Remove redundant begin in expect_raises

src/spec/expectations.cr

@@ -278,36 +278,34 @@ module Spec
     #
     # It returns the rescued exception.
     def expect_raises(klass : T.class, message = nil, file = __FILE__, line = __LINE__) forall T
-      begin
-        yield
-      rescue ex : T
-        # We usually bubble Spec::AssertaionFailed, unless this is the expected exception
-        if ex.is_a?(Spec::AssertionFailed) && klass != Spec::AssertionFailed
-          raise ex
-        end
+      yield
+    rescue ex : T
+      # We usually bubble Spec::AssertaionFailed, unless this is the expected exception
+      if ex.is_a?(Spec::AssertionFailed) && klass != Spec::AssertionFailed
+        raise ex
+      end
 
-        ex_to_s = ex.to_s
-        case message
-        when Regex
-          unless (ex_to_s =~ message)
-            backtrace = ex.backtrace.map { |f| "  # #{f}" }.join "\n"
-            fail "Expected #{klass} with message matching #{message.inspect}, got #<#{ex.class}: #{ex_to_s}> with backtrace:\n#{backtrace}", file, line
-          end
-        when String
-          unless ex_to_s.includes?(message)
-            backtrace = ex.backtrace.map { |f| "  # #{f}" }.join "\n"
-            fail "Expected #{klass} with #{message.inspect}, got #<#{ex.class}: #{ex_to_s}> with backtrace:\n#{backtrace}", file, line
-          end
+      ex_to_s = ex.to_s
+      case message
+      when Regex
+        unless (ex_to_s =~ message)
+          backtrace = ex.backtrace.map { |f| "  # #{f}" }.join "\n"
+          fail "Expected #{klass} with message matching #{message.inspect}, got #<#{ex.class}: #{ex_to_s}> with backtrace:\n#{backtrace}", file, line
+        end
+      when String
+        unless ex_to_s.includes?(message)
+          backtrace = ex.backtrace.map { |f| "  # #{f}" }.join "\n"
+          fail "Expected #{klass} with #{message.inspect}, got #<#{ex.class}: #{ex_to_s}> with backtrace:\n#{backtrace}", file, line
         end
-
-        ex
-      rescue ex
-        ex_to_s = ex.to_s
-        backtrace = ex.backtrace.map { |f| "  # #{f}" }.join "\n"
-        fail "Expected #{klass}, got #<#{ex.class}: #{ex_to_s}> with backtrace:\n#{backtrace}", file, line
-      else
-        fail "Expected #{klass} but nothing was raised", file, line
       end
+
+      ex
+    rescue ex
+      ex_to_s = ex.to_s
+      backtrace = ex.backtrace.map { |f| "  # #{f}" }.join "\n"
+      fail "Expected #{klass}, got #<#{ex.class}: #{ex_to_s}> with backtrace:\n#{backtrace}", file, line
+    else
+      fail "Expected #{klass} but nothing was raised", file, line
     end
   end