regex: java.util.regex companion code (groups, lookarounds, replaceAll lambdas, ReDoS and timeouts)

Co-Authored-By: Claude Sonnet 5.5 <[email protected]> Claude-Session: https://claude.ai/code/session_01KqJyCidz3ZgRyHABv2GVJh
2026-09-30 19:00:39 +00:00
parent bfa7f97432
commit b31c6716a3
22 changed files with 647 additions and 0 deletions
@@ -0,0 +1,12 @@
+\d+(?=px)                    -> "120", "48"
+foo(?!bar)                   -> "foo", "foo"
+(?<=\$)\d+(?:\.\d\d)?        -> "19.99", "23"
+(?<![\d$.])\d+               -> "3"
+policy abcdefgh   -> false
+policy Abcdefg1   -> true
+policy Ab1        -> false
+policy ABCDEFG1x  -> true
+1,234,567
+compiled  (?<=a+)b
+compiled  (?<=a{1,9})b
+rejected  (?<=(?:ab)+)c : Look-behind group does not have an obvious maximum length