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Use stderr for console.{warn,error}() #1

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merged 2 commits into from
May 21, 2023
Merged

Use stderr for console.{warn,error}() #1

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4bf1fc1
Add version field to WASI options for Node v20 compatibility
CountBleck May 21, 2023
4472e6c
Use stderr for console.{warn,error}()
CountBleck May 21, 2023
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4 changes: 2 additions & 2 deletions assembly/wasi_console.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -37,14 +37,14 @@ export namespace wasi_console {
}

export function warn(message: string = ""): void {
let stdout = wasi_process.stdout;
let stdout = wasi_process.stderr;
stdout.write("Warning: ");
stdout.write(message);
stdout.write("\n");
}

export function error(message: string = ""): void {
let stdout = wasi_process.stdout;
let stdout = wasi_process.stderr;
stdout.write("Error: ");
stdout.write(message);
stdout.write("\n");
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3 changes: 2 additions & 1 deletion tests/index.js
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Expand Up @@ -13,7 +13,8 @@ const wasi = new WASI({
"b": 98,
"c": 99
},
returnOnExit: true
returnOnExit: true,
version: "preview1"
});
const { instance } = await WebAssembly.instantiate(binary, {
"wasi_snapshot_preview1": wasi.wasiImport
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