Add bin and edit workflow

bin/gems/yell-2.2.2/lib/yell/silencer.rb

@@ -0,0 +1,85 @@
+module Yell #:nodoc:
+
+  # The +Yell::Silencer+ is your handly helper for stiping out unwanted log messages.
+  class Silencer
+
+    class PresetNotFound < StandardError
+      def message; "Could not find a preset for #{super.inspect}"; end
+    end
+
+    Presets = {
+      :assets => [/\AStarted GET "\/assets/, /\AServed asset/, /\A\s*\z/] # for Rails
+    }
+
+
+    def initialize( *patterns )
+      @patterns = patterns.dup
+    end
+
+    # Add one or more patterns to the silencer
+    #
+    # @example
+    #   add( 'password' )
+    #   add( 'username', 'password' )
+    #
+    # @example Add regular expressions
+    #   add( /password/ )
+    #
+    # @return [self] The silencer instance
+    def add( *patterns )
+      patterns.each { |pattern| add!(pattern) }
+
+      self
+    end
+
+    # Clears out all the messages that would match any defined pattern
+    #
+    # @example
+    #   call(['username', 'password'])
+    #   #=> ['username]
+    #
+    # @return [Array] The remaining messages
+    def call( *messages )
+      return messages if @patterns.empty?
+
+      messages.reject { |m| matches?(m) }
+    end
+
+    # Get a pretty string
+    def inspect
+      "#<#{self.class.name} patterns: #{@patterns.inspect}>"
+    end
+
+    # @private
+    def patterns
+      @patterns
+    end
+
+
+    private
+
+    def add!( pattern )
+      @patterns = @patterns | fetch(pattern)
+    end
+
+    def fetch( pattern )
+      case pattern
+      when Symbol then Presets[pattern] or raise PresetNotFound.new(pattern)
+      else [pattern]
+      end
+    end
+
+    # Check if the provided message matches any of the defined patterns.
+    #
+    # @example
+    #   matches?('password')
+    #   #=> true
+    #
+    # @return [Boolean] true or false
+    def matches?( message )
+      @patterns.any? { |pattern| message.respond_to?(:match) && message.match(pattern) }
+    end
+
+  end
+end
+