view contrib/casesmash.py @ 43257:675c776fbcd1

sidedatacopies: directly fetch copies information from sidedata

When using the sidedata mode, we don't need a complicated and expensive
`context` object. Instead we directly fetch copies information from the
sidedata (through a changelogrevision object). More optimisations coming.

revision: large amount; added files: large amount; rename small amount; c3b14617fbd7 9ba6ab77fd29
filelog: ! wall 3.679613 comb 3.680000 user 3.580000 sys 0.100000 (median of 3)
base:    ! wall 8.884369 comb 8.880000 user 8.850000 sys 0.030000 (median of 3)
before:  ! wall 4.681985 comb 4.680000 user 4.640000 sys 0.040000 (median of 3)
after:   ! wall 3.955894 comb 3.950000 user 3.940000 sys 0.010000 (median of 3)
revision: large amount; added files: small amount; rename small amount; c3b14617fbd7 f650a9b140d2
filelog: ! wall 0.003357 comb 0.010000 user 0.010000 sys 0.000000 (median of 781)
base:    ! wall 12.398524 comb 12.400000 user 12.330000 sys 0.070000 (median of 3)
before:  ! wall 6.459592 comb 6.470000 user 6.390000 sys 0.080000 (median of 3)
after:   ! wall 5.505774 comb 5.500000 user 5.410000 sys 0.090000 (median of 3)
revision: large amount; added files: large amount; rename large amount; 08ea3258278e d9fa043f30c0
filelog: ! wall 2.754687 comb 2.760000 user 2.650000 sys 0.110000 (median of 4)
base:    ! wall 1.423166 comb 1.420000 user 1.400000 sys 0.020000 (median of 8)
before:  ! wall 0.961048 comb 0.960000 user 0.940000 sys 0.020000 (median of 11)
after:   ! wall 0.882950 comb 0.880000 user 0.880000 sys 0.000000 (median of 11)
revision: small amount; added files: large amount; rename large amount; df6f7a526b60 a83dc6a2d56f
filelog: ! wall 1.552293 comb 1.550000 user 1.510000 sys 0.040000 (median of 6
base:    ! wall 0.022662 comb 0.020000 user 0.020000 sys 0.000000 (median of 128)
before:  ! wall 0.021649 comb 0.020000 user 0.020000 sys 0.000000 (median of 135)
after:   ! wall 0.020951 comb 0.020000 user 0.020000 sys 0.000000 (median of 141)
revision: small amount; added files: large amount; rename small amount; 4aa4e1f8e19a 169138063d63
filelog: ! wall 1.500983 comb 1.500000 user 1.420000 sys 0.080000 (median of 7)
base:    ! wall 0.006956 comb 0.010000 user 0.010000 sys 0.000000 (median of 392)
before:  ! wall 0.004022 comb 0.000000 user 0.000000 sys 0.000000 (median of 735)
after:   ! wall 0.003988 comb 0.000000 user 0.000000 sys 0.000000 (median of 736)
revision: small amount; added files: small amount; rename small amount; 4bc173b045a6 964879152e2e
filelog: ! wall 0.011745 comb 0.020000 user 0.020000 sys 0.000000 (median of 250)
base:    ! wall 0.000156 comb 0.000000 user 0.000000 sys 0.000000 (median of 17180)
before:  ! wall 0.000118 comb 0.000000 user 0.000000 sys 0.000000 (median of 19170)
after:   ! wall 0.000097 comb 0.000000 user 0.000000 sys 0.000000 (median of 27276)
revision: medium amount; added files: large amount; rename medium amount; c95f1ced15f2 2c68e87c3efe
filelog: ! wall 3.228230 comb 3.230000 user 3.110000 sys 0.120000 (median of 4)
base:    ! wall 0.997640 comb 1.000000 user 0.980000 sys 0.020000 (median of 10)
before:  ! wall 0.679500 comb 0.680000 user 0.680000 sys 0.000000 (median of 15)
after:   ! wall 0.596779 comb 0.600000 user 0.600000 sys 0.000000 (median of 17)
revision: medium amount; added files: medium amount; rename small amount; d343da0c55a8 d7746d32bf9d
filelog: ! wall 1.052501 comb 1.060000 user 1.040000 sys 0.020000 (median of 10
base:    ! wall 0.214519 comb 0.220000 user 0.220000 sys 0.000000 (median of 45)
before:  ! wall 0.149675 comb 0.150000 user 0.150000 sys 0.000000 (median of 66)
after:   ! wall 0.130786 comb 0.130000 user 0.130000 sys 0.000000 (median of 75)

Differential Revision: https://phab.mercurial-scm.org/D7072

from __future__ import absolute_import
import __builtin__
import os
from mercurial import util


def lowerwrap(scope, funcname):
    f = getattr(scope, funcname)

    def wrap(fname, *args, **kwargs):
        d, base = os.path.split(fname)
        try:
            files = os.listdir(d or '.')
        except OSError:
            files = []
        if base in files:
            return f(fname, *args, **kwargs)
        for fn in files:
            if fn.lower() == base.lower():
                return f(os.path.join(d, fn), *args, **kwargs)
        return f(fname, *args, **kwargs)

    scope.__dict__[funcname] = wrap


def normcase(path):
    return path.lower()


os.path.normcase = normcase

for f in 'file open'.split():
    lowerwrap(__builtin__, f)

for f in "chmod chown open lstat stat remove unlink".split():
    lowerwrap(os, f)

for f in "exists lexists".split():
    lowerwrap(os.path, f)

lowerwrap(util, 'posixfile')