$ hg init t

  $ cd t

  $ echo import > port

  $ hg add port

  $ hg commit -m 0 -u spam -d '0 0'

  $ echo export >> port

  $ hg commit -m 1 -u eggs -d '1 0'

  $ echo export > port

  $ echo vaportight >> port

  $ echo 'import/export' >> port

  $ hg commit -m 2 -u spam -d '2 0'

  $ echo 'import/export' >> port

  $ hg commit -m 3 -u eggs -d '3 0'

  $ head -n 3 port > port1

  $ mv port1 port

  $ hg commit -m 4 -u spam -d '4 0'

pattern error

  $ hg grep '**test**'

  grep: invalid match pattern: nothing to repeat* (glob)

  [1]

simple

  $ hg grep -r tip:0 '.*'

  port:4:export

  port:4:vaportight

  port:4:import/export

  $ hg grep -r tip:0 port port

  port:4:export

  port:4:vaportight

  port:4:import/export

simple from subdirectory

  $ mkdir dir

  $ cd dir

  $ hg grep -r tip:0 port

  port:4:export

  port:4:vaportight

  port:4:import/export

  $ hg grep -r tip:0 port --config ui.relative-paths=yes

  ../port:4:export

  ../port:4:vaportight

  ../port:4:import/export

  $ cd ..

simple with color

  $ hg --config extensions.color= grep --config color.mode=ansi \

  >     --color=always port port -r tip:0

  \x1b[0;35mport\x1b[0m\x1b[0;36m:\x1b[0m\x1b[0;32m4\x1b[0m\x1b[0;36m:\x1b[0mex\x1b[0;31;1mport\x1b[0m (esc)

  \x1b[0;35mport\x1b[0m\x1b[0;36m:\x1b[0m\x1b[0;32m4\x1b[0m\x1b[0;36m:\x1b[0mva\x1b[0;31;1mport\x1b[0might (esc)

  \x1b[0;35mport\x1b[0m\x1b[0;36m:\x1b[0m\x1b[0;32m4\x1b[0m\x1b[0;36m:\x1b[0mim\x1b[0;31;1mport\x1b[0m/ex\x1b[0;31;1mport\x1b[0m (esc)

simple templated

  $ hg grep port -r tip:0 \

  > -T '{path}:{rev}:{node|short}:{texts % "{if(matched, text|upper, text)}"}\n'

  port:4:914fa752cdea:exPORT

  port:4:914fa752cdea:vaPORTight

  port:4:914fa752cdea:imPORT/exPORT

  $ hg grep port -r tip:0 -T '{path}:{rev}:{texts}\n'

  port:4:export

  port:4:vaportight

  port:4:import/export

  $ hg grep port -r tip:0 -T '{path}:{tags}:{texts}\n'

  port:tip:export

  port:tip:vaportight

  port:tip:import/export

simple JSON (no "change" field)

  $ hg grep -r tip:0 -Tjson port

  [

   {

    "date": [4, 0],

    "lineno": 1,

    "node": "914fa752cdea87777ac1a8d5c858b0c736218f6c",

    "path": "port",

    "rev": 4,

    "texts": [{"matched": false, "text": "ex"}, {"matched": true, "text": "port"}],

    "user": "spam"

   },

   {

    "date": [4, 0],

    "lineno": 2,

    "node": "914fa752cdea87777ac1a8d5c858b0c736218f6c",

    "path": "port",

    "rev": 4,

    "texts": [{"matched": false, "text": "va"}, {"matched": true, "text": "port"}, {"matched": false, "text": "ight"}],

    "user": "spam"

   },

   {

    "date": [4, 0],

    "lineno": 3,

    "node": "914fa752cdea87777ac1a8d5c858b0c736218f6c",

    "path": "port",

    "rev": 4,

    "texts": [{"matched": false, "text": "im"}, {"matched": true, "text": "port"}, {"matched": false, "text": "/ex"}, {"matched": true, "text": "port"}],

    "user": "spam"

   }

  ]

simple JSON without matching lines

  $ hg grep -r tip:0 -Tjson -l port

  [

   {

    "date": [4, 0],

    "lineno": 1,

    "node": "914fa752cdea87777ac1a8d5c858b0c736218f6c",

    "path": "port",

    "rev": 4,

    "user": "spam"

   }

  ]

all

  $ hg grep --traceback --all -nu port port

  port:4:4:-:spam:import/export

  port:3:4:+:eggs:import/export

  port:2:1:-:spam:import

  port:2:2:-:spam:export

  port:2:1:+:spam:export

  port:2:2:+:spam:vaportight

  port:2:3:+:spam:import/export

  port:1:2:+:eggs:export

  port:0:1:+:spam:import

all JSON

  $ hg grep --all -Tjson port port

  [

   {

    "change": "-",

    "date": [4, 0],

    "lineno": 4,

    "node": "914fa752cdea87777ac1a8d5c858b0c736218f6c",

    "path": "port",

    "rev": 4,

    "texts": [{"matched": false, "text": "im"}, {"matched": true, "text": "port"}, {"matched": false, "text": "/ex"}, {"matched": true, "text": "port"}],

    "user": "spam"

   },

   {

    "change": "+",

    "date": [3, 0],

    "lineno": 4,

    "node": "95040cfd017d658c536071c6290230a613c4c2a6",

    "path": "port",

    "rev": 3,

    "texts": [{"matched": false, "text": "im"}, {"matched": true, "text": "port"}, {"matched": false, "text": "/ex"}, {"matched": true, "text": "port"}],

    "user": "eggs"

   },

   {

    "change": "-",

    "date": [2, 0],

    "lineno": 1,

    "node": "3b325e3481a1f07435d81dfdbfa434d9a0245b47",

    "path": "port",

    "rev": 2,

    "texts": [{"matched": false, "text": "im"}, {"matched": true, "text": "port"}],

    "user": "spam"

   },

   {

    "change": "-",

    "date": [2, 0],

    "lineno": 2,

    "node": "3b325e3481a1f07435d81dfdbfa434d9a0245b47",

    "path": "port",

    "rev": 2,

    "texts": [{"matched": false, "text": "ex"}, {"matched": true, "text": "port"}],

    "user": "spam"

   },

   {

    "change": "+",

    "date": [2, 0],

    "lineno": 1,

    "node": "3b325e3481a1f07435d81dfdbfa434d9a0245b47",

    "path": "port",

    "rev": 2,

    "texts": [{"matched": false, "text": "ex"}, {"matched": true, "text": "port"}],

    "user": "spam"

   },

   {

    "change": "+",

    "date": [2, 0],

    "lineno": 2,

    "node": "3b325e3481a1f07435d81dfdbfa434d9a0245b47",

    "path": "port",

    "rev": 2,

    "texts": [{"matched": false, "text": "va"}, {"matched": true, "text": "port"}, {"matched": false, "text": "ight"}],

    "user": "spam"

   },

   {

    "change": "+",

    "date": [2, 0],

    "lineno": 3,

    "node": "3b325e3481a1f07435d81dfdbfa434d9a0245b47",

    "path": "port",

    "rev": 2,

    "texts": [{"matched": false, "text": "im"}, {"matched": true, "text": "port"}, {"matched": false, "text": "/ex"}, {"matched": true, "text": "port"}],

    "user": "spam"

   },

   {

    "change": "+",

    "date": [1, 0],

    "lineno": 2,

    "node": "8b20f75c158513ff5ac80bd0e5219bfb6f0eb587",

    "path": "port",

    "rev": 1,

    "texts": [{"matched": false, "text": "ex"}, {"matched": true, "text": "port"}],

    "user": "eggs"

   },

   {

    "change": "+",

    "date": [0, 0],

    "lineno": 1,

    "node": "f31323c9217050ba245ee8b537c713ec2e8ab226",

    "path": "port",

    "rev": 0,

    "texts": [{"matched": false, "text": "im"}, {"matched": true, "text": "port"}],

    "user": "spam"

   }

  ]

other

  $ hg grep -r tip:0 -l port port

  port:4

  $ hg grep -r tip:0 import port

  port:4:import/export

  $ hg cp port port2

  $ hg commit -m 4 -u spam -d '5 0'

follow

  $ hg grep -r tip:0 --traceback -f 'import\n\Z' port2

  port:0:import

  $ echo deport >> port2

  $ hg commit -m 5 -u eggs -d '6 0'

  $ hg grep -f --all -nu port port2

  port2:6:4:+:eggs:deport

  port:4:4:-:spam:import/export

  port:3:4:+:eggs:import/export

  port:2:1:-:spam:import

  port:2:2:-:spam:export

  port:2:1:+:spam:export

  port:2:2:+:spam:vaportight

  port:2:3:+:spam:import/export

  port:1:2:+:eggs:export

  port:0:1:+:spam:import

  $ hg up -q null

  $ hg grep -r 'reverse(:.)' -f port

  port:0:import

Test wdir

(at least, this shouldn't crash)

  $ hg up -q

  $ echo wport >> port2

  $ hg stat

  M port2

  $ hg grep -r 'wdir()' port

  port2:2147483647:export

  port2:2147483647:vaportight

  port2:2147483647:import/export

  port2:2147483647:deport

  port2:2147483647:wport

  $ cd ..

  $ hg init t2

  $ cd t2

  $ hg grep -r tip:0 foobar foo

  [1]

  $ hg grep -r tip:0 foobar

  [1]

  $ echo blue >> color

  $ echo black >> color

  $ hg add color

  $ hg ci -m 0

  $ echo orange >> color

  $ hg ci -m 1

  $ echo black > color

  $ hg ci -m 2

  $ echo orange >> color

  $ echo blue >> color

  $ hg ci -m 3

  $ hg grep -r tip:0 orange

  color:3:orange

  $ hg grep --all orange

  color:3:+:orange

  color:2:-:orange

  color:1:+:orange

  $ hg grep --diff orange --color=debug

  [grep.filename|color][grep.sep|:][grep.rev|3][grep.sep|:][grep.inserted grep.change|+][grep.sep|:][grep.match|orange]

  [grep.filename|color][grep.sep|:][grep.rev|2][grep.sep|:][grep.deleted grep.change|-][grep.sep|:][grep.match|orange]

  [grep.filename|color][grep.sep|:][grep.rev|1][grep.sep|:][grep.inserted grep.change|+][grep.sep|:][grep.match|orange]

  $ hg grep --diff orange

  color:3:+:orange

  color:2:-:orange

  color:1:+:orange

test substring match: '^' should only match at the beginning

  $ hg grep -r tip:0 '^.' --config extensions.color= --color debug

  [grep.filename|color][grep.sep|:][grep.rev|3][grep.sep|:][grep.match|b]lack

  [grep.filename|color][grep.sep|:][grep.rev|3][grep.sep|:][grep.match|o]range

  [grep.filename|color][grep.sep|:][grep.rev|3][grep.sep|:][grep.match|b]lue

match in last "line" without newline

  $ "$PYTHON" -c 'fp = open("noeol", "wb"); fp.write(b"no infinite loop"); fp.close();'

  $ hg ci -Amnoeol

  adding noeol

  $ hg grep -r tip:0 loop

  noeol:4:no infinite loop

  $ cd ..

Issue685: traceback in grep -r after rename

Got a traceback when using grep on a single

revision with renamed files.

  $ hg init issue685

  $ cd issue685

  $ echo octarine > color

  $ hg ci -Amcolor

  adding color

  $ hg rename color colour

  $ hg ci -Am rename

  $ hg grep -r tip:0 octarine

  colour:1:octarine

  color:0:octarine

Used to crash here

  $ hg grep -r 1 octarine

  colour:1:octarine

  $ cd ..

Issue337: test that grep follows parent-child relationships instead

of just using revision numbers.

  $ hg init issue337

  $ cd issue337

  $ echo white > color

  $ hg commit -A -m "0 white"

  adding color

  $ echo red > color