diff --git a/cmd/tools/bench/wyhash.v b/cmd/tools/bench/wyhash.v
index 5bdbcdd7c0..cb4a9b9fc4 100644
--- a/cmd/tools/bench/wyhash.v
+++ b/cmd/tools/bench/wyhash.v
@@ -30,7 +30,8 @@ fn main() {
 	checksum = 0
 	for len in str_lens {
 		end_pos := start_pos + len
-		checksum ^= wyhash.wyhash_c(unsafe { byteptr(bytepile.data) + start_pos }, u64(len), 1)
+		checksum ^= wyhash.wyhash_c(unsafe { byteptr(bytepile.data) + start_pos }, u64(len),
+			1)
 		start_pos = end_pos
 	}
 	bhashing_1.measure('wyhash.wyhash_c  | checksum: ${checksum:22}')
diff --git a/cmd/tools/missdoc.v b/cmd/tools/missdoc.v
index d6892eb90b..188fca13b2 100644
--- a/cmd/tools/missdoc.v
+++ b/cmd/tools/missdoc.v
@@ -59,8 +59,8 @@ fn report_undocumented_functions_in_file(opt Options, file string) {
 	lines := contents.split('\n')
 	mut info := []UndocumentedFN{}
 	for i, line in lines {
-		if line.starts_with('pub fn') ||
-			(line.starts_with('fn ') && !(line.starts_with('fn C.') || line.starts_with('fn main'))) {
+		if line.starts_with('pub fn') || (line.starts_with('fn ') && !(line.starts_with('fn C.')
+			|| line.starts_with('fn main'))) {
 			// println('Match: $line')
 			if i > 0 && lines.len > 0 {
 				mut line_above := lines[i - 1]
@@ -89,7 +89,11 @@ fn report_undocumented_functions_in_file(opt Options, file string) {
 	}
 	if info.len > 0 {
 		for undocumented_fn in info {
-			tags_str := if opt.collect_tags && undocumented_fn.tags.len > 0 { '$undocumented_fn.tags' } else { '' }
+			tags_str := if opt.collect_tags && undocumented_fn.tags.len > 0 {
+				'$undocumented_fn.tags'
+			} else {
+				''
+			}
 			if opt.deprecated {
 				println('$file:$undocumented_fn.line:0:$undocumented_fn.signature $tags_str')
 			} else {
diff --git a/cmd/tools/modules/testing/common.v b/cmd/tools/modules/testing/common.v
index fdeb768d0a..b3802dd712 100644
--- a/cmd/tools/modules/testing/common.v
+++ b/cmd/tools/modules/testing/common.v
@@ -404,7 +404,9 @@ pub fn building_any_v_binaries_failed() bool {
 	os.chdir(parent_dir)
 	mut failed := false
 	v_build_commands := ['$vexe -o v_g             -g  cmd/v', '$vexe -o v_prod_g  -prod -g  cmd/v',
-		'$vexe -o v_cg            -cg cmd/v', '$vexe -o v_prod_cg -prod -cg cmd/v', '$vexe -o v_prod    -prod     cmd/v']
+		'$vexe -o v_cg            -cg cmd/v', '$vexe -o v_prod_cg -prod -cg cmd/v',
+		'$vexe -o v_prod    -prod     cmd/v',
+	]
 	mut bmark := benchmark.new_benchmark()
 	for cmd in v_build_commands {
 		bmark.step()
diff --git a/cmd/tools/modules/vgit/vgit.v b/cmd/tools/modules/vgit/vgit.v
index 5e5b8f416d..bf4eb1f74c 100644
--- a/cmd/tools/modules/vgit/vgit.v
+++ b/cmd/tools/modules/vgit/vgit.v
@@ -154,8 +154,8 @@ pub mut:
 pub fn add_common_tool_options(mut context VGitOptions, mut fp flag.FlagParser) []string {
 	tdir := os.temp_dir()
 	context.workdir = os.real_path(fp.string('workdir', `w`, tdir, 'A writable base folder. Default: $tdir'))
-	context.v_repo_url = fp.string('vrepo', 0, remote_v_repo_url, 'The url of the V repository. You can clone it locally too. See also --vcrepo below.')
-	context.vc_repo_url = fp.string('vcrepo', 0, remote_vc_repo_url, 'The url of the vc repository. You can clone it
+	context.v_repo_url = fp.string('vrepo', 0, vgit.remote_v_repo_url, 'The url of the V repository. You can clone it locally too. See also --vcrepo below.')
+	context.vc_repo_url = fp.string('vcrepo', 0, vgit.remote_vc_repo_url, 'The url of the vc repository. You can clone it
 ${flag.space}beforehand, and then just give the local folder
 ${flag.space}path here. That will eliminate the network ops
 ${flag.space}done by this tool, which is useful, if you want
diff --git a/cmd/tools/modules/vhelp/vhelp.v b/cmd/tools/modules/vhelp/vhelp.v
index 584bb96835..347ba75821 100644
--- a/cmd/tools/modules/vhelp/vhelp.v
+++ b/cmd/tools/modules/vhelp/vhelp.v
@@ -12,4 +12,3 @@ pub fn show_topic(topic string) {
 	}
 	println(content)
 }
-
diff --git a/cmd/tools/performance_compare.v b/cmd/tools/performance_compare.v
index 9656d9b95e..3cb368493f 100644
--- a/cmd/tools/performance_compare.v
+++ b/cmd/tools/performance_compare.v
@@ -6,13 +6,13 @@ import vgit
 const (
 	tool_version     = '0.0.5'
 	tool_description = "  Compares V executable size and performance,
-|  between 2 commits from V\'s local git history.
+|  between 2 commits from V's local git history.
 |  When only one commit is given, it is compared to master.
 |  ".strip_margin()
 )
 
 struct Context {
-	cwd           string // current working folder
+	cwd string // current working folder
 mut:
 	vgo           vgit.VGitOptions
 	a             string // the full path to the 'after' folder inside workdir
@@ -20,7 +20,7 @@ mut:
 	vc            string // the full path to the vc folder inside workdir. It is used during bootstrapping v from the C source.
 	commit_before string // the git commit for the 'before' state
 	commit_after  string // the git commit for the 'after' state
-	warmups       int // how many times to execute a command before gathering stats
+	warmups       int    // how many times to execute a command before gathering stats
 	hyperfineopts string // use for additional CLI options that will be given to the hyperfine command
 	vflags        string // other v options to pass to compared v commands
 }
@@ -50,14 +50,23 @@ fn (c Context) compare_versions() {
 	// The first is the baseline, against which all the others will be compared.
 	// It is the fastest, since hello_world.v has only a single println in it,
 	mut perf_files := []string{}
-	perf_files <<
-		c.compare_v_performance('source_hello', ['vprod @DEBUG@ -o source.c examples/hello_world.v', 'vprod         -o source.c examples/hello_world.v', 'v     @DEBUG@ -o source.c examples/hello_world.v', 'v             -o source.c examples/hello_world.v'])
-	perf_files <<
-		c.compare_v_performance('source_v', ['vprod @DEBUG@ -o source.c @COMPILER@', 'vprod         -o source.c @COMPILER@', 'v     @DEBUG@ -o source.c @COMPILER@', 'v             -o source.c @COMPILER@'])
-	perf_files <<
-		c.compare_v_performance('binary_hello', ['vprod         -o hello    examples/hello_world.v', 'v             -o hello    examples/hello_world.v'])
-	perf_files <<
-		c.compare_v_performance('binary_v', ['vprod         -o binary   @COMPILER@', 'v             -o binary   @COMPILER@'])
+	perf_files << c.compare_v_performance('source_hello', [
+		'vprod @DEBUG@ -o source.c examples/hello_world.v',
+		'vprod         -o source.c examples/hello_world.v',
+		'v     @DEBUG@ -o source.c examples/hello_world.v',
+		'v             -o source.c examples/hello_world.v',
+	])
+	perf_files << c.compare_v_performance('source_v', ['vprod @DEBUG@ -o source.c @COMPILER@',
+		'vprod         -o source.c @COMPILER@', 'v     @DEBUG@ -o source.c @COMPILER@',
+		'v             -o source.c @COMPILER@',
+	])
+	perf_files << c.compare_v_performance('binary_hello', [
+		'vprod         -o hello    examples/hello_world.v',
+		'v             -o hello    examples/hello_world.v',
+	])
+	perf_files << c.compare_v_performance('binary_v', ['vprod         -o binary   @COMPILER@',
+		'v             -o binary   @COMPILER@',
+	])
 	println('All performance files:')
 	for f in perf_files {
 		println('   $f')
@@ -97,7 +106,9 @@ fn (c &Context) prepare_v(cdir string, commit string) {
 	scripting.run('upx -qqq --lzma vprod_stripped_upxed')
 	scripting.show_sizes_of_files(['$cdir/cv', '$cdir/cv_stripped', '$cdir/cv_stripped_upxed'])
 	scripting.show_sizes_of_files(['$cdir/v', '$cdir/v_stripped', '$cdir/v_stripped_upxed'])
-	scripting.show_sizes_of_files(['$cdir/vprod', '$cdir/vprod_stripped', '$cdir/vprod_stripped_upxed'])
+	scripting.show_sizes_of_files(['$cdir/vprod', '$cdir/vprod_stripped',
+		'$cdir/vprod_stripped_upxed',
+	])
 	vversion := scripting.run('$cdir/v -version')
 	vcommit := scripting.run('git rev-parse --short  --verify HEAD')
 	println('V version is: $vversion , local source commit: $vcommit')
@@ -110,7 +121,8 @@ fn (c &Context) prepare_v(cdir string, commit string) {
 				scripting.run('wc cmd/v/*.v vlib/compiler/*.v | tail -n -1'))
 		}
 	} else if vgit_context.vvlocation == 'v.v' {
-		println('Source lines of the compiler: ' + scripting.run('wc v.v vlib/compiler/*.v | tail -n -1'))
+		println('Source lines of the compiler: ' +
+			scripting.run('wc v.v vlib/compiler/*.v | tail -n -1'))
 	} else {
 		println('Source lines of the compiler: ' + scripting.run('wc compiler/*.v | tail -n -1'))
 	}
@@ -140,17 +152,26 @@ fn (c Context) compare_v_performance(label string, commands []string) string {
 		println(cmd)
 	}
 	for cmd in commands {
-		hyperfine_commands_arguments <<
-			" \'cd ${c.b:-34s} ; ./$cmd \' ".replace_each(['@COMPILER@', source_location_b, '@DEBUG@', debug_option_b])
+		hyperfine_commands_arguments << " \'cd ${c.b:-34s} ; ./$cmd \' ".replace_each([
+			'@COMPILER@',
+			source_location_b,
+			'@DEBUG@',
+			debug_option_b,
+		])
 	}
 	for cmd in commands {
-		hyperfine_commands_arguments <<
-			" \'cd ${c.a:-34s} ; ./$cmd \' ".replace_each(['@COMPILER@', source_location_a, '@DEBUG@', debug_option_a])
+		hyperfine_commands_arguments << " \'cd ${c.a:-34s} ; ./$cmd \' ".replace_each([
+			'@COMPILER@',
+			source_location_a,
+			'@DEBUG@',
+			debug_option_a,
+		])
 	}
 	// /////////////////////////////////////////////////////////////////////////////
 	cmd_stats_file := os.real_path([c.vgo.workdir, 'v_performance_stats_${label}.json'].join(os.path_separator))
-	comparison_cmd := 'hyperfine $c.hyperfineopts ' + '--export-json $cmd_stats_file ' + '--time-unit millisecond ' +
-		'--style full --warmup $c.warmups ' + hyperfine_commands_arguments.join(' ')
+	comparison_cmd := 'hyperfine $c.hyperfineopts ' + '--export-json $cmd_stats_file ' +
+		'--time-unit millisecond ' + '--style full --warmup $c.warmups ' +
+		hyperfine_commands_arguments.join(' ')
 	// /////////////////////////////////////////////////////////////////////////////
 	if c.vgo.verbose {
 		println(comparison_cmd)
diff --git a/cmd/tools/vrepl.v b/cmd/tools/vrepl.v
index bad89e66aa..43bbb94aa0 100644
--- a/cmd/tools/vrepl.v
+++ b/cmd/tools/vrepl.v
@@ -364,15 +364,15 @@ fn (mut r Repl) get_one_line(prompt string) ?string {
 
 fn cleanup_files(files []string) {
 	for file in files {
-		os.rm(file) or { }
+		os.rm(file) or {}
 		$if windows {
-			os.rm(file[..file.len - 2] + '.exe') or { }
+			os.rm(file[..file.len - 2] + '.exe') or {}
 			$if msvc {
-				os.rm(file[..file.len - 2] + '.ilk') or { }
-				os.rm(file[..file.len - 2] + '.pdb') or { }
+				os.rm(file[..file.len - 2] + '.ilk') or {}
+				os.rm(file[..file.len - 2] + '.pdb') or {}
 			}
 		} $else {
-			os.rm(file[..file.len - 2]) or { }
+			os.rm(file[..file.len - 2]) or {}
 		}
 	}
 }
diff --git a/cmd/tools/vtest-cleancode.v b/cmd/tools/vtest-cleancode.v
index 1be89f9800..8de3526dc0 100644
--- a/cmd/tools/vtest-cleancode.v
+++ b/cmd/tools/vtest-cleancode.v
@@ -23,9 +23,7 @@ const (
 		'vlib/gg/m4/matrix.v' /* has hand crafted meaningful formatting of matrices */,
 	]
 	vfmt_verify_list                = [
-		'cmd/v/v.v',
-		'cmd/tools/vdoc/',
-		'cmd/tools/vvet/',
+		'cmd/',
 		'vlib/arrays/',
 		'vlib/benchmark/',
 		'vlib/bitfield/',
diff --git a/cmd/tools/vtest-fmt.v b/cmd/tools/vtest-fmt.v
index e2b6ae7f5b..e83d6827af 100644
--- a/cmd/tools/vtest-fmt.v
+++ b/cmd/tools/vtest-fmt.v
@@ -7,19 +7,19 @@ import v.util
 const (
 	known_failing_exceptions = [
 		'vlib/crypto/aes/const.v',
-		/* multiple narrow columns of []string turned to 1 long single column, otherwise works */
+		// multiple narrow columns of []string turned to 1 long single column, otherwise works
 		'vlib/v/gen/js/tests/life.v',
-		/* error: unexpected `,`, expecting ), on JS.setInterval(fn () { show(game) game = step(game) }, 500) */
+		// error: unexpected `,`, expecting ), on JS.setInterval(fn () { show(game) game = step(game) }, 500)
 		'vlib/builtin/js/builtin.v',
-		/* JS.console.error(s) => JS.error(s), JS.process.exit(c) => JS.exit(c) */
+		// JS.console.error(s) => JS.error(s), JS.process.exit(c) => JS.exit(c)
 		'vlib/builtin/js/jsfns_node.js.v',
 		'vlib/builtin/js/jsfns.js.v',
 		'vlib/builtin/js/jsfns_browser.js.v',
-		/* error: expr(): bad token `asm`, on `asm {}` */
+		// error: expr(): bad token `asm`, on `asm {}`
 		'vlib/builtin/bare/linuxsys_bare.v',
-		/* total chaos (duplicated code several times) in array_eq_test.v */
+		// total chaos (duplicated code several times) in array_eq_test.v
 		'vlib/builtin/array_eq_test.v',
-		/* the fn args are removed, then `cb fn (picohttpparser.Request, mut picohttpparser.Response)` can not be reparsed */
+		// the fn args are removed, then `cb fn (picohttpparser.Request, mut picohttpparser.Response)` can not be reparsed
 		'vlib/picoev/picoev.v',
 	]
 )
diff --git a/cmd/tools/vwipe-cache.v b/cmd/tools/vwipe-cache.v
index e5761def40..988b7c262a 100644
--- a/cmd/tools/vwipe-cache.v
+++ b/cmd/tools/vwipe-cache.v
@@ -7,7 +7,7 @@ fn main() {
 	mut cm := vcache.new_cache_manager([])
 	cpath := cm.basepath
 	if os.exists(cpath) && os.is_dir(cpath) {
-		os.rmdir_all(cpath) or { }
+		os.rmdir_all(cpath) or {}
 	}
 	println('V cache folder $cpath was wiped.')
 }
diff --git a/cmd/v/help/help.v b/cmd/v/help/help.v
index 8c7c611234..80b17bc5da 100644
--- a/cmd/v/help/help.v
+++ b/cmd/v/help/help.v
@@ -19,7 +19,7 @@ pub fn print_and_exit(topic string) {
 		exit(1)
 	}
 	// `init` has the same help topic as `new`
-	name := if topic == "init" { "new" } else { topic }
+	name := if topic == 'init' { 'new' } else { topic }
 	target_topic := os.join_path(vroot, 'cmd', 'v', 'help', '${name}.txt')
 	content := os.read_file(target_topic) or {
 		eprintln(help.unknown_topic)