Add bin and edit workflow

bin/gems/key-value-parser-0.0.2/lib/key_value_parser.rb

@@ -0,0 +1,56 @@
+class KeyValueParser
+
+  def initialize defaults={}, options={}
+    @defaults = defaults
+    @options = {
+      separator: /\s*[=:]\s*/,
+      normalize_keys: true,
+      typecast_values: true,
+      array_values: true
+    }.merge(options)
+  end
+
+  def parse kvs
+    @defaults.merge(
+      Hash[
+        kvs.map do |a| 
+          k, *v = a.split(@options[:separator], @options[:array_values] ? 0 : 2)
+          if v.size==1
+            v = v[0]
+          elsif v.size==0
+            v = nil
+          end
+          [
+            @options[:normalize_keys] ? normalize_key(k) : k, 
+            @options[:typecast_values] ? typecast(v) : v
+          ]
+        end
+      ]
+    )
+  end
+
+  private
+
+  def normalize_key k
+    k.sub(/^--/,'').gsub(/[\s\-]+/, '_').to_sym
+  end
+
+  def typecast v
+    if v.is_a? Array
+      return v.map{|item| typecast(item)}
+    end
+    if v=='true' or v.nil?
+      v = true
+    elsif v=='false'
+      v = false
+    elsif v=~/^-?\d*\.\d+$/
+      v = v.to_f
+    elsif v=~/^-?\d+$/
+      v = v.to_i
+    else
+      v
+    end
+  end
+
+end
+