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# frozen_string_literal: true
module RuboCop
module Cop
class ProjectPathHelper < RuboCop::Cop::Cop
MSG = 'Use short project path helpers without explicitly passing the namespace: ' \
'`foo_project_bar_path(project, bar)` instead of ' \
'`foo_namespace_project_bar_path(project.namespace, project, bar)`.'
METHOD_NAME_PATTERN = /\A([a-z_]+_)?namespace_project(?:_[a-z_]+)?_(?:url|path)\z/.freeze
def on_send(node)
return unless method_name(node).to_s =~ METHOD_NAME_PATTERN
namespace_expr, project_expr = arguments(node)
return unless namespace_expr && project_expr
return unless namespace_expr.type == :send
return unless method_name(namespace_expr) == :namespace
return unless receiver(namespace_expr) == project_expr
add_offense(node, location: :selector)
end
def autocorrect(node)
helper_name = method_name(node).to_s.sub('namespace_project', 'project')
arguments = arguments(node)
arguments.shift # Remove namespace argument
replacement = "#{helper_name}(#{arguments.map(&:source).join(', ')})"
lambda do |corrector|
corrector.replace(node.source_range, replacement)
end
end
private
def receiver(node)
node.children[0]
end
def method_name(node)
node.children[1]
end
def arguments(node)
node.children[2..-1]
end
end
end
end
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