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Contents
require 'simplabs/excellent/checks/base'
module Simplabs
module Excellent
module Checks
# This check reports +case+ statements that don't have an +else+ clause that would be executed when no case matches. If the tested value will never
# adopt any other values than the ones tested for in the cases, this should be expressed in the code by e.g. throwing an exception in the +else+
# clause.
#
# ==== Applies to
#
# * +case+ statements
class CaseMissingElseCheck < Base
def initialize #:nodoc:
super
@interesting_contexts = [Parsing::CaseContext]
@interesting_files = [/\.rb$/, /\.erb$/]
end
def evaluate(context) #:nodoc:
add_warning(context, 'Case statement is missing else clause.') unless context.has_else_clause?
end
end
end
end
end
Version data entries
4 entries across 4 versions & 1 rubygems