2016-12: brush up this talk for an intro

2016/12-intro-to-golang/primitive2.go

@@ -0,0 +1,56 @@
+// +build ignore
+
+package main
+
+import "fmt"
+
+func main() {
+	// START1 OMIT
+	infos := map[string]Info{
+		"Michael": Info{
+			City:   "Happyville",
+			Status: Open,
+		},
+		"Jan": Info{
+			City:   "Confusville",
+			Status: Closed,
+		},
+		"Sean": Info{
+			City:   "Septober",
+			Status: Complicated,
+		},
+		"Silvia": Info{
+			City:   "Curiousville",
+			Status: Curios,
+		},
+	}
+	for name, info := range infos {
+		fmt.Printf("%q is %s in %q\n", name, info.Status, info.City)
+	}
+	// STOP1 OMIT
+}
+
+type Info struct {
+	City   string
+	Status Status
+}
+type Status int
+
+var (
+	Open        = Status(0)
+	Closed      = Status(1)
+	Complicated = Status(2)
+	Curios      = Status(3)
+)
+
+func (s Status) String() string {
+	switch s {
+	case Open:
+		return "open"
+	case Closed:
+		return "closed"
+	case Complicated:
+		return "complicated"
+	}
+	return "hurr"
+}