odify: add new feature "hooklo" and change event_cond to be optional

outvoke.rb

 #!/usr/bin/env ruby
 #
 # ==========================================================================
-# Outvoke -- version 0.0.99.20240817
+# Outvoke -- version 0.0.99.20240818
 #
 # written by cleemy desu wayo / Licensed under CC0 1.0
 #
@@ -23,7 +23,7 @@ class Outvoke
 
 @version = Struct.new(:branch, :body).new(
 '0.1',
-'0.0.99.20240817'
+'0.0.99.20240818'
 )
 
 @sources = Hash.new
@@ -159,7 +159,7 @@ end
 
 module OutvokeDSL
 refine Kernel do
-def hook(ds_cond, event_cond, &block)
+def hook(ds_cond, event_cond = /./, &block)
 raise '$outvoke is not an Outvoke object' unless $outvoke.is_a?(Outvoke)
 
 $outvoke.extract_ds(ds_cond).each do |label|
@@ -176,7 +176,7 @@ module OutvokeDSL
 end
 
 # if block is given, execute in another thread (concurrent computing)
-def hookcc(ds_cond, event_cond, &block)
+def hookcc(ds_cond, event_cond = /./, &block)
 if block_given?
 hook(ds_cond, event_cond) {|x| Thread.start { yield x } ; nil }
 else
@@ -184,6 +184,14 @@ module OutvokeDSL
 end
 end
 
+def hooklo(event_cond = /./, &block)
+if block_given?
+hook("lo", event_cond) {|x| yield x }
+else
+hook("lo", event_cond)
+end
+end
+
 def loputs(x)
 $outvoke.loputs(x)
 end