| // Copyright 2021 The Go Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style |
| // license that can be found in the LICENSE file. |
| |
| package relui |
| |
| import ( |
| "golang.org/x/build/internal/workflow" |
| ) |
| |
| // Definitions is a list of all initialized Definition that can be |
| // created. |
| var Definitions = map[string]*workflow.Definition{ |
| "echo": newEchoWorkflow(), |
| } |
| |
| // newEchoWorkflow returns a runnable workflow.Definition for |
| // development. |
| func newEchoWorkflow() *workflow.Definition { |
| wd := workflow.New() |
| greeting := wd.Task("greeting", echo, wd.Parameter("greeting")) |
| wd.Output("greeting", greeting) |
| wd.Output("farewell", wd.Task("farewell", echo, wd.Parameter("farewell"))) |
| return wd |
| } |
| |
| func echo(ctx *workflow.TaskContext, arg string) (string, error) { |
| ctx.Printf("echo(%v, %q)", ctx, arg) |
| return arg, nil |
| } |