convert query to string json

gistfile1.txt

package main

import (
	"encoding/json"
	"fmt"
	"io/ioutil"
	"os"
	"regexp"
)

func main() {
	// Hard-coded file name
	fileName := "input.txt"

	// Read the content from the file
	input, err := ioutil.ReadFile(fileName)
	if err != nil {
		fmt.Fprintf(os.Stderr, "Error reading file %s: %v\n", fileName, err)
		os.Exit(1)
	}

	s := string(input)

	// Step 1: Replace Ruby hash rockets (=>) with JSON colons (:)
	reRocket := regexp.MustCompile(`=>`)
	s = reRocket.ReplaceAllString(s, ":")

	// Step 2: Quote unquoted keys.
	// Updated regex: Match keys starting with a digit, letter, or underscore.
	reKeys := regexp.MustCompile(`(?m)(^|\{|,)\s*([0-9A-Za-z_]\w*)\s*:`)
	s = reKeys.ReplaceAllString(s, `$1 "$2":`)

	// Optionally, if needed, replace single quotes with double quotes:
	// reSingle := regexp.MustCompile(`'`)
	// s = reSingle.ReplaceAllString(s, `"`)

	// Step 3: Validate the JSON by unmarshaling it
	var result interface{}
	if err := json.Unmarshal([]byte(s), &result); err != nil {
		fmt.Fprintf(os.Stderr, "Error parsing JSON: %v\nTransformed output:\n%s\n", err, s)
		os.Exit(1)
	}

	// Step 4: Pretty-print the JSON
	output, err := json.MarshalIndent(result, "", "  ")
	if err != nil {
		fmt.Fprintf(os.Stderr, "Error generating JSON: %v\n", err)
		os.Exit(1)
	}

	fmt.Println(string(output))
}