textStart = 0; while (arg.find()) { description.appendText(descriptionTemplate.substring(textStart, arg.start())); description.appendValue(values[parseInt(arg.group(1))]); textStart = arg.end(); } if (textStart < descriptionTemplate.length()) { description.appendText(descriptionTemplate.substring(textStart)); } } @Override public void describeMismatch(Object item, Description description) { matcher.describeMismatch(item, description); } /** * Wraps an existing matcher, overriding its description with...