contextkit

package main

import (
	"context"

	"go.llib.dev/frameless/pkg/contextkit"
)

func main() {
	type MyContextKey struct{}
	type MyValueType string

	vic := contextkit.ValueInContext[MyContextKey, MyValueType]{}

	var ctx = context.Background() // empty context

	v, ok := vic.Lookup(ctx)
	_, _ = v, ok // "", false

	ctx = vic.ContextWith(ctx, "Hello, world!") // context with value

	v, ok = vic.Lookup(ctx)
	_, _ = v, ok // "Hello, world!", true
}