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Generate a *.d.ts file for wasm files

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This generates a `*.d.ts` file for the wasm file that wasm-bindgen emits
whenever typescript is enable *in addition* to the `*.d.ts` file that
already exists for the JS shim.

Closes #1040
This commit is contained in:
Alex Crichton
2018-11-27 12:36:09 -08:00
parent 4a70198143
commit 047c41c1ec
2 changed files with 76 additions and 73 deletions
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10
crates/cli-support/src/lib.rs
View File

@ -216,7 +216,7 @@ impl Bindgen {
.with_context(|_| format!("failed to write `{}`", js_path.display()))?;
if self.typescript {
let ts_path = out_dir.join(stem).with_extension("d.ts");
let ts_path = js_path.with_extension("d.ts");
fs::write(&ts_path, ts)
.with_context(|_| format!("failed to write `{}`", ts_path.display()))?;
}
@ -230,9 +230,17 @@ impl Bindgen {
.with_context(|_| format!("failed to write `{}`", js_path.display()))?;
}
if self.typescript {
let ts_path = wasm_path.with_extension("d.ts");
let ts = wasm2es6js::typescript(&module);
fs::write(&ts_path, ts)
.with_context(|_| format!("failed to write `{}`", ts_path.display()))?;
}
let wasm_bytes = parity_wasm::serialize(module)?;
fs::write(&wasm_path, wasm_bytes)
.with_context(|_| format!("failed to write `{}`", wasm_path.display()))?;
Ok(())
}