Permalink
Find file Copy path
Fetching contributors…
Cannot retrieve contributors at this time
45 lines (36 sloc) 1.21 KB
# frozen_string_literal: true
if defined?(JRUBY_VERSION) && JRUBY_VERSION.to_f < 1.7
require "jruby"
java_import "org.jruby.ast.NodeType"
# Coverage for JRuby < 1.7.0 does not work correctly
#
# - does not distinguish lines that cannot be executed
# - does (partial) coverage for files loaded before `Coverage.start`.
# - does not expand a path like `lib/../spec` to `spec`.
#
# This monkey patches Coverage to address those issues
module Coverage
class << self
alias __broken_result__ result
def result # rubocop:disable Metrics/MethodLength
fixed = {}
__broken_result__.each do |path, executed_lines|
next unless File.file? path
covered_lines = executed_lines.dup
process = lambda do |node|
if node.node_type == NodeType::NEWLINENODE
pos = node.position
covered_lines[pos.line] ||= 0
end
node.child_nodes.each(&process)
end
process[JRuby.parse(File.read(path), path)]
if (first = covered_lines.detect { |x| x }) && first > 0
fixed[File.expand_path(path)] = covered_lines
end
end
fixed
end
end
end
end