feat: improve timeout errors

Author: eldipa

byexample/modules/progress.py

@@ -125,21 +125,21 @@ def timedout(self, example, exception):
             input = short_string(exception.input)
 
             msg += self._bullet('cyan', '-') + ' '
-            msg += ("This happen before typing '%s'.\n" % input) + \
-                   "Perhaps the text before did not match what you expected?\n" + \
-                   (exception.prefix) + '\n'
+            msg += ("This happen before typing >>%s<<.\n" % input) + \
+                    "Perhaps the text before did not match what you expected? You were expecting:\n" + \
+                   ">>" + (exception.prefix) + "<<" + '\n'
 
         exception_output = exception.output.rstrip()
         if exception_output:
             msg += self._bullet('cyan', '-') + ' '
-            msg += 'This is the last output obtained:\n%s\n' % str(
+            msg += 'This is the last output obtained:\n>>%s<<\n' % str(
                 exception_output
             )
 
         exception_raw_output = exception.raw_output.rstrip()
         if self.verbosity >= 4 and exception_raw_output:
             msg += self._bullet('yellow', '-') + ' '
-            msg += 'This is the last raw output obtained:\n%s\n' % str(
+            msg += 'This is the last raw output obtained:\n>>%s<<\n' % str(
                 exception_raw_output
             )
 

docs/basic/input.md

@@ -176,11 +176,11 @@ $ byexample -l python test/ds/maximum-ctx-input.md
 - This could be because the example just ran too slow (try add more time
 with +timeout=<n>) or the example is "syntactically incorrect" and
 the interpreter hang (may be you forgot a parenthesis or something like that?).
-- This happen before typing 'foo'.
-Perhaps the text before did not match what you expected?
-typo! text:
+- This happen before typing >>foo<<.
+Perhaps the text before did not match what you expected? You were expecting:
+>>typo! text: <<
 - This is the last output obtained:
-Some large text:
+>>Some large text:<<
 <...>
 [ABORT] Pass: 0 Fail: 1 Skip: 0
 ```