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comparison mercurial/exthelper.py @ 41046:f5ec93f69171

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exthelper: drop fileset/revset/template support for now Yuya raised concerns about duplicating registrar functionality. There are a couple of ideas to work around this, which would allow bringing them back, and then backporting to evolve. For now, I just want to get the subsequent changes landed before the bulk b'' rewrite makes rebasing too hard.
author Matt Harbison <matt_harbison@yahoo.com>
date Sat, 22 Dec 2018 22:44:24 -0500
parents c1476d095d57
children 021496277392
comparison
equal deleted inserted replaced
41045:c1476d095d57 41046:f5ec93f69171
12 from __future__ import absolute_import 12 from __future__ import absolute_import
13 13
14 from . import ( 14 from . import (
15 commands, 15 commands,
16 extensions, 16 extensions,
17 fileset as filesetmod,
18 registrar, 17 registrar,
19 revset as revsetmod,
20 templatekw as templatekwmod,
21 ) 18 )
22 19
23 class exthelper(object): 20 class exthelper(object):
24 """Helper for modular extension setup 21 """Helper for modular extension setup
25 22
32 def __init__(self): 29 def __init__(self):
33 self._uipopulatecallables = [] 30 self._uipopulatecallables = []
34 self._uicallables = [] 31 self._uicallables = []
35 self._extcallables = [] 32 self._extcallables = []
36 self._repocallables = [] 33 self._repocallables = []
37 self._revsetsymbols = []
38 self._filesetsymbols = []
39 self._templatekws = []
40 self._commandwrappers = [] 34 self._commandwrappers = []
41 self._extcommandwrappers = [] 35 self._extcommandwrappers = []
42 self._functionwrappers = [] 36 self._functionwrappers = []
43 self._duckpunchers = [] 37 self._duckpunchers = []
44 self.cmdtable = {} 38 self.cmdtable = {}
58 def merge(self, other): 52 def merge(self, other):
59 self._uicallables.extend(other._uicallables) 53 self._uicallables.extend(other._uicallables)
60 self._uipopulatecallables.extend(other._uipopulatecallables) 54 self._uipopulatecallables.extend(other._uipopulatecallables)
61 self._extcallables.extend(other._extcallables) 55 self._extcallables.extend(other._extcallables)
62 self._repocallables.extend(other._repocallables) 56 self._repocallables.extend(other._repocallables)
63 self._revsetsymbols.extend(other._revsetsymbols)
64 self._filesetsymbols.extend(other._filesetsymbols)
65 self._templatekws.extend(other._templatekws)
66 self._commandwrappers.extend(other._commandwrappers) 57 self._commandwrappers.extend(other._commandwrappers)
67 self._extcommandwrappers.extend(other._extcommandwrappers) 58 self._extcommandwrappers.extend(other._extcommandwrappers)
68 self._functionwrappers.extend(other._functionwrappers) 59 self._functionwrappers.extend(other._functionwrappers)
69 self._duckpunchers.extend(other._duckpunchers) 60 self._duckpunchers.extend(other._duckpunchers)
70 self.cmdtable.update(other.cmdtable) 61 self.cmdtable.update(other.cmdtable)
123 The following operations belong here: 114 The following operations belong here:
124 115
125 - Changes depending on the status of other extensions. (if 116 - Changes depending on the status of other extensions. (if
126 extensions.find('mq')) 117 extensions.find('mq'))
127 - Add a global option to all commands 118 - Add a global option to all commands
128 - Register revset functions
129 """ 119 """
130 knownexts = {} 120 knownexts = {}
131
132 revsetpredicate = registrar.revsetpredicate()
133 for name, symbol in self._revsetsymbols:
134 revsetpredicate(name)(symbol)
135 revsetmod.loadpredicate(ui, 'evolve', revsetpredicate)
136
137 filesetpredicate = registrar.filesetpredicate()
138 for name, symbol in self._filesetsymbols:
139 filesetpredicate(name)(symbol)
140 # TODO: Figure out the calling extension name
141 filesetmod.loadpredicate(ui, 'exthelper', filesetpredicate)
142
143 templatekeyword = registrar.templatekeyword()
144 for name, kw, requires in self._templatekws:
145 if requires is not None:
146 templatekeyword(name, requires=requires)(kw)
147 else:
148 templatekeyword(name)(kw)
149 templatekwmod.loadkeyword(ui, 'evolve', templatekeyword)
150 121
151 for ext, command, wrapper, opts in self._extcommandwrappers: 122 for ext, command, wrapper, opts in self._extcommandwrappers:
152 if ext not in knownexts: 123 if ext not in knownexts:
153 try: 124 try:
154 e = extensions.find(ext) 125 e = extensions.find(ext)
223 print 'this is reposetup!' 194 print 'this is reposetup!'
224 """ 195 """
225 self._repocallables.append(call) 196 self._repocallables.append(call)
226 return call 197 return call
227 198
228 def revset(self, symbolname):
229 """Decorated function is a revset symbol
230
231 The name of the symbol must be given as the decorator argument.
232 The symbol is added during `extsetup`.
233
234 example::
235
236 @eh.revset('hidden')
237 def revsetbabar(repo, subset, x):
238 args = revset.getargs(x, 0, 0, 'babar accept no argument')
239 return [r for r in subset if 'babar' in repo[r].description()]
240 """
241 def dec(symbol):
242 self._revsetsymbols.append((symbolname, symbol))
243 return symbol
244 return dec
245
246 def fileset(self, symbolname):
247 """Decorated function is a fileset symbol
248
249 The name of the symbol must be given as the decorator argument.
250 The symbol is added during `extsetup`.
251
252 example::
253
254 @eh.fileset('lfs()')
255 def filesetbabar(mctx, x):
256 return mctx.predicate(...)
257 """
258 def dec(symbol):
259 self._filesetsymbols.append((symbolname, symbol))
260 return symbol
261 return dec
262
263 def templatekw(self, keywordname, requires=None):
264 """Decorated function is a template keyword
265
266 The name of the keyword must be given as the decorator argument.
267 The symbol is added during `extsetup`.
268
269 example::
270
271 @eh.templatekw('babar')
272 def kwbabar(ctx):
273 return 'babar'
274 """
275 def dec(keyword):
276 self._templatekws.append((keywordname, keyword, requires))
277 return keyword
278 return dec
279
280 def wrapcommand(self, command, extension=None, opts=None): 199 def wrapcommand(self, command, extension=None, opts=None):
281 """Decorated function is a command wrapper 200 """Decorated function is a command wrapper
282 201
283 The name of the command must be given as the decorator argument. 202 The name of the command must be given as the decorator argument.
284 The wrapping is installed during `uisetup`. 203 The wrapping is installed during `uisetup`.