get_position
Description:
Retrieves the current line number and the number of the character on that line.
Intended for use in error messages; there are no strict semantics for what constitutes the "current" line number other than "the best number we could come up with for error messages."
Parameters:
this | |
line_number |
return location for a line number, or null |
char_number |
return location for a char-on-line number, or null |