set -q tokens[2]
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echo -- $tokens[2]
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end
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end
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# Execute expand_bang_minus_n
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function expand_bang_minus_n --description 'Execute expand_bang_minus_n'
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# Opinionated guard (C3): no expansion when overrides are disabled.
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__fish_config_op_enabled __fish_config_op_overrides; or return 1
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set -l token $argv[1]
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if test -z "$token"; set token (commandline -t); end
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# Extract the number from the regex match
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if string match -qr '!-(\d+)' -- "$token"
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set -l n (string match -r '!-(\d+)' -- "$token")[2]
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if test (count $history) -ge $n
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echo -- $history[$n]
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else
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echo -- $token
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end
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else
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echo -- $token
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end
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end
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# Execute expand_bang_search
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function expand_bang_search --description 'Execute expand_bang_search'
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# Opinionated guard (C3): no expansion when overrides are disabled.
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__fish_config_op_enabled __fish_config_op_overrides; or return 1
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set -l token $argv[1]
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if test -z "$token"
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set token (commandline -t)
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end
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# Extract query: looks for text after !? and before an optional ?
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set -l query (string match -r '!\?([^?]+)' -- $token)[2]
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if test -n "$query"
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# Search history for a match anywhere in the command
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set -l match (builtin history search --contains --max=1 -- $query)
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if test -n "$match"
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echo -- $match
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return
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end
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end
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echo -- $token
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end
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# Execute expand_bang_string
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function expand_bang_string --description 'Execute expand_bang_string'
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# Opinionated guard (C3): no expansion when overrides are disabled.
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__fish_config_op_enabled __fish_config_op_overrides; or return 1
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# Fish 4.x passes the matched token as argv[1]
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set -l token $argv[1]
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if test -z "$token"
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set token (commandline -t)
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end
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# Remove the '!' to get the search query
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set -l query (string sub -s 2 -- $token)
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if test -n "$query"
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# Search history for a prefix match
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set -l match (builtin history search --prefix --max=1 -- $query)
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if test -n "$match"
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echo -- $match
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return
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end
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end
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# If no match or empty query, return the token so it doesn't vanish
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echo -- $token
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end
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# Execute expand_typo_sub
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function expand_typo_sub --description 'Execute expand_typo_sub'
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# Opinionated guard (C3): no expansion when overrides are disabled.
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__fish_config_op_enabled __fish_config_op_overrides; or return 1
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# In newer Fish, the matched token is often passed as $argv[1]
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# if the abbr is set up correctly. We'll fallback to commandline just in case.
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set -l last_cmd $history[1]
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set -l current_token $argv[1]
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if test -z "$current_token"
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set current_token (commandline -t)
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end
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if string match -qr '\^([^^]+)\^([^^]*)' -- "$current_token"
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set -l captured (string match -r '\^([^^]+)\^([^^]*)' -- "$current_token")
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set -l old $captured[2]
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set -l new $captured[3]
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if test -n "$old"
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# Using -- to ensure strings starting with '-' aren't treated as flags
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echo -- (string replace -a -- "$old" "$new" "$last_cmd")
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end
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else
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# Return the token itself so it doesn't vanish
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echo -- "$current_token"
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end
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end
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