Saner Syntax
Pomsky is designed to be easy to write and understand.
Pomsky
Next Level Regular Expressions
Instant Feedback
Syntax highlighting, autocompletion, and diagnostics in VSCode.
Built-in Tests
Automated tests catch mistakes, and double as documentation.
Feature Rich
Pomsky has powerful features you won’t find anywhere else.
Great Compatibility
Pomsky is transpiled to normal RegExp’s, so you can use it anywhere.
Optimized Output
You can be confident that your expressions perform well.
Examples
Section titled “Examples”See at a glance what Pomsky looks like.
'Hello' [space]+ ('world' | 'pomsky')Hello\s+(?:world|pomsky)Boundaries
Section titled “Boundaries”^ % 'foo' % $^\bfoo\b$Repetition
Section titled “Repetition”'hello'{1,5} 'world'*(?:hello){1,5}(?:world)*Character classes
Section titled “Character classes”['acd[]' 'p'-'s' digit]!['^'] # negated[acd[\]p-s\d][^\^]Unicode
Section titled “Unicode”[s U+15 U+FEFF Greek Decimal_Number][\s\x15\uFEFF\p{Greek}\p{Nd}]Capturing groups
Section titled “Capturing groups”:([space]) :named(.)(\s)(?<named>.)Lookaround
Section titled “Lookaround”(<< 'foo' | 'bar')(!>> 'foo' | 'bar')(?<=foo|bar)(?!foo|bar)Ranges
Section titled “Ranges”range '0'-'255'0|1[0-9]{0,2}|2(?:[0-4][0-9]?|5[0-5]?|[6-9])?|[3-9][0-9]?Variables
Section titled “Variables”let number = '-'? [digit]+;let op = ['+-*/'];number (op number)*-?\d+(?:[+\-*/]-?\d+)*