cleaning up

lib/squib/dsl/background.rb

@@ -1,32 +1,31 @@
 require_relative '../errors_warnings/warn_unexpected_params'
+
 module Squib
   class Deck
     def background(opts = {}) # DSL method. See http://squib.readthedocs.io
-      BackgroundDSLMethod.new(self).run(opts)
+      BackgroundDSLMethod.new(self, __callee__).run(opts)
     end
   end
 
   class BackgroundDSLMethod
-    include WarnUnexpectedParam
+    include WarnUnexpectedParams
 
-    def initialize(deck)
-      @error_cxt = <<~EOS.split("\n").join(' ').strip
-        to Squib method '#{caller_locations[1].label}'
-        from #{caller_locations[2].path}:#{caller_locations[2].lineno}
-      EOS
+    attr_reader :dsl_method, :deck
+
+    def initialize(deck, dsl_method)
       @deck = deck
+      @dsl_method = dsl_method
     end
 
     def accepted_params
-      [
-        :range,
-        :color
-      ]
+      %i{
+        range
+        color
+      }
     end
 
-
     def run(opts)
-      warn_unexpected_params(opts)
+      warn_if_unexpected opts
       range = Args::CardRange.new(opts[:range], deck_size: @deck.size)
       draw  = Args::Draw.new(@deck.custom_colors).load!(opts, expand_by: @deck.size, layout: @deck.layout, dpi: @deck.dpi)
       range.each { |i| @deck.cards[i].background(draw.color[i]) }

lib/squib/errors_warnings/error_context.rb

@@ -1,12 +0,0 @@
-require 'rainbow/refinement'
-
-module Squib::ErrorContext
-  using Rainbow # we can colorize strings now!
-
-  # When we throw an error, we want to be able to find and report:
-  #  (a) the DSL method we called, e.g. 'background'
-  #  (b) the line number from the user's source file
-  def error_context
-    "in Squib DSL method #{dsl_method.to_s.aliceblue} from #{user_loc}"
-  end
-end

lib/squib/errors_warnings/warn_unexpected_params.rb

@@ -1,14 +1,13 @@
-require_relative 'error_context'
 require 'rainbow/refinement'
 
-module Squib::WarnUnexpectedParam
+module Squib::WarnUnexpectedParams
   using Rainbow # we can colorize strings now!
-  def warn_unexpected_params(opts)
+
+  def warn_if_unexpected(opts, uplevel: 5)
     unexpected = opts.keys - accepted_params
     unexpected.each do |key|
-      Squib.logger.warn do
-        "Unexpected option '#{key.to_s.yellow}' #{@error_cxt} ...ignoring"
-      end
+      warn "Unexpected parameter '#{key.to_s.yellow}:' to #{dsl_method.to_s.cyan}(), ignoring...",
+           uplevel: uplevel
     end
   end
 end