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renderer: Finish glfx's GLSL parser #59

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tweakoz opened this issue Jan 14, 2020 · 2 comments
Closed

renderer: Finish glfx's GLSL parser #59

tweakoz opened this issue Jan 14, 2020 · 2 comments

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@tweakoz
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tweakoz commented Jan 14, 2020 •
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And use the AST for final shader emission instead of string based emission.
This will encourage cooler shader tricks down the road - eg node based shaders...
Use unit tests to verify completion
@tweakoz
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tweakoz commented Jun 18, 2023

In Progress
https://github.com/tweakoz/orkid/tree/toz-orkslx

tok<0> idx<0> val<function>
tok<1> idx<1> val<abc>
tok<2> idx<2> val<(>
tok<3> idx<3> val<int>
tok<4> idx<4> val<x>
tok<5> idx<5> val<,>
tok<6> idx<6> val<float>
tok<7> idx<7> val<y>
tok<8> idx<8> val<)>
tok<9> idx<9> val<{>
tok<10> idx<10> val<b>
tok<11> idx<11> val<=>
tok<12> idx<12> val<(>
tok<13> idx<13> val<a>
tok<14> idx<14> val<+>
tok<15> idx<15> val<v>
tok<16> idx<16> val<)>
tok<17> idx<17> val<*>
tok<18> idx<18> val<7.0>
tok<19> idx<19> val<;>
tok<20> idx<20> val<}>
[PARSER]   SEQ<funcdef>: beg_match len<8>
[PARSER]     MATCHED word<function>
[PARSER]   SEQ<funcdef> : match_item<function> iter<0/8> st<0> end<20> MATCH
[PARSER]     MATCHED tok<abc> mname<kw_or_id>
[PARSER]   SEQ<funcdef> : match_item<kw_or_id> iter<1/8> st<1> end<20> MATCH
[PARSER]     MATCHED tok<(> mname<lparen>
[PARSER]   SEQ<funcdef> : match_item<lparen> iter<2/8> st<2> end<20> MATCH
[PARSER]     NOM0<fnd_args>: beg_match sub_matcher<argument_decl>
[PARSER]       SEQ<argument_decl>: beg_match len<3>
[PARSER]           MATCHED word<int>
[PARSER]         1OF<>: MATCH sub_matcher<int>
[PARSER]       SEQ<argument_decl> : match_item<oneOf> iter<0/3> st<3> end<20> MATCH
[PARSER]         MATCHED tok<x> mname<kw_or_id>
[PARSER]       SEQ<argument_decl> : match_item<kw_or_id> iter<1/3> st<4> end<20> MATCH
[PARSER]           MATCHED tok<,> mname<comma>
[PARSER]         OPT<> MATCH sub<comma>
[PARSER]         MATCHED OPT<optional>
[PARSER]       SEQ<argument_decl> : match_item<optional> iter<2/3> st<5> end<20> MATCH
[PARSER]       MATCHED SEQ<argument_decl>
[PARSER]     NOM0<fnd_args> try_match iter<0> MATCH start<3> end<5>
[PARSER]       SEQ<argument_decl>: beg_match len<3>
[PARSER]           MATCHED word<float>
[PARSER]         1OF<>: MATCH sub_matcher<float>
[PARSER]       SEQ<argument_decl> : match_item<oneOf> iter<0/3> st<6> end<20> MATCH
[PARSER]         MATCHED tok<y> mname<kw_or_id>
[PARSER]       SEQ<argument_decl> : match_item<kw_or_id> iter<1/3> st<7> end<20> MATCH
[PARSER]         OPT<> EMPTY
[PARSER]         MATCHED OPT<optional>
[PARSER]       SEQ<argument_decl> : match_item<optional> iter<2/3> st<8> end<20> MATCH: EMPTY
[PARSER]       MATCHED SEQ<argument_decl>
[PARSER]     NOM0<fnd_args> try_match iter<1> MATCH start<6> end<7>
[PARSER]       SEQ<argument_decl>: beg_match len<3>
[PARSER]         1OF<>: NO-MATCH
[PARSER]       SEQ<argument_decl> : match_item<oneOf> iter<0/3> st<8> end<20> NO-MATCH
[PARSER]     NOM0<fnd_args> try_match iter<2> NO-MATCH
[PARSER]     NOM0<fnd_args>: MATCH count<2> st<3> en<7>
[PARSER]     MATCHED NOM<fnd_args>
[PARSER]   SEQ<funcdef> : match_item<fnd_args> iter<3/8> st<3> end<20> MATCH
[PARSER]     MATCHED tok<)> mname<rparen>
[PARSER]   SEQ<funcdef> : match_item<rparen> iter<4/8> st<8> end<20> MATCH
[PARSER]     MATCHED tok<{> mname<lcurly>
[PARSER]   SEQ<funcdef> : match_item<lcurly> iter<5/8> st<9> end<20> MATCH
[PARSER]     NOM0<fnd_statements>: beg_match sub_matcher<sequence>
[PARSER]       SEQ<sequence>: beg_match len<2>
[PARSER]           SEQ<assignment_statement>: beg_match len<3>
[PARSER]               SEQ<variableDeclaration>: beg_match len<2>
[PARSER]                 1OF<>: NO-MATCH
[PARSER]               SEQ<variableDeclaration> : match_item<oneOf> iter<0/2> st<10> end<20> NO-MATCH
[PARSER]               SEQ<variableReference>: beg_match len<1>
[PARSER]                 MATCHED tok<b> mname<kw_or_id>
[PARSER]               SEQ<variableReference> : match_item<kw_or_id> iter<0/1> st<10> end<20> MATCH
[PARSER]               MATCHED SEQ<variableReference>
[PARSER]             1OF<ass1of>: MATCH sub_matcher<variableReference>
[PARSER]           SEQ<assignment_statement> : match_item<ass1of> iter<0/3> st<10> end<20> MATCH
[PARSER]             MATCHED tok<=> mname<equals>
[PARSER]           SEQ<assignment_statement> : match_item<equals> iter<1/3> st<11> end<20> MATCH
[PARSER]             SEQ<expression>: beg_match len<1>
[PARSER]                 SEQ<add1>: beg_match len<3>
[PARSER]                     SEQ<mul1>: beg_match len<2>
[PARSER]                         SEQ<variableReference>: beg_match len<1>
[PARSER]                         SEQ<variableReference> : match_item<kw_or_id> iter<0/1> st<12> end<20> NO-MATCH
[PARSER]                         SEQ<term>: beg_match len<3>
[PARSER]                           MATCHED tok<(> mname<lparen>
[PARSER]                         SEQ<term> : match_item<lparen> iter<0/3> st<12> end<20> MATCH
[PARSER]                           SEQ<expression>: beg_match len<1>
[PARSER]                               SEQ<add1>: beg_match len<3>
[PARSER]                                   SEQ<mul1>: beg_match len<2>
[PARSER]                                       SEQ<variableReference>: beg_match len<1>
[PARSER]                                         MATCHED tok<a> mname<kw_or_id>
[PARSER]                                       SEQ<variableReference> : match_item<kw_or_id> iter<0/1> st<13> end<20> MATCH
[PARSER]                                       MATCHED SEQ<variableReference>
[PARSER]                                     1OF<primary>: MATCH sub_matcher<variableReference>
[PARSER]                                   SEQ<mul1> : match_item<primary> iter<0/2> st<13> end<20> MATCH
[PARSER]                                     NOM0<mul1zom>: beg_match sub_matcher<mul1sp>
[PARSER]                                       SEQ<mul1sp>: beg_match len<2>
[PARSER]                                       SEQ<mul1sp> : match_item<star> iter<0/2> st<14> end<20> NO-MATCH
[PARSER]                                     NOM0<mul1zom> try_match iter<0> NO-MATCH
[PARSER]                                     NOM0<mul1zom>: MATCH count<0> st<18446744073709551615> en<18446744073709551615>
[PARSER]                                     MATCHED NOM<mul1zom>
[PARSER]                                   SEQ<mul1> : match_item<mul1zom> iter<1/2> st<14> end<20> MATCH: EMPTY
[PARSER]                                   MATCHED SEQ<mul1>
[PARSER]                                 1OF<multiplicative>: MATCH sub_matcher<mul1>
[PARSER]                               SEQ<add1> : match_item<multiplicative> iter<0/3> st<13> end<20> MATCH
[PARSER]                                 MATCHED tok<+> mname<plus>
[PARSER]                               SEQ<add1> : match_item<plus> iter<1/3> st<14> end<20> MATCH
[PARSER]                                   SEQ<mul1>: beg_match len<2>
[PARSER]                                       SEQ<variableReference>: beg_match len<1>
[PARSER]                                         MATCHED tok<v> mname<kw_or_id>
[PARSER]                                       SEQ<variableReference> : match_item<kw_or_id> iter<0/1> st<15> end<20> MATCH
[PARSER]                                       MATCHED SEQ<variableReference>
[PARSER]                                     1OF<primary>: MATCH sub_matcher<variableReference>
[PARSER]                                   SEQ<mul1> : match_item<primary> iter<0/2> st<15> end<20> MATCH
[PARSER]                                     NOM0<mul1zom>: beg_match sub_matcher<mul1sp>
[PARSER]                                       SEQ<mul1sp>: beg_match len<2>
[PARSER]                                       SEQ<mul1sp> : match_item<star> iter<0/2> st<16> end<20> NO-MATCH
[PARSER]                                     NOM0<mul1zom> try_match iter<0> NO-MATCH
[PARSER]                                     NOM0<mul1zom>: MATCH count<0> st<18446744073709551615> en<18446744073709551615>
[PARSER]                                     MATCHED NOM<mul1zom>
[PARSER]                                   SEQ<mul1> : match_item<mul1zom> iter<1/2> st<16> end<20> MATCH: EMPTY
[PARSER]                                   MATCHED SEQ<mul1>
[PARSER]                                 1OF<multiplicative>: MATCH sub_matcher<mul1>
[PARSER]                               SEQ<add1> : match_item<multiplicative> iter<2/3> st<15> end<20> MATCH
[PARSER]                               MATCHED SEQ<add1>
[PARSER]                             1OF<additive>: MATCH sub_matcher<add1>
[PARSER]                           SEQ<expression> : match_item<additive> iter<0/1> st<13> end<20> MATCH
[PARSER]                           MATCHED SEQ<expression>
[PARSER]                         SEQ<term> : match_item<expression> iter<1/3> st<13> end<20> MATCH
[PARSER]                           MATCHED tok<)> mname<rparen>
[PARSER]                         SEQ<term> : match_item<rparen> iter<2/3> st<16> end<20> MATCH
[PARSER]                         MATCHED SEQ<term>
[PARSER]                       1OF<primary>: MATCH sub_matcher<term>
[PARSER]                     SEQ<mul1> : match_item<primary> iter<0/2> st<12> end<20> MATCH
[PARSER]                       NOM0<mul1zom>: beg_match sub_matcher<mul1sp>
[PARSER]                         SEQ<mul1sp>: beg_match len<2>
[PARSER]                           MATCHED tok<*> mname<star>
[PARSER]                         SEQ<mul1sp> : match_item<star> iter<0/2> st<17> end<20> MATCH
[PARSER]                             MATCHED tok<7.0> mname<float>
[PARSER]                           1OF<primary>: MATCH sub_matcher<float>
[PARSER]                         SEQ<mul1sp> : match_item<primary> iter<1/2> st<18> end<20> MATCH
[PARSER]                         MATCHED SEQ<mul1sp>
[PARSER]                       NOM0<mul1zom> try_match iter<0> MATCH start<17> end<18>
[PARSER]                         SEQ<mul1sp>: beg_match len<2>
[PARSER]                         SEQ<mul1sp> : match_item<star> iter<0/2> st<19> end<20> NO-MATCH
[PARSER]                       NOM0<mul1zom> try_match iter<1> NO-MATCH
[PARSER]                       NOM0<mul1zom>: MATCH count<1> st<17> en<18>
[PARSER]                       MATCHED NOM<mul1zom>
[PARSER]                     SEQ<mul1> : match_item<mul1zom> iter<1/2> st<17> end<20> MATCH
[PARSER]                     MATCHED SEQ<mul1>
[PARSER]                   1OF<multiplicative>: MATCH sub_matcher<mul1>
[PARSER]                 SEQ<add1> : match_item<multiplicative> iter<0/3> st<12> end<20> MATCH
[PARSER]                 SEQ<add1> : match_item<plus> iter<1/3> st<19> end<20> NO-MATCH
[PARSER]                 SEQ<add2>: beg_match len<3>
[PARSER]                     SEQ<mul1>: beg_match len<2>
[PARSER]                         SEQ<variableReference>: beg_match len<1>
[PARSER]                         SEQ<variableReference> : match_item<kw_or_id> iter<0/1> st<12> end<20> NO-MATCH
[PARSER]                         SEQ<term>: beg_match len<3>
[PARSER]                           MATCHED tok<(> mname<lparen>
[PARSER]                         SEQ<term> : match_item<lparen> iter<0/3> st<12> end<20> MATCH
[PARSER]                           SEQ<expression>: beg_match len<1>
[PARSER]                               SEQ<add1>: beg_match len<3>
[PARSER]                                   SEQ<mul1>: beg_match len<2>
[PARSER]                                       SEQ<variableReference>: beg_match len<1>
[PARSER]                                         MATCHED tok<a> mname<kw_or_id>
[PARSER]                                       SEQ<variableReference> : match_item<kw_or_id> iter<0/1> st<13> end<20> MATCH
[PARSER]                                       MATCHED SEQ<variableReference>
[PARSER]                                     1OF<primary>: MATCH sub_matcher<variableReference>
[PARSER]                                   SEQ<mul1> : match_item<primary> iter<0/2> st<13> end<20> MATCH
[PARSER]                                     NOM0<mul1zom>: beg_match sub_matcher<mul1sp>
[PARSER]                                       SEQ<mul1sp>: beg_match len<2>
[PARSER]                                       SEQ<mul1sp> : match_item<star> iter<0/2> st<14> end<20> NO-MATCH
[PARSER]                                     NOM0<mul1zom> try_match iter<0> NO-MATCH
[PARSER]                                     NOM0<mul1zom>: MATCH count<0> st<18446744073709551615> en<18446744073709551615>
[PARSER]                                     MATCHED NOM<mul1zom>
[PARSER]                                   SEQ<mul1> : match_item<mul1zom> iter<1/2> st<14> end<20> MATCH: EMPTY
[PARSER]                                   MATCHED SEQ<mul1>
[PARSER]                                 1OF<multiplicative>: MATCH sub_matcher<mul1>
[PARSER]                               SEQ<add1> : match_item<multiplicative> iter<0/3> st<13> end<20> MATCH
[PARSER]                                 MATCHED tok<+> mname<plus>
[PARSER]                               SEQ<add1> : match_item<plus> iter<1/3> st<14> end<20> MATCH
[PARSER]                                   SEQ<mul1>: beg_match len<2>
[PARSER]                                       SEQ<variableReference>: beg_match len<1>
[PARSER]                                         MATCHED tok<v> mname<kw_or_id>
[PARSER]                                       SEQ<variableReference> : match_item<kw_or_id> iter<0/1> st<15> end<20> MATCH
[PARSER]                                       MATCHED SEQ<variableReference>
[PARSER]                                     1OF<primary>: MATCH sub_matcher<variableReference>
[PARSER]                                   SEQ<mul1> : match_item<primary> iter<0/2> st<15> end<20> MATCH
[PARSER]                                     NOM0<mul1zom>: beg_match sub_matcher<mul1sp>
[PARSER]                                       SEQ<mul1sp>: beg_match len<2>
[PARSER]                                       SEQ<mul1sp> : match_item<star> iter<0/2> st<16> end<20> NO-MATCH
[PARSER]                                     NOM0<mul1zom> try_match iter<0> NO-MATCH
[PARSER]                                     NOM0<mul1zom>: MATCH count<0> st<18446744073709551615> en<18446744073709551615>
[PARSER]                                     MATCHED NOM<mul1zom>
[PARSER]                                   SEQ<mul1> : match_item<mul1zom> iter<1/2> st<16> end<20> MATCH: EMPTY
[PARSER]                                   MATCHED SEQ<mul1>
[PARSER]                                 1OF<multiplicative>: MATCH sub_matcher<mul1>
[PARSER]                               SEQ<add1> : match_item<multiplicative> iter<2/3> st<15> end<20> MATCH
[PARSER]                               MATCHED SEQ<add1>
[PARSER]                             1OF<additive>: MATCH sub_matcher<add1>
[PARSER]                           SEQ<expression> : match_item<additive> iter<0/1> st<13> end<20> MATCH
[PARSER]                           MATCHED SEQ<expression>
[PARSER]                         SEQ<term> : match_item<expression> iter<1/3> st<13> end<20> MATCH
[PARSER]                           MATCHED tok<)> mname<rparen>
[PARSER]                         SEQ<term> : match_item<rparen> iter<2/3> st<16> end<20> MATCH
[PARSER]                         MATCHED SEQ<term>
[PARSER]                       1OF<primary>: MATCH sub_matcher<term>
[PARSER]                     SEQ<mul1> : match_item<primary> iter<0/2> st<12> end<20> MATCH
[PARSER]                       NOM0<mul1zom>: beg_match sub_matcher<mul1sp>
[PARSER]                         SEQ<mul1sp>: beg_match len<2>
[PARSER]                           MATCHED tok<*> mname<star>
[PARSER]                         SEQ<mul1sp> : match_item<star> iter<0/2> st<17> end<20> MATCH
[PARSER]                             MATCHED tok<7.0> mname<float>
[PARSER]                           1OF<primary>: MATCH sub_matcher<float>
[PARSER]                         SEQ<mul1sp> : match_item<primary> iter<1/2> st<18> end<20> MATCH
[PARSER]                         MATCHED SEQ<mul1sp>
[PARSER]                       NOM0<mul1zom> try_match iter<0> MATCH start<17> end<18>
[PARSER]                         SEQ<mul1sp>: beg_match len<2>
[PARSER]                         SEQ<mul1sp> : match_item<star> iter<0/2> st<19> end<20> NO-MATCH
[PARSER]                       NOM0<mul1zom> try_match iter<1> NO-MATCH
[PARSER]                       NOM0<mul1zom>: MATCH count<1> st<17> en<18>
[PARSER]                       MATCHED NOM<mul1zom>
[PARSER]                     SEQ<mul1> : match_item<mul1zom> iter<1/2> st<17> end<20> MATCH
[PARSER]                     MATCHED SEQ<mul1>
[PARSER]                   1OF<multiplicative>: MATCH sub_matcher<mul1>
[PARSER]                 SEQ<add2> : match_item<multiplicative> iter<0/3> st<12> end<20> MATCH
[PARSER]                 SEQ<add2> : match_item<minus> iter<1/3> st<19> end<20> NO-MATCH
[PARSER]                   SEQ<mul1>: beg_match len<2>
[PARSER]                       SEQ<variableReference>: beg_match len<1>
[PARSER]                       SEQ<variableReference> : match_item<kw_or_id> iter<0/1> st<12> end<20> NO-MATCH
[PARSER]                       SEQ<term>: beg_match len<3>
[PARSER]                         MATCHED tok<(> mname<lparen>
[PARSER]                       SEQ<term> : match_item<lparen> iter<0/3> st<12> end<20> MATCH
[PARSER]                         SEQ<expression>: beg_match len<1>
[PARSER]                             SEQ<add1>: beg_match len<3>
[PARSER]                                 SEQ<mul1>: beg_match len<2>
[PARSER]                                     SEQ<variableReference>: beg_match len<1>
[PARSER]                                       MATCHED tok<a> mname<kw_or_id>
[PARSER]                                     SEQ<variableReference> : match_item<kw_or_id> iter<0/1> st<13> end<20> MATCH
[PARSER]                                     MATCHED SEQ<variableReference>
[PARSER]                                   1OF<primary>: MATCH sub_matcher<variableReference>
[PARSER]                                 SEQ<mul1> : match_item<primary> iter<0/2> st<13> end<20> MATCH
[PARSER]                                   NOM0<mul1zom>: beg_match sub_matcher<mul1sp>
[PARSER]                                     SEQ<mul1sp>: beg_match len<2>
[PARSER]                                     SEQ<mul1sp> : match_item<star> iter<0/2> st<14> end<20> NO-MATCH
[PARSER]                                   NOM0<mul1zom> try_match iter<0> NO-MATCH
[PARSER]                                   NOM0<mul1zom>: MATCH count<0> st<18446744073709551615> en<18446744073709551615>
[PARSER]                                   MATCHED NOM<mul1zom>
[PARSER]                                 SEQ<mul1> : match_item<mul1zom> iter<1/2> st<14> end<20> MATCH: EMPTY
[PARSER]                                 MATCHED SEQ<mul1>
[PARSER]                               1OF<multiplicative>: MATCH sub_matcher<mul1>
[PARSER]                             SEQ<add1> : match_item<multiplicative> iter<0/3> st<13> end<20> MATCH
[PARSER]                               MATCHED tok<+> mname<plus>
[PARSER]                             SEQ<add1> : match_item<plus> iter<1/3> st<14> end<20> MATCH
[PARSER]                                 SEQ<mul1>: beg_match len<2>
[PARSER]                                     SEQ<variableReference>: beg_match len<1>
[PARSER]                                       MATCHED tok<v> mname<kw_or_id>
[PARSER]                                     SEQ<variableReference> : match_item<kw_or_id> iter<0/1> st<15> end<20> MATCH
[PARSER]                                     MATCHED SEQ<variableReference>
[PARSER]                                   1OF<primary>: MATCH sub_matcher<variableReference>
[PARSER]                                 SEQ<mul1> : match_item<primary> iter<0/2> st<15> end<20> MATCH
[PARSER]                                   NOM0<mul1zom>: beg_match sub_matcher<mul1sp>
[PARSER]                                     SEQ<mul1sp>: beg_match len<2>
[PARSER]                                     SEQ<mul1sp> : match_item<star> iter<0/2> st<16> end<20> NO-MATCH
[PARSER]                                   NOM0<mul1zom> try_match iter<0> NO-MATCH
[PARSER]                                   NOM0<mul1zom>: MATCH count<0> st<18446744073709551615> en<18446744073709551615>
[PARSER]                                   MATCHED NOM<mul1zom>
[PARSER]                                 SEQ<mul1> : match_item<mul1zom> iter<1/2> st<16> end<20> MATCH: EMPTY
[PARSER]                                 MATCHED SEQ<mul1>
[PARSER]                               1OF<multiplicative>: MATCH sub_matcher<mul1>
[PARSER]                             SEQ<add1> : match_item<multiplicative> iter<2/3> st<15> end<20> MATCH
[PARSER]                             MATCHED SEQ<add1>
[PARSER]                           1OF<additive>: MATCH sub_matcher<add1>
[PARSER]                         SEQ<expression> : match_item<additive> iter<0/1> st<13> end<20> MATCH
[PARSER]                         MATCHED SEQ<expression>
[PARSER]                       SEQ<term> : match_item<expression> iter<1/3> st<13> end<20> MATCH
[PARSER]                         MATCHED tok<)> mname<rparen>
[PARSER]                       SEQ<term> : match_item<rparen> iter<2/3> st<16> end<20> MATCH
[PARSER]                       MATCHED SEQ<term>
[PARSER]                     1OF<primary>: MATCH sub_matcher<term>
[PARSER]                   SEQ<mul1> : match_item<primary> iter<0/2> st<12> end<20> MATCH
[PARSER]                     NOM0<mul1zom>: beg_match sub_matcher<mul1sp>
[PARSER]                       SEQ<mul1sp>: beg_match len<2>
[PARSER]                         MATCHED tok<*> mname<star>
[PARSER]                       SEQ<mul1sp> : match_item<star> iter<0/2> st<17> end<20> MATCH
[PARSER]                           MATCHED tok<7.0> mname<float>
[PARSER]                         1OF<primary>: MATCH sub_matcher<float>
[PARSER]                       SEQ<mul1sp> : match_item<primary> iter<1/2> st<18> end<20> MATCH
[PARSER]                       MATCHED SEQ<mul1sp>
[PARSER]                     NOM0<mul1zom> try_match iter<0> MATCH start<17> end<18>
[PARSER]                       SEQ<mul1sp>: beg_match len<2>
[PARSER]                       SEQ<mul1sp> : match_item<star> iter<0/2> st<19> end<20> NO-MATCH
[PARSER]                     NOM0<mul1zom> try_match iter<1> NO-MATCH
[PARSER]                     NOM0<mul1zom>: MATCH count<1> st<17> en<18>
[PARSER]                     MATCHED NOM<mul1zom>
[PARSER]                   SEQ<mul1> : match_item<mul1zom> iter<1/2> st<17> end<20> MATCH
[PARSER]                   MATCHED SEQ<mul1>
[PARSER]                 1OF<multiplicative>: MATCH sub_matcher<mul1>
[PARSER]               1OF<additive>: MATCH sub_matcher<multiplicative>
[PARSER]             SEQ<expression> : match_item<additive> iter<0/1> st<12> end<20> MATCH
[PARSER]             MATCHED SEQ<expression>
[PARSER]           SEQ<assignment_statement> : match_item<expression> iter<2/3> st<12> end<20> MATCH
[PARSER]           MATCHED SEQ<assignment_statement>
[PARSER]         OPT<st1> MATCH sub<assignment_statement>
[PARSER]         MATCHED OPT<st1>
[PARSER]       SEQ<sequence> : match_item<st1> iter<0/2> st<10> end<20> MATCH
[PARSER]         MATCHED tok<;> mname<semicolon>
[PARSER]       SEQ<sequence> : match_item<semicolon> iter<1/2> st<19> end<20> MATCH
[PARSER]       MATCHED SEQ<sequence>
[PARSER]     NOM0<fnd_statements> try_match iter<0> MATCH start<10> end<19>
[PARSER]       SEQ<sequence>: beg_match len<2>
[PARSER]           SEQ<assignment_statement>: beg_match len<3>
[PARSER]               SEQ<variableDeclaration>: beg_match len<2>
[PARSER]                 1OF<>: NO-MATCH
[PARSER]               SEQ<variableDeclaration> : match_item<oneOf> iter<0/2> st<20> end<20> NO-MATCH
[PARSER]               SEQ<variableReference>: beg_match len<1>
[PARSER]               SEQ<variableReference> : match_item<kw_or_id> iter<0/1> st<20> end<20> NO-MATCH
[PARSER]             1OF<ass1of>: NO-MATCH
[PARSER]           SEQ<assignment_statement> : match_item<ass1of> iter<0/3> st<20> end<20> NO-MATCH
[PARSER]         OPT<st1> EMPTY
[PARSER]         MATCHED OPT<st1>
[PARSER]       SEQ<sequence> : match_item<st1> iter<0/2> st<20> end<20> MATCH: EMPTY
[PARSER]       SEQ<sequence> : match_item<semicolon> iter<1/2> st<20> end<20> NO-MATCH
[PARSER]     NOM0<fnd_statements> try_match iter<1> NO-MATCH
[PARSER]     NOM0<fnd_statements>: MATCH count<1> st<10> en<19>
[PARSER]     MATCHED NOM<fnd_statements>
[PARSER]   SEQ<funcdef> : match_item<fnd_statements> iter<6/8> st<10> end<20> MATCH
[PARSER]     MATCHED tok<}> mname<rcurly>
[PARSER]   SEQ<funcdef> : match_item<rcurly> iter<7/8> st<20> end<20> MATCH
MATCHED sequence<funcdef>
ScannerLightView<0x7fd2e801cdc0>::Dump(id:seq)
 _start<0>
 _end<20>
tok<0> val<function>
tok<1> val<abc>
tok<2> val<(>
tok<3> val<int>
tok<4> val<x>
tok<5> val<,>
tok<6> val<float>
tok<7> val<y>
tok<8> val<)>
tok<9> val<{>
tok<10> val<b>
tok<11> val<=>
tok<12> val<(>
tok<13> val<a>
tok<14> val<+>
tok<15> val<v>
tok<16> val<)>
tok<17> val<*>
tok<18> val<7.0>
tok<19> val<;>
tok<20> val<}>
 DUMP Match<0x7fd2e8016d20> matcher<0x7fd2e801da60:funcdef> view [0..20]
   SEQ<0x7fd2e8023b00>
    DUMP Match<0x7fd2e801dcc0> matcher<0x7fd2e801b2c0:function> view [0..0]
    DUMP Match<0x7fd2e8022250> matcher<0x7fd2e801adf0:kw_or_id> view [1..1]
    DUMP Match<0x7fd2e8016a50> matcher<0x7fd2e80194f0:lparen> view [2..2]
    DUMP Match<0x7fd2e8022870> matcher<0x7fd2e801d960:fnd_args> view [3..7]
      NOM0<0x7fd2e8022ff0>
       DUMP Match<0x7fd2e8015f30> matcher<0x7fd2e8019ad0:argument_decl> view [3..5]
         SEQ<0x7fd2e80169c0>
          DUMP Match<0x7fd2e801f1c0> matcher<0x7fd2e801de60:int> view [3..3]
          DUMP Match<0x7fd2e801f100> matcher<0x7fd2e801adf0:kw_or_id> view [4..4]
          DUMP Match<0x7fd2e8021a30> matcher<0x7fd2e8023cb0:optional> view [5..5]
            OPT<0x7fd2e8023a60>
             DUMP Match<0x7fd2e801c360> matcher<0x7fd2e80190c0:comma> view [5..5]
       DUMP Match<0x7fd2e8012900> matcher<0x7fd2e8019ad0:argument_decl> view [6..7]
         SEQ<0x7fd2e8023510>
          DUMP Match<0x7fd2e801c5f0> matcher<0x7fd2e801cd10:float> view [6..6]
          DUMP Match<0x7fd2e80213c0> matcher<0x7fd2e801adf0:kw_or_id> view [7..7]
          DUMP Match<0x7fd2e8023880> matcher<0x7fd2e8023cb0:optional> view (empty)
            OPT<0x7fd2e8021440>
              EMPTY
    DUMP Match<0x7fd2e8023780> matcher<0x7fd2e8019900:rparen> view [8..8]
    DUMP Match<0x7fd2e8022930> matcher<0x7fd2e8019d30:lcurly> view [9..9]
    DUMP Match<0x7fd2e801b1f0> matcher<0x7fd2e801d9e0:fnd_statements> view [10..19]
      NOM0<0x7fd2e8023800>
       DUMP Match<0x7fd2e801ad20> matcher<0x7fd2e801d8e0:sequence> view [10..19]
         SEQ<0x7fd2e801df60>
          DUMP Match<0x7fd2e8015ba0> matcher<0x7fd2e801d860:st1> view [10..18]
            OPT<0x7fd2e80229b0>
             DUMP Match<0x7fd2e801d1c0> matcher<0x7fd2e801d7e0:assignment_statement> view [10..18]
               SEQ<0x7fd2e8015c20>
                DUMP Match<0x7fd2e801cb20> matcher<0x7fd2e801e340:variableReference> view [10..10]
                  SEQ<0x7fd2e801dda0>
                   DUMP Match<0x7fd2e801a9a0> matcher<0x7fd2e801adf0:kw_or_id> view [10..10]
                DUMP Match<0x7fd2e801fc30> matcher<0x7fd2e80130a0:equals> view [11..11]
                DUMP Match<0x7fd2e8022740> matcher<0x7fd2e801e3c0:expression> view [12..18]
                  SEQ<0x7fd2e80227f0>
                   DUMP Match<0x7fd2e8019580> matcher<0x7fd2e801e640:mul1> view [12..18]
                     SEQ<0x7fd2e8023600>
                      DUMP Match<0x7fd2e801a760> matcher<0x7fd2e801e440:term> view [12..16]
                        SEQ<0x7fd2e8018c80>
                         DUMP Match<0x7fd2e801a510> matcher<0x7fd2e80194f0:lparen> view [12..12]
                         DUMP Match<0x7fd2e801fd50> matcher<0x7fd2e801e3c0:expression> view [13..15]
                           SEQ<0x7fd2e801c200>
                            DUMP Match<0x7fd2e8018bd0> matcher<0x7fd2e801d400:add1> view [13..15]
                              SEQ<0x7fd2e801cc30>
                               DUMP Match<0x7fd2e8023580> matcher<0x7fd2e801e640:mul1> view [13..13]
                                 SEQ<0x7fd2e8023630>
                                  DUMP Match<0x7fd2e8019150> matcher<0x7fd2e801e340:variableReference> view [13..13]
                                    SEQ<0x7fd2e8019600>
                                     DUMP Match<0x7fd2e8016080> matcher<0x7fd2e801adf0:kw_or_id> view [13..13]
                                  DUMP Match<0x7fd2e801c7b0> matcher<0x7fd2e801e5c0:mul1zom> view (empty)
                                    NOM0<0x7fd2e8023900>
                               DUMP Match<0x7fd2e8021ae0> matcher<0x7fd2e80196c0:plus> view [14..14]
                               DUMP Match<0x7fd2e801dae0> matcher<0x7fd2e801e640:mul1> view [15..15]
                                 SEQ<0x7fd2e8019200>
                                  DUMP Match<0x7fd2e8021b60> matcher<0x7fd2e801e340:variableReference> view [15..15]
                                    SEQ<0x7fd2e801ca60>
                                     DUMP Match<0x7fd2e801a6e0> matcher<0x7fd2e801adf0:kw_or_id> view [15..15]
                                  DUMP Match<0x7fd2e801b350> matcher<0x7fd2e801e5c0:mul1zom> view (empty)
                                    NOM0<0x7fd2e801a5c0>
                         DUMP Match<0x7fd2e8016100> matcher<0x7fd2e8019900:rparen> view [16..16]
                      DUMP Match<0x7fd2e801c4c0> matcher<0x7fd2e801e5c0:mul1zom> view [17..18]
                        NOM0<0x7fd2e8015950>
                         DUMP Match<0x7fd2e80197c0> matcher<0x7fd2e801e540:mul1sp> view [17..18]
                           SEQ<0x7fd2e801db90>
                            DUMP Match<0x7fd2e8019e40> matcher<0x7fd2e801b490:star> view [17..17]
                            DUMP Match<0x7fd2e8019a10> matcher<0x7fd2e801a650:float> view [18..18]
          DUMP Match<0x7fd2e8019dc0> matcher<0x7fd2e8018cf0:semicolon> view [19..19]
    DUMP Match<0x7fd2e801a040> matcher<0x7fd2e801a180:rcurly> view [20..20]

This was referenced Jun 18, 2023
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@tweakoz
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tweakoz commented Aug 21, 2023 •
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The PEG based shader frontend is complete enough (as of commit 1968bef) to begin Vulkan and Metal.

@tweakoz tweakoz closed this as completed Aug 21, 2023
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