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// Copyright 2018 The Gitea Authors. All rights reserved.
// Use of this source code is governed by a MIT-style
// license that can be found in the LICENSE file.
package gitea
import (
"encoding/json"
"errors"
"fmt"
"strings"
)
// Reference represents a Git reference.
type Reference struct {
Ref string `json:"ref"`
URL string `json:"url"`
Object *GitObject `json:"object"`
}
// GitObject represents a Git object.
type GitObject struct {
Type string `json:"type"`
SHA string `json:"sha"`
URL string `json:"url"`
}
// GetRepoRef get one ref's information of one repository
func (c *Client) GetRepoRef(user, repo, ref string) (*Reference, *Response, error) {
ref = strings.TrimPrefix(ref, "refs/")
r := new(Reference)
resp, err := c.getParsedResponse("GET", fmt.Sprintf("/repos/%s/%s/git/refs/%s", user, repo, ref), nil, nil, &r)
if _, ok := err.(*json.UnmarshalTypeError); ok {
// Multiple refs
return nil, resp, errors.New("no exact match found for this ref")
} else if err != nil {
return nil, resp, err
}
return r, resp, nil
}
// GetRepoRefs get list of ref's information of one repository
func (c *Client) GetRepoRefs(user, repo, ref string) ([]*Reference, *Response, error) {
ref = strings.TrimPrefix(ref, "refs/")
data, resp, err := c.getResponse("GET", fmt.Sprintf("/repos/%s/%s/git/refs/%s", user, repo, ref), nil, nil)
if err != nil {
return nil, resp, err
}
// Attempt to unmarshal single returned ref.
r := new(Reference)
refErr := json.Unmarshal(data, r)
if refErr == nil {
return []*Reference{r}, resp, nil
}
// Attempt to unmarshal multiple refs.
var rs []*Reference
refsErr := json.Unmarshal(data, &rs)
if refsErr == nil {
if len(rs) == 0 {
return nil, resp, errors.New("unexpected response: an array of refs with length 0")
}
return rs, resp, nil
}
return nil, resp, fmt.Errorf("unmarshalling failed for both single and multiple refs: %s and %s", refErr, refsErr)
}
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