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Diffstat (limited to 'home-config/zsh/zsh-autosuggestions/src/strategies/history.zsh')
-rw-r--r-- | home-config/zsh/zsh-autosuggestions/src/strategies/history.zsh | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/home-config/zsh/zsh-autosuggestions/src/strategies/history.zsh b/home-config/zsh/zsh-autosuggestions/src/strategies/history.zsh new file mode 100644 index 0000000..0672a13 --- /dev/null +++ b/home-config/zsh/zsh-autosuggestions/src/strategies/history.zsh @@ -0,0 +1,32 @@ + +#--------------------------------------------------------------------# +# History Suggestion Strategy # +#--------------------------------------------------------------------# +# Suggests the most recent history item that matches the given +# prefix. +# + +_zsh_autosuggest_strategy_history() { + # Reset options to defaults and enable LOCAL_OPTIONS + emulate -L zsh + + # Enable globbing flags so that we can use (#m) and (x~y) glob operator + setopt EXTENDED_GLOB + + # 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}" + + # Get the history items that match the prefix, excluding those that match + # the ignore pattern + local pattern="$prefix*" + if [[ -n $ZSH_AUTOSUGGEST_HISTORY_IGNORE ]]; then + pattern="($pattern)~($ZSH_AUTOSUGGEST_HISTORY_IGNORE)" + fi + + # Give the first history item matching the pattern as the suggestion + # - (r) subscript flag makes the pattern match on values + typeset -g suggestion="${history[(r)$pattern]}" +} |