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Empty comment delimiters make lexer loop #339

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andreasabel opened this issue Feb 3, 2021 · 0 comments
Closed

Empty comment delimiters make lexer loop #339

andreasabel opened this issue Feb 3, 2021 · 0 comments
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comments Concerning the "comment" pragma LBNF Concerning the LBNF syntax and its checking lexer Concerning the generated lexer
Milestone
2.9.1

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@andreasabel
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BNFC should reject this:

Foo. Bar ::= "bar";

comment "";
comment "" "";

Empty comment delimiters make no sense.
@andreasabel andreasabel added comments Concerning the "comment" pragma lexer Concerning the generated lexer LBNF Concerning the LBNF syntax and its checking labels Feb 3, 2021
@andreasabel andreasabel added this to the 3.0 milestone Feb 3, 2021
@andreasabel andreasabel modified the milestones: 3.0, 2.9.1 Feb 13, 2021
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comments Concerning the "comment" pragma LBNF Concerning the LBNF syntax and its checking lexer Concerning the generated lexer
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Milestone
2.9.1
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@andreasabel