1 files changed, 18 insertions, 0 deletions
diff --git a/ruby/mal_readline.rb b/ruby/mal_readline.rb
new file mode 100644
index 0000000..63c5571
--- /dev/null
+++ b/ruby/mal_readline.rb
@@ -0,0 +1,18 @@
+require "readline"
+
+$history_loaded = false
+$histfile = "#{ENV['HOME']}/.mal-history"
+
+def _readline(prompt)
+    if not $history_loaded
+        $history_loaded = true
+        File.readlines($histfile).each {|l| Readline::HISTORY.push(l.chomp)}
+    end
+
+    if line = Readline.readline(prompt, true)
+        File.open($histfile, 'a+') {|f| f.write(line+"\n")}
+        return line
+    else
+        return nil
+    end
+end