From 8b7425e58909cdfa458ca00a10efc95f197bfb0b Mon Sep 17 00:00:00 2001
From: Philipp Tanlak <philipp.tanlak@gmail.com>
Date: Mon, 8 Jan 2024 17:48:37 +0100
Subject: Add version command (#29)

---
 cmd/version.go | 40 ++++++++++++++++++++++++++++++++++++++++
 1 file changed, 40 insertions(+)
 create mode 100644 cmd/version.go

(limited to 'cmd/version.go')

diff --git a/cmd/version.go b/cmd/version.go
new file mode 100644
index 0000000..bb1e453
--- /dev/null
+++ b/cmd/version.go
@@ -0,0 +1,40 @@
+// This Source Code Form is subject to the terms of the Mozilla Public
+// License, v. 2.0. If a copy of the MPL was not distributed with this
+// file, You can obtain one at http://mozilla.org/MPL/2.0/.
+
+package cmd
+
+import (
+	"fmt"
+	"runtime/debug"
+
+	"github.com/philippta/flyscrape"
+)
+
+type VersionCommand struct{}
+
+func (c *VersionCommand) Run(args []string) error {
+	info, ok := debug.ReadBuildInfo()
+	if !ok {
+		return fmt.Errorf("no build info found")
+	}
+
+	var os, arch, version string
+	for _, setting := range info.Settings {
+		switch setting.Key {
+		case "GOARCH":
+			arch = setting.Value
+		case "GOOS":
+			os = setting.Value
+		case "vcs.revision":
+			version = "v0.0.0-" + setting.Value
+		}
+	}
+
+	if flyscrape.Version != "" {
+		version = flyscrape.Version
+	}
+
+	fmt.Printf("flyscrape %s %s/%s\n", version, os, arch)
+	return nil
+}
-- 
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