JFlex 1.8.0

• yychar type has been changed from int to long in order to support large files (> 2GB) (#605)
• Add @SuppressWarnings("FallThrough") on generated lexer #454
• Defend against spoon-feeding readers not fully populating the scanning buffer #543
• Add support for Unicode 10.0 #540 11.0 #555 12.0 #556 and 12.1 #563
• Unicode Emoji properties are supported for Unicode versions 8.0+ (#546)
• Significantly decreased memory usage for unicode scanners from ~4MB to typical ~20kB. (#697)
• Macro expressions in character classes are now allowed (#216, #654)
• Expose yyatEOF() in generated scanner API (#644)
• Pipe action | now works for <<EOF>> (#201)
• Explicitly use UTF-8 encoding for skeleton files and dot files (#470)
• Maven plugin now correctly checks #include file time stamp (#694)
• Slightly optimised character classes when ^ operator is used (#682)
• Normalised character class order. This has no influence on how text is matched, but makes --dump output more comparable. (#650)
• Fixed a bug in the negation ! operator that in rare circumstances would match not everything covered by the negation (#567).
• The . expression now does not match unpaired surrogates, since these are not characters. (#544)
• Example specs now with build for ant, make, and maven
• Introduced a code LexGenerator API. #428 #448
• Add the jflex source in generated code #371 #399
• Code cleanup
  • modularisation effort
  • Removed dead code class CharSet #480
  • Use @AutoValue #505
  • Fixed PMD violations #413 #418
  • Use Truth in tests #365 #660
  • Replace commons-io by guava #319
• Dep updates
  • Updated maven dependencies #409
  • Updated the Maven wrapper to 0.4.2 #382
• Build system
  • retired ant build #432
  • now supporting Bazel build

See all changes in milestone 1.8.0