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Basic variadic print procedure

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This commit is contained in:
Ginger Bill
2016-09-07 19:23:00 +01:00
parent 2c4193a242
commit 7ba13a18a3
8 changed files with 216 additions and 102 deletions
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13
src/checker/expr.cpp
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@@ -2714,6 +2714,8 @@ void check_call_arguments(Checker *c, Operand *operand, Type *proc_type, AstNode
GB_ASSERT(call->kind == AstNode_CallExpr);
GB_ASSERT(proc_type->kind == Type_Proc);
ast_node(ce, CallExpr, call);
isize error_code = 0;
isize param_index = 0;
isize param_count = 0;
@@ -2723,6 +2725,15 @@ void check_call_arguments(Checker *c, Operand *operand, Type *proc_type, AstNode
param_count = proc_type->Proc.params->Tuple.variable_count;
}
if (ce->ellipsis.pos.line != 0) {
if (!variadic) {
error(&c->error_collector, ce->ellipsis,
"Cannot use `..` in call to a non-variadic procedure: `%.*s`",
LIT(ce->proc->Ident.string));
return;
}
}
if (ce->arg_list_count == 0) {
if (variadic && param_count-1 == 0)
return;
@@ -2730,6 +2741,8 @@ void check_call_arguments(Checker *c, Operand *operand, Type *proc_type, AstNode
return;
}
if (ce->arg_list_count > param_count && !variadic) {
error_code = +1;
} else {