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emit a compile error if a test becomes async

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See #3117
This commit is contained in:
Andrew Kelley
2019-09-03 22:09:47 -04:00
parent 6b27290c68
commit 77a5f888be
3 changed files with 13 additions and 1 deletions
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10
src/codegen.cpp
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@@ -8905,6 +8905,15 @@ static void create_test_compile_var_and_add_test_runner(CodeGen *g) {
for (size_t i = 0; i < g->test_fns.length; i += 1) {
ZigFn *test_fn_entry = g->test_fns.at(i);
if (fn_is_async(test_fn_entry)) {
ErrorMsg *msg = add_node_error(g, test_fn_entry->proto_node,
buf_create_from_str("test functions cannot be async"));
add_error_note(g, msg, test_fn_entry->proto_node,
buf_sprintf("this restriction may be lifted in the future. See https://github.com/ziglang/zig/issues/3117 for more details"));
add_async_error_notes(g, msg, test_fn_entry);
continue;
}
ConstExprValue *this_val = &test_fn_array->data.x_array.data.s_none.elements[i];
this_val->special = ConstValSpecialStatic;
this_val->type = struct_type;
@@ -8924,6 +8933,7 @@ static void create_test_compile_var_and_add_test_runner(CodeGen *g) {
fn_field->data.x_ptr.mut = ConstPtrMutComptimeConst;
fn_field->data.x_ptr.data.fn.fn_entry = test_fn_entry;
}
report_errors_and_maybe_exit(g);
ConstExprValue *test_fn_slice = create_const_slice(g, test_fn_array, 0, g->test_fns.length, true);