13608525548

Committed 01 Mar 2025 08:28PM UTC coverage: 92.736% (+0.007%) from 92.729%

Build # 13608525548

Build Type

push

github

Committed by

Nu-hin

Commit Message

Add error handling section to the README

Run Details

983 of 1060 relevant lines covered (92.74%)

83.38 hits per line

Source File
Press 'n' to go to next uncovered line, 'b' for previous

100.0

/lib/remote_ruby/source_extractor.rb

# frozen_string_literal: true

require 'method_source'
require 'parser/current'
require 'unparser'

# Opt-in to most recent AST format
Parser::Builders::Default.emit_lambda              = true
Parser::Builders::Default.emit_procarg0            = true
Parser::Builders::Default.emit_encoding            = true
Parser::Builders::Default.emit_index               = true
Parser::Builders::Default.emit_arg_inside_procarg0 = true
Parser::Builders::Default.emit_forward_arg         = true
Parser::Builders::Default.emit_kwargs              = true
Parser::Builders::Default.emit_match_pattern       = true

module RemoteRuby
  # Receives a block and extracts Ruby code (as a string) with this block's
  # source
  class SourceExtractor
    def extract(&block)
      ast = Parser::CurrentRuby.parse(block.source)
      block_node = find_block(ast)

      return '' unless block_node

      _, body = parse(block_node)
      Unparser.unparse(body)
    end

    private

    def find_block(node)
      return nil unless node.is_a? AST::Node
      return node if node.type == :block

      node.children.each do |child|
        res = find_block(child)
        return res if res
      end

      nil
    end

    def parse(node)
      args = node.children[1].children
      body = node.children[2]
      [args, body]
    end
  end
end

1	# frozen_string_literal: true
2
3	require 'method_source'	20✔
4	require 'parser/current'	20✔
5	require 'unparser'	20✔
6
7	# Opt-in to most recent AST format
8	Parser::Builders::Default.emit_lambda = true	20✔
9	Parser::Builders::Default.emit_procarg0 = true	20✔
10	Parser::Builders::Default.emit_encoding = true	20✔
11	Parser::Builders::Default.emit_index = true	20✔
12	Parser::Builders::Default.emit_arg_inside_procarg0 = true	20✔
13	Parser::Builders::Default.emit_forward_arg = true	20✔
14	Parser::Builders::Default.emit_kwargs = true	20✔
15	Parser::Builders::Default.emit_match_pattern = true	20✔
16
17	module RemoteRuby	20✔
18	# Receives a block and extracts Ruby code (as a string) with this block's
19	# source
20	class SourceExtractor	20✔
21	def extract(&block)	20✔
22	ast = Parser::CurrentRuby.parse(block.source)	480✔
23	block_node = find_block(ast)	480✔
24
25	return '' unless block_node	480✔
26
27	_, body = parse(block_node)	480✔
28	Unparser.unparse(body)	480✔
29	end
30
31	private	20✔
32
33	def find_block(node)	20✔
34	return nil unless node.is_a? AST::Node	1,000✔
35	return node if node.type == :block	740✔
36
37	node.children.each do \|child\|	260✔
38	res = find_block(child)	520✔
39	return res if res	520✔
40	end
41
42	nil
43	end
44
45	def parse(node)	20✔
46	args = node.children[1].children	480✔
47	body = node.children[2]	480✔
48	[args, body]	480✔
49	end
50	end
51	end

Nu-hin / remote_ruby / 13608525548

Source File Press 'n' to go to next uncovered line, 'b' for previous

Source File
Press 'n' to go to next uncovered line, 'b' for previous