go/json-iterator
1
0
Fork 0
mirror of https://github.com/json-iterator/go.git synced 2025-07-03 23:30:41 +02:00
Code Issues Releases Activity

fix build; add document for exported symbols

Browse Source
This commit is contained in:
Tao Wen
2017-07-09 14:48:34 +08:00
parent d3448d3dbd
commit bede1d7f40
16 changed files with 277 additions and 273 deletions
Download Patch File Download Diff File Expand all files Collapse all files

12
feature_stream_float.go
View File

@ -5,12 +5,13 @@ import (
"strconv"
)
var _POW10 []uint64
var pow10 []uint64
func init() {
_POW10 = []uint64{1, 10, 100, 1000, 10000, 100000, 1000000}
pow10 = []uint64{1, 10, 100, 1000, 10000, 100000, 1000000}
}
// WriteFloat32 write float32 to stream
func (stream *Stream) WriteFloat32(val float32) {
abs := math.Abs(float64(val))
fmt := byte('f')
@ -23,6 +24,7 @@ func (stream *Stream) WriteFloat32(val float32) {
stream.WriteRaw(strconv.FormatFloat(float64(val), fmt, -1, 32))
}
// WriteFloat32Lossy write float32 to stream with ONLY 6 digits precision although much much faster
func (stream *Stream) WriteFloat32Lossy(val float32) {
if val < 0 {
stream.writeByte('-')
@ -42,7 +44,7 @@ func (stream *Stream) WriteFloat32Lossy(val float32) {
}
stream.writeByte('.')
stream.ensure(10)
for p := precision - 1; p > 0 && fval < _POW10[p]; p-- {
for p := precision - 1; p > 0 && fval < pow10[p]; p-- {
stream.writeByte('0')
}
stream.WriteUint64(fval)
@ -51,6 +53,7 @@ func (stream *Stream) WriteFloat32Lossy(val float32) {
}
}
// WriteFloat64 write float64 to stream
func (stream *Stream) WriteFloat64(val float64) {
abs := math.Abs(val)
fmt := byte('f')
@ -63,6 +66,7 @@ func (stream *Stream) WriteFloat64(val float64) {
stream.WriteRaw(strconv.FormatFloat(float64(val), fmt, -1, 64))
}
// WriteFloat64Lossy write float64 to stream with ONLY 6 digits precision although much much faster
func (stream *Stream) WriteFloat64Lossy(val float64) {
if val < 0 {
stream.writeByte('-')
@ -82,7 +86,7 @@ func (stream *Stream) WriteFloat64Lossy(val float64) {
}
stream.writeByte('.')
stream.ensure(10)
for p := precision - 1; p > 0 && fval < _POW10[p]; p-- {
for p := precision - 1; p > 0 && fval < pow10[p]; p-- {
stream.writeByte('0')
}
stream.WriteUint64(fval)