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fixed InitExpr(Opcode::Global)

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This commit is contained in:
Svyatoslav Nikolsky 2017-05-04 10:37:33 +03:00
parent b57e6d5d98
commit 013ff25b97
2 changed files with 2 additions and 1 deletions
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1
src/elements/ops.rs
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@ -48,6 +48,7 @@ impl Deserialize for Opcodes {
}
/// Initialization expression.
#[derive(Debug)]
pub struct InitExpr(Vec<Opcode>);
impl InitExpr {

2
src/interpreter/program.rs
View File

@ -28,11 +28,11 @@ impl ProgramInstance {
/// Instantiate module.
pub fn add_module(&self, name: &str, module: Module) -> Result<Arc<ModuleInstance>, Error> {
let module_instance = Arc::new(ModuleInstance::new(Arc::downgrade(&self.essence), module)?);
let mut modules = self.essence.modules.write();
match modules.entry(name.into()) {
Entry::Occupied(_) => Err(Error::Program(format!("module {} already instantiated", name))),
Entry::Vacant(entry) => {
let module_instance = Arc::new(ModuleInstance::new(Arc::downgrade(&self.essence), module)?);
entry.insert(module_instance.clone());
Ok(module_instance)
},