doc/htmlgen.go: remove unnecessary semicolons

R=rsc
CC=golang-dev
https://golang.org/cl/589043

doc/htmlgen.go

@@ -11,131 +11,131 @@
 package main
 
 import (
-	"bufio";
-	"bytes";
-	"log";
-	"os";
+	"bufio"
+	"bytes"
+	"log"
+	"os"
 )
 
 var (
-	lines = make([][]byte, 0, 10000);	// assume big enough
-	linebuf = make([]byte, 10000);		// assume big enough
+	lines   = make([][]byte, 0, 10000) // assume big enough
+	linebuf = make([]byte, 10000)      // assume big enough
 
-	empty = []byte("");
-	newline = []byte("\n");
-	tab = []byte("\t");
-	quote = []byte(`"`);
+	empty   = []byte("")
+	newline = []byte("\n")
+	tab     = []byte("\t")
+	quote   = []byte(`"`)
 
-	sectionMarker = []byte("----\n");
-	preStart = []byte("<pre>");
-	preEnd = []byte("</pre>\n");
-	pp = []byte("<p>\n");
-);
+	sectionMarker = []byte("----\n")
+	preStart      = []byte("<pre>")
+	preEnd        = []byte("</pre>\n")
+	pp            = []byte("<p>\n")
+)
 
 func main() {
-	read();
-	headings();
-	paragraphs();
-	coalesce(preStart, foldPre);
-	coalesce(tab, foldTabs);
-	quotes();
-	write();
+	read()
+	headings()
+	paragraphs()
+	coalesce(preStart, foldPre)
+	coalesce(tab, foldTabs)
+	quotes()
+	write()
 }
 
 func read() {
-	b := bufio.NewReader(os.Stdin);
+	b := bufio.NewReader(os.Stdin)
 	for {
-		line, err := b.ReadBytes('\n');
+		line, err := b.ReadBytes('\n')
 		if err == os.EOF {
-			break;
+			break
 		}
 		if err != nil {
 			log.Exit(err)
 		}
-		n := len(lines);
-		lines = lines[0:n+1];
-		lines[n] = line;
+		n := len(lines)
+		lines = lines[0 : n+1]
+		lines[n] = line
 	}
 }
 
 func write() {
-	b := bufio.NewWriter(os.Stdout);
+	b := bufio.NewWriter(os.Stdout)
 	for _, line := range lines {
-		b.Write(expandTabs(line));
+		b.Write(expandTabs(line))
 	}
-	b.Flush();
+	b.Flush()
 }
 
 // each time prefix is found on a line, call fold and replace
 // line with return value from fold.
 func coalesce(prefix []byte, fold func(i int) (n int, line []byte)) {
-	j := 0;	// output line number; goes up by one each loop
+	j := 0 // output line number goes up by one each loop
 	for i := 0; i < len(lines); {
 		if bytes.HasPrefix(lines[i], prefix) {
-			nlines, block := fold(i);
-			lines[j] = block;
-			i += nlines;
+			nlines, block := fold(i)
+			lines[j] = block
+			i += nlines
 		} else {
-			lines[j] = lines[i];
-			i++;
+			lines[j] = lines[i]
+			i++
 		}
-		j++;
+		j++
 	}
-	lines = lines[0:j];
+	lines = lines[0:j]
 }
 
 // return the <pre> block as a single slice
 func foldPre(i int) (n int, line []byte) {
-	buf := new(bytes.Buffer);
+	buf := new(bytes.Buffer)
 	for i < len(lines) {
-		buf.Write(lines[i]);
-		n++;
+		buf.Write(lines[i])
+		n++
 		if bytes.Equal(lines[i], preEnd) {
 			break
 		}
-		i++;
+		i++
 	}
-	return n, buf.Bytes();
+	return n, buf.Bytes()
 }
 
 // return the tab-indented block as a single <pre>-bounded slice
 func foldTabs(i int) (n int, line []byte) {
-	buf := new(bytes.Buffer);
-	buf.WriteString("<pre>\n");
+	buf := new(bytes.Buffer)
+	buf.WriteString("<pre>\n")
 	for i < len(lines) {
 		if !bytes.HasPrefix(lines[i], tab) {
-			break;
+			break
 		}
-		buf.Write(lines[i]);
-		n++;
-		i++;
+		buf.Write(lines[i])
+		n++
+		i++
 	}
-	buf.WriteString("</pre>\n");
-	return n, buf.Bytes();
+	buf.WriteString("</pre>\n")
+	return n, buf.Bytes()
 }
 
 func headings() {
-	b := bufio.NewWriter(os.Stdout);
+	b := bufio.NewWriter(os.Stdout)
 	for i, l := range lines {
 		if i > 0 && bytes.Equal(l, sectionMarker) {
-			lines[i-1] = []byte("<h2>" + string(trim(lines[i-1])) + "</h2>\n");
-			lines[i] = empty;
+			lines[i-1] = []byte("<h2>" + string(trim(lines[i-1])) + "</h2>\n")
+			lines[i] = empty
 		}
 	}
-	b.Flush();
+	b.Flush()
 }
 
 func paragraphs() {
 	for i, l := range lines {
 		if bytes.Equal(l, newline) {
-			lines[i] = pp;
+			lines[i] = pp
 		}
 	}
 }
 
 func quotes() {
 	for i, l := range lines {
-		lines[i] = codeQuotes(l);
+		lines[i] = codeQuotes(l)
 	}
 }
 
@@ -143,12 +143,12 @@ func codeQuotes(l []byte) []byte {
 	if bytes.HasPrefix(l, preStart) {
 		return l
 	}
-	n := bytes.Index(l, quote);
+	n := bytes.Index(l, quote)
 	if n < 0 {
 		return l
 	}
-	buf := new(bytes.Buffer);
-	inQuote := false;
+	buf := new(bytes.Buffer)
+	inQuote := false
 	for _, c := range l {
 		if c == '"' {
 			if inQuote {
@@ -161,12 +161,12 @@ func codeQuotes(l []byte) []byte {
 			buf.WriteByte(c)
 		}
 	}
-	return buf.Bytes();
+	return buf.Bytes()
 }
 
 // drop trailing newline
 func trim(l []byte) []byte {
-	n := len(l);
+	n := len(l)
 	if n > 0 && l[n-1] == '\n' {
 		return l[0 : n-1]
 	}
@@ -175,17 +175,17 @@ func trim(l []byte) []byte {
 
 // expand tabs to 4 spaces. don't worry about columns.
 func expandTabs(l []byte) []byte {
-	j := 0;	// position in linebuf.
+	j := 0 // position in linebuf.
 	for _, c := range l {
 		if c == '\t' {
 			for k := 0; k < 4; k++ {
-				linebuf[j] = ' ';
-				j++;
+				linebuf[j] = ' '
+				j++
 			}
 		} else {
-			linebuf[j] = c;
-			j++;
+			linebuf[j] = c
+			j++
 		}
 	}
-	return linebuf[0:j];
+	return linebuf[0:j]
 }