2 files changed, 16 insertions(+), 0 deletions(-)

M lib/dhall.rb
M test/test_load.rb

@@ 21,6 21,10 @@ module Dhall
 	end
 
 	def self.load_raw(source)
+		unless source.valid_encoding?
+			raise ArgumentError, "invalid byte sequence in #{source.encoding}"
+		end
+
 		begin
 			return from_binary(source) if source.encoding == Encoding::BINARY
 		rescue Exception # rubocop:disable Lint/RescueException

@@ 13,6 13,18 @@ class TestLoad < Minitest::Test
 		assert_equal Dhall::Natural.new(value: 1), Dhall.load("1".b).sync
 	end
 
+	def test_load_invalid_utf8
+		assert_raises ArgumentError do
+			Dhall.load("\xc3\x28").sync
+		end
+	end
+
+	def test_load_invalid_utf8_binary_input
+		assert_raises ArgumentError do
+			Dhall.load("\xc3\x28".b).sync
+		end
+	end
+
 	def test_load_natural_binary
 		assert_equal(
 			Dhall::Natural.new(value: 1),