gofmt -r 'α[β:len(α)] -> α[β:]' -w test/bench

except chameneosredux which i know is being edited

require gofmt for test/bench

R=r
https://golang.org/cl/157110

lib/codereview/codereview.py

@@ -607,7 +607,7 @@ def RelativePath(path, cwd):
 
 # Check that gofmt run on the list of files does not change them
 def CheckGofmt(ui, repo, files, just_warn=False):
-	files = [f for f in files if f.startswith('src/') and f.endswith('.go')]
+	files = [f for f in files if (f.startswith('src/') or f.startswith('test/bench/')) and f.endswith('.go')]
 	if not files:
 		return
 	cwd = os.getcwd()
@@ -1082,6 +1082,7 @@ def sync(ui, repo, **opts):
 		err = commands.postincoming(ui, repo, modheads, True, "tip")
 		if err:
 			return err
+	commands.update(ui, repo)
 	sync_changes(ui, repo)
 
 def sync_note(msg):

test/bench/binary-tree-freelist.go

@@ -49,7 +49,7 @@ type Node struct {
 }
 
 type Arena struct {
-	head	*Node
+	head *Node;
 }
 
 var arena Arena
@@ -67,9 +67,9 @@ func (n *Node) free() {
 
 func (a *Arena) New(item int, left, right *Node) *Node {
 	if a.head == nil {
-		nodes := make([]Node, 3 << uint(*n));
+		nodes := make([]Node, 3<<uint(*n));
 		for i := 0; i < len(nodes)-1; i++ {
-			nodes[i].left = &nodes[i+1];
+			nodes[i].left = &nodes[i+1]
 		}
 		a.head = &nodes[0];
 	}
@@ -85,7 +85,7 @@ func  bottomUpTree(item, depth int) *Node {
 	if depth <= 0 {
 		return arena.New(item, nil, nil)
 	}
-	return arena.New(item, bottomUpTree(2*item-1, depth-1), bottomUpTree(2*item, depth-1))
+	return arena.New(item, bottomUpTree(2*item-1, depth-1), bottomUpTree(2*item, depth-1));
 }
 
 func (n *Node) itemCheck() int {
@@ -95,13 +95,13 @@ func (n *Node) itemCheck() int {
 	return n.item + n.left.itemCheck() - n.right.itemCheck();
 }
 
-const minDepth = 4;
+const minDepth = 4
 
 func main() {
 	flag.Parse();
 
 	maxDepth := *n;
-	if minDepth + 2 > *n {
+	if minDepth+2 > *n {
 		maxDepth = minDepth + 2
 	}
 	stretchDepth := maxDepth + 1;
@@ -111,15 +111,15 @@ func main() {
 
 	longLivedTree := bottomUpTree(0, maxDepth);
 
-	for depth := minDepth; depth <= maxDepth; depth+=2 {
-		iterations := 1 << uint(maxDepth - depth + minDepth);
+	for depth := minDepth; depth <= maxDepth; depth += 2 {
+		iterations := 1 << uint(maxDepth-depth+minDepth);
 		check = 0;
 
 		for i := 1; i <= iterations; i++ {
-			t := bottomUpTree(i,depth);
+			t := bottomUpTree(i, depth);
 			check += t.itemCheck();
 			t.free();
-			t = bottomUpTree(-i,depth);
+			t = bottomUpTree(-i, depth);
 			check += t.itemCheck();
 			t.free();
 		}

test/bench/binary-tree.go

@@ -52,7 +52,7 @@ func  bottomUpTree(item, depth int) *Node {
 	if depth <= 0 {
 		return &Node{item: item}
 	}
-	return &Node{ item, bottomUpTree(2*item-1, depth-1), bottomUpTree(2*item, depth-1) }
+	return &Node{item, bottomUpTree(2*item-1, depth-1), bottomUpTree(2*item, depth-1)};
 }
 
 func (n *Node) itemCheck() int {
@@ -62,13 +62,13 @@ func (n *Node) itemCheck() int {
 	return n.item + n.left.itemCheck() - n.right.itemCheck();
 }
 
-const minDepth = 4;
+const minDepth = 4
 
 func main() {
 	flag.Parse();
 
 	maxDepth := *n;
-	if minDepth + 2 > *n {
+	if minDepth+2 > *n {
 		maxDepth = minDepth + 2
 	}
 	stretchDepth := maxDepth + 1;
@@ -78,13 +78,13 @@ func main() {
 
 	longLivedTree := bottomUpTree(0, maxDepth);
 
-	for depth := minDepth; depth <= maxDepth; depth+=2 {
-		iterations := 1 << uint(maxDepth - depth + minDepth);
+	for depth := minDepth; depth <= maxDepth; depth += 2 {
+		iterations := 1 << uint(maxDepth-depth+minDepth);
 		check = 0;
 
 		for i := 1; i <= iterations; i++ {
-			check += bottomUpTree(i,depth).itemCheck();
-			check += bottomUpTree(-i,depth).itemCheck();
+			check += bottomUpTree(i, depth).itemCheck();
+			check += bottomUpTree(-i, depth).itemCheck();
 		}
 		fmt.Printf("%d\t trees of depth %d\t check: %d\n", iterations*2, depth, check);
 	}

test/bench/fannkuch.go

@@ -46,7 +46,7 @@ var n = flag.Int("n", 7, "count")
 
 func fannkuch(n int) int {
 	if n < 1 {
-		return 0;
+		return 0
 	}
 
 	n1 := n - 1;
@@ -55,7 +55,7 @@ func fannkuch(n int) int {
 	count := make([]int, n);
 
 	for i := 0; i < n; i++ {
-		perm1[i] = i;	// initial (trivial) permutation
+		perm1[i] = i	// initial (trivial) permutation
 	}
 
 	r := n;
@@ -64,34 +64,36 @@ func fannkuch(n int) int {
 	for {
 		if didpr < 30 {
 			for i := 0; i < n; i++ {
-				fmt.Printf("%d", 1+perm1[i]);
+				fmt.Printf("%d", 1+perm1[i])
 			}
 			fmt.Printf("\n");
 			didpr++;
 		}
 		for ; r != 1; r-- {
-			count[r-1] = r;
+			count[r-1] = r
 		}
 
 		if perm1[0] != 0 && perm1[n1] != n1 {
 			flips := 0;
 			for i := 1; i < n; i++ {	// perm = perm1
-				perm[i] = perm1[i];
+				perm[i] = perm1[i]
 			}
 			k := perm1[0];	// cache perm[0] in k
 			for {		// k!=0 ==> k>0
 				for i, j := 1, k-1; i < j; i, j = i+1, j-1 {
-					perm[i], perm[j] = perm[j], perm[i];
+					perm[i], perm[j] = perm[j], perm[i]
 				}
 				flips++;
 				// Now exchange k (caching perm[0]) and perm[k]... with care!
-				j := perm[k]; perm[k] = k; k = j;
+				j := perm[k];
+				perm[k] = k;
+				k = j;
 				if k == 0 {
 					break
 				}
 			}
 			if flipsMax < flips {
-				flipsMax = flips;
+				flipsMax = flips
 			}
 		}
 
@@ -99,19 +101,19 @@ func fannkuch(n int) int {
 			// rotate down perm[0..r] by one
 			perm0 := perm1[0];
 			for i := 0; i < r; i++ {
-				perm1[i] = perm1[i+1];
+				perm1[i] = perm1[i+1]
 			}
 			perm1[r] = perm0;
 			count[r]--;
 			if count[r] > 0 {
-				break;
+				break
 			}
 		}
 		if r == n {
-			return flipsMax;
+			return flipsMax
 		}
 	}
-	return 0
+	return 0;
 }
 
 func main() {

test/bench/fasta.go

@@ -91,7 +91,7 @@ func RepeatFasta(s []byte, count int) {
 	pos := 0;
 	s2 := make([]byte, len(s)+WIDTH);
 	copy(s2, s);
-	copy(s2[len(s):len(s2)], s);
+	copy(s2[len(s):], s);
 	for count > 0 {
 		line := min(WIDTH, count);
 		out.Write(s2[pos : pos+line]);

test/bench/k-nucleotide.go

@@ -47,18 +47,18 @@ import (
 
 var in *bufio.Reader
 
-func count(data string, n int) map[string] int {
-	counts := make(map[string] int);
+func count(data string, n int) map[string]int {
+	counts := make(map[string]int);
 	top := len(data) - n;
 	for i := 0; i <= top; i++ {
-		s := data[i:i+n];
+		s := data[i : i+n];
 		if k, ok := counts[s]; ok {
-			counts[s] = k+1
+			counts[s] = k + 1
 		} else {
 			counts[s] = 1
 		}
 	}
-	return counts
+	return counts;
 }
 
 func countOne(data string, s string) int {
@@ -66,7 +66,7 @@ func countOne(data string, s string) int {
 	if i, ok := counts[s]; ok {
 		return i
 	}
-	return 0
+	return 0;
 }
 
 
@@ -83,10 +83,10 @@ func (kn kNucArray) Less(i, j int) bool {
 	if kn[i].count == kn[j].count {
 		return kn[i].name > kn[j].name	// sort down
 	}
-	return kn[i].count > kn[j].count
+	return kn[i].count > kn[j].count;
 }
 
-func sortedArray(m map[string] int) kNucArray {
+func sortedArray(m map[string]int) kNucArray {
 	kn := make(kNucArray, len(m));
 	i := 0;
 	for k, v := range m {
@@ -98,14 +98,14 @@ func sortedArray(m map[string] int) kNucArray {
 	return kn;
 }
 
-func print(m map[string] int) {
+func print(m map[string]int) {
 	a := sortedArray(m);
 	sum := 0;
 	for _, kn := range a {
-		sum += kn.count;
+		sum += kn.count
 	}
 	for _, kn := range a {
-		fmt.Printf("%s %.3f\n", kn.name, 100*float64(kn.count)/float64(sum));
+		fmt.Printf("%s %.3f\n", kn.name, 100*float64(kn.count)/float64(sum))
 	}
 }
 
@@ -119,7 +119,7 @@ func main() {
 			os.Exit(2);
 		}
 		if line[0] == '>' && bytes.Equal(line[0:len(three)], three) {
-			break;
+			break
 		}
 	}
 	data, err := io.ReadAll(in);
@@ -132,7 +132,7 @@ func main() {
 	for i := 0; i < len(data); i++ {
 		if data[i] != '\n' {
 			data[j] = data[i] &^ ' ';	// upper case
-			j++
+			j++;
 		}
 	}
 	str := string(data[0:j]);
@@ -145,6 +145,6 @@ func main() {
 
 	interests := []string{"GGT", "GGTA", "GGTATT", "GGTATTTTAATT", "GGTATTTTAATTTATAGT"};
 	for _, s := range interests {
-		fmt.Printf("%d %s\n", countOne(str, s), s);
+		fmt.Printf("%d %s\n", countOne(str, s), s)
 	}
 }

test/bench/mandelbrot.go

@@ -32,7 +32,7 @@ POSSIBILITY OF SUCH DAMAGE.
  *
  * contributed by The Go Authors.
  * Based on mandelbrot.c contributed by Greg Buchholz
-*/
+ */
 
 package main
 
@@ -61,7 +61,7 @@ func main() {
 	fmt.Fprintf(out, "P4\n%d %d\n", w, h);
 
 	for y := 0; y < h; y++ {
-		for x := 0; x<w; x++ {
+		for x := 0; x < w; x++ {
 			Zr, Zi, Tr, Ti := Zero, Zero, Zero, Zero;
 			Cr := (2*float64(x)/float64(w) - 1.5);
 			Ci := (2*float64(y)/float64(h) - 1.0);
@@ -75,7 +75,7 @@ func main() {
 
 			byte_acc <<= 1;
 			if Tr+Ti <= Limit*Limit {
-				byte_acc |= 0x01;
+				byte_acc |= 0x01
 			}
 
 			bit_num++;
@@ -85,7 +85,7 @@ func main() {
 				byte_acc = 0;
 				bit_num = 0;
 			} else if x == w-1 {
-				byte_acc <<= uint(8-w%8);
+				byte_acc <<= uint(8 - w%8);
 				out.WriteByte(byte_acc);
 				byte_acc = 0;
 				bit_num = 0;

test/bench/nbody.go

@@ -45,7 +45,7 @@ import (
 var n = flag.Int("n", 1000, "number of iterations")
 
 type Body struct {
-	x, y, z, vx, vy, vz, mass float64
+	x, y, z, vx, vy, vz, mass float64;
 }
 
 const (
@@ -53,7 +53,7 @@ const (
 	daysPerYear	= 365.24;
 )
 
-func (b *Body) offsetMomentum(px, py, pz float64){
+func (b *Body) offsetMomentum(px, py, pz float64) {
 	b.vx = -px / solarMass;
 	b.vy = -py / solarMass;
 	b.vz = -pz / solarMass;
@@ -82,7 +82,7 @@ func (sys System) energy() float64 {
 	for i, body := range sys {
 		e += 0.5 * body.mass *
 			(body.vx*body.vx + body.vy*body.vy + body.vz*body.vz);
-		for j := i+1; j < len(sys); j++ {
+		for j := i + 1; j < len(sys); j++ {
 			body2 := sys[j];
 			dx := body.x - body2.x;
 			dy := body.y - body2.y;
@@ -96,7 +96,7 @@ func (sys System) energy() float64 {
 
 func (sys System) advance(dt float64) {
 	for i, body := range sys {
-		for j := i+1; j < len(sys); j++ {
+		for j := i + 1; j < len(sys); j++ {
 			body2 := sys[j];
 			dx := body.x - body2.x;
 			dy := body.y - body2.y;
@@ -124,7 +124,7 @@ func (sys System) advance(dt float64) {
 }
 
 var (
-	jupiter = Body {
+	jupiter	= Body{
 		x: 4.84143144246472090e+00,
 		y: -1.16032004402742839e+00,
 		z: -1.03622044471123109e-01,
@@ -133,7 +133,7 @@ var (
 		vz: -6.90460016972063023e-05 * daysPerYear,
 		mass: 9.54791938424326609e-04 * solarMass,
 	};
-	saturn = Body {
+	saturn	= Body{
 		x: 8.34336671824457987e+00,
 		y: 4.12479856412430479e+00,
 		z: -4.03523417114321381e-01,
@@ -142,7 +142,7 @@ var (
 		vz: 2.30417297573763929e-05 * daysPerYear,
 		mass: 2.85885980666130812e-04 * solarMass,
 	};
-	uranus = Body {
+	uranus	= Body{
 		x: 1.28943695621391310e+01,
 		y: -1.51111514016986312e+01,
 		z: -2.23307578892655734e-01,
@@ -151,7 +151,7 @@ var (
 		vz: -2.96589568540237556e-05 * daysPerYear,
 		mass: 4.36624404335156298e-05 * solarMass,
 	};
-	neptune = Body {
+	neptune	= Body{
 		x: 1.53796971148509165e+01,
 		y: -2.59193146099879641e+01,
 		z: 1.79258772950371181e-01,
@@ -160,9 +160,9 @@ var (
 		vz: -9.51592254519715870e-05 * daysPerYear,
 		mass: 5.15138902046611451e-05 * solarMass,
 	};
-	sun = Body {
-		mass: solarMass
-	}
+	sun	= Body{
+		mass: solarMass,
+	};
 )
 
 func main() {

test/bench/pidigits.go

@@ -43,8 +43,8 @@ import (
 	"fmt";
 )
 
-var n = flag.Int("n", 27, "number of digits");
-var silent = flag.Bool("s", false, "don't print result");
+var n = flag.Int("n", 27, "number of digits")
+var silent = flag.Bool("s", false, "don't print result")
 
 var (
 	tmp1	*bignum.Integer;
@@ -56,7 +56,7 @@ var (
 
 func extract_digit() int64 {
 	if numer.Cmp(accum) > 0 {
-		return -1;
+		return -1
 	}
 
 	// Compute (numer * 3 + accum) / denom
@@ -70,7 +70,7 @@ func extract_digit() int64 {
 
 	// ... is normalized, then the two divisions have the same result.
 	if tmp2.Cmp(denom) >= 0 {
-		return -1;
+		return -1
 	}
 
 	return tmp1.Value();
@@ -94,7 +94,7 @@ func eliminate_digit(d int64) {
 
 func printf(s string, arg ...) {
 	if !*silent {
-		fmt.Printf(s, arg);
+		fmt.Printf(s, arg)
 	}
 }
 
@@ -110,20 +110,20 @@ func main() {
 			d = extract_digit();
 		}
 
-		printf("%c", d + '0');
+		printf("%c", d+'0');
 
 		i++;
-		m = i%10;
+		m = i % 10;
 		if m == 0 {
-			printf("\t:%d\n", i);
+			printf("\t:%d\n", i)
 		}
 		if i >= *n {
-			break;
+			break
 		}
 		eliminate_digit(d);
 	}
 
 	if m > 0 {
-		printf("%s\t:%d\n", "          "[m : 10], *n);
+		printf("%s\t:%d\n", "          "[m:10], *n)
 	}
 }

test/bench/regex-dna.go

@@ -43,7 +43,7 @@ import (
 	"strings";
 )
 
-var variants = []string {
+var variants = []string{
 	"agggtaaa|tttaccct",
 	"[cgt]gggtaaa|tttaccc[acg]",
 	"a[act]ggtaaa|tttacc[agt]t",
@@ -56,21 +56,21 @@ var variants = []string {
 }
 
 type Subst struct {
-	pat, repl string
+	pat, repl string;
 }
 
-var substs = [] Subst {
-	Subst {"B", "(c|g|t)"},
-	Subst {"D", "(a|g|t)"},
-	Subst {"H", "(a|c|t)"},
-	Subst {"K", "(g|t)"},
-	Subst {"M", "(a|c)"},
-	Subst {"N", "(a|c|g|t)"},
-	Subst {"R", "(a|g)"},
-	Subst {"S", "(c|g)"},
-	Subst {"V", "(a|c|g)"},
-	Subst {"W", "(a|t)"},
-	Subst {"Y", "(c|t)"},
+var substs = []Subst{
+	Subst{"B", "(c|g|t)"},
+	Subst{"D", "(a|g|t)"},
+	Subst{"H", "(a|c|t)"},
+	Subst{"K", "(g|t)"},
+	Subst{"M", "(a|c)"},
+	Subst{"N", "(a|c|g|t)"},
+	Subst{"R", "(a|g)"},
+	Subst{"S", "(c|g)"},
+	Subst{"V", "(a|c|g)"},
+	Subst{"W", "(a|t)"},
+	Subst{"Y", "(c|t)"},
 }
 
 func countMatches(pat string, bytes []byte) int {
@@ -79,10 +79,10 @@ func countMatches(pat string, bytes []byte) int {
 	for {
 		e := re.Execute(bytes);
 		if len(e) == 0 {
-			break;
+			break
 		}
 		n++;
-		bytes = bytes[e[1]:len(bytes)];
+		bytes = bytes[e[1]:];
 	}
 	return n;
 }
@@ -98,10 +98,10 @@ func main() {
 	bytes = regexp.MustCompile("(>[^\n]+)?\n").ReplaceAll(bytes, []byte{});
 	clen := len(bytes);
 	for _, s := range variants {
-		fmt.Printf("%s %d\n", s, countMatches(s, bytes));
+		fmt.Printf("%s %d\n", s, countMatches(s, bytes))
 	}
 	for _, sub := range substs {
-		bytes = regexp.MustCompile(sub.pat).ReplaceAll(bytes, strings.Bytes(sub.repl));
+		bytes = regexp.MustCompile(sub.pat).ReplaceAll(bytes, strings.Bytes(sub.repl))
 	}
 	fmt.Printf("\n%d\n%d\n%d\n", ilen, clen, len(bytes));
 }

test/bench/reverse-complement.go

@@ -103,13 +103,13 @@ func main() {
 		for {
 			line, err = in.ReadSlice('\n');
 			if err != nil || line[0] == '>' {
-				break;
+				break
 			}
-			line = line[0:len(line)-1];
+			line = line[0 : len(line)-1];
 			nchar += len(line);
 			if len(line)+nchar/60+128 >= w {
 				nbuf := make([]byte, len(buf)*5);
-				copy(nbuf[len(nbuf)-len(buf):len(nbuf)], buf);
+				copy(nbuf[len(nbuf)-len(buf):], buf);
 				w += len(nbuf) - len(buf);
 				buf = nbuf;
 			}
@@ -123,9 +123,9 @@ func main() {
 		// The loop left room for the newlines and 128 bytes of padding.
 		i := 0;
 		for j := w; j < len(buf); j += 60 {
-			n := copy(buf[i:i+60], buf[j:len(buf)]);
+			n := copy(buf[i:i+60], buf[j:]);
 			buf[i+n] = '\n';
-			i += n+1;
+			i += n + 1;
 		}
 		os.Stdout.Write(buf[0:i]);
 	}

test/bench/spectral-norm-parallel.go

@@ -46,9 +46,7 @@ import (
 var n = flag.Int("n", 2000, "count")
 var nCPU = flag.Int("ncpu", 4, "number of cpus")
 
-func evalA(i, j int) float64 {
-	return 1 / float64(((i + j)*(i + j + 1)/2 + i + 1));
-}
+func evalA(i, j int) float64	{ return 1 / float64(((i+j)*(i+j+1)/2 + i + 1)) }
 
 type Vec []float64
 
@@ -56,7 +54,7 @@ func (v Vec) Times(i, n int, u Vec, c chan int) {
 	for ; i < n; i++ {
 		v[i] = 0;
 		for j := 0; j < len(u); j++ {
-			v[i] += evalA(i, j)*u[j];
+			v[i] += evalA(i, j) * u[j]
 		}
 	}
 	c <- 1;
@@ -66,7 +64,7 @@ func (v Vec) TimesTransp(i, n int, u Vec, c chan int) {
 	for ; i < n; i++ {
 		v[i] = 0;
 		for j := 0; j < len(u); j++ {
-			v[i] += evalA(j, i)*u[j];
+			v[i] += evalA(j, i) * u[j]
 		}
 	}
 	c <- 1;
@@ -82,11 +80,11 @@ func (v Vec) ATimesTransp(u Vec) {
 	x := make(Vec, len(u));
 	c := make(chan int, *nCPU);
 	for i := 0; i < *nCPU; i++ {
-		go x.Times(i*len(v) / *nCPU, (i+1)*len(v) / *nCPU, u, c);
+		go x.Times(i*len(v) / *nCPU, (i+1)*len(v) / *nCPU, u, c)
 	}
 	wait(c);
 	for i := 0; i < *nCPU; i++ {
-		go v.TimesTransp(i*len(v) / *nCPU, (i+1)*len(v) / *nCPU, x, c);
+		go v.TimesTransp(i*len(v) / *nCPU, (i+1)*len(v) / *nCPU, x, c)
 	}
 	wait(c);
 }
@@ -97,7 +95,7 @@ func main() {
 	N := *n;
 	u := make(Vec, N);
 	for i := 0; i < N; i++ {
-		u[i] = 1;
+		u[i] = 1
 	}
 	v := make(Vec, N);
 	for i := 0; i < 10; i++ {
@@ -106,8 +104,8 @@ func main() {
 	}
 	var vBv, vv float64;
 	for i := 0; i < N; i++ {
-		vBv += u[i]*v[i];
-		vv += v[i]*v[i];
+		vBv += u[i] * v[i];
+		vv += v[i] * v[i];
 	}
 	fmt.Printf("%0.9f\n", math.Sqrt(vBv/vv));
 }

test/bench/spectral-norm.go

@@ -44,9 +44,7 @@ import (
 
 var n = flag.Int("n", 2000, "count")
 
-func evalA(i, j int) float64 {
-	return 1 / float64(((i + j)*(i + j + 1)/2+ i + 1));
-}
+func evalA(i, j int) float64	{ return 1 / float64(((i+j)*(i+j+1)/2 + i + 1)) }
 
 type Vec []float64
 
@@ -54,7 +52,7 @@ func (v Vec) Times(u Vec) {
 	for i := 0; i < len(v); i++ {
 		v[i] = 0;
 		for j := 0; j < len(u); j++ {
-			v[i] += evalA(i, j)*u[j];
+			v[i] += evalA(i, j) * u[j]
 		}
 	}
 }
@@ -63,7 +61,7 @@ func (v Vec) TimesTransp(u Vec) {
 	for i := 0; i < len(v); i++ {
 		v[i] = 0;
 		for j := 0; j < len(u); j++ {
-			v[i] += evalA(j, i)*u[j];
+			v[i] += evalA(j, i) * u[j]
 		}
 	}
 }
@@ -79,7 +77,7 @@ func main() {
 	N := *n;
 	u := make(Vec, N);
 	for i := 0; i < N; i++ {
-		u[i] = 1;
+		u[i] = 1
 	}
 	v := make(Vec, N);
 	for i := 0; i < 10; i++ {
@@ -88,8 +86,8 @@ func main() {
 	}
 	var vBv, vv float64;
 	for i := 0; i < N; i++ {
-		vBv += u[i]*v[i];
-		vv += v[i]*v[i];
+		vBv += u[i] * v[i];
+		vv += v[i] * v[i];
 	}
 	fmt.Printf("%0.9f\n", math.Sqrt(vBv/vv));
 }

test/bench/threadring.go

@@ -52,7 +52,7 @@ func f(i int, in <-chan int, out chan<- int) {
 			fmt.Printf("%d\n", i);
 			os.Exit(0);
 		}
-		out <- n - 1
+		out <- n-1;
 	}
 }