From 43d1c4c4b581929a1d440992c0f73531158e28a5 Mon Sep 17 00:00:00 2001 From: Janek <27jf@pm.me> Date: Thu, 4 Jun 2020 04:57:01 +0200 Subject: [PATCH] README: Use --line-range instead of head in bat example (#2064) * Use --line-range instead of head in bat example * README: extend preview section --- README.md | 18 +++++++++--------- 1 file changed, 9 insertions(+), 9 deletions(-) diff --git a/README.md b/README.md index 4e368b02..bb4a2b54 100644 --- a/README.md +++ b/README.md @@ -529,9 +529,10 @@ See *KEY BINDINGS* section of the man page for details. ### Preview window -When `--preview` option is set, fzf automatically starts an external process with -the current line as the argument and shows the result in the split window. Your -`$SHELL` is used to execute the command with `$SHELL -c COMMAND`. +When the `--preview` option is set, fzf automatically starts an external process +with the current line as the argument and shows the result in the split window. +Your `$SHELL` is used to execute the command with `$SHELL -c COMMAND`. +The window can be scrolled using the mouse or custom key bindings. ```bash # {} is replaced to the single-quoted string of the focused line @@ -547,13 +548,12 @@ fzf --preview 'head -100 {}' ``` Preview window supports ANSI colors, so you can use any program that -syntax-highlights the content of a file. - -- Bat: https://github.com/sharkdp/bat -- Highlight: http://www.andre-simon.de/doku/highlight/en/highlight.php +syntax-highlights the content of a file, such as +[Bat](https://github.com/sharkdp/bat) or +[Highlight](http://www.andre-simon.de/doku/highlight/en/highlight.php): ```bash -fzf --preview 'bat --style=numbers --color=always {} | head -500' +fzf --preview 'bat --style=numbers --color=always --line-range :500 {}' ``` You can customize the size, position, and border of the preview window using @@ -582,7 +582,7 @@ not a good idea to add `--preview` option to your `$FZF_DEFAULT_OPTS`**. # ********************* # ** DO NOT DO THIS! ** # ********************* -export FZF_DEFAULT_OPTS='--preview "bat --style=numbers --color=always {} | head -500"' +export FZF_DEFAULT_OPTS='--preview "bat --style=numbers --color=always --line-range :500 {}"' # bat doesn't work with any input other than the list of files ps -ef | fzf