.*any character (except for line terminators), repeated any number of times
Non-Capturing Group(?:-\d*){2} {2}repeats the group contents below exactly 2 times:
-the literal - (4510 / 558 / 2D16)
\d*a digit, repeated any number of times
Positive Lookahead(?=[.-]) .the literal . (4610 / 568 / 2E16)
-the literal - (4510 / 558 / 2D16)
.*any character (except for line terminators), repeated any number of times
\.the literal . (4610 / 568 / 2E16)
Negated Character Class[^\s.]+ +matches at least one character outside the set below:
\sany whitespace character
.the literal . (4610 / 568 / 2E16)
$end of line
g modifier: global. Finds all matches instead of stopping after the first
m modifier: multiline. Causes ^ and $ to match the start and end of each line, not only the start and end of the string