Import go files in Vite applications. Have them typed with Typescript.
vite.config.js
import { defineConfig } from 'vite';
import { viteImportGoPlugin } from './lib/vite-import-go-plugin';
export default defineConfig({
plugins: [viteImportGoPlugin()],
});src/main.go
package main
import (
"syscall/js"
)
var count int = 0
func add() int {
count++
return count
}
func main() {
js.Global().Set("add", js.FuncOf(func(t js.Value, args []js.Value) any {
return add()
}))
<-make(chan struct{})
}src/main.go.d.ts
declare function add(): number;main.js
import load from './main.go';
load().then(() => {
add(); // now available as window.add
});lib/- library code and pluginsrc/- client code.wasm/- built go applications
Javascript glue
cp "$(go env GOROOT)/misc/wasm/wasm_exec.js" ./assets/wasm_exec.js
Building
GOOS=js GOARCH=wasm go build -o ../assets/json.wasm
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