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Improve ingestion performance (by around 20%)

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This commit is contained in:
Junegunn Choi
2024-04-01 23:38:46 +09:00
parent 128e4a2e8d
commit 41b3511ad9
6 changed files with 85 additions and 23 deletions
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13
src/core.go
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@@ -5,6 +5,7 @@ import (
"fmt"
"os"
"time"
"unsafe"
"github.com/junegunn/fzf/src/util"
)
@@ -18,6 +19,10 @@ Matcher -> EvtSearchFin -> Terminal (update list)
Matcher -> EvtHeader -> Terminal (update header)
*/
func ustring(data []byte) string {
return unsafe.String(unsafe.SliceData(data), len(data))
}
// Run starts fzf
func Run(opts *Options, version string, revision string) {
sort := opts.Sort > 0
@@ -45,7 +50,7 @@ func Run(opts *Options, version string, revision string) {
if opts.Theme.Colored {
ansiProcessor = func(data []byte) (util.Chars, *[]ansiOffset) {
prevLineAnsiState = lineAnsiState
trimmed, offsets, newState := extractColor(string(data), lineAnsiState, nil)
trimmed, offsets, newState := extractColor(ustring(data), lineAnsiState, nil)
lineAnsiState = newState
return util.ToChars([]byte(trimmed)), offsets
}
@@ -53,7 +58,7 @@ func Run(opts *Options, version string, revision string) {
// When color is disabled but ansi option is given,
// we simply strip out ANSI codes from the input
ansiProcessor = func(data []byte) (util.Chars, *[]ansiOffset) {
trimmed, _, _ := extractColor(string(data), nil, nil)
trimmed, _, _ := extractColor(ustring(data), nil, nil)
return util.ToChars([]byte(trimmed)), nil
}
}
@@ -66,7 +71,7 @@ func Run(opts *Options, version string, revision string) {
if len(opts.WithNth) == 0 {
chunkList = NewChunkList(func(item *Item, data []byte) bool {
if len(header) < opts.HeaderLines {
header = append(header, string(data))
header = append(header, ustring(data))
eventBox.Set(EvtHeader, header)
return false
}
@@ -77,7 +82,7 @@ func Run(opts *Options, version string, revision string) {
})
} else {
chunkList = NewChunkList(func(item *Item, data []byte) bool {
tokens := Tokenize(string(data), opts.Delimiter)
tokens := Tokenize(ustring(data), opts.Delimiter)
if opts.Ansi && opts.Theme.Colored && len(tokens) > 1 {
var ansiState *ansiState
if prevLineAnsiState != nil {