Class: Coverband::MCP::Tools::GetFileCoverage

Inherits:
MCP::Tool
  • Object
show all
Defined in:
lib/coverband/mcp/tools/get_file_coverage.rb

Class Method Summary collapse

Class Method Details

.call(filename:, server_context:) ⇒ Object 



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
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
 
# File 'lib/coverband/mcp/tools/get_file_coverage.rb', line 20

def self.call(filename:, server_context:, **)
  store = Coverband.configuration.store
  report = Coverband::Reporters::JSONReport.new(store, {
    filename: filename,
    line_coverage: true
  })

  data = JSON.parse(report.report)

  if data["files"].nil? || data["files"].empty?
    return ::MCP::Tool::Response.new([{
      type: "text",
      text: "No coverage data found for file: #{filename}"
    }])
  end

  # Find matching file(s)
  matching_files = data["files"].select { |path, _| path.include?(filename) }

  if matching_files.empty?
    return ::MCP::Tool::Response.new([{
      type: "text",
      text: "No coverage data found for file matching: #{filename}"
    }])
  end

  result = matching_files.transform_values do |file_data|
    {
      filename: file_data["filename"],
      covered_percent: file_data["covered_percent"],
      lines_of_code: file_data["lines_of_code"],
      lines_covered: file_data["lines_covered"],
      lines_missed: file_data["lines_missed"],
      runtime_percentage: file_data["runtime_percentage"],
      never_loaded: file_data["never_loaded"],
      first_updated_at: file_data["first_updated_at"],
      last_updated_at: file_data["last_updated_at"],
      coverage: file_data["coverage"]
    }
  end

  ::MCP::Tool::Response.new([{
    type: "text",
    text: JSON.pretty_generate(result)
  }])
rescue => e
  ::MCP::Tool::Response.new([{
    type: "text",
    text: "Error getting file coverage: #{e.message}"
  }])
end