From 55e3c73221e1f6e4c48f2c3f7517befc7d0945cf Mon Sep 17 00:00:00 2001
From: Junegunn Choi <junegunn.c@gmail.com>
Date: Thu, 9 Jan 2025 17:00:21 +0900
Subject: [PATCH] fzf-preview.sh: Support FILEPATH:LINE[:COL] argument

---
 bin/fzf-preview.sh | 16 ++++++++++++++--
 1 file changed, 14 insertions(+), 2 deletions(-)

diff --git a/bin/fzf-preview.sh b/bin/fzf-preview.sh
index ecec41ae..e74e46e2 100755
--- a/bin/fzf-preview.sh
+++ b/bin/fzf-preview.sh
@@ -9,11 +9,23 @@
 # - https://iterm2.com/utilities/imgcat
 
 if [[ $# -ne 1 ]]; then
-  >&2 echo "usage: $0 FILENAME"
+  >&2 echo "usage: $0 FILENAME[:LINENO][:IGNORED]"
   exit 1
 fi
 
 file=${1/#\~\//$HOME/}
+
+center=0
+if [[ ! -r $file ]]; then
+  if [[ $file =~ ^(.+):([0-9]+)\ *$ ]] && [[ -r ${BASH_REMATCH[1]} ]]; then
+    file=${BASH_REMATCH[1]}
+    center=${BASH_REMATCH[2]}
+  elif [[ $file =~ ^(.+):([0-9]+):[0-9]+\ *$ ]] && [[ -r ${BASH_REMATCH[1]} ]]; then
+    file=${BASH_REMATCH[1]}
+    center=${BASH_REMATCH[2]}
+  fi
+fi
+
 type=$(file --brief --dereference --mime -- "$file")
 
 if [[ ! $type =~ image/ ]]; then
@@ -32,7 +44,7 @@ if [[ ! $type =~ image/ ]]; then
     exit
   fi
 
-  ${batname} --style="${BAT_STYLE:-numbers}" --color=always --pager=never -- "$file"
+  ${batname} --style="${BAT_STYLE:-numbers}" --color=always --pager=never --highlight-line="${center:-0}" -- "$file"
   exit
 fi