class ArchSpec::Rules::CannotCallRule

# File lib/archspec/rules/protocol_rules.rb, line 10
def initialize(source, methods, receiver: :any)
  unless %i[any none].include?(receiver) || receiver.is_a?(String)
    raise Error, "cannot_call receiver: must be :any, :none or a constant name, got #{receiver.inspect}"
  end

  @source = source.to_sym
  @method_names = Array(methods).flatten.map(&:to_sym)
  @receiver = receiver.is_a?(String) ? receiver.sub(/\A::/, '') : receiver
end

# File lib/archspec/rules/protocol_rules.rb, line 33
def evaluate(graph)
  graph.edges.filter_map do |edge|
    next unless edge.type == :calls_named_method
    forbidden = forbidden_name(edge)
    next unless forbidden
    next if receiver == :none && edge.receiver != :none
    next if receiver.is_a?(String) && !receiver_matches?(graph, edge)
    next unless graph.source_components_for(edge).include?(source)
    next if own_method_call?(graph, edge)

    Diagnostic.new(
      rule: id,
      message: "#{source} must not call ##{forbidden}",
      location: edge.location,
      evidence: evidence_for(graph, edge)
    )
  end
end

# File lib/archspec/rules/protocol_rules.rb, line 29
def id
  'methods.forbid'
end

# File lib/archspec/rules/protocol_rules.rb, line 24
def merge!(other)
  @method_names |= other.method_names
  self
end

# File lib/archspec/rules/protocol_rules.rb, line 20
def merge_key
  [self.class, source, receiver]
end