find language of the repo - gitlab

gitlab.go

package main

import (
	"context"
	"fmt"
	"io/ioutil"
	"net/http"
	"net/url"
)

func main() {
	// Replace "GITLAB_HOSTNAME" with the hostname of your GitLab instance
	baseURL, _ := url.Parse("https://GITLAB_HOSTNAME/api/v4")

	// Replace "YOUR_PRIVATE_TOKEN" with a personal access token
	client := &http.Client{}
	req, _ := http.NewRequest("GET", baseURL.String()+"/projects/1", nil)
	req.Header.Add("PRIVATE-TOKEN", "YOUR_PRIVATE_TOKEN")
	res, _ := client.Do(req)
	defer res.Body.Close()
	body, _ := ioutil.ReadAll(res.Body)

	// The "language" field in the project response contains the primary language
	// of the repository.
	fmt.Printf("Primary language of repository: %s\n", body)
}