Sha256: 060cc99b595c12c027c2d7600a387f658eaddad3f2ac57f0402d8fc79d9ae4d5
Contents?: true
Size: 1.62 KB
Versions: 51
Compression:
Stored size: 1.62 KB
Contents
# frozen_string_literal: true
module RuboCop
module Cop
# Ensure a require statement is present for a standard library determined
# by variable library_name
module RequireLibrary
extend NodePattern::Macros
def ensure_required(corrector, node, library_name)
node = node.parent while node.parent&.parent?
if node.parent&.begin_type?
return if @required_libs.include?(library_name)
remove_subsequent_requires(corrector, node, library_name)
end
RequireLibraryCorrector.correct(corrector, node, library_name)
end
def remove_subsequent_requires(corrector, node, library_name)
node.right_siblings.each do |sibling|
next unless require_library_name?(sibling, library_name)
range = range_by_whole_lines(sibling.source_range, include_final_newline: true)
corrector.remove(range)
end
end
def on_send(node)
return if node.parent&.parent?
name = require_any_library?(node)
return if name.nil?
@required_libs.add(name)
end
private
def on_new_investigation
# Holds the required files at top-level
@required_libs = Set.new
super
end
# @!method require_any_library?(node)
def_node_matcher :require_any_library?, <<~PATTERN
(send {(const {nil? cbase} :Kernel) nil?} :require (str $_))
PATTERN
# @!method require_library_name?(node, library_name)
def_node_matcher :require_library_name?, <<~PATTERN
(send {(const {nil? cbase} :Kernel) nil?} :require (str %1))
PATTERN
end
end
end
Version data entries
51 entries across 45 versions & 5 rubygems