edge/pkg/module/util/assert.go

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596 B
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2023-02-21 12:14:29 +01:00
package util
import (
"context"
"fmt"
"github.com/dop251/goja"
)
func AssertType[T any](v goja.Value, rt *goja.Runtime) T {
if c, ok := v.Export().(T); ok {
return c
}
panic(rt.NewTypeError(fmt.Sprintf("expected value to be a '%T', got '%T'", new(T), v.Export())))
}
func AssertContext(v goja.Value, r *goja.Runtime) context.Context {
return AssertType[context.Context](v, r)
}
func AssertObject(v goja.Value, r *goja.Runtime) map[string]any {
return AssertType[map[string]any](v, r)
}
func AssertString(v goja.Value, r *goja.Runtime) string {
return AssertType[string](v, r)
}