Previewing changes

[Aaron Bentley]

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Robert Collins wrote:
> On Thu, 2008-07-31 at 09:35 +1000, Ben Finney wrote:
>> Is this the point at which 'bzr merge --preview' is doing something
>> that is impossible to pass to the existing 'bzr diff' functionality?
> 
> A revspec might work - 
> diff -r preview:BRANCHSPEC

Right, but then
1. How do you specify the merge type?
2. How do you enable --reprocess
3. How do you enable --show-base?
4. How do you specify a range of revisions to merge into the branch?

Aaron
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