all: change f mut Foo to mut f Foo

examples/nbody.v

@@ -32,7 +32,7 @@ pub mut:
       s []Position
 }
 
-fn advance(sys mut System, dt f64) {
+fn advance(mut sys System, dt f64) {
     for i in 0..c_n - 1 {
         mut vx := sys.v[i].x
         mut vy := sys.v[i].y
@@ -68,7 +68,7 @@ fn advance(sys mut System, dt f64) {
     }
 }
 
-fn offsetmomentum(sys mut System) {
+fn offsetmomentum(mut sys System) {
     mut px := f64(0)
     mut py := f64(0)
     mut pz := f64(0)

examples/pico/pico.v

@@ -20,7 +20,7 @@ fn hello_response() string {
 }
 
 
-fn callback(req picohttpparser.Request, res mut picohttpparser.Response) {
+fn callback(req picohttpparser.Request, mut res picohttpparser.Response) {
 	if picohttpparser.cmpn(req.method, 'GET ', 4) {
 		if picohttpparser.cmp(req.path, '/t') {
 			res.http_ok().header_server().header_date().plain().body(hello_response())

examples/quick_sort.v

@@ -19,7 +19,7 @@ fn main() {
 	println('after quick sort whether array is sorted: ${is_sorted(arr)}')
 }
 
-fn quick_sort(arr mut []int, l int, r int) {
+fn quick_sort(mut arr []int, l int, r int) {
 	if l>=r { return }
 	mut sep := l  // what is sep: [...all_value<arr[sep]...sep...all_value>=arr[sep]...]
 	for i in l+1..r+1 {
@@ -34,7 +34,7 @@ fn quick_sort(arr mut []int, l int, r int) {
 }
 
 [inline]
-fn swap(arr mut []int, i int, j int) {
+fn swap(mut arr []int, i int, j int) {
 	temp := arr[i]
 	arr[i] = arr[j]
 	arr[j] = temp

examples/sokol/fonts.v

@@ -38,7 +38,7 @@ fn main() {
 	sapp.run(&desc)
 }
 
-fn init(state mut AppState) {
+fn init(mut state AppState) {
 	// dont actually alocate this on the heap in real life
 	gfx.setup(&C.sg_desc{
 		mtl_device: sapp.metal_get_device()

examples/spectral.v

@@ -18,7 +18,7 @@ fn evala(i, j int) int {
 	return ((i + j) * (i + j + 1) / 2 + i + 1)
 }
 
-fn times(v mut []f64, u []f64) {
+fn times(mut v []f64, u []f64) {
 	for i in 0..v.len {
 		mut a := f64(0)
 		for j in 0..u.len {
@@ -28,7 +28,7 @@ fn times(v mut []f64, u []f64) {
 	}
 }
 
-fn times_trans(v mut []f64, u []f64) {
+fn times_trans(mut v []f64, u []f64) {
 	for i in 0..v.len {
 		mut a := f64(0)
 		for j in 0..u.len {
@@ -38,7 +38,7 @@ fn times_trans(v mut []f64, u []f64) {
 	}
 }
 
-fn a_times_transp(v mut []f64, u []f64) {
+fn a_times_transp(mut v []f64, u []f64) {
 	mut x := []f64{len:u.len, init:0}
 	times(mut x, u)
 	times_trans(mut v, x)
@@ -69,4 +69,3 @@ fn main() {
 	ans := math.sqrt(vbv / vv)
 	println('${ans:0.9f}')
 }
-

examples/tetris/tetris.v

@@ -402,7 +402,7 @@ fn parse_binary_tetro(t_ int) []Block {
 	return res
 }
 
-fn on_event(e &sapp.Event, game mut Game) {
+fn on_event(e &sapp.Event, mut game Game) {
 	if e.typ == .key_down {
 		game.key_down(e.key_code)
 	}