initial commit [ci skip]

engine/compiler/script.go

@@ -0,0 +1,35 @@
+// Copyright 2019 Drone.IO Inc. All rights reserved.
+// Use of this source code is governed by the Polyform License
+// that can be found in the LICENSE file.
+
+package compiler
+
+import (
+	"github.com/drone-runners/drone-runner-docker/engine"
+	"github.com/drone-runners/drone-runner-docker/engine/compiler/shell"
+	"github.com/drone-runners/drone-runner-docker/engine/compiler/shell/powershell"
+	"github.com/drone-runners/drone-runner-docker/engine/resource"
+)
+
+func setupScript(src *resource.Step, dst *engine.Step, os string) {
+	if len(src.Commands) > 0 {
+		switch os {
+		case "windows":
+			setupScriptWindows(src, dst)
+		default:
+			setupScriptPosix(src, dst)
+		}
+	}
+}
+
+func setupScriptWindows(src *resource.Step, dst *engine.Step) {
+	dst.Entrypoint = []string{"powershell", "-noprofile", "-noninteractive", "-command"}
+	dst.Command = []string{"echo $DRONE_SCRIPT | iex"}
+	dst.Envs["DRONE_SCRIPT"] = powershell.Script(src.Commands)
+}
+
+func setupScriptPosix(src *resource.Step, dst *engine.Step) {
+	dst.Entrypoint = []string{"/bin/sh", "-c"}
+	dst.Command = []string{"echo $DRONE_SCRIPT | /bin/sh -e"}
+	dst.Envs["DRONE_SCRIPT"] = shell.Script(src.Commands)
+}