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initial support for BNFC syntax in context-free grammars for GF. Not all features are supported yet. Based on contribution from Gleb Lobanov

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krasimir
2016-03-21 13:27:44 +00:00
parent da10bb33c7
commit c8ebe09315
6 changed files with 47 additions and 23 deletions
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8
src/compiler/GF/Grammar/Lexer.x
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@@ -124,6 +124,10 @@ data Token
| T_variants
| T_where
| T_with
| T_coercions
| T_terminator
| T_separator
| T_nonempty
| T_String String -- string literals
| T_Integer Int -- integer literals
| T_Double Double -- double precision float literals
@@ -212,6 +216,10 @@ resWords = Map.fromList
, b "variants" T_variants
, b "where" T_where
, b "with" T_with
, b "coercions" T_coercions
, b "terminator" T_terminator
, b "separator" T_separator
, b "nonempty" T_nonempty
]
where b s t = (identS s, t)