diff options
Diffstat (limited to 'src/parser.cpp')
| -rw-r--r-- | src/parser.cpp | 42 |
1 files changed, 41 insertions, 1 deletions
diff --git a/src/parser.cpp b/src/parser.cpp index 076c698ff..ebe65cee1 100644 --- a/src/parser.cpp +++ b/src/parser.cpp @@ -693,6 +693,16 @@ Ast *ast_field_value(AstFile *f, Ast *field, Ast *value, Token eq) { return result; } + +Ast *ast_enum_field_value(AstFile *f, Ast *name, Ast *value, CommentGroup *docs, CommentGroup *comment) { + Ast *result = alloc_ast_node(f, Ast_EnumFieldValue); + result->EnumFieldValue.name = name; + result->EnumFieldValue.value = value; + result->EnumFieldValue.docs = docs; + result->EnumFieldValue.comment = comment; + return result; +} + Ast *ast_compound_lit(AstFile *f, Ast *type, Array<Ast *> const &elems, Token open, Token close) { Ast *result = alloc_ast_node(f, Ast_CompoundLit); result->CompoundLit.type = type; @@ -1689,6 +1699,36 @@ Array<Ast *> parse_element_list(AstFile *f) { return elems; } +Array<Ast *> parse_enum_field_list(AstFile *f) { + auto elems = array_make<Ast *>(heap_allocator()); + + while (f->curr_token.kind != Token_CloseBrace && + f->curr_token.kind != Token_EOF) { + CommentGroup *docs = f->lead_comment; + CommentGroup *comment = nullptr; + Ast *name = parse_value(f); + Ast *value = nullptr; + if (f->curr_token.kind == Token_Eq) { + Token eq = expect_token(f, Token_Eq); + value = parse_value(f); + } + + comment = f->line_comment; + + Ast *elem = ast_enum_field_value(f, name, value, docs, comment); + array_add(&elems, elem); + + if (!allow_token(f, Token_Comma)) { + break; + } + + if (!elem->EnumFieldValue.comment) { + elem->EnumFieldValue.comment = f->line_comment; + } + } + + return elems; +} Ast *parse_literal_value(AstFile *f, Ast *type) { Array<Ast *> elems = {}; @@ -2449,7 +2489,7 @@ Ast *parse_operand(AstFile *f, bool lhs) { skip_possible_newline_for_literal(f); Token open = expect_token(f, Token_OpenBrace); - Array<Ast *> values = parse_element_list(f); + Array<Ast *> values = parse_enum_field_list(f); Token close = expect_closing_brace_of_field_list(f); return ast_enum_type(f, token, base_type, values); |