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Contents
# encoding: utf-8
module Rubocop
module Cop
module Style
# This cop makes sure that all methods use the configured style,
# snake_case or camelCase, for their names. Some special arrangements
# have to be made for operator methods.
class MethodName < Cop
include ConfigurableNaming
def on_def(node)
check(node, name_of_instance_method(node))
end
def on_defs(node)
check(node, name_of_singleton_method(node))
end
def name_of_instance_method(def_node)
expr = def_node.loc.expression
match = /^def(\s+)([\w]+[!?=]?\b)/.match(expr.source)
return unless match
space, method_name = match.captures
begin_pos = expr.begin_pos + 'def'.length + space.length
Parser::Source::Range.new(expr.source_buffer, begin_pos,
begin_pos + method_name.length)
end
def name_of_singleton_method(defs_node)
scope, method_name, _args, _body = *defs_node
after_dot(defs_node, method_name.length,
"def\s+" + Regexp.escape(scope.loc.expression.source))
end
def message(style)
format('Use %s for methods.', style)
end
end
end
end
end
Version data entries
13 entries across 13 versions & 1 rubygems