all: change empty comment to newline (#22053)

cmd/tools/bench/wyhash.v

@@ -24,7 +24,7 @@ fn main() {
 	}
 	bgenerating.measure('generating strings')
 	println('Hashing each of the generated strings...')
-	//
+
 	mut bhashing_1 := benchmark.start()
 	start_pos = 0
 	checksum = 0

cmd/tools/changelog_helper.v

@@ -195,9 +195,7 @@ fn (mut app App) process_line(text string) ! {
 		// Always skip docs
 		delete_processed_line_from_log(text)!
 		return
-	}
+	} else {
-	//
-	else {
 		return
 	}
 	println('process_line: cat=${category} "${text}"')

cmd/tools/fast/fast.v

@@ -45,7 +45,7 @@ fn main() {
 	defer {
 		elog('fast.html generator end, total: ${total_sw.elapsed().milliseconds():6} ms')
 	}
-	//
+
 	mut ccompiler_path := 'tcc'
 	if vdir.contains('/tmp/cirrus-ci-build') {
 		ccompiler_path = 'clang'

cmd/tools/modules/testing/common.v

@@ -427,7 +427,7 @@ pub fn (mut ts TestSession) test() {
 	ts.reporter.worker_threads_start(remaining_files, mut ts)
 	// all the testing happens here:
 	pool_of_test_runners.work_on_pointers(unsafe { remaining_files.pointers() })
-	//
+
 	ts.benchmark.stop()
 	ts.append_message(.sentinel, '', MessageThreadContext{ flow_id: '-1' }) // send the sentinel
 	printing_thread.wait()

cmd/tools/modules/testing/output.v

@@ -34,10 +34,10 @@ mut:
 	session_stop(message string, mut ts TestSession)         // called once per test session, in the main thread, after everything else, suitable for summaries, creating .xml reports, uploads etc.
 	worker_threads_start(files []string, mut ts TestSession) // called once per test session, in the main thread, right before all the worker threads start
 	worker_threads_finish(mut ts TestSession)                // called once per test session, in the main thread, right after all the worker threads finish
-	//
+
 	report(index int, log_msg LogMessage) // called once per each message, that will be shown (ok/fail/skip etc), only in the reporting thread.
 	report_stop()                         // called just once after all messages are processed, only in the reporting thread, but before stop_session.
-	//
+
 	// TODO: reconsider, whether the next methods, should be kept for all reporters, or just moved inside the normal reporter, to simplify the interface
 	progress(index int, message string)
 	update_last_line(index int, message string)

cmd/tools/oldv.v

@@ -104,12 +104,12 @@ fn sync_cache() {
 
 fn main() {
 	scripting.used_tools_must_exist(['git'])
-	//
+
 	// Resetting VEXE here allows for `v run cmd/tools/oldv.v'.
 	// the parent V would have set VEXE, which later will
 	// affect the V's run from the tool itself.
 	os.setenv('VEXE', '', true)
-	//
+
 	mut context := Context{}
 	context.vgo.workdir = cache_oldv_folder
 	mut fp := flag.new_flag_parser(os.args)

cmd/tools/regress.v

@@ -41,7 +41,7 @@ fn main() {
   To find when a feature was implemented (feature.v should succeed on master):
      ./v run cmd/tools/regress.v --old a7019ac --command "! ./v run /abs/path/to/feature.v"')
 	fp.skip_executable()
-	//
+
 	context.new_commit = fp.string('new', `n`, 'master', 'The new commit, by default: master.')
 	context.old_commit = fp.string('old', `o`, '', 'A known old commit, required (for it, COMMAND should exit with 0).')
 	context.command = fp.string('command', `c`, '', 'A command to execute. Should exit with 0 for the *old* commits.')

cmd/tools/test_if_v_test_system_works.v

@@ -118,7 +118,7 @@ fn main() {
 	check_ok('${vexe} test ${ok_fpath}').matches('*OK*a_single_ok_test.v*')
 	check_ok('${vexe} test "${tdir}"').matches('*OK*a_single_ok_test.v*')
 	check_ok('${vexe} -stats test "${tdir}"').matches('*OK*a_single_ok_test.v*')
-	//
+
 	fail_fpath := create_test('a_single_failing_test.v', 'fn test_fail(){ assert 1 == 2 }')!
 	check_fail('${vexe} ${fail_fpath}').has('> assert 1 == 2').has('a_single_failing_test.v:1: fn test_fail')
 	check_fail('${vexe} test ${fail_fpath}').has('> assert 1 == 2').has('a_single_failing_test.v:1: fn test_fail')
@@ -129,7 +129,7 @@ fn main() {
 	os.chdir(rel_dir)!
 	relative_path := '..' + os.path_separator + 'a_single_ok_test.v'
 	check_ok('${vexe} test ${os.quoted_path(relative_path)}').has('OK').has('a_single_ok_test.v')
-	//
+
 	check_assert_continues_works()!
 	println('> all done')
 }

cmd/tools/vbug.v

@@ -32,7 +32,7 @@ fn get_v_build_output(is_verbose bool, is_yes bool, file_path string) string {
 	} else {
 		eprintln('unable to compile V in debug mode: ${vdbg_result.output}\ncommand: ${vdbg_compilation_cmd}\n')
 	}
-	//
+
 	mut result := os.execute('${os.quoted_path(vexe)} ${verbose_flag} ${os.quoted_path(file_path)}')
 	defer {
 		os.rm(vdbg_path) or {

cmd/tools/vbuild-tools.v

@@ -30,7 +30,7 @@ fn main() {
 	tfolder := os.join_path(vroot, 'cmd', 'tools')
 	main_label := 'Building ${folder} ...'
 	finish_label := 'building ${folder}'
-	//
+
 	mut skips := []string{}
 	for stool in tools_in_subfolders {
 		skips << os.join_path(tfolder, stool).replace('\\', '/')
@@ -49,7 +49,7 @@ fn main() {
 	if session.failed_cmds.len > 0 {
 		exit(1)
 	}
-	//
+
 	mut executables := os.ls(session.vtmp_dir)!
 	executables.sort()
 	for texe in executables {

cmd/tools/vcheck-md.v

@@ -169,7 +169,7 @@ mut:
 	examples []VCodeExample
 	current  VCodeExample
 	state    MDFileParserState = .markdown
-	//
+
 	oks      int
 	warnings int
 	errors   int // compilation errors + formatting errors

cmd/tools/vdoctor.v

@@ -16,7 +16,7 @@ fn (mut a App) println(s string) {
 
 fn (mut a App) collect_info() {
 	a.line('V full version', version.full_v_version(true))
-	//
+
 	mut os_kind := os.user_os()
 	mut arch_details := []string{}
 	arch_details << '${runtime.nr_cpus()} cpus'
@@ -54,7 +54,7 @@ fn (mut a App) collect_info() {
 			line:    1
 		)
 	}
-	//
+
 	mut os_details := ''
 	wsl_check := a.cmd(command: 'cat /proc/sys/kernel/osrelease')
 	if os_kind == 'linux' {
@@ -122,7 +122,7 @@ fn (mut a App) collect_info() {
 	a.line('Git vroot status', a.git_info())
 	a.line('.git/config present', os.is_file('.git/config').str())
 	a.println('')
-	//
+
 	a.line('CC version', a.cmd(command: 'cc --version'))
 	a.report_tcc_version('thirdparty/tcc')
 }

cmd/tools/vrepeat.v

@@ -92,7 +92,7 @@ fn new_aints(ovals []i64, extreme_mins int, extreme_maxs int) Aints {
 	if vals.len > 0 {
 		res.average = sum / f64(vals.len)
 	}
-	//
+
 	mut devsum := f64(0.0)
 	for i in vals {
 		x := f64(i) - res.average

cmd/tools/vrepl.v

@@ -22,7 +22,7 @@ mut:
 	is_pin       bool   // does the repl 'pin' entered source code
 	folder       string // the folder in which the repl will write its temporary source files
 	last_output  string // the last repl output
-	//
+
 	modules         []string          // all the import modules
 	alias           map[string]string // all the alias used in the import
 	includes        []string          // all the #include statements

cmd/tools/vself.v

@@ -20,7 +20,7 @@ fn main() {
 	}
 	vexe_name := os.file_name(vexe)
 	short_v_name := vexe_name.all_before('.')
-	//
+
 	recompilation.must_be_enabled(vroot, 'Please install V from source, to use `${vexe_name} self` .')
 	os.chdir(vroot)!
 	os.setenv('VCOLORS', 'always', true)

cmd/tools/vtest-all.v

@@ -464,7 +464,7 @@ fn (mut cmd Command) run() {
 			return
 		}
 	}
-	//
+
 	mut is_failed := false
 	mut is_failed_expected := false
 	mut is_failed_starts_with := false
@@ -497,10 +497,10 @@ fn (mut cmd Command) run() {
 			is_failed_contains = true
 		}
 	}
-	//
+
 	run_label := if is_failed { term.failed('FAILED') } else { term_highlight('OK') }
 	println('> Running: "${cmd.line}" took: ${spent} ms ... ${run_label}')
-	//
+
 	if is_failed && is_failed_expected {
 		eprintln('> expected:\n${cmd.expect}')
 		eprintln('>   output:\n${cmd.output}')

cmd/tools/vtest-cleancode.v

@@ -79,7 +79,7 @@ fn v_test_vetting(vargs string) ! {
 	}
 	vet_session := tsession(vargs, 'vvet', '${os.quoted_path(vexe)} vet', 'vet', expanded_vet_list,
 		vet_known_exceptions)
-	//
+
 	fmt_cmd, fmt_args := if is_fix {
 		'${os.quoted_path(vexe)} fmt -w', 'fmt -w'
 	} else {
@@ -88,7 +88,7 @@ fn v_test_vetting(vargs string) ! {
 	vfmt_list := util.find_all_v_files(vfmt_verify_list) or { return }
 	exceptions := util.find_all_v_files(vfmt_known_failing_exceptions) or { return }
 	verify_session := tsession(vargs, 'vfmt.v', fmt_cmd, fmt_args, vfmt_list, exceptions)
-	//
+
 	if vet_session.benchmark.nfail > 0 || verify_session.benchmark.nfail > 0 {
 		eprintln('\n')
 		if vet_session.benchmark.nfail > 0 {

doc/docs.md

@@ -3723,7 +3723,7 @@ struct Dog {}
 fn main() {
 	cat := Cat{}
 	assert dump(cat.speak()) == 'meow!'
-	//
+
 	a := Adoptable(cat)
 	assert dump(a.speak()) == 'adopt me!' // call Adoptable's `speak`
 	if a is Cat {
@@ -3732,7 +3732,7 @@ fn main() {
 		// Cat `speak`, NOT the Adoptable `speak`:
 		dump(a.speak()) // meow!
 	}
-	//
+
 	b := Adoptable(Dog{})
 	assert dump(b.speak()) == 'adopt me!' // call Adoptable's `speak`
 	// if b is Dog {
@@ -7328,7 +7328,7 @@ fn main() {
 	nr_users := C.sqlite3_column_int(stmt, 0)
 	C.sqlite3_finalize(stmt)
 	println('There are ${nr_users} users in the database.')
-	//
+
 	error_msg := &char(0)
 	query_all_users := 'select * from users'
 	rc := C.sqlite3_exec(db, &char(query_all_users.str), my_callback, voidptr(7), &error_msg)

vlib/x/crypto/chacha20poly1305/chacha20poly1305_test.v

@@ -51,7 +51,7 @@ fn test_aead_decrypt_vector_test_51() ! {
 	mut ciphertext_msg := []u8{}
 	ciphertext_msg << ciphertext
 	ciphertext_msg << expected_tag
-	//
+
 	ncsize := nonce.len
 	mut c := new(key, ncsize)!
 	mut cs := chacha20.new_cipher(key, nonce)!

vlib/x/templating/dtm/tmpl.v

@@ -16,7 +16,7 @@ enum State {
 	simple // default - no special interpretation of tags, *at all*!
 	// That is suitable for the general case of text template interpolation,
 	// for example for interpolating arbitrary source code (even V source) templates.
-	//
+
 	html // default, only when the template extension is .html
 	css  // <style>
 	js   // <script>