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Allow for pooling by allowing reuse of a Result object #374

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Allow for pooling by allowing reuse of a Result object #374

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e470b70
Allow for pooling by allowing reuse of a Result object
Nov 15, 2024
1144874
Fix issue around return values
Nov 15, 2024
3e80d3b
Allow for reuse of Indexes by replacing nil checks with length checks
Nov 15, 2024
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27 changes: 25 additions & 2 deletions gjson.go
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Original file line number Diff line number Diff line change
Expand Up @@ -469,6 +469,29 @@ end:
// use the Valid function first.
func Parse(json string) Result {
var value Result
value.Parse(json)
return value
}

// Clear for pooling
func (value *Result) Clear() {
value.Type = 0
value.Raw = ""
value.Str = ""
value.Num = 0
value.Index = 0
if value.Indexes != nil {
value.Indexes = value.Indexes[:0]
}
}

// ParseBytes into an existing Result
func (value *Result) ParseBytes(json []byte) {
value.Parse(string(json))
}

// Parse into an existing Result
func (value *Result) Parse(json string) {
i := 0
for ; i < len(json); i++ {
if json[i] == '{' || json[i] == '[' {
Expand Down Expand Up @@ -504,14 +527,14 @@ func Parse(json string) Result {
value.Type = String
value.Raw, value.Str = tostr(json[i:])
default:
return Result{}
value.Clear()
return
}
break
}
if value.Exists() {
value.Index = i
}
return value
}

// ParseBytes parses the json and returns a result.
Expand Down