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This repository was archived by the owner on Jul 21, 2025. It is now read-only.

bytedance/go-querystring-parser

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go-querystring-parser

A golang Elasticsearch Querystring parser

Usage

import (
 querystring "github.com/bytedance/go-querystring-parser"
)

Then use:

query := "message: test\\ value AND datetime: [\"2020年01月01日T00:00:00\" TO \"2020年12月31日T00:00:00\"]"
ast, err := querystring.Parse(query)
if err != nil {
 // error handling
}
// do something with ast

The AST parsed from above querystring:

// print via github.com/davecgh/go-spew.Dump
(*querystring.AndCondition)(0xc00000c200)({
 Left: (*querystring.MatchCondition)(0xc00000c1e0)({
 Field: (string) (len=7) "message",
 Value: (string) (len=10) "test value"
 }),
 Right: (*querystring.TimeRangeCondition)(0xc000076750)({
 Field: (string) (len=8) "datetime",
 Start: (*string)(0xc0000545b0)((len=19) "2020-01-01T00:00:00"),
 End: (*string)(0xc0000545c0)((len=19) "2020-12-31T00:00:00"),
 IncludeStart: (bool) true,
 IncludeEnd: (bool) true
 })
})

For Developers

After edit querystring.y, gen code via run:

go generate

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A golang querystring parser

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