diff options
Diffstat (limited to 'src/parse/expr.cpp')
| -rw-r--r-- | src/parse/expr.cpp | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/src/parse/expr.cpp b/src/parse/expr.cpp index 3cd54a7d..b497e4a7 100644 --- a/src/parse/expr.cpp +++ b/src/parse/expr.cpp @@ -854,6 +854,39 @@ ExprNodeP Parse_ExprVal_StructLiteral(TokenStream& lex, AST::Path path) TRACE_FUNCTION;
Token tok;
+ // #![feature(relaxed_adts)]
+ if( LOOK_AHEAD(lex) == TOK_INTEGER )
+ {
+ ::std::map<unsigned int, ExprNodeP> nodes;
+ while( GET_TOK(tok, lex) == TOK_INTEGER )
+ {
+ unsigned int ofs = tok.intval();
+ GET_CHECK_TOK(tok, lex, TOK_COLON);
+ ExprNodeP val = Parse_Stmt(lex);
+ if( ! nodes.insert( ::std::make_pair(ofs, mv$(val)) ).second ) {
+ ERROR(lex.getPosition(), E0000, "Duplicate index");
+ }
+
+ if( GET_TOK(tok,lex) == TOK_BRACE_CLOSE )
+ break;
+ CHECK_TOK(tok, TOK_COMMA);
+ }
+ CHECK_TOK(tok, TOK_BRACE_CLOSE);
+
+ ::std::vector<ExprNodeP> items;
+ unsigned int i = 0;
+ for(auto& p : nodes)
+ {
+ if( p.first != i ) {
+ ERROR(lex.getPosition(), E0000, "Missing index " << i);
+ }
+ items.push_back( mv$(p.second) );
+ i ++;
+ }
+
+ return NEWNODE( AST::ExprNode_CallPath, mv$(path), mv$(items) );
+ }
+
// Braced structure literal
// - A series of 0 or more pairs of <ident>: <expr>,
// - '..' <expr>
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