/
pretty.rb
81 lines (71 loc) · 2.04 KB
/
pretty.rb
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module RSpec
module Matchers
module Pretty
def split_words(sym)
sym.to_s.gsub(/_/,' ')
end
module_function :split_words
def to_sentence(words)
return " #{words.inspect}" unless words
words = Array(words).map { |w| to_word(w) }
case words.length
when 0
""
when 1
" #{words[0]}"
when 2
" #{words[0]} and #{words[1]}"
else
" #{words[0...-1].join(', ')}, and #{words[-1]}"
end
end
def _pretty_print(array)
result = ""
array.each_with_index do |item, index|
if index < (array.length - 2)
result << "#{item.inspect}, "
elsif index < (array.length - 1)
result << "#{item.inspect} and "
else
result << "#{item.inspect}"
end
end
result
end
def to_word(item)
is_matcher_with_description?(item) ? item.description : item.inspect
end
def name_to_sentence
split_words(name)
end
def expected_to_sentence
to_sentence(@expected) if defined?(@expected)
end
def name
defined?(@name) ? @name : underscore(self.class.name.split("::").last)
end
# Borrowed from ActiveSupport
def underscore(camel_cased_word)
word = camel_cased_word.to_s.dup
word.gsub!(/([A-Z]+)([A-Z][a-z])/,'\1_\2')
word.gsub!(/([a-z\d])([A-Z])/,'\1_\2')
word.tr!("-", "_")
word.downcase!
word
end
private
def is_matcher_with_description?(object)
RSpec::Matchers.is_a_matcher?(object) && object.respond_to?(:description)
end
# `{ :a => 5, :b => 2 }.inspect` produces:
# {:a=>5, :b=>2}
# ...but it looks much better as:
# {:a => 5, :b => 2}
#
# This is idempotent and safe to run on a string multiple times.
def improve_hash_formatting(inspect_string)
inspect_string.gsub(/(\S)=>(\S)/, '\1 => \2')
end
end
end
end