shelve: extract some repeated creation of shelf instances to variables
This just looks cleaner to me; I'd be surprised if there's any
measurable performance improvement.
Differential Revision: https://phab.mercurial-scm.org/D9714
# See http://EditorConfig.org for the specification
root = true
[*.py]
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end_of_line = lf
[*.{c,h}]
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indent_style = tab
trim_trailing_whitespace = true
end_of_line = lf
[*.t]
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end_of_line = lf