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feat: Wasm module support (#26668)

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Support for Wasm modules.

Note this implements the standard where the default export is the
instance (not the module). The module will come later with source phase
imports.

```ts
import { add } from "./math.wasm";

console.log(add(1, 2));
```
This commit is contained in:
David Sherret 2024-11-19 18:59:23 -05:00 • committed by GitHub
parent 6b478cd0a3
commit 8be2bbf074
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GPG key ID: B5690EEEBB952194
60 changed files with 401 additions and 46 deletions
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16
cli/module_loader.rs
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@ -66,6 +66,7 @@ use deno_graph::JsonModule;
use deno_graph::Module;
use deno_graph::ModuleGraph;
use deno_graph::Resolution;
use deno_graph::WasmModule;
use deno_runtime::code_cache;
use deno_runtime::deno_fs::FileSystem;
use deno_runtime::deno_node::create_host_defined_options;
@ -368,7 +369,9 @@ impl<TGraphContainer: ModuleGraphContainer>
requested_module_type: RequestedModuleType,
) -> Result<ModuleSource, AnyError> {
let code_source = self.load_code_source(specifier, maybe_referrer).await?;
let code = if self.shared.is_inspecting {
let code = if self.shared.is_inspecting
|| code_source.media_type == MediaType::Wasm
{
// we need the code with the source map in order for
// it to work with --inspect or --inspect-brk
code_source.code
@ -378,6 +381,7 @@ impl<TGraphContainer: ModuleGraphContainer>
};
let module_type = match code_source.media_type {
MediaType::Json => ModuleType::Json,
MediaType::Wasm => ModuleType::Wasm,
_ => ModuleType::JavaScript,
};
@ -545,6 +549,7 @@ impl<TGraphContainer: ModuleGraphContainer>
Some(Module::Node(module)) => module.specifier.clone(),
Some(Module::Js(module)) => module.specifier.clone(),
Some(Module::Json(module)) => module.specifier.clone(),
Some(Module::Wasm(module)) => module.specifier.clone(),
Some(Module::External(module)) => {
node::resolve_specifier_into_node_modules(
&module.specifier,
@ -552,7 +557,6 @@ impl<TGraphContainer: ModuleGraphContainer>
)
}
None => specifier.into_owned(),
Some(Module::Wasm(_)) => todo!("@dsherret"),
};
Ok(specifier)
}
@ -717,13 +721,19 @@ impl<TGraphContainer: ModuleGraphContainer>
media_type: *media_type,
})))
}
Some(deno_graph::Module::Wasm(WasmModule {
source, specifier, ..
})) => Ok(Some(CodeOrDeferredEmit::Code(ModuleCodeStringSource {
code: ModuleSourceCode::Bytes(source.clone().into()),
found_url: specifier.clone(),
media_type: MediaType::Wasm,
}))),
Some(
deno_graph::Module::External(_)
| deno_graph::Module::Node(_)
| deno_graph::Module::Npm(_),
)
| None => Ok(None),
Some(deno_graph::Module::Wasm(_)) => todo!("@dsherret"),
}
}