colorize_lines.pl: formatting is incorrectly reset

[oakkitten]

Script / WeeChat

• Name of script: colorize_lines.pl
• Script version: 3.9
• WeeChat version: v2.9-37-gaac14f28d

This bug has been reported to the script author? Yes
Response or reason: No response

Bug summary

In rare conditions incorrect formatting appears if a color reset character is present

Steps to reproduce

1. unload colorize_lines.pl
2. type Ctrl+c, _ hello Ctrl+c, c hello Enter
3. observe that the output is

   hellohello

4. load colorize_lines.pl & type the same
5. observe that the output is

   hellohello

Current behavior

output is underlined differently

Expected behavior

output is underlined the same way

[weechatter]

a first test:
$input $VAR1 = "\31F10\03115nils_2_\t\32\4hello\31\34hello";
$output $VAR1 = "\31F10\03115nils_2_\t\03115\32\4hello\31\34\03115hello\34";