rename commands.dodiff to patch.diff.
rename commands.doexport to patch.export.
move some functions from commands to new mercurial.cmdutil module.
turn list of diff options into mdiff.diffopts class.
patch.diff and patch.export now has clean api for call from 3rd party
python code.
This uses code from Matt to calculate the size change that
would result from applying a delta to keep an accurate running
total of the text size during revlog.addgroup
Based on a patch by Fuming Wang
- add util.binary which decides whether a file is binary if it has any NUL
characters in the first 1K.
- teach mdiff.unidiff to print "binary file <x> has changed" for binary files
- add text flag to cause unidiff and dodiff to treat all files as text
- add -a and --text flags (like diff(1)) to hg diff and export
- update docs
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Remove all remaining print statements
Convert most prints to ui.warn or ui.write
Pass a write function into transactions
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Show revisions in diffs like CVS, based on a patch from Goffredo Baroncelli.
Changes from the original patch:
- - Use 'diff -r ...' instead of 'hg diff -r ...' to support filetype detection
by at least file(1) and vim.
- - Adjusted tests for this change.
- - Some cleanups.
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mdiff: fix the fix
I saw you check in the thing back in but with another typo.
You check in "la < lenb", should be "la < lena".
So we are even :-)
Chris
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mdiff: reinstate new algorithm
This unreverts the new algorithm with a fix from Chris (s/len/lena)
and adds some comments on what it's doing.
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mdiff: revert grouping optimization for the time being
This had trouble with Ted T'so import test while the original didn't.
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diff: use tab to separate date from filename
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import and startup cleanups
add commands:run()
add copyright notice to commands
eliminate/reorganize imports to speed up start time:
0.5b:
$ time bash -c 'for i in `seq 100`; do ~/bin/hg > /dev/null; done'
real 0m7.718s
user 0m6.719s
sys 0m0.794s
new:
$ time bash -c 'for i in `seq 100`; do hg > /dev/null; done'
real 0m2.171s
user 0m1.684s
sys 0m0.444s
just python:
$ time bash -c 'for i in `seq 100`; do python -c pass; done'
real 0m0.988s
user 0m0.771s
sys 0m0.207s
Ignoring the fixed cost of loading the Python interpreter, we're 5.6
times faster. With the Python load time, we're still 3.5 times faster.
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This is more intelligent/efficient by combining neighboring inserts,
replaces and deletes. Passes test of converting kernel repo, but
doesn't appear to substantially affect compression or performance.
