Automatically set SDKVersion (#106)

consts.go

@@ -1,10 +1,12 @@
 package inngestgo
 
-const (
-	SDKAuthor   = "inngest"
-	SDKLanguage = "go"
-	SDKVersion  = "0.8.0"
+import (
+	"runtime/debug"
+)
 
+const (
+	SDKAuthor         = "inngest"
+	SDKLanguage       = "go"
 	SyncKindInBand    = "in_band"
 	SyncKindOutOfBand = "out_of_band"
 )
@@ -14,3 +16,34 @@ const (
 	defaultAPIOrigin      = "https://api.inngest.com"
 	defaultEventAPIOrigin = "https://inn.gs"
 )
+
+var (
+	SDKVersion = ""
+)
+
+func init() {
+	readBuildInfo()
+}
+
+func readBuildInfo() {
+	info, ok := debug.ReadBuildInfo()
+	if !ok {
+		return
+	}
+
+	/*
+		Find and set the SDK version.
+
+		When imported into another project, its value will be something like
+		"v0.7.5-0.20250305172920-ddde6dd6f565".
+
+		When run within this project, it'll be "(devel)".
+	*/
+	const modulePath = "github.com/inngest/inngestgo"
+	for _, dep := range info.Deps {
+		if dep.Path == modulePath && dep.Version != "" {
+			SDKVersion = dep.Version
+			break
+		}
+	}
+}