ameba_internals.cr

require "ameba"

source = Ameba::Source.new %(
  class Ameba::Internals
    getter info : Info

    def dump
      puts info
    end
  end
), "source.cr"

module Ameba::Rule
  # A rule that disallows calls to `puts` method.
  struct NoPuts < Base
    def test(source)
      AST::NodeVisitor.new self, source
    end

    def test(source, node : Crystal::Call)
      return unless node.name == "puts"

      source.add_issue(self, node, "puts method is called")
    end
  end
end

rule = Ameba::Rule::NoPuts.new
rule.catch(source)

formatter = Ameba::Formatter::JSONFormatter.new(STDOUT)
formatter.started([source])
formatter.source_finished(source)
formatter.finished([source])