From 233e3ffe0ef35dbabe49340ba567499690dcc166 Mon Sep 17 00:00:00 2001
From: Michael Trier <mtrier@gmail.com>
Date: Fri, 30 May 2008 21:01:44 -0400
Subject: renamed git_python to git. Removed pop_key and replaced with
 dict.pop. Fixed up tests so they pass except for stderr test. Modified
 version information retrieval.

---
 lib/git/head.py | 107 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 107 insertions(+)
 create mode 100644 lib/git/head.py

(limited to 'lib/git/head.py')

diff --git a/lib/git/head.py b/lib/git/head.py
new file mode 100644
index 00000000..58191fd8
--- /dev/null
+++ b/lib/git/head.py
@@ -0,0 +1,107 @@
+import commit
+
+class Head(object):
+    """
+    A Head is a named reference to a Commit. Every Head instance contains a name
+    and a Commit object.
+
+    Examples::
+
+        >>> repo = Repo("/path/to/repo")
+        >>> head = repo.heads[0]
+
+        >>> head.name       
+        'master'
+
+        >>> head.commit     
+        <GitPython.Commit "1c09f116cbc2cb4100fb6935bb162daa4723f455">
+
+        >>> head.commit.id
+        '1c09f116cbc2cb4100fb6935bb162daa4723f455'
+    """
+
+    def __init__(self, name, commit):
+        """
+        Instantiate a new Head
+
+        `name`
+            is the name of the head
+
+        `commit`
+            is the Commit that the head points to
+
+        Returns
+            GitPython.Head
+        """
+        self.name = name
+        self.commit = commit
+
+    @classmethod
+    def find_all(cls, repo, **kwargs):
+        """
+        Find all Heads
+
+        `repo`
+            is the Repo
+
+        `kwargs`
+            is a dict of options
+
+        Returns
+            GitPython.Head[]
+        """
+
+        options = {'sort': "committerdate",
+                   'format': "%(refname)%00%(objectname)"}
+        options.update(kwargs)
+
+        output = repo.git.for_each_ref("refs/heads", **options)
+        return cls.list_from_string(repo, output)
+
+    @classmethod
+    def list_from_string(cls, repo, text):
+        """
+        Parse out head information into an array of baked head objects
+
+        ``repo``
+            is the Repo
+        ``text``
+            is the text output from the git command
+
+        Returns
+            GitPython.Head[]
+        """
+        heads = []
+
+        for line in text.splitlines():
+            heads.append(cls.from_string(repo, line))
+
+        return heads
+
+    @classmethod
+    def from_string(cls, repo, line):
+        """
+        Create a new Head instance from the given string.
+
+        ``repo``
+            is the Repo
+
+        ``line``
+            is the formatted head information
+
+        Format
+            name: [a-zA-Z_/]+
+            <null byte>
+            id: [0-9A-Fa-f]{40}
+
+        Returns
+            GitPython.Head
+        """
+        print line
+        full_name, ids = line.split("\x00")
+        name = full_name.split("/")[-1]
+        c = commit.Commit(repo, **{'id': ids})
+        return Head(name, c)
+
+    def __repr__(self):
+        return '<GitPython.Head "%s">' % self.name
-- 
cgit v1.2.1