RFR: Make ext.py compatible with hg5 api

Erik Duveblad via github.com duke at openjdk.java.net
Thu Aug 22 13:12:59 UTC 2019


On Thu, 22 Aug 2019 12:46:50 GMT, Erik Duveblad via github.com <duke at openjdk.java.net> wrote:

> On Thu, 22 Aug 2019 12:04:42 GMT, Jorn Vernee via github.com <duke at openjdk.java.net> wrote:
> 
>> The HG api changes in version 5 to drop the first 2 parameters to `mercurial.match.exact`, which breaks the extension script.
>> 
>> This PR detects whether we're running on hg 5, and if so, calls the function without the first 2 arguments instead.
>> 
>> ----------------
>> 
>> Commits:
>>  - 741ee3e3:	Make ext.py compatible with hg5 api
>> 
>> Pull request:
>> https://git.openjdk.java.net/skara/pull/67
>> 
>> Webrev:
>> https://webrevs.openjdk.java.net/skara/67/webrev.00
>> 
>> Patch:
>> https://git.openjdk.java.net/skara/pull/67.diff
>> 
>> Fetch command:
>> git fetch https://git.openjdk.java.net/skara pull/67/head:pull/67
> 
> vcs/src/main/resources/ext.py line 62:
> 
>> 61:     Wrapper for mercurial.match.exact that ignores some arguments based on the used version
>> 62:     """
>> 63:     if mercurial.util.versiontuple() < 5:
> 
> Two questions here:
> 1. How does this check work? `versiontuple()` returns a tuple, e.g. `(4, 9, 2)`, how can you compare a tuple to an `int`?
> 2. `mercurial.util.versiontuple()` is fairly new (added 2015) whereas `mercurial.util.version()` has been around since 2009. Is it possible to implement the check using `mercurial.util.version()` instead? Like `mercurial.util.version().startswith("5")`?
> 
> PR: https://git.openjdk.java.net/skara/pull/67

Ok, great!

PR: https://git.openjdk.java.net/skara/pull/67


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