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Diffstat (limited to 'tools/tree-sitter/grammar.js')
| -rw-r--r-- | tools/tree-sitter/grammar.js | 21 |
1 files changed, 15 insertions, 6 deletions
diff --git a/tools/tree-sitter/grammar.js b/tools/tree-sitter/grammar.js index 4aab2fa..5d2dda7 100644 --- a/tools/tree-sitter/grammar.js +++ b/tools/tree-sitter/grammar.js @@ -150,12 +150,21 @@ module.exports = grammar({ variable_declaration: $ => seq( field('names', commaSep1($.identifier_definition)), - ':', - field('type', $._type_expression), - optional(seq( - ':=', - field('value', choice($._expression, 'extern')), - )), + choice( + seq( + ':', + field('type', $._type_expression), + optional(seq( + ':=', + field('value', choice($._expression, 'extern')), + )), + ), + seq( + optional(seq(':', 'const')), + ':=', + field('value', $._expression), + ), + ), ), procedure_declaration: $ => seq( |