all: fix remaining `[]array` warnings

examples/game_of_life/modules/automaton/automaton.v

@@ -80,7 +80,7 @@ pub fn (aa mut Automaton) update() {
 }
 
 pub fn gun() Automaton {
-	mut field := []array_int
+	mut field := []array_int{}
 	field << [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
 	field << [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
 	field << [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]

examples/mini_calculator.v

@@ -68,7 +68,7 @@ fn expr_to_rev_pol(expr string) ?[]string {
 
 // Evaluate the result of Reverse Polish Notation.
 fn eval_rev_pol(rev_pol []string) ?f64 {
-	mut stack := []f64
+	mut stack := []f64{}
 	for item in rev_pol {
 		if is_num_string(item) {
 			stack << item.f64()

vlib/arrays/arrays.v

@@ -2,7 +2,7 @@ module arrays
 
 /*
 pub fn range<T>(start, end T) []T {
-	mut res := []T
+	mut res := []T{}
 	for i := start; i < end; i++ {
 		res << i
 	}

vlib/builtin/array_test.v

@@ -4,7 +4,7 @@ const (
 )
 
 fn test_pointer() {
-	mut arr := []&int
+	mut arr := []&int{}
 	a := 1
 	b := 2
 	c := 3

vlib/builtin/js/array.v

@@ -15,7 +15,7 @@ pub:
 }
 
 /*
-// Private function, used by V (`nums := []int`)
+// Private function, used by V (`nums := []int{}`)
 fn new_array(mylen, cap, elm_size int) array {
 	arr := array {
 		len: mylen
@@ -130,6 +130,5 @@ pub fn (arr mut array) push_many(val voidptr, size int) {
 }
 
 pub fn free(voidptr) {
-	
-}
 
+}

vlib/clipboard/clipboard_linux.c.v

@@ -377,7 +377,7 @@ fn (cb &Clipboard) pick_target(prop Property) C.Atom {
 }
 
 fn (cb &Clipboard) get_atoms(types ...AtomType) []C.Atom {
-	mut atoms := []C.Atom
+	mut atoms := []C.Atom{}
 	for typ in types {
 		atoms << cb.atoms[typ]
 	}

vlib/hash/wyhash/wyhash_test.v

@@ -28,15 +28,15 @@ fn test_wyhash() {
 	}
 }
 
-fn test_rand_u64() {	
+fn test_rand_u64() {
 	seed := u64(111)
-	mut rand_nos := []u64
+	mut rand_nos := []u64{}
 	for _ in 0..40 {
 		rand_no := wyhash.rand_u64(&seed)
 		for r in rand_nos {
 			assert rand_no != r
 		}
 		rand_nos << rand_no
-	}	
+	}
 	assert true
 }

vlib/mysql/result.v

@@ -41,7 +41,7 @@ pub fn (r Result) num_fields() int {
 }
 
 pub fn (r Result) rows() []Row {
-	mut rows := []Row
+	mut rows := []Row{}
 	nr_cols := r.num_fields()
 	for rr := r.fetch_row(); rr; rr = r.fetch_row() {
 		mut row := Row{}
@@ -58,7 +58,7 @@ pub fn (r Result) rows() []Row {
 }
 
 pub fn (r Result) fetch_fields() []Field {
-	mut fields := []Field
+	mut fields := []Field{}
 	nr_cols := r.num_fields()
 	orig_fields := mysql_fetch_fields(r.result)
 	for i in 0..nr_cols {
@@ -90,7 +90,7 @@ pub fn (r Result) fetch_fields() []Field {
 
 pub fn (f Field) str() string {
 	return '
-{	
+{
 	name: "$f.name"
 	org_name: "$f.org_name"
 	table: "$f.table"

vlib/net/http/cookie.v

@@ -46,7 +46,7 @@ pub fn read_set_cookies(h map[string][]string) []&Cookie {
 	if cookie_count == 0 {
 		return []
 	}
-	mut cookies := []&Cookie
+	mut cookies := []&Cookie{}
 	for _, line in cookies_s {
 		mut parts := line.trim_space().split(';')
 		if parts.len == 1 && parts[0] == '' {
@@ -153,7 +153,7 @@ pub fn read_cookies(h map[string][]string, filter string) []&Cookie {
 	if lines.len == 0 {
 		return []
 	}
-	mut cookies := []&Cookie
+	mut cookies := []&Cookie{}
 	for _, _line in lines {
 		mut line := _line.trim_space()
 		mut part := ''

vlib/net/http/http_httpbin_test.v

@@ -18,7 +18,7 @@ fn http_fetch_mock(_methods []string, _config FetchConfig) ?[]Response {
 	url := 'https://httpbin.org/'
 	methods := if _methods.len == 0 { ['GET', 'POST', 'PATCH', 'PUT', 'DELETE'] } else { _methods }
 	mut config := _config
-	mut result := []Response
+	mut result := []Response{}
 	// Note: httpbin doesn't support head
 	for method in methods {
 		lmethod := method.to_lower()

vlib/net/websocket/ws.v

@@ -461,7 +461,7 @@ pub fn (ws mut Client) read() int {
 					data: payload
 					len: payload_len
 				}
-				mut frags := []Fragment
+				mut frags := []Fragment{}
 				mut size := u64(0)
 				for f in ws.fragments {
 					if f.len > 0 {

vlib/os/cmdline/cmdline.v

@@ -39,7 +39,7 @@ pub fn option(args []string, param string, def string) string {
 // what: ['test']
 // ret: ['-stat']
 pub fn options_before(args []string, what []string) []string {
-	mut args_before := []string {}
+	mut args_before := []string{}
 	for a in args {
 		if a in what {
 			break

vlib/pg/pg.v

@@ -52,7 +52,7 @@ pub fn connect(config pg.Config) ?DB {
 fn res_to_rows(res voidptr) []pg.Row {
 	nr_rows := C.PQntuples(res)
 	nr_cols := C.PQnfields(res)
-	mut rows := []pg.Row
+	mut rows := []pg.Row{}
 	for i in 0..nr_rows {
 		mut row := Row{}
 		for j in 0..nr_cols {

vlib/sqlite/sqlite.v

@@ -63,10 +63,10 @@ pub fn (db DB) exec(query string) ([]Row,int) {
 	C.sqlite3_prepare_v2(db.conn, query.str, -1, &stmt, 0)
 	nr_cols := C.sqlite3_column_count(stmt)
 	mut res := 0
-	mut rows := []Row
+	mut rows := []Row{}
 	for {
 		res = C.sqlite3_step(stmt)
-		// Result Code SQLITE_ROW; Another row is available 
+		// Result Code SQLITE_ROW; Another row is available
 		if res != 100 {
 			break
 		}

vlib/sync/pool.v

@@ -178,7 +178,7 @@ pub fn (pool &PoolProcessor) get_int_item(idx int) int {
 // TODO: uncomment, when generics work again
 // get_results - can be called to get a list of type safe results.
 //pub fn (pool &PoolProcessor) get_results<T>() []T {
-//	mut res := []T
+//	mut res := []T{}
 //	for i in 0 .. pool.results.len {
 //		res << *(&T(pool.results[i]))
 //	}
@@ -234,14 +234,14 @@ pub fn (pool mut PoolProcessor) work_on_items_i(items []int) {
 }
 
 pub fn (pool &PoolProcessor) get_results_s() []SResult {
-	mut res := []SResult
+	mut res := []SResult{}
 	for i in 0 .. pool.results.len {
 		res << *(&SResult(pool.results[i]))
 	}
 	return res
 }
 pub fn (pool &PoolProcessor) get_results_i() []IResult {
-	mut res := []IResult
+	mut res := []IResult{}
 	for i in 0 .. pool.results.len {
 		res << *(&IResult(pool.results[i]))
 	}

vlib/v/builder/msvc.v

@@ -223,7 +223,7 @@ pub fn (mut v Builder) cc_msvc() {
 		v.pref.out_name += '.exe'
 	}
 	v.pref.out_name = os.real_path(v.pref.out_name)
-	// alibs := []string // builtin.o os.o http.o etc
+	// alibs := []string{} // builtin.o os.o http.o etc
 	if v.pref.build_mode == .build_module {
 		// Compile only
 		a << '/c'

vlib/v/parser/parser.v

@@ -95,7 +95,7 @@ pub fn parse_file(path string, table &table.Table, comments_mode scanner.Comment
 	stmts << mstmt
 	// imports
 	/*
-	mut imports := []ast.Import
+	mut imports := []ast.Import{}
 	for p.tok.kind == .key_import {
 		imports << p.import_stmt()
 	}
@@ -1102,7 +1102,7 @@ fn (mut p Parser) enum_decl() ast.EnumDecl {
 	name := p.prepend_mod(enum_name)
 	p.check(.lcbr)
 	mut vals := []string{}
-	// mut default_exprs := []ast.Expr
+	// mut default_exprs := []ast.Expr{}
 	mut fields := []ast.EnumField{}
 	for p.tok.kind != .eof && p.tok.kind != .rcbr {
 		pos := p.tok.position()

vlib/v/parser/parser_test.v

@@ -40,7 +40,7 @@ fn test_eval() {
 		start_pos: 0
 		parent: 0
 	}
-	mut stmts := []ast.Stmt
+	mut stmts := []ast.Stmt{}
 	for input in inputs {
 		stmts << parse_stmt(input, table, scope)
 	}
@@ -103,7 +103,7 @@ fn test_one() {
 		start_pos: 0
 		parent: 0
 	}
-	mut e := []ast.Stmt
+	mut e := []ast.Stmt{}
 	for line in input {
 		e << parse_stmt(line, table, scope)
 	}
@@ -194,7 +194,7 @@ fn test_parse_expr() {
 	'-a + 1;',
 	'2 + 2;',
 	]
-	mut e := []ast.Stmt
+	mut e := []ast.Stmt{}
 	table := table.new_table()
 	vpref := &pref.Preferences{}
 	mut checker := checker.new_checker(table, vpref)

vlib/v/scanner/scanner_test.v

@@ -8,7 +8,7 @@ import v.token
 fn test_scan() {
 	text := 'println(2 + 3)'
 	mut scanner := new_scanner(text, .skip_comments)
-	mut token_kinds := []token.Kind
+	mut token_kinds := []token.Kind{}
 	for {
 		tok := scanner.scan()
 		if tok.kind == .eof {

vlib/v/tests/fn_test.v

@@ -134,7 +134,7 @@ fn test_anon_fn() {
 		println('hello from f1')
 	}
 	f1(1)
-	
+
 	f2 := fn(a int) int {
 		println('hello from f2')
 		return 10
@@ -171,7 +171,7 @@ struct MySt {
 	f MyFn
 }
 fn test_fn_type_call() {
-    mut arr := []MyFn
+    mut arr := []MyFn{}
     arr << MyFn(test)
 	// TODO: `arr[0](10)`
 	// assert arr[0](10) == 1010
@@ -185,4 +185,3 @@ fn test_fn_type_call() {
 	st1 := &MySt{f:test}
     assert st1.f(10) == 1010
 }
-

vlib/v/tests/generic_test.v

@@ -15,7 +15,7 @@ fn sum<T>(l []T) T {
 }
 
 fn map_f<T,U>(l []T, f fn(T)U) []U {
-    mut r := []U
+    mut r := []U{}
     for e in l {
         r << f(e)
     }