From 69ee9398256a7e15e64aa73428e7291f6f50a11c Mon Sep 17 00:00:00 2001
From: Nathan Lasseter <nathan@4574.co.uk>
Date: Thu, 30 Jan 2014 20:10:56 +0000
Subject: Modified REPL to not require save/load

---
 README.textile     | 16 ++++++++++------
 markov-analyse.rb  | 14 +++++++++-----
 markov-generate.rb |  8 ++++++--
 markov-repl.rb     | 14 ++++++++++----
 4 files changed, 35 insertions(+), 17 deletions(-)

diff --git a/README.textile b/README.textile
index 815dcec..7bd16e0 100644
--- a/README.textile
+++ b/README.textile
@@ -2,9 +2,13 @@ h1. Ruby Markov Chain Generator
 
 h2. Usage
 
-bc. $ ./markov-repl.rb
->> load corpus <corpusfile> <chunklength>
->> analyse
->> save <datafile>
->> load serial <datafile>
->> generate <length>
+bc.. $ ./markov-repl.rb
+>> load corpus <corpusfile>
+>> analyse <chunklength>
+>> load stats
+>> generate <numwords>
+>> save <serialisedfile>
+
+$ ./markov-repl.rb
+>> load stats <serialisedfile>
+>> generate <numwords>
diff --git a/markov-analyse.rb b/markov-analyse.rb
index 6c306ca..7263411 100644
--- a/markov-analyse.rb
+++ b/markov-analyse.rb
@@ -1,15 +1,15 @@
 module Markov
 	class Analyser
-		def initialize(inputfile, chunklength)
-			@chunklength = chunklength
-			@stats = {"__SETTINGS__" => {"__CHUNKLENGTH__" => @chunklength}}
-
+		def initialize(inputfile)
 			@words = File.readlines(inputfile)
 						 .map(&:split)
 						 .flatten
 		end
 
-		def analyse
+		def analyse(chunklength)
+			@chunklength = chunklength
+			@stats = {"__SETTINGS__" => {"__CHUNKLENGTH__" => @chunklength}}
+
 			(0 .. (@words.length - @chunklength - @chunklength)).each do |i|
 				k = @words[i...(i+@chunklength)]
 				v = @words[(i+@chunklength)]
@@ -27,6 +27,10 @@ module Markov
 			end
 		end
 
+		def stats
+			return @stats
+		end
+
 		def save(outputfile)
 			File.new(outputfile, "w").print(Marshal::dump(@stats))
 		end
diff --git a/markov-generate.rb b/markov-generate.rb
index 36d80a1..4213a58 100644
--- a/markov-generate.rb
+++ b/markov-generate.rb
@@ -1,8 +1,12 @@
 module Markov
 	class Generator
-		def initialize(inputfile)
+		def initialize(input, type=:var)
 			@prng = Random.new(Time.now.to_i)
-			@stats = Marshal::load(File.open(inputfile).read)
+			if type == :var then
+				@stats = input
+			elsif type == :file then
+				@stats = Marshal::load(File.open(input).read)
+			end
 			@chunklength = @stats["__SETTINGS__"]["__CHUNKLENGTH__"]
 		end
 
diff --git a/markov-repl.rb b/markov-repl.rb
index 624539f..0d0ae63 100755
--- a/markov-repl.rb
+++ b/markov-repl.rb
@@ -12,12 +12,16 @@ def handle_input(inputs)
 	when 'load'
 		case input[1]
 		when 'corpus'
-			$replstate[:analyser] = Markov::Analyser.new(input[2], input[3].to_i)
-		when 'serial'
-			$replstate[:generator] = Markov::Generator.new(input[2])
+			$replstate[:analyser] = Markov::Analyser.new(input[2])
+		when 'stats'
+			unless input[2].nil? then
+				$replstate[:generator] = Markov::Generator.new(input[2], :file)
+			else
+				$replstate[:generator] = Markov::Generator.new($replstate[:analyser].stats)
+			end
 		end
 	when 'analyse'
-		$replstate[:analyser].analyse
+		$replstate[:analyser].analyse(input[1].to_i)
 	when 'save'
 		$replstate[:analyser].save(input[1])
 	when 'generate'
@@ -25,6 +29,8 @@ def handle_input(inputs)
 	when 'quit'
 		puts
 		exit
+	else
+		puts "Error"
 	end
 end
 
-- 
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