Migrate to rcm

config/fish/functions/__fzf_get_dir.fish

@@ -0,0 +1,17 @@
+function __fzf_get_dir -d 'Find the longest existing filepath from input string'
+    set dir $argv
+
+    # Strip all trailing slashes. Ignore if $dir is root dir (/)
+    if [ (string length $dir) -gt 1 ]
+        set dir (string replace -r '/*$' '' $dir)
+    end
+
+    # Iteratively check if dir exists and strip tail end of path
+    while [ ! -d "$dir" ]
+        # If path is absolute, this can keep going until ends up at /
+        # If path is relative, this can keep going until entire input is consumed, dirname returns "."
+        set dir (dirname "$dir")
+    end
+
+    echo $dir
+end