ylib/zsh-autosuggestions
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Only fetch a new suggestion if buffer has changed

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This commit is contained in:
Eric Freese 2016-07-31 20:10:22 -06:00
parent a44aa59321
commit b377c39d0e
3 changed files with 23 additions and 3 deletions
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2
README.md
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@ -82,7 +82,7 @@ This plugin works by triggering custom behavior when certain [zle widgets](http:
- `ZSH_AUTOSUGGEST_PARTIAL_ACCEPT_WIDGETS`: Widgets in this array will partially accept the suggestion when invoked. - `ZSH_AUTOSUGGEST_PARTIAL_ACCEPT_WIDGETS`: Widgets in this array will partially accept the suggestion when invoked.
- `ZSH_AUTOSUGGEST_IGNORE_WIDGETS`: Widgets in this array will not trigger any custom behavior. - `ZSH_AUTOSUGGEST_IGNORE_WIDGETS`: Widgets in this array will not trigger any custom behavior.
Widgets not in any of these lists will update the suggestion when invoked. Widgets that modify the buffer and are not found in any of these arrays will fetch a new suggestion after they are invoked.
**Note:** A widget shouldn't belong to more than one of the above arrays. **Note:** A widget shouldn't belong to more than one of the above arrays.

12
src/widgets.zsh
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@ -15,13 +15,23 @@ _zsh_autosuggest_clear() {
_zsh_autosuggest_modify() { _zsh_autosuggest_modify() {
local -i retval local -i retval
# Save the contents of the buffer/postdisplay
local orig_buffer="$BUFFER"
local orig_postdisplay="$POSTDISPLAY"
# Clear suggestion while original widget runs # Clear suggestion while original widget runs
unset POSTDISPLAY unset POSTDISPLAY
# Original widget modifies the buffer # Original widget may modify the buffer
_zsh_autosuggest_invoke_original_widget $@ _zsh_autosuggest_invoke_original_widget $@
retval=$? retval=$?
# Don't fetch a new suggestion if the buffer hasn't changed
if [ "$BUFFER" = "$orig_buffer" ]; then
POSTDISPLAY="$orig_postdisplay"
return $retval
fi
# Get a new suggestion if the buffer is not empty after modification # Get a new suggestion if the buffer is not empty after modification
local suggestion local suggestion
if [ $#BUFFER -gt 0 ]; then if [ $#BUFFER -gt 0 ]; then

12
zsh-autosuggestions.zsh
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@ -256,13 +256,23 @@ _zsh_autosuggest_clear() {
_zsh_autosuggest_modify() { _zsh_autosuggest_modify() {
local -i retval local -i retval
# Save the contents of the buffer/postdisplay
local orig_buffer="$BUFFER"
local orig_postdisplay="$POSTDISPLAY"
# Clear suggestion while original widget runs # Clear suggestion while original widget runs
unset POSTDISPLAY unset POSTDISPLAY
# Original widget modifies the buffer # Original widget may modify the buffer
_zsh_autosuggest_invoke_original_widget $@ _zsh_autosuggest_invoke_original_widget $@
retval=$? retval=$?
# Don't fetch a new suggestion if the buffer hasn't changed
if [ "$BUFFER" = "$orig_buffer" ]; then
POSTDISPLAY="$orig_postdisplay"
return $retval
fi
# Get a new suggestion if the buffer is not empty after modification # Get a new suggestion if the buffer is not empty after modification
local suggestion local suggestion
if [ $#BUFFER -gt 0 ]; then if [ $#BUFFER -gt 0 ]; then