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Allow hosts with no module loader to still load optional modules.

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If the host doesn't set a loadModuleFn at all in the config, it should
still be able to load random, meta, etc.
This commit is contained in:
Bob Nystrom
2016-06-27 07:08:08 -07:00
parent 9c3163d533
commit bc29f43bbd
1 changed files with 9 additions and 4 deletions
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13
src/vm/wren_vm.c
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@ -1339,10 +1339,15 @@ Value wrenImportModule(WrenVM* vm, Value name)
{
// If the module is already loaded, we don't need to do anything.
if (!IS_UNDEFINED(wrenMapGet(vm->modules, name))) return NULL_VAL;
// Load the module's source code from the host.
const char* source = vm->config.loadModuleFn(vm, AS_CSTRING(name));
const char* source = NULL;
// Let the host try to provide the module.
if (vm->config.loadModuleFn != NULL)
{
source = vm->config.loadModuleFn(vm, AS_CSTRING(name));
}
// If the host didn't provide it, see if it's a built in optional module.
if (source == NULL)
{