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misc/wasm: check type of argument to Go.run
This results in a nicer error message if the argument to Go.run is omitted or of the wrong type. Fixes #37000 Change-Id: I7f36d007f41a79b2cea1cebf5cce127786341202 Reviewed-on: https://go-review.googlesource.com/c/go/+/266117 Trust: Richard Musiol <neelance@gmail.com> Run-TryBot: Richard Musiol <neelance@gmail.com> TryBot-Result: Go Bot <gobot@golang.org> Reviewed-by: Cherry Zhang <cherryyz@google.com>
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@ -503,6 +503,9 @@
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}
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async run(instance) {
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if (!(instance instanceof WebAssembly.Instance)) {
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throw new Error("Go.run: WebAssembly.Instance expected");
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}
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this._inst = instance;
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this.mem = new DataView(this._inst.exports.mem.buffer);
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this._values = [ // JS values that Go currently has references to, indexed by reference id
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