testdata/wasmfunc.js


1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21

require('../targets/wasm_exec.js');

var callback;

global.setCallback = (cb) => {
    callback = cb;
};

global.callCallback = () => {
    console.log('calling callback!');
    let result = callback(1, 2, 3, 4);
    console.log('result from callback:', result);
};

let go = new Go();
WebAssembly.instantiate(fs.readFileSync(process.argv[2]), go.importObject).then((result) => {
    go.run(result.instance);
}).catch((err) => {
    console.error(err);
    process.exit(1);
});