Add support PSLR(1) parser generation#774

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ydah wants to merge 22 commits intoruby:masterfrom

ydah:pslr_parser

Commits on Mar 7, 2026

Add support PSLR(1) parser generation
ydah
committed
Add `yy_state_accepts_token` function and `YYSETSTATE_CONTEXT` macro support to PSLR parser template
ydah
committed

Commits on Mar 8, 2026

Wire PSLR generation into parser output
ydah
committed
Fail fast on unresolved PSLR inadequacies
ydah
committed
Split PSLR states by scanner profile
ydah
committed
Track PSLR inadequacies with full propagated lookaheads
ydah
committed
Fail before emitting unresolved PSLR parsers
ydah
committed
Handle PSLR pure-reduce scanner profiles
ydah
committed
Cover PSLR split paths end to end
ydah
committed
Finish chained PSLR state splits
ydah
committed
Add chained PSLR shift-angle regressions
ydah
committed
Add mixed PSLR family regressions
ydah
committed
Add table-driven PSLR family coverage
ydah
committed
Add PSLR lexer bridge macros
ydah
committed
Add PSLR growth diagnostics
ydah
committed
Automate PSLR family exploration
ydah
committed
Add PSLR function declarations block before tables and functions in yacc.c template
ydah
committed
Add `pslr_item_lookahead_set` to State for PSLR-specific lookaheads, guard scanner-only declarations behind `pslr_scanner_enabled?`, and fix nil-safety crashes in lookahead propagation
ydah
committed
Fix spec stubs and grammar fixtures to match renamed `pslr_scanner_enabled?` and `acceptable_pslr_reduce_lookahead` methods, and add missing `%define lr.type pslr` declarations
ydah
committed
Add `YY_DECL` definition to PSLR integration fixture grammars to declare the custom `yylex` signature before lexer headers
ydah
committed
Add PSLR-related RBS signatures, fix `replace_term_attributes` keyword argument defaults and nil guard, and update type annotations for `details`, `format_ratio`, and grammar delegated methods
ydah
committed
Enhance PSLR(1) parser support in documentation with new directives and usage examples
ydah
committed

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Add support PSLR(1) parser generation#774

Add support PSLR(1) parser generation#774
ydah wants to merge 22 commits intoruby:masterfrom
ydah:pslr_parser

Commits on Mar 7, 2026

Add support PSLR(1) parser generation

Add `yy_state_accepts_token` function and `YYSETSTATE_CONTEXT` macro support to PSLR parser template

Commits on Mar 8, 2026

Wire PSLR generation into parser output

Fail fast on unresolved PSLR inadequacies

Split PSLR states by scanner profile

Track PSLR inadequacies with full propagated lookaheads

Fail before emitting unresolved PSLR parsers

Handle PSLR pure-reduce scanner profiles

Cover PSLR split paths end to end

Finish chained PSLR state splits

Add chained PSLR shift-angle regressions

Add mixed PSLR family regressions

Add table-driven PSLR family coverage

Add PSLR lexer bridge macros

Add PSLR growth diagnostics

Automate PSLR family exploration

Add PSLR function declarations block before tables and functions in yacc.c template

Add `pslr_item_lookahead_set` to State for PSLR-specific lookaheads, guard scanner-only declarations behind `pslr_scanner_enabled?`, and fix nil-safety crashes in lookahead propagation

Fix spec stubs and grammar fixtures to match renamed `pslr_scanner_enabled?` and `acceptable_pslr_reduce_lookahead` methods, and add missing `%define lr.type pslr` declarations

Add `YY_DECL` definition to PSLR integration fixture grammars to declare the custom `yylex` signature before lexer headers

Add PSLR-related RBS signatures, fix `replace_term_attributes` keyword argument defaults and nil guard, and update type annotations for `details`, `format_ratio`, and grammar delegated methods

Enhance PSLR(1) parser support in documentation with new directives and usage examples