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Add import resolver

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This commit is contained in:
Sergey Pepyakin
2017-12-13 16:57:28 +01:00
parent 1bbfd4219f
commit 6089807d78
4 changed files with 81 additions and 6 deletions
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8
src/interpreter/program.rs
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@ -26,10 +26,10 @@ impl ProgramInstance {
module: Module,
state: &mut St,
) -> Result<Rc<ModuleInstance>, Error> {
let mut extern_vals = Vec::new();
let mut externvals = Vec::new();
for import_entry in module.import_section().map(|s| s.entries()).unwrap_or(&[]) {
let module = self.modules.get(import_entry.module()).ok_or_else(|| Error::Program(format!("Module {} not found", import_entry.module())))?;
let extern_val = module
let externval = module
.export_by_name(import_entry.field())
.ok_or_else(|| {
Error::Program(format!(
@ -38,10 +38,10 @@ impl ProgramInstance {
import_entry.field()
))
})?;
extern_vals.push(extern_val);
externvals.push(externval);
}
let module_instance = ModuleInstance::instantiate(&module, &extern_vals, state)?;
let module_instance = ModuleInstance::instantiate_with_externvals(&module, &externvals, state)?;
self.modules.insert(name.to_owned(), Rc::clone(&module_instance));
Ok(module_instance)