Class: RailsMcpInsight::Analyzers::ControllerAnalyzer

Inherits:
Object
  • Object
show all
Defined in:
lib/rails_mcp_insight/analyzers/controller_analyzer.rb

Overview

Analyzes Rails controller files to extract actions, filters, strong params, rescue handlers, and inheritance chains.

Instance Method Summary collapse

Constructor Details

#initialize(config, ast_parser: AstParser.new) ⇒ ControllerAnalyzer

Returns a new instance of ControllerAnalyzer.



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# File 'lib/rails_mcp_insight/analyzers/controller_analyzer.rb', line 8

def initialize(config, ast_parser: AstParser.new)
  @config = config
  @ast_parser = ast_parser
end

Instance Method Details

#analyze(controller_name) ⇒ Object

Analyze a specific controller



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# File 'lib/rails_mcp_insight/analyzers/controller_analyzer.rb', line 14

def analyze(controller_name)
  file_path = find_controller_file(controller_name)
  return nil unless file_path

  parsed = @ast_parser.parse_file(file_path)
  return nil unless parsed

  {
    name: controller_name,
    file: relative_path(file_path),
    parent_class: parsed.classes.first&.parent || "ApplicationController",
    actions: extract_actions(parsed),
    before_actions: extract_filters(parsed, "before_action"),
    after_actions: extract_filters(parsed, "after_action"),
    around_actions: extract_filters(parsed, "around_action"),
    skip_before_actions: extract_filters(parsed, "skip_before_action"),
    strong_params: extract_strong_params(file_path),
    rescue_handlers: extract_rescue_handlers(parsed),
    concerns: parsed.includes.map { |i| i[:module] },
    private_methods: parsed.methods.select { |m| m.visibility == :private }.map(&:name),
    constants: parsed.constants.map { |c| { name: c[:name], value: c[:value] } }
  }
end