fmt: change some unexported method names to camel case

Change-Id: I12f96a9397cfaebe11e616543d804bd62cd72da0
Reviewed-on: https://go-review.googlesource.com/97379
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>

src/fmt/format.go

@@ -122,8 +122,8 @@ func (f *fmt) padString(s string) {
 	}
 }
 
-// fmt_boolean formats a boolean.
-func (f *fmt) fmt_boolean(v bool) {
+// fmtBoolean formats a boolean.
+func (f *fmt) fmtBoolean(v bool) {
 	if v {
 		f.padString("true")
 	} else {
@@ -131,8 +131,8 @@ func (f *fmt) fmt_boolean(v bool) {
 	}
 }
 
-// fmt_unicode formats a uint64 as "U+0078" or with f.sharp set as "U+0078 'x'".
-func (f *fmt) fmt_unicode(u uint64) {
+// fmtUnicode formats a uint64 as "U+0078" or with f.sharp set as "U+0078 'x'".
+func (f *fmt) fmtUnicode(u uint64) {
 	buf := f.intbuf[0:]
 
 	// With default precision set the maximum needed buf length is 18
@@ -190,8 +190,8 @@ func (f *fmt) fmt_unicode(u uint64) {
 	f.zero = oldZero
 }
 
-// fmt_integer formats signed and unsigned integers.
-func (f *fmt) fmt_integer(u uint64, base int, isSigned bool, digits string) {
+// fmtInteger formats signed and unsigned integers.
+func (f *fmt) fmtInteger(u uint64, base int, isSigned bool, digits string) {
 	negative := isSigned && int64(u) < 0
 	if negative {
 		u = -u
@@ -322,14 +322,14 @@ func (f *fmt) truncate(s string) string {
 	return s
 }
 
-// fmt_s formats a string.
-func (f *fmt) fmt_s(s string) {
+// fmtS formats a string.
+func (f *fmt) fmtS(s string) {
 	s = f.truncate(s)
 	f.padString(s)
 }
 
-// fmt_sbx formats a string or byte slice as a hexadecimal encoding of its bytes.
-func (f *fmt) fmt_sbx(s string, b []byte, digits string) {
+// fmtSbx formats a string or byte slice as a hexadecimal encoding of its bytes.
+func (f *fmt) fmtSbx(s string, b []byte, digits string) {
 	length := len(b)
 	if b == nil {
 		// No byte slice present. Assume string s should be encoded.
@@ -394,20 +394,20 @@ func (f *fmt) fmt_sbx(s string, b []byte, digits string) {
 	}
 }
 
-// fmt_sx formats a string as a hexadecimal encoding of its bytes.
-func (f *fmt) fmt_sx(s, digits string) {
-	f.fmt_sbx(s, nil, digits)
+// fmtSx formats a string as a hexadecimal encoding of its bytes.
+func (f *fmt) fmtSx(s, digits string) {
+	f.fmtSbx(s, nil, digits)
 }
 
-// fmt_bx formats a byte slice as a hexadecimal encoding of its bytes.
-func (f *fmt) fmt_bx(b []byte, digits string) {
-	f.fmt_sbx("", b, digits)
+// fmtBx formats a byte slice as a hexadecimal encoding of its bytes.
+func (f *fmt) fmtBx(b []byte, digits string) {
+	f.fmtSbx("", b, digits)
 }
 
-// fmt_q formats a string as a double-quoted, escaped Go string constant.
+// fmtQ formats a string as a double-quoted, escaped Go string constant.
 // If f.sharp is set a raw (backquoted) string may be returned instead
 // if the string does not contain any control characters other than tab.
-func (f *fmt) fmt_q(s string) {
+func (f *fmt) fmtQ(s string) {
 	s = f.truncate(s)
 	if f.sharp && strconv.CanBackquote(s) {
 		f.padString("`" + s + "`")
@@ -421,9 +421,9 @@ func (f *fmt) fmt_q(s string) {
 	}
 }
 
-// fmt_c formats an integer as a Unicode character.
+// fmtC formats an integer as a Unicode character.
 // If the character is not valid Unicode, it will print '\ufffd'.
-func (f *fmt) fmt_c(c uint64) {
+func (f *fmt) fmtC(c uint64) {
 	r := rune(c)
 	if c > utf8.MaxRune {
 		r = utf8.RuneError
@@ -433,9 +433,9 @@ func (f *fmt) fmt_c(c uint64) {
 	f.pad(buf[:w])
 }
 
-// fmt_qc formats an integer as a single-quoted, escaped Go character constant.
+// fmtQc formats an integer as a single-quoted, escaped Go character constant.
 // If the character is not valid Unicode, it will print '\ufffd'.
-func (f *fmt) fmt_qc(c uint64) {
+func (f *fmt) fmtQc(c uint64) {
 	r := rune(c)
 	if c > utf8.MaxRune {
 		r = utf8.RuneError
@@ -448,9 +448,9 @@ func (f *fmt) fmt_qc(c uint64) {
 	}
 }
 
-// fmt_float formats a float64. It assumes that verb is a valid format specifier
+// fmtFloat formats a float64. It assumes that verb is a valid format specifier
 // for strconv.AppendFloat and therefore fits into a byte.
-func (f *fmt) fmt_float(v float64, size int, verb rune, prec int) {
+func (f *fmt) fmtFloat(v float64, size int, verb rune, prec int) {
 	// Explicit precision in format specifier overrules default precision.
 	if f.precPresent {
 		prec = f.prec

src/fmt/print.go

@@ -341,7 +341,7 @@ func (p *pp) badVerb(verb rune) {
 func (p *pp) fmtBool(v bool, verb rune) {
 	switch verb {
 	case 't', 'v':
-		p.fmt.fmt_boolean(v)
+		p.fmt.fmtBoolean(v)
 	default:
 		p.badVerb(verb)
 	}
@@ -352,7 +352,7 @@ func (p *pp) fmtBool(v bool, verb rune) {
 func (p *pp) fmt0x64(v uint64, leading0x bool) {
 	sharp := p.fmt.sharp
 	p.fmt.sharp = leading0x
-	p.fmt.fmt_integer(v, 16, unsigned, ldigits)
+	p.fmt.fmtInteger(v, 16, unsigned, ldigits)
 	p.fmt.sharp = sharp
 }
 
@@ -363,28 +363,28 @@ func (p *pp) fmtInteger(v uint64, isSigned bool, verb rune) {
 		if p.fmt.sharpV && !isSigned {
 			p.fmt0x64(v, true)
 		} else {
-			p.fmt.fmt_integer(v, 10, isSigned, ldigits)
+			p.fmt.fmtInteger(v, 10, isSigned, ldigits)
 		}
 	case 'd':
-		p.fmt.fmt_integer(v, 10, isSigned, ldigits)
+		p.fmt.fmtInteger(v, 10, isSigned, ldigits)
 	case 'b':
-		p.fmt.fmt_integer(v, 2, isSigned, ldigits)
+		p.fmt.fmtInteger(v, 2, isSigned, ldigits)
 	case 'o':
-		p.fmt.fmt_integer(v, 8, isSigned, ldigits)
+		p.fmt.fmtInteger(v, 8, isSigned, ldigits)
 	case 'x':
-		p.fmt.fmt_integer(v, 16, isSigned, ldigits)
+		p.fmt.fmtInteger(v, 16, isSigned, ldigits)
 	case 'X':
-		p.fmt.fmt_integer(v, 16, isSigned, udigits)
+		p.fmt.fmtInteger(v, 16, isSigned, udigits)
 	case 'c':
-		p.fmt.fmt_c(v)
+		p.fmt.fmtC(v)
 	case 'q':
 		if v <= utf8.MaxRune {
-			p.fmt.fmt_qc(v)
+			p.fmt.fmtQc(v)
 		} else {
 			p.badVerb(verb)
 		}
 	case 'U':
-		p.fmt.fmt_unicode(v)
+		p.fmt.fmtUnicode(v)
 	default:
 		p.badVerb(verb)
 	}
@@ -395,13 +395,13 @@ func (p *pp) fmtInteger(v uint64, isSigned bool, verb rune) {
 func (p *pp) fmtFloat(v float64, size int, verb rune) {
 	switch verb {
 	case 'v':
-		p.fmt.fmt_float(v, size, 'g', -1)
+		p.fmt.fmtFloat(v, size, 'g', -1)
 	case 'b', 'g', 'G':
-		p.fmt.fmt_float(v, size, verb, -1)
+		p.fmt.fmtFloat(v, size, verb, -1)
 	case 'f', 'e', 'E':
-		p.fmt.fmt_float(v, size, verb, 6)
+		p.fmt.fmtFloat(v, size, verb, 6)
 	case 'F':
-		p.fmt.fmt_float(v, size, 'f', 6)
+		p.fmt.fmtFloat(v, size, 'f', 6)
 	default:
 		p.badVerb(verb)
 	}
@@ -432,18 +432,18 @@ func (p *pp) fmtString(v string, verb rune) {
 	switch verb {
 	case 'v':
 		if p.fmt.sharpV {
-			p.fmt.fmt_q(v)
+			p.fmt.fmtQ(v)
 		} else {
-			p.fmt.fmt_s(v)
+			p.fmt.fmtS(v)
 		}
 	case 's':
-		p.fmt.fmt_s(v)
+		p.fmt.fmtS(v)
 	case 'x':
-		p.fmt.fmt_sx(v, ldigits)
+		p.fmt.fmtSx(v, ldigits)
 	case 'X':
-		p.fmt.fmt_sx(v, udigits)
+		p.fmt.fmtSx(v, udigits)
 	case 'q':
-		p.fmt.fmt_q(v)
+		p.fmt.fmtQ(v)
 	default:
 		p.badVerb(verb)
 	}
@@ -472,18 +472,18 @@ func (p *pp) fmtBytes(v []byte, verb rune, typeString string) {
 				if i > 0 {
 					p.buf.WriteByte(' ')
 				}
-				p.fmt.fmt_integer(uint64(c), 10, unsigned, ldigits)
+				p.fmt.fmtInteger(uint64(c), 10, unsigned, ldigits)
 			}
 			p.buf.WriteByte(']')
 		}
 	case 's':
-		p.fmt.fmt_s(string(v))
+		p.fmt.fmtS(string(v))
 	case 'x':
-		p.fmt.fmt_bx(v, ldigits)
+		p.fmt.fmtBx(v, ldigits)
 	case 'X':
-		p.fmt.fmt_bx(v, udigits)
+		p.fmt.fmtBx(v, udigits)
 	case 'q':
-		p.fmt.fmt_q(string(v))
+		p.fmt.fmtQ(string(v))
 	default:
 		p.printValue(reflect.ValueOf(v), verb, 0)
 	}
@@ -577,7 +577,7 @@ func (p *pp) handleMethods(verb rune) (handled bool) {
 			handled = true
 			defer p.catchPanic(p.arg, verb)
 			// Print the result of GoString unadorned.
-			p.fmt.fmt_s(stringer.GoString())
+			p.fmt.fmtS(stringer.GoString())
 			return
 		}
 	} else {
@@ -626,7 +626,7 @@ func (p *pp) printArg(arg interface{}, verb rune) {
 	// %T (the value's type) and %p (its address) are special; we always do them first.
 	switch verb {
 	case 'T':
-		p.fmt.fmt_s(reflect.TypeOf(arg).String())
+		p.fmt.fmtS(reflect.TypeOf(arg).String())
 		return
 	case 'p':
 		p.fmtPointer(reflect.ValueOf(arg), 'p')