Merge pull request #9 from viniciusfdasilva/dev

10_goto directory created

10_goto/main.v

@@ -0,0 +1,15 @@
+pub fn main(){
+
+	x := true
+	y := false
+
+	if x {
+		if !y {
+			unsafe { goto my_label }
+		}
+		return 
+	}
+
+	my_label:
+	println('oi')
+}

11_structs/access_structs.v

@@ -0,0 +1,16 @@
+struct Foo{
+		a int
+	mut:
+		b int
+		c int
+	pub:
+		d int
+	pub mut:
+		e int
+	__global:
+		f int
+}
+
+pub fn main(){
+	println("OI")
+}

11_structs/anonymous.v

@@ -0,0 +1,17 @@
+struct Book{
+	author struct {
+		name string
+		age int
+	}
+
+	title string
+}
+
+
+pub fn main(){
+	book := Book{author: struct{name: 'Samantha Black', age: 23}, title: 'Livro'}
+
+	assert book.author.name == 'Samantha Black'
+	assert book.author.age == 23
+	assert book.title == 'Livro'
+}

11_structs/default_structs.v

@@ -0,0 +1,11 @@
+struct Foo{
+	n int // Default is 0
+	s string // Default is ''
+	a []int // Default is []int{}
+	pos int = -1 // Default is -1
+}
+
+pub fn main(){
+	mut f := Foo{1,'Test', [12,3,5,3,6], -2}
+	println(f)
+}

11_structs/embedded_structs.v

@@ -0,0 +1,33 @@
+struct Size{
+mut:
+	width int
+	height int
+}
+
+fn (s &Size) area() int{
+	return s.width * s.height
+}
+
+struct Button{
+	Size
+	title string
+}
+
+pub fn main(){
+	mut button := Button{title: 'Click me', height: 2}
+	button.width = 3
+
+	assert button.area() == 6
+	assert button.Size.area() == 6
+	println(button)
+
+	mut button1 := Button{Size: Size{
+		width : 34
+		height: 10
+	}}
+
+	println(button1)
+
+	button1.Size = Size{width: 2, height: 9}
+	println(button1)
+}

11_structs/heap_structs.v

@@ -0,0 +1,11 @@
+struct Point{
+	x int
+	y int
+}
+
+
+
+pub fn main(){
+	p := &Point{10,10}
+	println(p.x)
+}

11_structs/heap_structs2.v

@@ -0,0 +1,23 @@
+struct Foo{
+	mut:
+		x int
+}
+
+pub fn main(){
+	fa := Foo{1}
+	mut a := fa
+	a.x = 2
+	assert fa.x == 1
+	assert a.x == 2
+
+	mut fc := Foo{1}
+	mut c := &fc
+
+	c.x = 2
+	assert fc.x == 2
+	assert c.x == 2
+
+	println(fc)
+	println(c)
+
+}

11_structs/literal_struct.v

@@ -0,0 +1,17 @@
+
+struct Point{
+	x int
+	y int
+}
+
+pub fn main(){
+	mut p  := Point{x: 10, y: 20}
+
+	assert p.x == 10
+
+	mut p1 := Point{x: 30, y: 4} 
+
+	assert p1.y == 4
+	point := [Point{x: 10, y: 20},Point{x: 20, y: 30},Point{x: 30, y: 40}]
+	println(point)
+}

11_structs/methods_structs.v

@@ -0,0 +1,18 @@
+struct User{
+	age int
+}
+
+fn (u User) can_register() bool{
+	return u.age > 16
+}
+
+pub fn main(){
+	
+	user1 := User{age: 10}
+
+	println(user1.can_register())
+
+	user2 := User{age: 20}
+
+	println(user2.can_register())
+}

11_structs/required_structs.v

@@ -0,0 +1,12 @@
+struct Foo{
+	m int @[required]
+	n string
+}
+
+pub fn main(){
+	mut a := Foo{1, ''}
+	assert a.m == 1
+
+	_ := Foo{1,'Test'}
+
+}

11_structs/sample/noinit_structs.v

@@ -0,0 +1,8 @@
+import sample
+
+fn main(){
+	//mut into1 := sample.Information{data: 'Sample'}
+	//println(into1)
+	info := sample.new_information('Sample information')!
+	println(info)
+}

11_structs/sample/sample.v

@@ -0,0 +1,18 @@
+module sample
+
+@[noinit]
+pub struct Information{
+	pub:
+		data string
+}
+
+pub fn new_information(data string) !Information{
+
+	if data.len == 0 || data.len > 100{
+		return error('data must be between 1 and 100 characters')
+	}else{
+		return Information{
+			data: data
+		}
+	}
+}

11_structs/static_types.v

@@ -0,0 +1,11 @@
+
+struct User{}
+
+fn User.new() User{
+	return User{}
+}
+
+pub fn main(){
+	user := User.new()
+	println(user)
+}

11_structs/structs.v

@@ -0,0 +1,15 @@
+
+struct Point{
+	x int
+	y int
+}
+
+pub fn main(){
+	mut p := Point{x: 10, y: 20}
+	println('${p.x} | ${p.y}')
+
+
+	p1 := Point{10, 20}
+	assert p1.x == 10
+}
+

11_structs/trailing_structs.v

@@ -0,0 +1,26 @@
+@[params]
+struct ButtonConfig{
+	text string = 'oi'
+	is_disabled bool
+	width int  = 70
+	height int //= 20
+}
+
+struct Button{
+	text string
+	width int
+	height int
+}
+
+fn new_button(c ButtonConfig) &Button{
+	return &Button{
+		width:  c.width
+		height: c.height
+		text:   c.text
+	}
+}
+
+pub fn main(){
+	button := new_button()
+	assert button.height == 0
+}

11_structs/update_struct.v

@@ -0,0 +1,22 @@
+struct User{
+	name string
+	age int
+	is_registered bool
+}
+
+fn register(u User) User{
+	return User{
+		...u
+		is_registered: true
+	}
+}
+
+pub fn main(){
+	mut user := User{
+		name: 'abc'
+		age: 23
+	}
+
+	user = register(user)
+	println(user)
+}