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Add support PSLR(1) parser generation - #774

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ydah wants to merge 19 commits into

ruby:masterfrom

ydah:pslr_parser

Open

Add support PSLR(1) parser generation#774
ydah wants to merge 19 commits into
ruby:masterfrom
ydah:pslr_parser

Commits on Oct 14, 2026
- pslr: add grammar directives for PSLR(1) lexical specification
  ydah
  committed
  c18eebe
- pslr: add scanner FSA construction from token patterns
  ydah
  committed
  78880b3
- pslr: add length precedence resolution tables
  ydah
  committed
  9bec976
- pslr: integrate pseudo-scanner into state computation
  ydah
  committed
  526b09f
- pslr: emit pseudo-scanner tables and runtime in generated parsers
  ydah
  committed
  d441f92
- pslr: add PSLR reporting, tie-candidate warnings and CLI wiring
  ydah
  committed
  24a87ef
- pslr: switch pseudo-scan runtime to length-delimited input
  ydah
  committed
  5fd2514
- pslr: add conflict witnesses and real %lex-prec usage tracking
  ydah
  committed
  eeadc38
- lac: make lookahead correction configurable via %define parse.lac
  ydah
  committed
  f7839a5
- pslr: use pair-based state compatibility for splitting
  ydah
  committed
  b4142b9
- pslr: add pure mode where the generated parser owns lexing
  ydah
  committed
  3984519
- pslr: add {NAME} references, canonical-lr tables and richer reports
  ydah
  committed
  c2cc4bf
- pslr: regenerate RBS signatures and fix operator annotations
  ydah
  committed
  fb8f954
- docs: update NEWS for the completed PSLR(1) feature set
  ydah
  committed
  e86091c
- ci: fix Ruby 2.5 compatibility and vendored-gem ASCII check
  ydah
  committed
  0e46ce3
- pslr: resolve scanner profiles consistently
  ydah
  committed
  a583887
- pslr: harden generated parser runtime
  ydah
  committed
  ef193e6
- pslr: isolate context split lookaheads
  ydah
  committed
  7d872be
- pslr: make per-state report details opt-in
  ydah
  committed
  abc8b2c

Commits

Commits on Oct 14, 2026