linux/zsh-autosuggestions
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Add history cycling widgets

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This commit is contained in:
Marcelo Lima 2018-11-04 19:38:51 +01:00
commit 09b6c1659f
8 changed files with 244 additions and 40 deletions
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18
src/strategies/default.zsh
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@ -2,8 +2,8 @@
#--------------------------------------------------------------------#
# Default Suggestion Strategy #
#--------------------------------------------------------------------#
# Suggests the most recent history item that matches the given
# prefix.
# Suggests the history item that matches the given prefix and history
# index
#
_zsh_autosuggest_strategy_default() {
@ -13,13 +13,21 @@ _zsh_autosuggest_strategy_default() {
# Enable globbing flags so that we can use (#m)
setopt EXTENDED_GLOB
# Extract the paramenters for this function
typeset -g capped_history_index="${1}"
local query="${2}"
# Escape backslashes and all of the glob operators so we can use
# this string as a pattern to search the $history associative array.
# - (#m) globbing flag enables setting references for match data
# TODO: Use (b) flag when we can drop support for zsh older than v5.0.8
local prefix="${1//(#m)[\\*?[\]<>()|^~#]/\\$MATCH}"
local prefix="${query//(#m)[\\*?[\]<>()|^~#]/\\$MATCH}"
# Get the history items that match
# - (r) subscript flag makes the pattern match on values
typeset -g suggestion="${history[(r)${prefix}*]}"
# - (R) subscript flag makes the pattern match on values
# - (k) returns the entry indices instead of values
local suggestions=(${(k)history[(R)$prefix*]})
(( capped_history_index > $#suggestions )) && capped_history_index=${#suggestions}
typeset -g suggestion="${history[${suggestions[${capped_history_index}]}]}"
}