@@ -0,0 +1,22 @@
+function __scriptura_seen_script
+    set --function argv $argv[2..-1]
+    set --function target $SCRIPTURA_ROOT
+
+    if not set --query argv[1]
+        return 1
+    end
+
+    for i in (seq 1 (count $argv))
+        if test "$argv[$i]" = --
+            break
+        else if path is --type dir $target/$argv[$i]
+            set --function target $target/$argv[$i]
+        else if path is --type file --perm exec $target/$argv[$i]
+            return 0
+        else
+            break
+        end
+    end
+
+    return 1
+end