48 lines
765 B
Go
48 lines
765 B
Go
// For more tutorials: https://bj.learngoprogramming.com
|
|
//
|
|
// Copyright © 2018 Inanc Gumus
|
|
// Learn Go Programming Course
|
|
// License: https://creativecommons.org/licenses/by-nc-sa/4.0/
|
|
//
|
|
|
|
package parse
|
|
|
|
import (
|
|
"encoding/json"
|
|
"io"
|
|
|
|
"github.com/inancgumus/learngo/logparser/v6/pipe"
|
|
)
|
|
|
|
// JSON parses json records.
|
|
type JSON struct {
|
|
reader io.Reader
|
|
}
|
|
|
|
// FromJSON creates a json parser.
|
|
func FromJSON(r io.Reader) *JSON {
|
|
return &JSON{reader: r}
|
|
}
|
|
|
|
// Each yields records from a json reader.
|
|
func (j *JSON) Each(yield func(pipe.Record)) error {
|
|
defer readClose(j.reader)
|
|
|
|
dec := json.NewDecoder(j.reader)
|
|
|
|
for {
|
|
var r record
|
|
|
|
err := dec.Decode(&r)
|
|
if err == io.EOF {
|
|
break
|
|
}
|
|
if err != nil {
|
|
return err
|
|
}
|
|
|
|
yield(r)
|
|
}
|
|
return nil
|
|
}
|