ci: fix warnings/errors due to the vfmt change

cmd/tools/check-md.v

@@ -27,5 +27,4 @@ fn main() {
 		exit(1)
 	}
 	*/
-
 }

cmd/tools/check_os_api_parity.v

@@ -11,13 +11,19 @@ const (
 	base_os      = 'linux'
 	os_names     = ['linux', 'macos', 'windows']
 	skip_modules = [
-		'builtin.bare', 'builtin.js',
+		'builtin.bare',
-		'strconv', 'strconv.ftoa', 'hash', 'strings',
+		'builtin.js',
+		'strconv',
+		'strconv.ftoa',
+		'hash',
+		'strings',
 		'crypto.rand',
-		'os.bare', 'os2',
+		'os.bare',
-		'picohttpparser', 'picoev',
+		'os2',
+		'picohttpparser',
+		'picoev',
 		'szip',
-		'v.eval'
+		'v.eval',
 	]
 )
 
@@ -44,7 +50,7 @@ fn main() {
 	}
 	for mname in app.modules {
 		if !app.is_verbose {
-			eprintln('Checking module: ${mname} ...')
+			eprintln('Checking module: $mname ...')
 		}
 		api_base := app.gen_api_for_module_in_os(mname, base_os)
 		for oname in os_names {
@@ -85,7 +91,7 @@ fn all_vlib_modules() []string {
 	return modules
 }
 
-fn (app App) gen_api_for_module_in_os(mod_name, os_name string) string {
+fn (app App) gen_api_for_module_in_os(mod_name string, os_name string) string {
 	if app.is_verbose {
 		eprintln('Checking module: ${mod_name:-30} for OS: ${os_name:-10} ...')
 	}
@@ -102,7 +108,7 @@ fn (app App) gen_api_for_module_in_os(mod_name, os_name string) string {
 					fn_signature := s.stringify(b.table, mod_name)
 					fn_mod := s.modname()
 					if fn_mod == mod_name {
-						fline := '${fn_mod}: $fn_signature'
+						fline := '$fn_mod: $fn_signature'
 						res << fline
 					}
 				}
@@ -113,10 +119,10 @@ fn (app App) gen_api_for_module_in_os(mod_name, os_name string) string {
 	return res.join('\n')
 }
 
-fn (mut app App) compare_api(api_base, api_os, mod_name, os_base, os_target string) {
+fn (mut app App) compare_api(api_base string, api_os string, mod_name string, os_base string, os_target string) {
 	res := util.color_compare_strings(app.diff_cmd, api_base, api_os)
 	if res.len > 0 {
-		summary := 'Different APIs found for module: `${mod_name}`, between OS base: `${os_base}` and OS: `${os_target}`'
+		summary := 'Different APIs found for module: `$mod_name`, between OS base: `$os_base` and OS: `$os_target`'
 		eprintln(term.header(summary, '-'))
 		eprintln(res)
 		eprintln(term.h_divider('-'))

cmd/tools/gen1m.v

@@ -15,5 +15,4 @@ fn foo${i}() {
 	}
 	// println('fn main() {foo1()} ')
 	println('fn main() { println("1m DONE") } ')
-
 }

cmd/tools/gen_vc.v

@@ -364,7 +364,7 @@ fn (mut gen_vc GenVC) purge_repos() {
 }
 
 // check if file size is too short
-fn (mut gen_vc GenVC) assert_file_exists_and_is_not_too_short(f, emsg string) {
+fn (mut gen_vc GenVC) assert_file_exists_and_is_not_too_short(f string, emsg string) {
 	if !os.exists(f) {
 		gen_vc.logger.error('$err_msg_build: $emsg .')
 		gen_vc.gen_error = true

cmd/tools/modules/vgit/vgit.v

@@ -39,12 +39,12 @@ pub fn line_to_timestamp_and_commit(line string) (int, string) {
 	return parts[0].int(), parts[1]
 }
 
-pub fn normalized_workpath_for_commit(workdir, commit string) string {
+pub fn normalized_workpath_for_commit(workdir string, commit string) string {
 	nc := 'v_at_' + commit.replace('^', '_').replace('-', '_').replace('/', '_')
 	return os.real_path(workdir + os.path_separator + nc)
 }
 
-pub fn prepare_vc_source(vcdir, cdir, commit string) (string, string) {
+pub fn prepare_vc_source(vcdir string, cdir string, commit string) (string, string) {
 	scripting.chdir(cdir)
 	// Building a historic v with the latest vc is not always possible ...
 	// It is more likely, that the vc *at the time of the v commit*,
@@ -62,7 +62,7 @@ pub fn prepare_vc_source(vcdir, cdir, commit string) (string, string) {
 	return v_commithash, vccommit_before
 }
 
-pub fn clone_or_pull(remote_git_url, local_worktree_path string) {
+pub fn clone_or_pull(remote_git_url string, local_worktree_path string) {
 	// NB: after clone_or_pull, the current repo branch is === HEAD === master
 	if os.is_dir(local_worktree_path) && os.is_dir(os.join_path(local_worktree_path, '.git')) {
 		// Already existing ... Just pulling in this case is faster usually.

cmd/tools/performance_compare.v

@@ -64,7 +64,7 @@ fn (c Context) compare_versions() {
 	}
 }
 
-fn (c &Context) prepare_v(cdir, commit string) {
+fn (c &Context) prepare_v(cdir string, commit string) {
 	mut cc := os.getenv('CC')
 	if cc == '' {
 		cc = 'cc'

cmd/tools/repeat.v

@@ -19,6 +19,7 @@ mut:
 	timings []int
 	atiming Aints
 }
+
 struct Context {
 mut:
 	count                   int
@@ -42,8 +43,11 @@ mut:
 	average f64
 	stddev  f64
 }
+
 fn new_aints(vals []int) Aints {
-	mut res := Aints{ values: vals }
+	mut res := Aints{
+		values: vals
+	}
 	mut sum := i64(0)
 	mut imin := math.max_i32
 	mut imax := -math.max_i32
@@ -70,13 +74,18 @@ fn new_aints(vals []int) Aints {
 	res.stddev = math.sqrt(devsum / f64(vals.len))
 	return res
 }
-fn (a Aints) str() string { return util.bold('${a.average:9.3f}') + 'ms ± σ: ${a.stddev:-5.1f}ms, min … max: ${a.imin}ms … ${a.imax}ms' }
+
+fn (a Aints) str() string {
+	return util.bold('${a.average:9.3f}') +
+		'ms ± σ: ${a.stddev:-5.1f}ms, min … max: ${a.imin}ms … ${a.imax}ms'
+}
 
 const (
 	max_fail_percent             = 100000
 	max_time                     = 60 * 1000 // ms
 	performance_regression_label = 'Performance regression detected, failing since '
 )
+
 fn main() {
 	mut context := Context{}
 	context.parse_options()
@@ -132,7 +141,9 @@ fn (mut context Context) run() {
 				for i in 1 .. context.warmup + 1 {
 					print('\r warming up run: ${i:4}/${context.warmup:-4} for ${cmd:-50s} took ${duration:6} ms ...')
 					mut sw := time.new_stopwatch({})
-					os.exec(cmd) or { continue }
+					os.exec(cmd) or {
+						continue
+					}
 					duration = int(sw.elapsed().milliseconds())
 				}
 				run_warmups++
@@ -142,7 +153,7 @@ fn (mut context Context) run() {
 				avg := f64(sum) / f64(i)
 				print('\rAverage: ${avg:9.3f}ms | run: ${i:4}/${context.count:-4} | took ${duration:6} ms')
 				if context.show_output {
-					print(' | result: ${oldres:-s}')
+					print(' | result: ${oldres:s}')
 				}
 				mut sw := time.new_stopwatch({})
 				res := scripting.exec(cmd) or {
@@ -153,7 +164,8 @@ fn (mut context Context) run() {
 					eprintln('${i:10} non 0 exit code for cmd: $cmd')
 					continue
 				}
-				context.results[icmd].outputs << res.output.trim_right('\r\n').replace('\r\n', '\n').split("\n")
+				context.results[icmd].outputs <<
+					res.output.trim_right('\r\n').replace('\r\n', '\n').split('\n')
 				context.results[icmd].timings << duration
 				sum += duration
 				runs++
@@ -165,7 +177,7 @@ fn (mut context Context) run() {
 			context.results[icmd].atiming = new_aints(context.results[icmd].timings)
 			context.clear_line()
 			print('\r')
-			mut m := map[string][]int
+			mut m := map[string][]int{}
 			for o in context.results[icmd].outputs {
 				x := o.split(':')
 				if x.len > 1 {
@@ -183,7 +195,7 @@ fn (mut context Context) run() {
 			}
 			// merge current raw results to the previous ones
 			old_oms := context.results[icmd].oms
-			mut new_oms := map[string][]int
+			mut new_oms := map[string][]int{}
 			for k, v in m {
 				if old_oms[k].len == 0 {
 					new_oms[k] = v
@@ -205,8 +217,9 @@ fn (mut context Context) run() {
 		context.results[icmd].summary = new_full_summary
 	}
 }
+
 fn (mut context Context) show_diff_summary() {
-	context.results.sort_with_compare(fn (a, b &CmdResult) int {
+	context.results.sort_with_compare(fn (a &CmdResult, b &CmdResult) int {
 		if a.atiming.average < b.atiming.average {
 			return -1
 		}
@@ -224,7 +237,7 @@ fn (mut context Context) show_diff_summary() {
 		if r.icmd == 0 {
 			first_cmd_percentage = cpercent
 		}
-		println(' ${first_marker}${(i+1):3} | ${cpercent:6.1f}% slower | ${r.cmd:-55s} | ${r.atiming}')
+		println(' $first_marker${(i+1):3} | ${cpercent:6.1f}% slower | ${r.cmd:-55s} | $r.atiming')
 	}
 	$if debugcontext ? {
 		println('context: $context')
@@ -232,7 +245,7 @@ fn (mut context Context) show_diff_summary() {
 	eprintln('base: $base | context.fail_on_maxtime: $context.fail_on_maxtime')
 	if int(base) > context.fail_on_maxtime {
 		print(performance_regression_label)
-		println('average time: ${base:6.1f} ms > ${context.fail_on_maxtime} ms threshold.')
+		println('average time: ${base:6.1f} ms > $context.fail_on_maxtime ms threshold.')
 		exit(2)
 	}
 	if context.fail_on_regress_percent == max_fail_percent || context.results.len < 2 {

cmd/tools/vbin2v.v

@@ -20,29 +20,26 @@ mut:
 
 fn (context Context) header() string {
 	mut header_s := ''
-	header_s += 'module ${context.module_name}\n'
+	header_s += 'module $context.module_name\n'
 	header_s += '\n'
 	allfiles := context.files.join(' ')
-
 	mut options := []string{}
 	if context.prefix.len > 0 {
-		options << '-p ${context.prefix}'
+		options << '-p $context.prefix'
 	}
 	if context.module_name.len > 0 {
-		options << '-m ${context.module_name}'
+		options << '-m $context.module_name'
 	}
 	if context.write_file.len > 0 {
-		options << '-w ${context.write_file}'
+		options << '-w $context.write_file'
 	}
 	soptions := options.join(' ')
-
 	header_s += '// File generated by:\n'
-	header_s += '//    v bin2v ${allfiles} ${soptions}\n'
+	header_s += '//    v bin2v $allfiles $soptions\n'
 	header_s += '// Please, do not edit this file.\n'
 	header_s += '// Your changes may be overwritten.\n'
 	header_s += '\n'
 	header_s += 'const (\n'
-
 	return header_s
 }
 
@@ -54,14 +51,14 @@ fn (context Context) file2v(file string) string {
 	mut sb := strings.new_builder(1000)
 	fname := os.file_name(file)
 	fname_no_dots := fname.replace('.', '_')
-	byte_name := '${context.prefix}${fname_no_dots}'.to_lower()
+	byte_name := '$context.prefix$fname_no_dots'.to_lower()
 	fbytes := os.read_bytes(file) or {
 		eprintln('Error: $err')
 		return ''
 	}
 	fbyte := fbytes[0]
-	sb.write('  ${byte_name}_len = ${fbytes.len}\n')
+	sb.write('  ${byte_name}_len = $fbytes.len\n')
-	sb.write('  ${byte_name} = [ byte(${fbyte}), \n  ')
+	sb.write('  $byte_name = [ byte($fbyte), \n  ')
 	for i := 1; i < fbytes.len; i++ {
 		b := int(fbytes[i]).str()
 		sb.write('${b:4s}, ')
@@ -71,7 +68,6 @@ fn (context Context) file2v(file string) string {
 	}
 	sb.write('\n]!!\n')
 	sb.write('\n')
-
 	return sb.str()
 }
 
@@ -100,19 +96,19 @@ fn main() {
 		exit(0)
 	}
 	context.files = real_files
-
 	if !context.write_file.ends_with('.v') {
 		context.write_file += '.v'
 	}
 	if context.write_file.len > 0 {
-		mut out_file := os.create(context.write_file) or { panic(err) }
+		mut out_file := os.create(context.write_file) or {
+			panic(err)
+		}
 		out_file.write(context.header())
 		for file in real_files {
 			out_file.write(context.file2v(file))
 		}
 		out_file.write(context.footer())
-	}
+	} else {
-	else {
 		println(context.header())
 		for file in real_files {
 			println(context.file2v(file))

cmd/tools/vbuild-tools.v

@@ -9,7 +9,8 @@ fn main() {
 	args_string := args[1..].join(' ')
 	skips := []string{}
 	util.ensure_modules_for_all_tools_are_installed('-v' in args)
-	if testing.v_build_failing_skipped(args_string.all_before('build-tools'), 'cmd/tools', skips) {
+	if testing.v_build_failing_skipped(args_string.all_before('build-tools'), 'cmd/tools',
+		skips) {
 		exit(1)
 	}
 }

cmd/tools/vcreate.v

@@ -19,7 +19,7 @@ fn cerror(e string) {
 	eprintln('\nerror: $e')
 }
 
-fn vmod_content(name, desc string) string {
+fn vmod_content(name string, desc string) string {
 	return [
 		'Module {',
 		"	name: '$name'",

cmd/tools/vdoc.v

@@ -207,7 +207,7 @@ fn handle_http_connection(mut con net.Socket, ctx &VdocHttpServerContext) {
 	send_http_response(mut con, 200, ctx.content_type, ctx.docs[filename])
 }
 
-fn send_http_response(mut con net.Socket, http_code int, content_type, html string) {
+fn send_http_response(mut con net.Socket, http_code int, content_type string, html string) {
 	content_length := html.len.str()
 	shttp_code := http_code.str()
 	mut http_response := strings.new_builder(20000)
@@ -230,7 +230,7 @@ fn send_http_response(mut con net.Socket, http_code int, content_type, html stri
 	}
 }
 
-fn get_src_link(repo_url, file_name string, line_nr int) string {
+fn get_src_link(repo_url string, file_name string, line_nr int) string {
 	mut url := urllib.parse(repo_url) or {
 		return ''
 	}
@@ -516,10 +516,13 @@ fn (cfg DocConfig) gen_html(idx int) string {
 	}
 	return html_content.replace('{{ title }}', dcs.head.name).replace('{{ head_name }}',
 		header_name).replace('{{ version }}', version).replace('{{ light_icon }}', cfg.assets['light_icon']).replace('{{ dark_icon }}',
-		cfg.assets['dark_icon']).replace('{{ menu_icon }}', cfg.assets['menu_icon']).replace('{{ head_assets }}', if cfg.inline_assets {
+		cfg.assets['dark_icon']).replace('{{ menu_icon }}', cfg.assets['menu_icon']).replace('{{ head_assets }}',
-		'\n	<style>'+ cfg.assets['doc_css'] + '</style>\n    <style>'+ cfg.assets['normalize_css'] +'</style>'
+		if cfg.inline_assets {
+		'\n	<style>' + cfg.assets['doc_css'] + '</style>\n    <style>' + cfg.assets['normalize_css'] +
+			'</style>'
 	} else {
-		'\n	<link rel="stylesheet" href="'+cfg.assets['doc_css']+'" />\n	<link rel="stylesheet" href="'+cfg.assets['normalize_css']+'" />'
+		'\n	<link rel="stylesheet" href="' + cfg.assets['doc_css'] + '" />\n	<link rel="stylesheet" href="' +
+			cfg.assets['normalize_css'] + '" />'
 	}).replace('{{ toc_links }}', if cfg.is_multi || cfg.docs.len > 1 {
 		toc2.str()
 	} else {
@@ -622,7 +625,6 @@ fn (cfg DocConfig) render_parallel() {
 	vjobs := runtime.nr_jobs()
 	mut work := sync.new_channel<ParallelDoc>(cfg.docs.len)
 	mut wg := sync.new_waitgroup()
-
 	for i in 0 .. cfg.docs.len {
 		p_doc := ParallelDoc{cfg.docs[i], i}
 		work.push(&p_doc)
@@ -637,7 +639,6 @@ fn (cfg DocConfig) render_parallel() {
 
 fn (cfg DocConfig) render() map[string]string {
 	mut docs := map[string]string{}
-
 	for i, doc in cfg.docs {
 		name, output := cfg.render_doc(doc, i)
 		docs[name] = output.trim_space()
@@ -649,12 +650,12 @@ fn (cfg DocConfig) render() map[string]string {
 fn (mut cfg DocConfig) render_static() {
 	if cfg.output_type == .html {
 		cfg.assets = {
-			'doc_css': cfg.get_resource(css_js_assets[0], true),
+			'doc_css': cfg.get_resource(css_js_assets[0], true)
-			'normalize_css': cfg.get_resource(css_js_assets[1], true),
+			'normalize_css': cfg.get_resource(css_js_assets[1], true)
-			'doc_js': cfg.get_resource(css_js_assets[2], !cfg.serve_http),
+			'doc_js': cfg.get_resource(css_js_assets[2], !cfg.serve_http)
-			'light_icon': cfg.get_resource('light.svg', true),
+			'light_icon': cfg.get_resource('light.svg', true)
-			'dark_icon': cfg.get_resource('dark.svg', true),
+			'dark_icon': cfg.get_resource('dark.svg', true)
-			'menu_icon': cfg.get_resource('menu.svg', true),
+			'menu_icon': cfg.get_resource('menu.svg', true)
 			'arrow_icon': cfg.get_resource('arrow.svg', true)
 		}
 	}

cmd/tools/vdoctor.v

@@ -1,5 +1,4 @@
 import os
-import term
 import time
 import v.util
 import runtime
@@ -130,7 +129,7 @@ fn (mut a App) line(label string, value string) {
 	a.println('$label: ${util.bold(value)}')
 }
 
-fn (app &App) parse(config, sep string) map[string]string {
+fn (app &App) parse(config string, sep string) map[string]string {
 	mut m := map[string]string
 	for line in config.split_into_lines() {
 		sline := line.trim_space()

cmd/tools/vfmt.v

@@ -187,7 +187,7 @@ fn print_compiler_options(compiler_params &pref.Preferences) {
 	eprintln('  is_script: $compiler_params.is_script ')
 }
 
-fn (foptions &FormatOptions) post_process_file(file, formatted_file_path string) {
+fn (foptions &FormatOptions) post_process_file(file string, formatted_file_path string) {
 	if formatted_file_path.len == 0 {
 		return
 	}

cmd/tools/vnames.v

@@ -1,87 +0,0 @@
-module main
-
-/*
-QTODO
-import os
-import flag
-import strings
-import compiler
-import v.pref
-
-const (
-	tool_version = '0.0.1'
-	tool_description = '  Extracts the function names declared in a v file.'
-)
-
-fn f_to_string(fmod string, f compiler.Fn) ?string {
-	svisibility := if f.is_public {
-		'public'
-	}else{
-		'private'
-	}
-	if fmod != f.v_fn_module() { return none }
-	if fmod == 'builtin' {
-		return '$svisibility\t' + f.v_fn_name()
-	}
-	return '$svisibility\t' + f.v_fn_module() + '.' + f.v_fn_name()
-}
-
-fn analyze_v_file(file string) {
-	println('')
-	hash := strings.repeat(`#`, (76 - file.len) / 2)
-	println('$hash  $file  $hash')
-
-	// main work:
-	mut pref := &pref.Preferences{
-		path: file
-	}
-	pref.fill_with_defaults()
-	mut v := compiler.new_v(pref)
-	v.add_v_files_to_compile()
-	for f in v.files { v.parse(f, .decl) }
-	fi := v.get_file_parser_index( file ) or { panic(err) }
-	fmod :=  v.parsers[fi].mod
-
-	// output:
-	mut fns :=[]string
-	for _, f in v.table.fns {
-		fname := f_to_string(fmod, f) or { continue }
-		fns << fname
-	}
-	fns.sort()
-	for f in fns { println(f) }
-
-}
-
-fn main(){
-	toolexe := os.executable()
-	compiler.set_vroot_folder(os.dir(os.dir(os.dir(toolexe))))
-
-	mut fp := flag.new_flag_parser(os.args)
-	fp.application(os.file_name(toolexe))
-	fp.version( tool_version )
-	fp.description( tool_description )
-	fp.arguments_description('FILE.v/FOLDER [FILE.v/FOLDER]...')
-	fp.limit_free_args_to_at_least(1)
-	fp.skip_executable()
-	show_help:=fp.bool('help', `h`, false, 'Show this help screen\n')
-	if( show_help ){
-		println( fp.usage() )
-		exit(0)
-	}
-
-	mut files := []string{}
-	locations := fp.finalize() or { eprintln('Error: ' + err) exit(1) }
-	for xloc in locations {
-		loc := os.real_path(xloc)
-		xfiles := if os.is_dir(loc){ os.walk_ext(loc,'.v') } else { [loc] }
-		filtered_files := xfiles.filter(!it.ends_with('_js.v'))
-		files << filtered_files
-	}
-
-	for file in files {
-		analyze_v_file(file)
-	}
-}
-*/
-fn main()  {}

cmd/tools/vpm.v

@@ -12,7 +12,8 @@ import v.vmod
 
 const (
 	default_vpm_server_urls      = ['https://vpm.vlang.io']
-	valid_vpm_commands           = ['help', 'search', 'install', 'update', 'upgrade', 'outdated', 'list', 'remove']
+	valid_vpm_commands           = ['help', 'search', 'install', 'update', 'upgrade', 'outdated',
+		'list', 'remove']
 	excluded_dirs                = ['cache', 'vlib']
 	supported_vcs_systems        = ['git', 'hg']
 	supported_vcs_folders        = ['.git', '.hg']
@@ -281,7 +282,9 @@ fn get_outdated() ?[]string {
 }
 
 fn vpm_upgrade() {
-	outdated := get_outdated() or { exit(1) }
+	outdated := get_outdated() or {
+		exit(1)
+	}
 	if outdated.len > 0 {
 		vpm_update(outdated)
 	} else {
@@ -290,7 +293,9 @@ fn vpm_upgrade() {
 }
 
 fn vpm_outdated() {
-	outdated := get_outdated() or { exit(1) }
+	outdated := get_outdated() or {
+		exit(1)
+	}
 	if outdated.len > 0 {
 		println('Outdated modules:')
 		for m in outdated {
@@ -452,7 +457,7 @@ fn get_all_modules() []string {
 	return modules
 }
 
-fn resolve_dependencies(name, module_path string, module_names []string) {
+fn resolve_dependencies(name string, module_path string, module_names []string) {
 	vmod_path := os.join_path(module_path, 'v.mod')
 	if !os.exists(vmod_path) {
 		return

cmd/tools/vrepl.v

@@ -95,7 +95,7 @@ fn repl_help() {
 ')
 }
 
-fn run_repl(workdir, vrepl_prefix string) {
+fn run_repl(workdir string, vrepl_prefix string) {
 	if !is_stdin_a_pipe {
 		println(util.full_v_version(false))
 		println('Use Ctrl-C or `exit` to exit, or `help` to see other available commands')

cmd/tools/vself.v

@@ -8,15 +8,15 @@ fn main() {
 	vroot := os.dir(vexe)
 	os.chdir(vroot)
 	os.setenv('VCOLORS', 'always', true)
-
 	self_idx := os.args.index('self')
 	args := os.args[1..self_idx]
 	args_str := args.join(' ')
 	options := if args.len > 0 { '($args_str)' } else { '' }
 	println('V self compiling ${options}...')
-
 	cmd := '$vexe -o v2 $args_str cmd/v'
-	result := os.exec(cmd) or { panic(err) }
+	result := os.exec(cmd) or {
+		panic(err)
+	}
 	if result.exit_code != 0 {
 		mut err := 'Permission denied'
 		if !result.output.contains('Permission denied') {
@@ -28,11 +28,9 @@ fn main() {
 	if result.output.len > 0 {
 		println(result.output.trim_space())
 	}
-
 	v_file := if os.user_os() == 'windows' { 'v.exe' } else { 'v' }
 	v2_file := if os.user_os() == 'windows' { 'v2.exe' } else { 'v2' }
 	bak_file := if os.user_os() == 'windows' { 'v_old.exe' } else { 'v_old' }
-
 	if os.exists(bak_file) {
 		os.rm(bak_file)
 	}

cmd/tools/vsetup-freetype.v

@@ -8,19 +8,16 @@ fn main() {
 		println('Setup freetype...')
 		vroot := os.dir(pref.vexe_path())
 		os.chdir(vroot)
-
 		if os.is_dir('./thirdparty/freetype') {
 			println('Thirdparty "freetype" is already installed.')
-		}
+		} else {
-		else {
 			s := os.exec('git clone --depth=1 https://github.com/ubawurinna/freetype-windows-binaries ./thirdparty/freetype/') or {
 				panic(err)
 			}
 			println(s.output)
 			println('Thirdparty "freetype" installed successfully.')
 		}
-	}
+	} $else {
-	$else {
 		println('It is only for Windows to setup thirdparty "freetype".')
 	}
 }

cmd/tools/vsymlink.v

@@ -7,7 +7,6 @@ $if windows {
 		#flag -lUser32
 	}
 }
-
 fn main() {
 	vexe := pref.vexe_path()
 	$if windows {
@@ -45,18 +44,14 @@ fn setup_symlink_windows(vexe string){
 		// Create a symlink in a new local folder (.\.bin\.v.exe)
 		// Puts `v` in %PATH% without polluting it with anything else (like make.bat).
 		// This will make `v` available on cmd.exe, PowerShell, and MinGW(MSYS)/WSL/Cygwin
-
 		vdir := os.real_path(os.dir(vexe))
 		vsymlinkdir := os.join_path(vdir, '.bin')
-
 		mut vsymlink := os.join_path(vsymlinkdir, 'v.exe')
-
 		if !os.exists(vsymlinkdir) {
 			os.mkdir_all(vsymlinkdir) // will panic if fails
 		} else {
 			os.rm(vsymlink)
 		}
-
 		// try to create a native symlink at .\.bin\v.exe
 		os.symlink(vsymlink, vexe) or {
 			// typically only fails if you're on a network drive (VirtualBox)
@@ -67,15 +62,12 @@ fn setup_symlink_windows(vexe string){
 			if os.exists(vsymlink) {
 				os.rm(vsymlink)
 			}
-			os.write_file(vsymlink, '@echo off\n${vexe} %*')
+			os.write_file(vsymlink, '@echo off\n$vexe %*')
 		}
-
 		if !os.exists(vsymlink) {
 			warn_and_exit('Could not create $vsymlink')
 		}
-
 		print('Symlink $vsymlink to $vexe created.\n\nChecking system %PATH%...')
-
 		reg_sys_env_handle := get_reg_sys_env_handle() or {
 			warn_and_exit(err)
 			return
@@ -84,10 +76,10 @@ fn setup_symlink_windows(vexe string){
 		// defer {
 		// C.RegCloseKey(reg_sys_env_handle)
 		// }
-		
 		// if the above succeeded, and we cannot get the value, it may simply be empty
-		sys_env_path := get_reg_value(reg_sys_env_handle, 'Path') or { '' }
+		sys_env_path := get_reg_value(reg_sys_env_handle, 'Path') or {
-
+			''
+		}
 		current_sys_paths := sys_env_path.split(os.path_delimiter).map(it.trim('/$os.path_separator'))
 		mut new_paths := [vsymlinkdir]
 		for p in current_sys_paths {
@@ -95,13 +87,10 @@ fn setup_symlink_windows(vexe string){
 				new_paths << p
 			}
 		}
-
 		new_sys_env_path := new_paths.join(';')
-
 		if new_sys_env_path == sys_env_path {
 			println('configured.')
-		}
+		} else {
-		else {
 			print('not configured.\nAdding symlink directory to system %PATH%...')
 			set_reg_value(reg_sys_env_handle, 'Path', new_sys_env_path) or {
 				warn_and_exit(err)
@@ -110,7 +99,6 @@ fn setup_symlink_windows(vexe string){
 			}
 			println('done.')
 		}
-
 		print('Letting running process know to update their Environment...')
 		send_setting_change_msg('Environment') or {
 			eprintln('\n' + err)
@@ -118,7 +106,6 @@ fn setup_symlink_windows(vexe string){
 			C.RegCloseKey(reg_sys_env_handle)
 			return
 		}
-
 		C.RegCloseKey(reg_sys_env_handle)
 		println('finished.\n\nNote: restart your shell/IDE to load the new %PATH%.')
 		println('After restarting your shell/IDE, give `v version` a try in another dir!')
@@ -153,7 +140,6 @@ fn get_reg_value(reg_env_key voidptr, key string) ?string {
 		if C.RegQueryValueEx(reg_env_key, key.to_wide(), 0, 0, reg_value, &reg_value_size) != 0 {
 			return error('Unable to get registry value for "$key", try rerunning as an Administrator')
 		}
-
 		return string_from_wide(reg_value)
 	}
 	return error('not on windows')
@@ -165,7 +151,6 @@ fn set_reg_value(reg_key voidptr, key string, value string) ?bool {
 		if C.RegSetValueEx(reg_key, key.to_wide(), 0, 1, value.to_wide(), 4095) != 0 {
 			return error('Unable to set registry value for "$key", are you running as an Administrator?')
 		}
-
 		return true
 	}
 	return error('not on windows')
@@ -175,7 +160,8 @@ fn set_reg_value(reg_key voidptr, key string, value string) ?bool {
 // letting them know that the system environment has changed and should be reloaded
 fn send_setting_change_msg(message_data string) ?bool {
 	$if windows {
-		if C.SendMessageTimeout(os.hwnd_broadcast, os.wm_settingchange, 0, message_data.to_wide(), os.smto_abortifhung, 5000, 0) == 0 {
+		if C.SendMessageTimeout(os.hwnd_broadcast, os.wm_settingchange, 0, message_data.to_wide(), os.smto_abortifhung, 5000, 0) ==
+			0 {
 			return error('Could not broadcast WM_SETTINGCHANGE')
 		}
 		return true

cmd/tools/vtest.v

@@ -18,17 +18,14 @@ fn main() {
 		println('')
 		return
 	}
-
 	args_to_executable := args[1..]
 	args_before := cmdline.options_before(args_to_executable, ['test'])
 	args_after := cmdline.options_after(args_to_executable, ['test'])
-
 	if args_after.join(' ') == 'v' {
 		eprintln('`v test v` has been deprecated.')
 		eprintln('Use `v test-compiler` instead.')
 		exit(1)
 	}
-
 	mut ts := testing.new_test_session(args_before.join(' '))
 	for targ in args_after {
 		if os.exists(targ) && targ.ends_with('_test.v') {
@@ -42,10 +39,8 @@ fn main() {
 		}
 		println('Unrecognized test file $targ .')
 	}
-
 	testing.header('Testing...')
 	ts.test()
-
 	println(ts.benchmark.total_message('running V _test.v files'))
 	if ts.failed {
 		exit(1)

vlib/flag/flag.v

@@ -11,13 +11,10 @@ pub struct Flag {
 }
 
 pub fn (f Flag) str() string {
-	return ''
+	return '' + '    flag:\n' + '            name: $f.name\n' + '            abbr: $f.abbr\n' +
-	+'    flag:\n'
+		'            usag: $f.usage\n' + '            desc: $f.val_desc'
-	+'            name: $f.name\n'
-	+'            abbr: $f.abbr\n'
-	+'            usag: $f.usage\n'
-	+'            desc: $f.val_desc'
 }
+
 pub fn (af []Flag) str() string {
 	mut res := []string{}
 	res << '\n  []Flag = ['
@@ -27,17 +24,16 @@ pub fn (af []Flag) str() string {
 	res << '  ]'
 	return res.join('\n')
 }
+
 //
 pub struct FlagParser {
 pub mut:
 	args                    []string // the arguments to be parsed
 	max_free_args           int
 	flags                   []Flag // registered flags
-
 	application_name        string
 	application_version     string
 	application_description string
-
 	min_free_args           int
 	args_description        string
 }
@@ -52,7 +48,10 @@ pub const (
 // create a new flag set for parsing command line arguments
 // TODO use INT_MAX some how
 pub fn new_flag_parser(args []string) &FlagParser {
-	return &FlagParser{args: args.clone(), max_free_args: max_args_number}
+	return &FlagParser{
+		args: args.clone()
+		max_free_args: max_args_number
+	}
 }
 
 // change the application name to be used in 'usage' output
@@ -78,9 +77,9 @@ pub fn (mut fs FlagParser) skip_executable() {
 // private helper to register a flag
 fn (mut fs FlagParser) add_flag(name string, abbr byte, usage string, desc string) {
 	fs.flags << Flag{
-		name: name,
+		name: name
-		abbr: abbr,
+		abbr: abbr
-		usage: usage,
+		usage: usage
 		val_desc: desc
 	}
 }
@@ -336,7 +335,7 @@ pub fn (mut fs FlagParser) limit_free_args_to_exactly(n int) {
 
 // this will cause an error in finalize() if free args are out of range
 // (min, ..., max)
-pub fn (mut fs FlagParser) limit_free_args(min, max int) {
+pub fn (mut fs FlagParser) limit_free_args(min int, max int) {
 	if min > max {
 		panic('flag.limit_free_args expect min < max, got $min >= $max')
 	}
@@ -350,27 +349,25 @@ pub fn (mut fs FlagParser) arguments_description(description string){
 
 // collect all given information and
 pub fn (fs FlagParser) usage() string {
-
 	positive_min_arg := (fs.min_free_args > 0)
 	positive_max_arg := (fs.max_free_args > 0 && fs.max_free_args != max_args_number)
 	no_arguments := (fs.min_free_args == 0 && fs.max_free_args == 0)
-
 	mut adesc := if fs.args_description.len > 0 { fs.args_description } else { '[ARGS]' }
-	if no_arguments { adesc = '' }
+	if no_arguments {
-
+		adesc = ''
+	}
 	mut use := ''
 	if fs.application_version != '' {
 		use += '$fs.application_name $fs.application_version\n'
 		use += '$underline\n'
 	}
-	use += 'Usage: ${fs.application_name} [options] $adesc\n'
+	use += 'Usage: $fs.application_name [options] $adesc\n'
 	use += '\n'
 	if fs.application_description != '' {
 		use += 'Description:\n'
 		use += '$fs.application_description'
 		use += '\n\n'
 	}
-
 	// show a message about the [ARGS]:
 	if positive_min_arg || positive_max_arg || no_arguments {
 		if no_arguments {
@@ -378,8 +375,12 @@ pub fn (fs FlagParser) usage() string {
 			goto end_of_arguments_handling
 		}
 		mut s := []string{}
-		if positive_min_arg { s << 'at least $fs.min_free_args' }
+		if positive_min_arg {
-		if positive_max_arg { s << 'at most $fs.max_free_args' }
+			s << 'at least $fs.min_free_args'
+		}
+		if positive_max_arg {
+			s << 'at most $fs.max_free_args'
+		}
 		if positive_min_arg && positive_max_arg && fs.min_free_args == fs.max_free_args {
 			s = ['exactly $fs.min_free_args']
 		}
@@ -387,32 +388,30 @@ pub fn (fs FlagParser) usage() string {
 		use += 'The arguments should be $sargs in number.\n\n'
 	}
 	end_of_arguments_handling:
-
 	if fs.flags.len > 0 {
 		use += 'Options:\n'
 		for f in fs.flags {
 			mut onames := []string{}
 			if f.abbr != 0 {
-				onames << '-${f.abbr.str()}'
+				onames << '-$f.abbr.str()'
 			}
 			if f.name != '' {
 				if !f.val_desc.contains('<bool>') {
-					onames << '--${f.name} $f.val_desc'
+					onames << '--$f.name $f.val_desc'
 				} else {
-					onames << '--${f.name}'
+					onames << '--$f.name'
 				}
 			}
 			option_names := '  ' + onames.join(', ')
 			mut xspace := ''
 			if option_names.len > space.len - 2 {
-				xspace = '\n${space}'
+				xspace = '\n$space'
 			} else {
 				xspace = space[option_names.len..]
 			}
-			use += '${option_names}${xspace}${f.usage}\n'
+			use += '$option_names$xspace$f.usage\n'
 		}
 	}
-
 	return use
 }
 
@@ -426,14 +425,14 @@ pub fn (fs FlagParser) usage() string {
 pub fn (fs FlagParser) finalize() ?[]string {
 	for a in fs.args {
 		if a.len >= 2 && a[..2] == '--' {
-			return error('Unknown argument \'${a[2..]}\'')
+			return error("Unknown argument \'${a[2..]}\'")
 		}
 	}
 	if fs.args.len < fs.min_free_args && fs.min_free_args > 0 {
-		return error('Expected at least ${fs.min_free_args} arguments, but given $fs.args.len')
+		return error('Expected at least $fs.min_free_args arguments, but given $fs.args.len')
 	}
 	if fs.args.len > fs.max_free_args && fs.max_free_args > 0 {
-		return error('Expected at most ${fs.max_free_args} arguments, but given $fs.args.len')
+		return error('Expected at most $fs.max_free_args arguments, but given $fs.args.len')
 	}
 	if fs.args.len > 0 && fs.max_free_args == 0 && fs.min_free_args == 0 {
 		return error('Expected no arguments, but given $fs.args.len')

vlib/flag/flag_test.v

@@ -355,7 +355,7 @@ fn test_single_dash() {
 
 fn test_optional_flags() {
 	mut fp := flag.new_flag_parser(['-a', '10', '-b'])
-	a := fp.int_opt('some-flag', `a`, '') or {
+	fp.int_opt('some-flag', `a`, '') or {
 		assert false
 		return
 	}

vlib/net/http/backend_nix.c.v

@@ -10,7 +10,7 @@ const (
 	is_used = openssl.is_used
 )
 
-fn (req &Request) ssl_do(port int, method Method, host_name, path string) ?Response {
+fn (req &Request) ssl_do(port int, method Method, host_name string, path string) ?Response {
 	// ssl_method := C.SSLv23_method()
 	ssl_method := C.TLSv1_2_method()
 	ctx := C.SSL_CTX_new(ssl_method)

vlib/net/http/download.v

@@ -5,7 +5,7 @@ module http
 
 import os
 
-pub fn download_file(url, out string) bool {
+pub fn download_file(url string, out string) bool {
 	$if debug_http? {
 		println('download file url=$url out=$out')
 	}

vlib/net/http/download_nix.c.v

@@ -13,7 +13,7 @@ mut:
 	cb      DownloadFn
 }
 */
-fn download_cb(ptr voidptr, size, nmemb size_t, userp voidptr) {
+fn download_cb(ptr voidptr, size size_t, nmemb size_t, userp voidptr) {
 	/*
 	mut data := &DownloadStruct(userp)
 	written := C.fwrite(ptr, size, nmemb, data.stream)
@@ -24,7 +24,7 @@ fn download_cb(ptr voidptr, size, nmemb size_t, userp voidptr) {
 */
 }
 
-pub fn download_file_with_progress(url, out string, cb DownloadFn, cb_finished fn()) {
+pub fn download_file_with_progress(url string, out string, cb DownloadFn, cb_finished fn()) {
 	/*
 	curl := C.curl_easy_init()
 	if isnil(curl) {

vlib/net/http/http.v

@@ -47,14 +47,13 @@ pub:
 	status_code int
 }
 
-pub fn new_request(method Method, url_, data string) ?Request {
+pub fn new_request(method Method, url_ string, data string) ?Request {
 	url := if method == .get { url_ + '?' + data } else { url_ }
 	// println('new req() method=$method url="$url" dta="$data"')
 	return Request{
 		method: method
 		url: url
-		data: data
+		data: data	/*
-		/*
 			headers: {
 			'Accept-Encoding': 'compress'
 		}
@@ -75,7 +74,7 @@ pub fn get(url string) ?Response {
 	return fetch_with_method(.get, url, FetchConfig{})
 }
 
-pub fn post(url, data string) ?Response {
+pub fn post(url string, data string) ?Response {
 	return fetch_with_method(.post, url, {
 		data: data
 		headers: {
@@ -84,7 +83,7 @@ pub fn post(url, data string) ?Response {
 	})
 }
 
-pub fn post_json(url, data string) ?Response {
+pub fn post_json(url string, data string) ?Response {
 	return fetch_with_method(.post, url, {
 		data: data
 		headers: {
@@ -102,7 +101,7 @@ pub fn post_form(url string, data map[string]string) ?Response {
 	})
 }
 
-pub fn put(url, data string) ?Response {
+pub fn put(url string, data string) ?Response {
 	return fetch_with_method(.put, url, {
 		data: data
 		headers: {
@@ -111,7 +110,7 @@ pub fn put(url, data string) ?Response {
 	})
 }
 
-pub fn patch(url, data string) ?Response {
+pub fn patch(url string, data string) ?Response {
 	return fetch_with_method(.patch, url, {
 		data: data
 		headers: {
@@ -133,7 +132,7 @@ pub fn fetch(_url string, config FetchConfig) ?Response {
 		return error('http.fetch: empty url')
 	}
 	url := build_url_from_fetch(_url, config) or {
-		return error('http.fetch: invalid url ${_url}')
+		return error('http.fetch: invalid url $_url')
 	}
 	data := config.data
 	req := Request{
@@ -184,7 +183,7 @@ fn build_url_from_fetch(_url string, config FetchConfig) ?string {
 	}
 	mut pieces := []string{}
 	for key in params.keys() {
-		pieces << '${key}=${params[key]}'
+		pieces << '$key=${params[key]}'
 	}
 	mut query := pieces.join('&')
 	if url.raw_query.len > 1 {
@@ -195,19 +194,15 @@ fn build_url_from_fetch(_url string, config FetchConfig) ?string {
 }
 
 fn (mut req Request) free() {
-	unsafe {
+	unsafe {req.headers.free()}
-		req.headers.free()
-	}
 }
 
 fn (mut resp Response) free() {
-	unsafe {
+	unsafe {resp.headers.free()}
-		resp.headers.free()
-	}
 }
 
 // add_header adds the key and value of an HTTP request header
-pub fn (mut req Request) add_header(key, val string) {
+pub fn (mut req Request) add_header(key string, val string) {
 	req.headers[key] = val
 }
 
@@ -229,7 +224,7 @@ pub fn parse_headers(lines []string) map[string]string {
 // do will send the HTTP request and returns `http.Response` as soon as the response is recevied
 pub fn (req &Request) do() ?Response {
 	mut url := urllib.parse(req.url) or {
-		return error('http.Request.do: invalid url ${req.url}')
+		return error('http.Request.do: invalid url $req.url')
 	}
 	mut rurl := url
 	mut resp := Response{}
@@ -264,7 +259,7 @@ fn (req &Request) method_and_url_to_response(method Method, url urllib.URL) ?Res
 	host_name := url.hostname()
 	scheme := url.scheme
 	p := url.path.trim_left('/')
-	path := if url.query().len > 0 { '/$p?${url.query().encode()}' } else { '/$p' }
+	path := if url.query().len > 0 { '/$p?$url.query().encode()' } else { '/$p' }
 	mut nport := url.port().int()
 	if nport == 0 {
 		if scheme == 'http' {
@@ -322,7 +317,6 @@ fn parse_response(resp string) Response {
 		// if h.contains('Content-Type') {
 		// continue
 		// }
-
 		mut key := h[..pos]
 		lkey := key.to_lower()
 		val := h[pos + 2..]
@@ -346,7 +340,7 @@ fn parse_response(resp string) Response {
 	}
 }
 
-fn (req &Request) build_request_headers(method Method, host_name, path string) string {
+fn (req &Request) build_request_headers(method Method, host_name string, path string) string {
 	ua := req.user_agent
 	mut uheaders := []string{}
 	if 'Host' !in req.headers {
@@ -356,17 +350,16 @@ fn (req &Request) build_request_headers(method Method, host_name, path string) s
 		uheaders << 'User-Agent: $ua\r\n'
 	}
 	if req.data.len > 0 && 'Content-Length' !in req.headers {
-		uheaders << 'Content-Length: ${req.data.len}\r\n'
+		uheaders << 'Content-Length: $req.data.len\r\n'
 	}
 	for key, val in req.headers {
 		if key == 'Cookie' {
 			continue
 		}
-		uheaders << '${key}: ${val}\r\n'
+		uheaders << '$key: $val\r\n'
 	}
 	uheaders << req.build_request_cookies_header()
-	return '$method $path HTTP/1.1\r\n' + uheaders.join('') + 'Connection: close\r\n\r\n' +
+	return '$method $path HTTP/1.1\r\n' + uheaders.join('') + 'Connection: close\r\n\r\n' + req.data
-		req.data
 }
 
 fn (req &Request) build_request_cookies_header() string {
@@ -399,13 +392,12 @@ pub fn escape(s string) string {
 	panic('http.escape() was replaced with http.escape_url()')
 }
 
-fn (req &Request) http_do(port int, method Method, host_name, path string) ?Response {
+fn (req &Request) http_do(port int, method Method, host_name string, path string) ?Response {
 	rbuffer := [bufsize]byte{}
 	mut sb := strings.new_builder(100)
 	s := req.build_request_headers(method, host_name, path)
 	client := net.dial(host_name, port) ?
-	client.send(s.str, s.len) or {
+	client.send(s.str, s.len) or { }
-	}
 	for {
 		readbytes := client.crecv(rbuffer, bufsize)
 		if readbytes < 0 {
@@ -416,8 +408,7 @@ fn (req &Request) http_do(port int, method Method, host_name, path string) ?Resp
 		}
 		sb.write(tos(rbuffer, readbytes))
 	}
-	client.close() or {
+	client.close() or { }
-	}
 	return parse_response(sb.str())
 }
 

vlib/net/http/http_test.v

@@ -1,26 +1,34 @@
 import net.http
 
 fn test_http_get() {
-	$if !network ? { return }
+	$if !network ? {
+		return
+	}
 	assert http.get_text('https://vlang.io/version') == '0.1.5'
 	println('http ok')
 }
 
 fn test_http_get_from_vlang_utc_now() {
-	$if !network ? { return }
+	$if !network ? {
+		return
+	}
 	urls := ['http://vlang.io/utc_now', 'https://vlang.io/utc_now']
 	for url in urls {
 		println('Test getting current time from $url by http.get')
-		res := http.get(url) or { panic(err) }
+		res := http.get(url) or {
+			panic(err)
+		}
 		assert 200 == res.status_code
 		assert res.text.len > 0
 		assert res.text.int() > 1566403696
-		println('Current time is: ${res.text.int()}')
+		println('Current time is: $res.text.int()')
 	}
 }
 
 fn test_public_servers() {
-	$if !network ? { return }
+	$if !network ? {
+		return
+	}
 	urls := [
 		'http://github.com/robots.txt',
 		'http://google.com/robots.txt',
@@ -31,18 +39,24 @@ fn test_public_servers() {
 	]
 	for url in urls {
 		println('Testing http.get on public url: $url ')
-		res :=  http.get( url ) or { panic(err) }
+		res := http.get(url) or {
+			panic(err)
+		}
 		assert 200 == res.status_code
 		assert res.text.len > 0
 	}
 }
 
 fn test_relative_redirects() {
-	$if !network ? { return }
+	$if !network ? {
-	$else { return } // tempfix periodic: httpbin relative redirects are broken
+		return
-	res := http.get('https://httpbin.org/relative-redirect/3?abc=xyz') or { panic(err) }
+	} $else {
+		return
+	} // tempfix periodic: httpbin relative redirects are broken
+	res := http.get('https://httpbin.org/relative-redirect/3?abc=xyz') or {
+		panic(err)
+	}
 	assert 200 == res.status_code
 	assert res.text.len > 0
 	assert res.text.contains('"abc": "xyz"')
 }
-

vlib/net/socket.v

@@ -75,12 +75,12 @@ fn C.inet_ntop(af int, src voidptr, dst charptr, dst_size int) charptr
 fn C.getpeername(sockfd int, addr &C.sockaddr_in, addrsize &int) int
 
 // create socket
-pub fn new_socket(family, typ, proto int) ?Socket {
+pub fn new_socket(family int, typ int, proto int) ?Socket {
 	sockfd := C.socket(family, typ, proto)
 	one := 1
 	// This is needed so that there are no problems with reusing the
 	// same port after the application exits.
-	C.setsockopt(sockfd, C.SOL_SOCKET, C.SO_REUSEADDR, &one, sizeof(int))
+	C.setsockopt(sockfd, C.SOL_SOCKET, C.SO_REUSEADDR, &one, sizeof(voidptr))
 	if sockfd == -1 {
 		return error('net.socket: failed')
 	}
@@ -98,8 +98,8 @@ pub fn socket_udp() ?Socket {
 }
 
 // set socket options
-pub fn (s Socket) setsockopt(level, optname int, optvalue &int) ?int {
+pub fn (s Socket) setsockopt(level int, optname int, optvalue &int) ?int {
-	res := C.setsockopt(s.sockfd, level, optname, optvalue, sizeof(&int))
+	res := C.setsockopt(s.sockfd, level, optname, optvalue, sizeof(int))
 	if res < 0 {
 		return error('net.setsocketopt: failed with $res')
 	}

vlib/net/urllib/urllib.v

@@ -25,7 +25,7 @@ const (
 	err_msg_parse  = 'parse: failed parsing url'
 )
 
-fn error_msg(message, val string) string {
+fn error_msg(message string, val string) string {
 	mut msg := 'net.urllib.$message'
 	if val != '' {
 		msg = '$msg ($val)'
@@ -53,7 +53,8 @@ fn should_escape(c byte, mode EncodingMode) bool {
 		// we could possibly allow, and parse will reject them if we
 		// escape them (because hosts can`t use %-encoding for
 		// ASCII bytes).
-		if c in [`!`, `$`, `&`, `\\`, `(`, `)`, `*`, `+`, `,`, `;`, `=`, `:`, `[`, `]`, `<`, `>`, `"`] {
+		if c in
+			[`!`, `$`, `&`, `\\`, `(`, `)`, `*`, `+`, `,`, `;`, `=`, `:`, `[`, `]`, `<`, `>`, `"`] {
 			return false
 		}
 	}
@@ -100,11 +101,11 @@ fn should_escape(c byte, mode EncodingMode) bool {
 					// everything, so escape nothing.
 					return false
 				}
-				else {
+				else {}
-				}}
+			}
+		}
+		else {}
 	}
-		else {
-		}}
 	if mode == .encode_fragment {
 		// RFC 3986 §2.2 allows not escaping sub-delims. A subset of sub-delims are
 		// included in reserved from RFC 2396 §2.2. The remaining sub-delims do not
@@ -113,11 +114,9 @@ fn should_escape(c byte, mode EncodingMode) bool {
 		// escape single quote to avoid breaking callers that had previously assumed that
 		// single quotes would be escaped. See issue #19917.
 		match c {
-			`!`, `(`, `)`, `*` {
+			`!`, `(`, `)`, `*` { return false }
-				return false
+			else {}
 		}
-			else {
-			}}
 	}
 	// Everything else must be escaped.
 	return true
@@ -194,11 +193,14 @@ fn unescape(s_ string, mode EncodingMode) ?string {
 				i++
 			}
 			else {
-			if (mode == .encode_host || mode == .encode_zone) && s[i] < 0x80 && should_escape(s[i], mode) {
+				if (mode == .encode_host ||
+					mode == .encode_zone) &&
+					s[i] < 0x80 && should_escape(s[i], mode) {
 					error(error_msg('unescape: invalid character in host name', s[i..i + 1]))
 				}
 				i++
-		}}
+			}
+		}
 	}
 	if n == 0 && !has_plus {
 		return s
@@ -214,14 +216,14 @@ fn unescape(s_ string, mode EncodingMode) ?string {
 			`+` {
 				if mode == .encode_query_component {
 					t.write(' ')
-				}
+				} else {
-				else {
 					t.write('+')
 				}
 			}
 			else {
 				t.write(s[i].str())
-			}}
+			}
+		}
 	}
 	return t.str()
 }
@@ -247,8 +249,7 @@ fn escape(s string, mode EncodingMode) string {
 		if should_escape(c, mode) {
 			if c == ` ` && mode == .encode_query_component {
 				space_count++
-			}
+			} else {
-			else {
 				hex_count++
 			}
 		}
@@ -261,8 +262,7 @@ fn escape(s string, mode EncodingMode) string {
 	required := s.len + 2 * hex_count
 	if required <= buf.len {
 		t = buf[..required]
-	}
+	} else {
-	else {
 		t = []byte{len: (required)}
 	}
 	if hex_count == 0 {
@@ -281,14 +281,12 @@ fn escape(s string, mode EncodingMode) string {
 		if c1 == ` ` && mode == .encode_query_component {
 			t[j] = `+`
 			j++
-		}
+		} else if should_escape(c1, mode) {
-		else if should_escape(c1, mode) {
 			t[j] = `%`
 			t[j + 1] = upperhex[c1 >> 4]
 			t[j + 2] = upperhex[c1 & 15]
 			j += 3
-		}
+		} else {
-		else {
 			t[j] = s[i]
 			j++
 		}
@@ -345,9 +343,8 @@ pub fn user(username string) &Userinfo {
 // ``is NOT RECOMMENDED, because the passing of authentication
 // information in clear text (such as URI) has proven to be a
 // security risk in almost every case where it has been used.''
-fn user_password(username, password string) &Userinfo {
+fn user_password(username string, password string) &Userinfo {
-	return &Userinfo{
+	return &Userinfo{username, password, true}
-		username,password,true}
 }
 
 // The Userinfo type is an immutable encapsulation of username and
@@ -386,19 +383,16 @@ fn split_by_scheme(rawurl string) ?[]string {
 		c := rawurl[i]
 		if (`a` <= c && c <= `z`) || (`A` <= c && c <= `Z`) {
 			// do nothing
-		}
+		} else if (`0` <= c && c <= `9`) || (c == `+` || c == `-` || c == `.`) {
-		else if (`0` <= c && c <= `9`) || (c == `+` || c == `-` || c == `.`) {
 			if i == 0 {
 				return ['', rawurl]
 			}
-		}
+		} else if c == `:` {
-		else if c == `:` {
 			if i == 0 {
 				return error(error_msg('split_by_scheme: missing protocol scheme', ''))
 			}
 			return [rawurl[..i], rawurl[i + 1..]]
-		}
+		} else {
-		else {
 			// we have encountered an invalid character,
 			// so there is no valid scheme
 			return ['', rawurl]
@@ -487,8 +481,7 @@ fn parse_url(rawurl string, via_request bool) ?URL {
 	if rest.ends_with('?') && !rest[..1].contains('?') {
 		url.force_query = true
 		rest = rest[..rest.len - 1]
-	}
+	} else {
-	else {
 		r, raw_query := split(rest, `?`, true)
 		rest = r
 		url.raw_query = raw_query
@@ -516,7 +509,8 @@ fn parse_url(rawurl string, via_request bool) ?URL {
 		}
 		if colon >= 0 && (slash < 0 || colon < slash) {
 			// First path segment has colon. Not allowed in relative URL.
-			return error(error_msg('parse_url: first path segment in URL cannot contain colon', ''))
+			return error(error_msg('parse_url: first path segment in URL cannot contain colon',
+				''))
 		}
 	}
 	if ((url.scheme != '' || !via_request) && !rest.starts_with('///')) && rest.starts_with('//') {
@@ -548,8 +542,7 @@ fn parse_authority(authority string) ?ParseAuthorityRes {
 	if i < 0 {
 		h := parse_host(authority) ?
 		host = h
-	}
+	} else {
-	else {
 		h := parse_host(authority[i + 1..]) ?
 		host = h
 	}
@@ -567,8 +560,7 @@ fn parse_authority(authority string) ?ParseAuthorityRes {
 		u := unescape(userinfo, .encode_user_password) ?
 		userinfo = u
 		zuser = user(userinfo)
-	}
+	} else {
-	else {
 		mut username, mut password := split(userinfo, `:`, true)
 		u := unescape(username, .encode_user_password) ?
 		username = u
@@ -593,7 +585,8 @@ fn parse_host(host string) ?string {
 		}
 		mut colon_port := host[i + 1..]
 		if !valid_optional_port(colon_port) {
-			return error(error_msg('parse_host: invalid port $colon_port after host ', ''))
+			return error(error_msg('parse_host: invalid port $colon_port after host ',
+				''))
 		}
 		// RFC 6874 defines that %25 (%-encoded percent) introduces
 		// the zone identifier, and the zone identifier can use basically
@@ -616,7 +609,8 @@ fn parse_host(host string) ?string {
 		if idx := host.last_index(':') {
 			colon_port = host[idx..]
 			if !valid_optional_port(colon_port) {
-				return error(error_msg('parse_host: invalid port $colon_port after host ', ''))
+				return error(error_msg('parse_host: invalid port $colon_port after host ',
+					''))
 			}
 		}
 	}
@@ -627,6 +621,7 @@ fn parse_host(host string) ?string {
 	// host = h
 	// return host
 }
+
 // set_path sets the path and raw_path fields of the URL based on the provided
 // escaped path p. It maintains the invariant that raw_path is only specified
 // when it differs from the default encoding of the path.
@@ -642,8 +637,7 @@ pub fn (mut u URL) set_path(p string) ?bool {
 	if p == escp {
 		// Default encoding is fine.
 		u.raw_path = ''
-	}
+	} else {
-	else {
 		u.raw_path = p
 	}
 	return true
@@ -695,7 +689,8 @@ fn valid_encoded_path(s string) bool {
 				if should_escape(s[i], .encode_path) {
 					return false
 				}
-			}}
+			}
+		}
 	}
 	return true
 }
@@ -746,8 +741,7 @@ pub fn (u URL) str() string {
 	}
 	if u.opaque != '' {
 		buf.write(u.opaque)
-	}
+	} else {
-	else {
 		if u.scheme != '' || u.host != '' || (u.user != 0 && !u.user.empty()) {
 			if u.host != '' || u.path != '' || !u.user.empty() {
 				buf.write('//')
@@ -825,8 +819,7 @@ fn parse_query_values(mut m Values, query string) ?bool {
 		if i >= 0 {
 			q = key[i + 1..]
 			key = key[..i]
-		}
+		} else {
-		else {
 			q = ''
 		}
 		if key == '' {
@@ -885,18 +878,16 @@ pub fn (v Values) encode() string {
 
 // resolve_path applies special path segments from refs and applies
 // them to base, per RFC 3986.
-fn resolve_path(base, ref string) string {
+fn resolve_path(base string, ref string) string {
 	mut full := ''
 	if ref == '' {
 		full = base
-	}
+	} else if ref[0] != `/` {
-	else if ref[0] != `/` {
 		i := base.last_index('/') or {
 			-1
 		}
 		full = base[..i + 1] + ref
-	}
+	} else {
-	else {
 		full = ref
 	}
 	if full == '' {
@@ -916,7 +907,8 @@ fn resolve_path(base, ref string) string {
 			}
 			else {
 				dst << elem
-			}}
+			}
+		}
 	}
 	last := src[src.len - 1]
 	if last == '.' || last == '..' {
@@ -994,8 +986,7 @@ pub fn (u &URL) request_uri() string {
 		if result == '' {
 			result = '/'
 		}
-	}
+	} else {
-	else {
 		if result.starts_with('//') {
 			result = u.scheme + ':' + result
 		}
@@ -1059,12 +1050,9 @@ pub fn valid_userinfo(s string) bool {
 			continue
 		}
 		match r {
-			`-`, `.`, `_`, `:`, `~`, `!`, `$`, `&`, `\\`, `(`, `)`, `*`, `+`, `,`, `;`, `=`, `%`, `@` {
+			`-`, `.`, `_`, `:`, `~`, `!`, `$`, `&`, `\\`, `(`, `)`, `*`, `+`, `,`, `;`, `=`, `%`, `@` { continue }
-				continue
+			else { return false }
 		}
-			else {
-				return false
-			}}
 	}
 	return true
 }
@@ -1083,11 +1071,9 @@ fn string_contains_ctl_byte(s string) bool {
 pub fn ishex(c byte) bool {
 	if `0` <= c && c <= `9` {
 		return true
-	}
+	} else if `a` <= c && c <= `f` {
-	else if `a` <= c && c <= `f` {
 		return true
-	}
+	} else if `A` <= c && c <= `F` {
-	else if `A` <= c && c <= `F` {
 		return true
 	}
 	return false
@@ -1096,11 +1082,9 @@ pub fn ishex(c byte) bool {
 fn unhex(c byte) byte {
 	if `0` <= c && c <= `9` {
 		return c - `0`
-	}
+	} else if `a` <= c && c <= `f` {
-	else if `a` <= c && c <= `f` {
 		return c - `a` + 10
-	}
+	} else if `A` <= c && c <= `F` {
-	else if `A` <= c && c <= `F` {
 		return c - `A` + 10
 	}
 	return 0

vlib/net/urllib/values.v

@@ -20,7 +20,7 @@ pub mut:
 // values.encode() will return the encoded data
 pub fn new_values() Values {
 	return Values{
-		data: map[string]Value
+		data: map[string]Value{}
 	}
 }
 
@@ -61,7 +61,7 @@ pub fn (v &Values) get_all(key string) []string {
 
 // set sets the key to value. It replaces any existing
 // values.
-pub fn (mut v Values) set(key, value string) {
+pub fn (mut v Values) set(key string, value string) {
 	mut a := v.data[key]
 	a.data = [value]
 	v.data[key] = a
@@ -70,7 +70,7 @@ pub fn (mut v Values) set(key, value string) {
 
 // add adds the value to key. It appends to any existing
 // values associated with key.
-pub fn (mut v Values) add(key, value string) {
+pub fn (mut v Values) add(key string, value string) {
 	mut a := v.data[key]
 	if a.data.len == 0 {
 		a.data = []

vlib/v/doc/doc.v

@@ -191,13 +191,13 @@ pub fn (mut nodes []DocNode) sort_by_category() {
 	nodes.sort_with_compare(compare_nodes_by_category)
 }
 
-fn compare_nodes_by_name(a, b &DocNode) int {
+fn compare_nodes_by_name(a &DocNode, b &DocNode) int {
 	al := a.name.to_lower()
 	bl := b.name.to_lower()
 	return compare_strings(al, bl)
 }
 
-fn compare_nodes_by_category(a, b &DocNode) int {
+fn compare_nodes_by_category(a &DocNode, b &DocNode) int {
 	al := a.attrs['category']
 	bl := b.attrs['category']
 	return compare_strings(al, bl)
@@ -217,7 +217,7 @@ pub fn (nodes []DocNode) find_children_of(parent string) []DocNode {
 	return nodes.find_nodes_with_attr('parent', parent)
 }
 
-pub fn (nodes []DocNode) find_nodes_with_attr(attr_name, value string) []DocNode {
+pub fn (nodes []DocNode) find_nodes_with_attr(attr_name string, value string) []DocNode {
 	mut subgroup := []DocNode{}
 	if attr_name.len == 0 {
 		return subgroup
@@ -509,7 +509,7 @@ fn (mut d Doc) generate() ?Doc {
 	return *d
 }
 
-pub fn generate_from_pos(input_path, filename string, pos int) ?Doc {
+pub fn generate_from_pos(input_path string, filename string, pos int) ?Doc {
 	mut doc := new(input_path)
 	doc.pub_only = false
 	doc.with_comments = true
@@ -519,7 +519,7 @@ pub fn generate_from_pos(input_path, filename string, pos int) ?Doc {
 	return doc.generate()
 }
 
-pub fn generate(input_path string, pub_only, with_comments bool) ?Doc {
+pub fn generate(input_path string, pub_only bool, with_comments bool) ?Doc {
 	mut doc := new(input_path)
 	doc.pub_only = pub_only
 	doc.with_comments = with_comments