| use std::fmt::Write; |
|
|
| use anyhow::Result; |
| use indoc::{formatdoc, writedoc}; |
| use turbo_rcstr::RcStr; |
| use turbo_tasks::Vc; |
| use turbo_tasks_fs::File; |
| use turbopack_core::{asset::AssetContent, source::Source, virtual_source::VirtualSource}; |
| use turbopack_ecmascript::utils::StringifyJs; |
|
|
| use crate::{analysis::analyze, source::WebAssemblySource, wasm_edge_var_name}; |
|
|
| |
| |
| #[turbo_tasks::function] |
| pub(crate) async fn instantiating_loader_source( |
| source: Vc<WebAssemblySource>, |
| ) -> Result<Vc<Box<dyn Source>>> { |
| let analysis = analyze(source).await?; |
|
|
| let mut code = String::new(); |
|
|
| let mut imports_obj = "{".to_string(); |
| for (path, items) in &analysis.imports { |
| writeln!( |
| code, |
| "import {{ {} }} from {};", |
| items.join(", "), |
| StringifyJs(path) |
| )?; |
|
|
| writeln!(imports_obj, "\n {}: {{", StringifyJs(path))?; |
| for item in items { |
| writeln!(imports_obj, " {}: {},", StringifyJs(item), item)?; |
| } |
| writeln!(imports_obj, " }},")?; |
| } |
| writeln!(imports_obj, "}}")?; |
|
|
| writeln!(code, "import wasmPath from \"WASM_PATH\";")?; |
|
|
| writeln!(code)?; |
|
|
| writedoc!( |
| code, |
| r#" |
| const {{ {exports} }} = await __turbopack_wasm__(wasmPath, () => {edgeVariable}, {imports}); |
| |
| export {{ {exports} }}; |
| "#, |
| edgeVariable = wasm_edge_var_name(Vc::upcast(source)).await?, |
| imports = imports_obj, |
| exports = analysis.exports.join(", "), |
| )?; |
|
|
| let code: RcStr = code.into(); |
|
|
| Ok(Vc::upcast(VirtualSource::new( |
| source.ident().path().await?.append("_.loader.mjs")?, |
| AssetContent::file(File::from(code).into()), |
| ))) |
| } |
|
|
| |
| |
| #[turbo_tasks::function] |
| pub(crate) async fn compiling_loader_source( |
| source: Vc<WebAssemblySource>, |
| ) -> Result<Vc<Box<dyn Source>>> { |
| let code: RcStr = formatdoc! { |
| r#" |
| import wasmPath from "WASM_PATH"; |
| |
| const mod = await __turbopack_wasm_module__(wasmPath, () => {edgeVariable}); |
| |
| export default mod; |
| "#, |
| edgeVariable = wasm_edge_var_name(Vc::upcast(source)).await? |
| } |
| .into(); |
|
|
| Ok(Vc::upcast(VirtualSource::new( |
| source.ident().path().await?.append("_.loader.mjs")?, |
| AssetContent::file(File::from(code).into()), |
| ))) |
| } |
|
|
