How to compile this to WASM?

I did not find a general build target, but trying with a single file fails:

```
@43-8 filetype %  GOOS=wasip1 GOARCH=wasm go build -ldflags="-s -w" -o match.wasm match.go
# command-line-arguments
./match.go:24:25: undefined: ErrEmptyBuffer
```