git2r: Provides Access to Git Repositories


> library(git2r)
> repo <- repository("~/git/rpkg_showcase/")

バージョン: 0.15.0

関数名 概略
[,git_tree,integer,missing-method Extract object from tree
add Add file(s) to index
ahead_behind Ahead Behind
blame Get blame for file
blob_create Create blob from file on disk
branch_create Create a branch
branch_delete Delete a branch
branch_get_upstream Get remote tracking branch
branch_remote_name Remote name of a branch
branch_remote_url Remote url of a branch
branch_rename Rename a branch
branch_set_upstream Set remote tracking branch
branch_target Get target (sha) pointed to by a branch
branches Branches
bundle_r_package Bundle bare repo of package
checkout Checkout
clone Clone a remote repository
coerce-git_repository-method Coerce Git repository to a 'data.frame'
coerce-git_tree-data.frame-method Coerce entries in a git_tree to a 'data.frame'
coerce-git_tree-list-method Coerce entries in a git_tree to a list of entry objects
commit Commit
commits Commits
config Config
content Content of blob
contributions Contributions
cred_env Create a new environmental credential object
cred_env-class S4 class to handle environmental variables credential object
cred_ssh_key Create a new passphrase-protected ssh key credential object
cred_ssh_key-class S4 class to handle a passphrase-protected ssh key credential object
cred_token Create a new personal access token credential object
cred_token-class S4 class to handle a personal access token credential object
cred_user_pass Create a new plain-text username and password credential object
cred_user_pass-class S4 class to handle plain-text username and password credential object
default_signature Get the signature
descendant_of Descendant diff,git_repository-method Changes between commits, trees, working tree, etc.
discover_repository Find path to repository for any file
fetch Fetch new data and update tips
fetch_heads Get updated heads during the last fetch.
git2r git2r: R bindings to the libgit2 library
git_blame-class S4 class to handle a git blame for a single file
git_blame_hunk-class S4 class to represent a blame hunk
git_blob-class S4 class to handle a git blob
git_branch-class S4 class to handle a git branch
git_commit-class S4 class to handle a git commit.
git_diff-class Git diff
git_diff_file-class Git diff file
git_diff_hunk-class Git diff hunk
git_diff_line-class Git diff line
git_fetch_head-class S4 class to handle a fetch head
git_merge_result-class S4 class to handle the merge result
git_note-class S4 class to handle a git note
git_reference-class S4 class to handle a git reference
git_reflog_entry-class S4 class to handle a git reflog entry.
git_repository-class S4 class to handle a git repository
git_signature-class S4 class to handle a git signature
git_stash-class S4 class to handle a git stash
git_tag-class S4 class to handle a git tag
git_time-class S4 class to handle a git time in a signature
git_transfer_progress-class Class '"git_transfer_progress"'
git_tree-class S4 class to handle a git tree
hash Determine the sha from a blob string
hashfile Determine the sha from a blob in a file
head,git_repository-method Get HEAD for a repository
in_repository Determine if a directory is in a git repository
init Init a repository
is_bare Check if repository is bare
is_binary Is blob binary
is_blob Check if object is S4 class git_blob
is_commit Check if object is S4 class git_commit
is_detached Check if HEAD of repository is detached
is_empty Check if repository is empty
is_head Check if branch is head
is_local Check if branch is local
is_merge Is merge
is_shallow Determine if the repository was a shallow clone
length,git_blob-method Size in bytes of the contents of a blob
length,git_diff-method Number of files in git_diff object
length,git_tree-method Number of entries in tree
libgit2_features Compile time options for libgit2.
libgit2_sha SHA of the libgit2 library
libgit2_version Version of the libgit2 library
lookup Lookup
merge,git_repository,character-method Merge a branch into HEAD
merge_base Find a merge base between two commits
note_create Add note for a object
note_default_ref Default notes reference
note_remove Remove the note for an object
notes List notes
odb_blobs Blobs in the object database
odb_objects List all objects available in the database
parents Parents
plot,git_repository-method Plot commits over time
pull Pull
punch_card Punch card
push Push
references Get all references that can be found in a repository.
reflog List and view reflog information
remote_add Add a remote to a repo
remote_ls List references in a remote repository
remote_remove Remove a remote
remote_rename Rename a remote
remote_set_url Set the remote's url in the configuration
remote_url Get the remote url for remotes in a repo
remotes Get the configured remotes for a repo
repository Open a repository
reset Reset current HEAD to the specified state
revparse_single Revparse
rm_file Remove files from the working tree and from the index
show,git_blob-method Brief summary of blob
show,git_branch-method Brief summary of branch
show,git_commit-method Brief summary of commit
show,git_diff-method Show a diff
show,git_merge_result-method Brief summary of merge result
show,git_note-method Brief summary of note
show,git_reference-method Brief summary of reference
show,git_reflog_entry-method Brief summary of a reflog entry
show,git_repository-method Brief summary of repository
show,git_signature-method Brief summary of signature
show,git_stash-method Brief summary of a stash
show,git_tag-method Brief summary of a tag
show,git_time-method Brief summary of 'git_time'
show,git_tree-method Brief summary of tree
ssl_cert_locations Set the SSL certificate-authority locations
stash Stash
stash_drop Drop stash
stash_list List stashes in repository
status Status
summary,git_blob-method Summary of blob
summary,git_commit-method Summary of commit
summary,git_diff-method Show the summary of a diff
summary,git_repository-method Summary of repository
summary,git_stash-method Summary of a stash
summary,git_tag-method Summary of a tag
summary,git_tree-method Summary of tree
tag Create tag targeting HEAD commit in repository
tags Tags
tree Tree
when When
workdir Workdir of repository




  • repo
  • path
  • ...
  • force
> # git add
> add(repo, path, ...)




  • repo
  • flags... ブランチの参照先を指定する。all, local, remote
> branches(repo, flags = "local")
[376daa] (Local) (HEAD) master
> branches(repo, flags = "remote")
[06ee39] (origin @ gh-pages

[436627] (origin @ master




  • commit
  • name
  • force
> commit_1 <- commit(repo, "First commit message")
> branch_create(commit = commit_1, name = "test-branch", force = FALSE)



> branch_delete(branch)



> head(repo) %>% branch_get_upstream()
Error in x[seq_len(n)]: object of type 'S4' is not subsettable


> branches(repo)[[3]] %>% branch_remote_name()
[1] "origin"



> head(repo) %>% branch_get_upstream() %>%  branch_remote_url()
Error in x[seq_len(n)]: object of type 'S4' is not subsettable



> head(repo) %>% branch_set_upstream(name = "origin/master")




  • url
  • local_path
  • bare
  • branch
  • credentials
  • progress
> clone(url, local_path, bare = FALSE, branch = NULL, credentials = NULL,
+   progress = TRUE)


> config(repo = NULL, global = FALSE,,, ...)




  • repo
  • message
  • all
  • session
  • reference
  • author
  • committer
> commit(repo, message = NULL, all = FALSE, session = FALSE,
+   reference = "HEAD", author = default_signature(repo),
+   committer = default_signature(repo))


> git2r::diff
standardGeneric for "diff" defined from package "base"

function (x, ...) 
<environment: 0x1058ae230>
Methods may be defined for arguments: x
Use  showMethods("diff")  for currently available ones.




  • path... リポジトリを作成するパス
  • bare... ベアリポジトリとするかどうか。ベアリポジトリには作業ファイルは存在せず、管理ファイルのみのリポジトリとなる
> init(path, bare = FALSE)



> punch_card(repo)


> remotes(repo)
[1] "origin"



> repository("~/git/rpkg_showcase/") %>% {
+   print(.)
+   class(.)
+ }
Local:    master /Users/uri/git/rpkg_showcase/
Remote:   master @ origin (
Head:     [376daa1] 2015-09-19: change
[1] "git_repository"
[1] "git2r"



  • repo
  • path
> rm_file(repo, path)



> status(repo, 
+        staged    = TRUE, 
+        unstaged  = TRUE, 
+        untracked = TRUE,
+        ignored   = FALSE) %>% 
+   attributes()
[1] "staged"    "unstaged"  "untracked"

[1] "git_status"


> git2r::summary(repo)
Local:    master /Users/uri/git/rpkg_showcase/
Remote:   master @ origin (
Head:     [376daa1] 2015-09-19: change

Branches:          3
Tags:              0
Commits:           5
Contributors:      1
Stashes:           0
Ignored files:    13
Untracked files: 524
Unstaged files:   19
Staged files:      0

Latest commits:
[376daa1] 2015-09-19: change
[ae39e96] 2015-09-19: change
[436627e] 2015-05-12: [ADD]great packages :package:
[2f4a0bf] 2015-05-12: [UPGRADE]add .md
[35c3f1c] 2015-05-11: [ADD]initial commit :hatching_chick:




  • object
  • name
  • message
  • session
  • tagger
> tag(repo, name = "Tagname", message = "Tag message")



> tags(repo)
<condition: >





> workdir(repo)
[1] "/Users/uri/git/rpkg_showcase/"