1 files changed, 43 insertions, 0 deletions

diff --git a/home-config/fish/functions/_fzf_preview_file.fish b/home-config/fish/functions/_fzf_preview_file.fish
new file mode 100644
index 0000000..c926475
--- /dev/null
+++ b/home-config/fish/functions/_fzf_preview_file.fish
@@ -0,0 +1,43 @@
+# helper function for _fzf_search_directory and _fzf_search_git_status
+function _fzf_preview_file --description "Print a preview for the given file based on its file type."
+    # because there's no way to guarantee that _fzf_search_directory passes the path to _fzf_preview_file
+    # as one argument, we collect all the arguments into one single variable and treat that as the path
+    set -f file_path $argv
+
+    if test -L "$file_path" # symlink
+        # notify user and recurse on the target of the symlink, which can be any of these file types
+        set -l target_path (realpath "$file_path")
+
+        set_color yellow
+        echo "'$file_path' is a symlink to '$target_path'."
+        set_color normal
+
+        _fzf_preview_file "$target_path"
+    else if test -f "$file_path" # regular file
+        if set --query fzf_preview_file_cmd
+            # need to escape quotes to make sure eval receives file_path as a single arg
+            eval "$fzf_preview_file_cmd '$file_path'"
+        else
+            bat --style=numbers --color=always "$file_path"
+        end
+    else if test -d "$file_path" # directory
+        if set --query fzf_preview_dir_cmd
+            # see above
+            eval "$fzf_preview_dir_cmd '$file_path'"
+        else
+            # -A list hidden files as well, except for . and ..
+            # -F helps classify files by appending symbols after the file name
+            command ls -A -F "$file_path"
+        end
+    else if test -c "$file_path"
+        _fzf_report_file_type "$file_path" "character device file"
+    else if test -b "$file_path"
+        _fzf_report_file_type "$file_path" "block device file"
+    else if test -S "$file_path"
+        _fzf_report_file_type "$file_path" socket
+    else if test -p "$file_path"
+        _fzf_report_file_type "$file_path" "named pipe"
+    else
+        echo "$file_path doesn't exist." >&2
+    end
+end