lib/envied/coercer/envied_string.rb in envied-0.9.1 vs lib/envied/coercer/envied_string.rb in envied-0.9.2.rc1

@@ -1,23 +1,72 @@
-require 'coercible'
+class ENVied::Coercer::ENViedString
+  TRUE_VALUES = %w[1 on t true y yes].freeze
+  FALSE_VALUES = %w[0 off f false n no].freeze
+  BOOLEAN_MAP = (TRUE_VALUES.product([ true ]) + FALSE_VALUES.product([ false ])).to_h.freeze
 
-class ENVied::Coercer::ENViedString < Coercible::Coercer::String
   def to_array(str)
     str.split(/(?<!\\),/).map{|i| i.gsub(/\\,/,',') }
   end
 
+  def to_boolean(str)
+    BOOLEAN_MAP.fetch(str&.downcase) do
+      raise_unsupported_coercion(str, __method__)
+    end
+  end
+
+  def to_date(str)
+    require 'date'
+    ::Date.parse(str)
+  rescue ArgumentError
+    raise_unsupported_coercion(str, __method__)
+  end
+
+  def to_float(str)
+    Float(str)
+  rescue ArgumentError
+    raise_unsupported_coercion(str, __method__)
+  end
+
   def to_hash(str)
     require 'cgi'
     ::CGI.parse(str).map { |key, values| [key, values[0]] }.to_h
   end
 
+  def to_string(str)
+    if str.respond_to?(:to_str)
+      str.public_send(:to_str)
+    else
+      raise_unsupported_coercion(str, __method__)
+    end
+  end
+
+  def to_symbol(str)
+    str.to_sym
+  end
+
+  def to_time(str)
+    require 'time'
+    ::Time.parse(str)
+  rescue ArgumentError
+    raise_unsupported_coercion(str, __method__)
+  end
+
   def to_uri(str)
     require 'uri'
     ::URI.parse(str)
   end
 
   def to_integer(str)
     Integer(str)
   rescue ArgumentError
     raise_unsupported_coercion(str, __method__)
+  end
+
+  private
+
+  def raise_unsupported_coercion(value, method)
+    raise(
+      ENVied::Coercer::UnsupportedCoercion,
+      "#{self.class}##{method} doesn't know how to coerce #{value.inspect}"
+    )
   end
 end