/
top_level_describe.rb
52 lines (41 loc) · 1.21 KB
/
top_level_describe.rb
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
# frozen_string_literal: true
module RuboCop
module RSpec
# Helper methods for top level describe cops
module TopLevelDescribe
extend NodePattern::Macros
def on_send(node)
return unless respond_to?(:on_top_level_describe)
return unless top_level_describe?(node)
on_top_level_describe(node, node.arguments)
end
private
def top_level_describe?(node)
return false unless node.method?(:describe)
top_level_nodes.include?(node)
end
def top_level_nodes
nodes = describe_statement_children(root_node)
# If we have no top level describe statements, we need to check any
# blocks on the top level (e.g. after a require).
if nodes.empty?
nodes = root_node.each_child_node(:block).flat_map do |child|
describe_statement_children(child)
end
end
nodes
end
def root_node
processed_source.ast
end
def single_top_level_describe?
top_level_nodes.one?
end
def describe_statement_children(node)
node.each_child_node(:send).select do |element|
element.method?(:describe)
end
end
end
end
end