2192 

  2193 Test registrar.delayregistrar via revset.extpredicate

  2194 

  2195 'extpredicate' decorator shouldn't register any functions until

  2196 'setup()' on it.

  2197 

  2198   $ cd repo

  2199 

  2200   $ cat <<EOF > $TESTTMP/custompredicate.py

  2201   > from mercurial import revset

  2202   > 

  2203   > revsetpredicate = revset.extpredicate()

  2204   > 

  2205   > @revsetpredicate('custom1()')

  2206   > def custom1(repo, subset, x):

  2207   >     return revset.baseset([1])

  2208   > @revsetpredicate('custom2()')

  2209   > def custom2(repo, subset, x):

  2210   >     return revset.baseset([2])

  2211   > 

  2212   > def uisetup(ui):

  2213   >     if ui.configbool('custompredicate', 'enabled'):

  2214   >         revsetpredicate.setup()

  2215   > EOF

  2216   $ cat <<EOF > .hg/hgrc

  2217   > [extensions]

  2218   > custompredicate = $TESTTMP/custompredicate.py

  2219   > EOF

  2220 

  2221   $ hg debugrevspec "custom1()"

  2222   hg: parse error: unknown identifier: custom1

  2223   [255]

  2224   $ hg debugrevspec "custom2()"

  2225   hg: parse error: unknown identifier: custom2

  2226   [255]

  2227   $ hg debugrevspec "custom1() or custom2()" --config custompredicate.enabled=true

  2228   1

  2229   2

  2230 

  2231   $ cd ..