run vfmt on fn.v

v.v

@@ -21,7 +21,6 @@ const (
 fn main() {
 	//t := time.ticks()
 	//defer { println(time.ticks() - t) }
-	// There's no `flags` module yet, so args have to be parsed manually
 	args := compiler.env_vflags_and_os_args()
 	options, command := compiler.get_v_options_and_main_command( args )
 	// external tool

vlib/compiler/main.v

@@ -1159,6 +1159,20 @@ pub fn vfmt(args[]string) {
 		println('v fmt can only be used on .v files')
 		exit(1)
 	}
+	println('WIP')
+	/*
+	vexe := vexe_path()
+	//launch_tool('vfmt', '-d vfmt')
+	vroot := os.dir(vexe)
+	os.chdir(vroot)
+	ret := os.system('$vexe -o $vroot/tools/vfmt -d vfmt v.v')
+	if ret != 0 {
+		println('err')
+		return
+	}
+	os.exec('$vroot/tools/vfmt $file') or { panic(err) }
+	//if !os.exists('
+	*/
 }
 
 pub fn create_symlink() {

vlib/compiler/parser.v

@@ -853,6 +853,9 @@ fn (p &Parser) strtok() string {
 		return p.lit
 	}
 	if p.tok == .chartoken {
+		if p.lit == '`' {
+			return '`\\$p.lit`'
+		}
 		return '`$p.lit`'
 	}
 	if p.tok == .str {
@@ -2902,6 +2905,7 @@ fn (p mut Parser) attribute() {
 
 fn (p mut Parser) defer_st() {
 	p.check(.key_defer)
+	p.fspace()
 	p.check(.lcbr)
 	pos := p.cgen.lines.len
 	// Save everything inside the defer block to `defer_text`.

vlib/compiler/scanner.v

@@ -75,8 +75,6 @@ fn new_scanner_file(file_path string) &Scanner {
 fn new_scanner(text string) &Scanner {
 	return &Scanner{
 		text: text
-		// fmt_out: strings.new_builder(1000)
-
 		print_line_on_error: true
 		print_colored_error: true
 		print_rel_paths_on_error: true

vlib/compiler/vfmt.v

@@ -243,16 +243,16 @@ fn (p &Parser) gen_fmt() {
 	if s == '' {
 		return
 	}
-	if !p.file_name.contains('scanner.v') {return}
+	if !p.file_name.contains('fn.v') {return}
 	path := os.tmpdir() + '/' + p.file_name
 	println('generating ${path}')
 	mut out := os.create(path) or {
 		verror('failed to create fmt.v')
 		return
 	}
-	println('replacing ${p.file_path}...')
-	os.mv(path, p.file_path)
+	println('replacing ${p.file_path}...\n')
 	out.writeln(s)//p.scanner.fmt_out.str().trim_space())
 	out.close()
+	os.mv(path, p.file_path)
 }