comparison tests/test-fileset.t @ 38831:b975c5801487

fileset: reorder 'and' expression to evaluate basic patterns first

Timing of a crafted example (when disk cache is warm):

  $ hg files set:'binary() and path:contrib'
  (orig) time: real 0.140 secs (user 0.120+0.000 sys 0.020+0.000)
  (new)  time: real 0.040 secs (user 0.030+0.000 sys 0.010+0.000)

38830:bfd5def3fe02

  (or
    (symbol 'a1')
    (symbol 'a2')
    (and
      (func
        (symbol 'grep')
        (string 'b'))
      (func
        (symbol 'clean')
        None)))
  * matcher:
  <unionmatcher matchers=[
    <patternmatcher patterns='(?:a1$)'>,
    <patternmatcher patterns='(?:a2$)'>,
    <intersectionmatcher
      m1=<predicatenmatcher pred=grep('b')>,
      m2=<predicatenmatcher pred=clean>>]>
  a1
  a2
  b1
  b2

  $ echo '^bin$' >> .hgignore
  $ fileset 'binary() and ignored()'
  bin
  $ hg add bin
  $ fileset 'binary()'
  bin

  $ fileset 'grep("b{1}")'
  .hgignore
  b1

38831:b975c5801487

  (or
    (symbol 'a1')
    (symbol 'a2')
    (and
      (func
        (symbol 'clean')
        None)
      (func
        (symbol 'grep')
        (string 'b'))))
  * matcher:
  <unionmatcher matchers=[
    <patternmatcher patterns='(?:a1$)'>,
    <patternmatcher patterns='(?:a2$)'>,
    <intersectionmatcher
      m1=<predicatenmatcher pred=clean>,
      m2=<predicatenmatcher pred=grep('b')>>]>
  a1
  a2
  b1
  b2

  $ echo '^bin$' >> .hgignore
  $ fileset 'binary() and ignored()'
  bin
  $ hg add bin
  $ fileset 'binary()'
  bin

  $ fileset -p optimized -s 'binary() and b*'
  * optimized:
  (and
    (symbol 'b*')
    (func
      (symbol 'binary')
      None))
  * matcher:
  <intersectionmatcher
    m1=<patternmatcher patterns='(?:b[^/]*$)'>,
    m2=<predicatenmatcher pred=binary>>
  bin

  $ fileset 'grep("b{1}")'
  .hgignore
  b1