def rev_parse(ref):
proc = Popen(["git", "rev-parse", ref], stdout=PIPE, stderr=STDOUT)
output = proc.communicate()[0].strip()
if proc.returncode != 0:
raise SCMError("rev-parse error: %s" % output)
return output
def bisect(*args):
"""
Perform a bisection.
"""
proc = Popen((["git", "bisect"] + list(args)), stdout=PIPE, stderr=STDOUT)
output = proc.communicate()[0]
if proc.returncode != 0:
raise SCMError("bisect error: %s" % output)
return output
def stash():
"""
Stash the repository.
"""
proc = Popen(["git", "stash", "save", "--keep-index"],
stdout=PIPE,
stderr=STDOUT)
output = proc.communicate()[0].strip()
if proc.returncode != 0:
raise SCMError("stash error: %s" % output)
def current_branch():
"""
Get the current branch.
"""
proc = Popen(["git", "branch", "--no-color"], stdout=PIPE, stderr=STDOUT)
output = proc.communicate()[0].strip()
if proc.returncode != 0:
raise SCMError("branch error: %s" % output)
branch_name = GIT_BRANCH_EXPR.findall(output)[0]
return branch_name != "(no branch)" and branch_name or None
def checkout(revision):
"""
Checkout a revision from git.
"""
proc = Popen(["git", "checkout", "-f", revision],
stdout=PIPE,
stderr=STDOUT)
output = proc.communicate()[0].strip()
if proc.returncode != 0:
raise SCMError("checkout error: %s" % output)
def dirty():
"""
Check if the working tree is dirty.
"""
proc = Popen(["git", "status"], stdout=PIPE, stderr=STDOUT)
output = proc.communicate()[0].strip()
if proc.returncode != 0:
raise SCMError("status error: %s" % output)
if "modified:" in output:
return True
else:
return False
def revisions(rev_a, rev_b):
"""
Get a list of revisions from one to another.
"""
proc = Popen(["git", "log", "--format=%H", ("%s...%s" % (rev_a, rev_b))],
stdout=PIPE,
stderr=STDOUT)
output = proc.communicate()[0].strip()
if proc.returncode != 0:
raise SCMError("log error: %s" % output)
return output.split("\n")