lab5 @

golang/internal/lab5/struct.go

@@ -0,0 +1,40 @@
+package lab5
+
+import (
+	"fmt"
+)
+
+type dog struct {
+	age    int
+	name   string
+	gender string
+}
+
+func (d dog) GetAge() int {
+	return d.age
+}
+
+func (d dog) GetName() string {
+	return d.name
+}
+
+func (d dog) GetGender() string {
+	return d.gender
+}
+
+func TheDog(dog_age int, dog_name, dog_gender string) (dog, error) {
+	var d dog = dog{
+		name:   dog_name,
+		gender: dog_gender,
+	}
+	var err = d.SetAge(dog_age)
+	return d, err
+}
+
+func (d *dog) SetAge(age int) error {
+	if age > 0 && age < 15 {
+		d.age = age
+		return nil
+	}
+	return fmt.Errorf("Sobaka %s s defektom", d.GetName())
+}

golang/main.go

@@ -2,10 +2,18 @@ package main
 
 import (
 	"fmt"
+	"log"
 
 	"isuct.ru/informatics2022/internal"
+	"isuct.ru/informatics2022/internal/lab5"
 )
 
+func checkForError(err error) {
+	if err != nil {
+		log.Fatal(err)
+	}
+}
+
 const a float64 = 2.0
 const b float64 = 0.95
 const xStart float64 = 1.25
@@ -22,4 +30,13 @@ func main() {
 	fmt.Println("Задача Б:")
 	xesResults := internal.CalculateFuncForXes(a, b, []float64{2.2, 3.78, 4.51, 6.58, 1.2})
 	fmt.Println(xesResults)
+
+	fmt.Println("Lab 5")
+
+	dog, err := lab5.TheDog(16, "Oleg", "male")
+	checkForError(err)
+
+	fmt.Printf("Sobake %d let\n", dog.GetAge())
+	fmt.Printf("Imya %s\n", dog.GetName())
+	fmt.Printf("Sobaka - %s", dog.GetGender())
 }