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Offline host module builder

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This commit is contained in:
Sergey Pepyakin
2017-12-11 19:22:45 +01:00
parent 8d3b32f4a6
commit 40ea6edbe6
4 changed files with 120 additions and 37 deletions
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10
src/interpreter/program.rs
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@ -3,7 +3,7 @@ use std::collections::HashMap;
use elements::Module;
use interpreter::Error;
use interpreter::store::{Store, ModuleId};
use interpreter::host::HostModuleBuilder;
use interpreter::host::HostModule;
/// Program instance. Program is a set of instantiated modules.
pub struct ProgramInstance {
@ -37,13 +37,15 @@ impl ProgramInstance {
}
let module_id = self.store.instantiate_module(&module, &extern_vals, state)?;
self.modules.insert(name.to_string(), module_id);
self.modules.insert(name.to_owned(), module_id);
Ok(module_id)
}
pub fn with_host_module<St: 'static>(&mut self, name: &str) -> HostModuleBuilder<St> {
HostModuleBuilder::new(&mut self.store)
pub fn add_host_module(&mut self, name: &str, host_module: HostModule) -> Result<ModuleId, Error> {
let module_id = host_module.allocate(&mut self.store)?;
self.modules.insert(name.to_owned(), module_id);
Ok(module_id)
}
/// Get one of the modules by name