ex parser for use with .vimperatorrc, the command line and other sourced files. sourced files are no longer javascript code, but can use the new :javascript ex command to execute javascript. :javascript also supports multiline with heredocs (:js <<EOF). File completion for the :source command.

chrome/content/vimperator/completion.js

@@ -180,6 +180,27 @@ function completion_select_previous_item()/*{{{*/
 }/*}}}*/
 
 
+function get_file_completions(filter)/*{{{*/
+{
+    g_completions = [];
+
+    var match = filter.match(/^(.*[\/\\])(.*?)$/);
+    var dir;
+    if (!match || !(dir = match[1])) return [];
+    var compl = match[2] || '';
+    var fd = fopen(dir, "<");
+    if (!fd) return [];
+    var entries = fd.read();
+    var delim = (fd.path.search(/\\/) != -1) ? "\\" : "/";
+    var reg = new RegExp("^" + fd.path + delim + compl);
+    entries.forEach(function(file) {
+        if (file.path.search(reg) != -1)
+            g_completions.push([file.path]);
+    });
+
+    return g_completions;
+}/*}}}*/
+
 
 /* 
  * filter a list of urls