mirror of
https://github.com/MichaelMure/git-bug.git
synced 2024-12-15 02:01:43 +03:00
100 lines
2.8 KiB
Go
100 lines
2.8 KiB
Go
// Package repository contains helper methods for working with a Git repo.
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package repository
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import (
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"bytes"
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"github.com/MichaelMure/git-bug/util"
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"strings"
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)
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// Repo represents a source code repository.
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type Repo interface {
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// GetPath returns the path to the repo.
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GetPath() string
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// GetUserName returns the name the the user has used to configure git
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GetUserName() (string, error)
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// GetUserEmail returns the email address that the user has used to configure git.
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GetUserEmail() (string, error)
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// GetCoreEditor returns the name of the editor that the user has used to configure git.
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GetCoreEditor() (string, error)
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// FetchRefs fetch git refs from a remote
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FetchRefs(remote string, refPattern string, remoteRefPattern string) error
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// PushRefs push git refs to a remote
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PushRefs(remote string, refPattern string) error
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// StoreData will store arbitrary data and return the corresponding hash
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StoreData(data []byte) (util.Hash, error)
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// ReadData will attempt to read arbitrary data from the given hash
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ReadData(hash util.Hash) ([]byte, error)
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// StoreTree will store a mapping key-->Hash as a Git tree
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StoreTree(mapping []TreeEntry) (util.Hash, error)
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// StoreCommit will store a Git commit with the given Git tree
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StoreCommit(treeHash util.Hash) (util.Hash, error)
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// StoreCommit will store a Git commit with the given Git tree
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StoreCommitWithParent(treeHash util.Hash, parent util.Hash) (util.Hash, error)
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// UpdateRef will create or update a Git reference
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UpdateRef(ref string, hash util.Hash) error
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// ListRefs will return a list of Git ref matching the given refspec
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ListRefs(refspec string) ([]string, error)
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// RefExist will check if a reference exist in Git
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RefExist(ref string) (bool, error)
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// CopyRef will create a new reference with the same value as another one
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CopyRef(source string, dest string) error
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// ListCommits will return the list of tree hashes of a ref, in chronological order
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ListCommits(ref string) ([]util.Hash, error)
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// ListEntries will return the list of entries in a Git tree
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ListEntries(hash util.Hash) ([]TreeEntry, error)
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// FindCommonAncestor will return the last common ancestor of two chain of commit
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FindCommonAncestor(hash1 util.Hash, hash2 util.Hash) (util.Hash, error)
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// Return the git tree hash referenced in a commit
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GetTreeHash(commit util.Hash) (util.Hash, error)
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}
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func prepareTreeEntries(entries []TreeEntry) bytes.Buffer {
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var buffer bytes.Buffer
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for _, entry := range entries {
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buffer.WriteString(entry.Format())
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}
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return buffer
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}
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func readTreeEntries(s string) ([]TreeEntry, error) {
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splitted := strings.Split(s, "\n")
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casted := make([]TreeEntry, len(splitted))
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for i, line := range splitted {
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if line == "" {
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continue
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}
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entry, err := ParseTreeEntry(line)
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if err != nil {
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return nil, err
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}
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casted[i] = entry
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}
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return casted, nil
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}
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