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ADVANCED.md: Remove unnecessary : | fzf

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See 5b52833
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Junegunn Choi 2024-06-24 17:22:46 +09:00
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ADVANCED.md
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@ -1,8 +1,8 @@
Advanced fzf examples
======================
* *Last update: 2024/06/06*
* *Requires fzf 0.53.0 or later*
* *Last update: 2024/06/24*
* *Requires fzf 0.54.0 or later*
---
@ -361,7 +361,7 @@ projects, and it will free up memory as you narrow down the results.
# 3. Open the file in Vim
RG_PREFIX="rg --column --line-number --no-heading --color=always --smart-case "
INITIAL_QUERY="${*:-}"
: | fzf --ansi --disabled --query "$INITIAL_QUERY" \
fzf --ansi --disabled --query "$INITIAL_QUERY" \
--bind "start:reload:$RG_PREFIX {q}" \
--bind "change:reload:sleep 0.1; $RG_PREFIX {q} || true" \
--delimiter : \
@ -372,11 +372,9 @@ INITIAL_QUERY="${*:-}"
![image](https://user-images.githubusercontent.com/700826/113684212-f9ff0a00-96ff-11eb-8737-7bb571d320cc.png)
- Instead of starting fzf in the usual `rg ... | fzf` form, we start fzf with
an empty input (`: | fzf`), then we make it start the initial Ripgrep
process immediately via `start:reload` binding. This way, fzf owns the
initial Ripgrep process so it can kill it on the next `reload`. Otherwise,
the process will keep running in the background.
- Instead of starting fzf in the usual `rg ... | fzf` form, we make it start
the initial Ripgrep process immediately via `start:reload` binding for the
consistency of the code.
- Filtering is no longer a responsibility of fzf; hence `--disabled`
- `{q}` in the reload command evaluates to the query string on fzf prompt.
- `sleep 0.1` in the reload command is for "debouncing". This small delay will
@ -400,7 +398,7 @@ fzf-only search mode by *"unbinding"* `reload` action from `change` event.
# 3. Open the file in Vim
RG_PREFIX="rg --column --line-number --no-heading --color=always --smart-case "
INITIAL_QUERY="${*:-}"
: | fzf --ansi --disabled --query "$INITIAL_QUERY" \
fzf --ansi --disabled --query "$INITIAL_QUERY" \
--bind "start:reload:$RG_PREFIX {q}" \
--bind "change:reload:sleep 0.1; $RG_PREFIX {q} || true" \
--bind "alt-enter:unbind(change,alt-enter)+change-prompt(2. fzf> )+enable-search+clear-query" \
@ -444,7 +442,7 @@ CTRL-F.
rm -f /tmp/rg-fzf-{r,f}
RG_PREFIX="rg --column --line-number --no-heading --color=always --smart-case "
INITIAL_QUERY="${*:-}"
: | fzf --ansi --disabled --query "$INITIAL_QUERY" \
fzf --ansi --disabled --query "$INITIAL_QUERY" \
--bind "start:reload($RG_PREFIX {q})+unbind(ctrl-r)" \
--bind "change:reload:sleep 0.1; $RG_PREFIX {q} || true" \
--bind "ctrl-f:unbind(change,ctrl-f)+change-prompt(2. fzf> )+enable-search+rebind(ctrl-r)+transform-query(echo {q} > /tmp/rg-fzf-r; cat /tmp/rg-fzf-f)" \
@ -487,7 +485,7 @@ prevent immediate evaluation.
rm -f /tmp/rg-fzf-{r,f}
RG_PREFIX="rg --column --line-number --no-heading --color=always --smart-case "
INITIAL_QUERY="${*:-}"
: | fzf --ansi --disabled --query "$INITIAL_QUERY" \
fzf --ansi --disabled --query "$INITIAL_QUERY" \
--bind "start:reload:$RG_PREFIX {q}" \
--bind "change:reload:sleep 0.1; $RG_PREFIX {q} || true" \
--bind 'ctrl-t:transform:[[ ! $FZF_PROMPT =~ ripgrep ]] &&
@ -527,7 +525,7 @@ Kubernetes pods.
```bash
pods() {
: | command='kubectl get pods --all-namespaces' fzf \
command='kubectl get pods --all-namespaces' fzf \
--info=inline --layout=reverse --header-lines=1 \
--prompt "$(kubectl config current-context | sed 's/-context$//')> " \
--header $'╱ Enter (kubectl exec) ╱ CTRL-O (open log in editor) ╱ CTRL-R (reload) ╱\n\n' \