mirror of https://github.com/vbatts/talks.git
47 lines
589 B
Go
47 lines
589 B
Go
package main
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import (
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"fmt"
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"time"
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)
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const (
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IN_UTERO = iota
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NEW_BORN
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GROWING
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LIVING
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DYING
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DEAD
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)
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type Person struct {
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Name string
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Dob *time.Time
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State byte
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}
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func (p *Person) DobString() string {
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if (p.Dob == nil) {
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return ""
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}
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return p.Dob.String()
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}
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func (p *Person) ComeToLife() {
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t := time.Now()
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p.Dob = &t
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p.State = NEW_BORN
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}
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func main() {
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// START OMIT
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p := Person{Name: "John Doe", State: IN_UTERO}
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fmt.Printf("%s, %s\n", p.Name, p.DobString())
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p.ComeToLife()
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fmt.Printf("%s, %s\n", p.Name, p.DobString())
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// STOP OMIT
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}
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