Implement SLR parser generator

[exellentcoin26]

No description provided.

[codecov]

Codecov Report

Merging #4 (858203f) into main (b995e4f) will increase coverage by 2.2%.
The diff coverage is 87.4%.

@@           Coverage Diff           @@
##            main      #4     +/-   ##
=======================================
+ Coverage   83.0%   85.3%   +2.2%     
=======================================
  Files         22      25      +3     
  Lines       2235    3017    +782     
  Branches    2235    3017    +782     
=======================================
+ Hits        1857    2574    +717     
- Misses       331     385     +54     
- Partials      47      58     +11     

Files Changed	Coverage Δ
pango-lexer/src/main.rs	0.0% <0.0%> (ø)
src/cfsm/dot.rs	0.0% <0.0%> (ø)
src/lib.rs	0.0% <ø> (ø)
src/main.rs	0.0% <0.0%> (ø)
pango-lexer/src/lexer/mod.rs	88.9% <42.1%> (-0.5%)	⬇️
src/cst.rs	80.0% <80.0%> (ø)
src/parser/table.rs	82.7% <82.7%> (ø)
src/cfsm/state.rs	78.2% <85.7%> (+5.1%)	⬆️
src/parser/slr.rs	92.2% <92.2%> (ø)
src/cfsm/mod.rs	96.3% <92.3%> (+1.9%)	⬆️
... and 2 more

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