author | Nishanth Amuluru <nishanth@fossee.in> |
Sun, 09 Jan 2011 11:13:36 +0530 | |
changeset 114 | 1a88b04adb39 |
parent 69 | c6bca38c1cbf |
permissions | -rw-r--r-- |
69
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1 |
Mercurial supports a functional language for selecting a set of |
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2 |
revisions. |
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3 |
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4 |
The language supports a number of predicates which are joined by infix |
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5 |
operators. Parenthesis can be used for grouping. |
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6 |
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7 |
Identifiers such as branch names must be quoted with single or double |
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8 |
quotes if they contain characters outside of |
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9 |
``[._a-zA-Z0-9\x80-\xff]`` or if they match one of the predefined |
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10 |
predicates. |
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11 |
|
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Special characters can be used in quoted identifiers by escaping them, |
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13 |
e.g., ``\n`` is interpreted as a newline. To prevent them from being |
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14 |
interpreted, strings can be prefixed with ``r``, e.g. ``r'...'``. |
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15 |
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16 |
There is a single prefix operator: |
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17 |
|
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18 |
``not x`` |
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Changesets not in x. Short form is ``! x``. |
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20 |
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21 |
These are the supported infix operators: |
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22 |
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``x::y`` |
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24 |
A DAG range, meaning all changesets that are descendants of x and |
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25 |
ancestors of y, including x and y themselves. If the first endpoint |
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is left out, this is equivalent to ``ancestors(y)``, if the second |
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is left out it is equivalent to ``descendants(x)``. |
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An alternative syntax is ``x..y``. |
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``x:y`` |
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All changesets with revision numbers between x and y, both |
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inclusive. Either endpoint can be left out, they default to 0 and |
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34 |
tip. |
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``x and y`` |
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37 |
The intersection of changesets in x and y. Short form is ``x & y``. |
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38 |
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39 |
``x or y`` |
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40 |
The union of changesets in x and y. There are two alternative short |
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forms: ``x | y`` and ``x + y``. |
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42 |
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43 |
``x - y`` |
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44 |
Changesets in x but not in y. |
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45 |
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46 |
The following predicates are supported: |
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47 |
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.. predicatesmarker |
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49 |
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50 |
Command line equivalents for :hg:`log`:: |
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51 |
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-f -> ::. |
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53 |
-d x -> date(x) |
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54 |
-k x -> keyword(x) |
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-m -> merge() |
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-u x -> user(x) |
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-b x -> branch(x) |
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-P x -> !::x |
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-l x -> limit(expr, x) |
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61 |
Some sample queries: |
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62 |
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- Changesets on the default branch:: |
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64 |
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hg log -r "branch(default)" |
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- Changesets on the default branch since tag 1.5 (excluding merges):: |
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hg log -r "branch(default) and 1.5:: and not merge()" |
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- Open branch heads:: |
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hg log -r "head() and not closed()" |
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- Changesets between tags 1.3 and 1.5 mentioning "bug" that affect |
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76 |
``hgext/*``:: |
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hg log -r "1.3::1.5 and keyword(bug) and file('hgext/*')" |
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- Changesets in committed May 2008, sorted by user:: |
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81 |
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hg log -r "sort(date('May 2008'), user)" |
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- Changesets mentioning "bug" or "issue" that are not in a tagged |
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release:: |
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hg log -r "(keyword(bug) or keyword(issue)) and not ancestors(tagged())" |