Allow non-exception objects to be passed to exception: keyword argu…

…ment. Fixes #66.

lib/console/output/failure.rb

@@ -21,8 +21,11 @@ def call(subject = nil, *arguments, exception: nil, **options, &block)
 					if last.is_a?(Exception)
 						options[:event] = Event::Failure.for(last)
 					end
-				else
+				elsif exception.is_a?(Exception)
 					options[:event] = Event::Failure.for(exception)
+				else
+					# We don't know what this is, so we just pass it through:
+					options[:exception] = exception
 				end
 
 				super(subject, *arguments, **options)

test/console/output/failure.rb

@@ -0,0 +1,43 @@
+# frozen_string_literal: true
+
+# Released under the MIT License.
+# Copyright, 2021-2024, by Samuel Williams.
+
+require "console/logger"
+require "console/capture"
+
+require "console/output/failure"
+
+describe Console::Output::Failure do
+	let(:output) {Console::Capture.new}
+	let(:logger) {subject.new(output)}
+	let(:error) {StandardError.new("Something went wrong")}
+
+	it "logs exception messages" do
+		logger.call(self, error)
+
+		expect(output.last).to have_keys(
+			event: have_keys(
+				message: be == "Something went wrong"
+			)
+		)
+	end
+
+	it "logs exception keyword argument" do
+		logger.call(self, exception: error)
+
+		expect(output.last).to have_keys(
+			event: have_keys(
+				message: be == "Something went wrong"
+			)
+		)
+	end
+
+	it "logs non-exception exception keyword argument" do
+		logger.call(self, exception: "Something went wrong")
+
+		expect(output.last).to have_keys(
+			exception: be == "Something went wrong"
+		)
+	end
+end