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authorMattias Andrée <maandree@operamail.com>2014-02-17 07:33:19 +0100
committerMattias Andrée <maandree@operamail.com>2014-02-17 07:33:19 +0100
commita33585a2a3c6d7923659ba9bc1e4bd7b051a955a (patch)
tree2d2cfd0b842fe4336a9d2a24da87c209a53f4c93 /src
parenttypo (diff)
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python version (too be documented and implemented in other versions): standard_abbreviations: if all expansions are synonyms, accept it; the standard argument is used
Signed-off-by: Mattias Andrée <maandree@operamail.com>
Diffstat (limited to 'src')
-rw-r--r--src/argparser.py37
1 files changed, 27 insertions, 10 deletions
diff --git a/src/argparser.py b/src/argparser.py
index 9baa507..92fe798 100644
--- a/src/argparser.py
+++ b/src/argparser.py
@@ -56,12 +56,12 @@ class ArgParser():
Constructor.
The short description is printed on same line as the program name
- @param description:str Short, single-line, description of the program
- @param usage:str? Formated, multi-line, usage text, may be `None`
- @param longdescription:str? Long, multi-line, description of the program, may be `None`
- @param program:str? The name of the program, `None` for automatic
- @param usestderr:bool Whether to use stderr instead of stdout
- @param abbreviations:(str, itr<str>)?→str? Function that expands abbrevatied options
+ @param description:str Short, single-line, description of the program
+ @param usage:str? Formated, multi-line, usage text, may be `None`
+ @param longdescription:str? Long, multi-line, description of the program, may be `None`
+ @param program:str? The name of the program, `None` for automatic
+ @param usestderr:bool Whether to use stderr instead of stdout
+ @param (opt:str, opts:list<str>, mapping:dict<str, str>?=None)→str? Function that expands abbrevatied options
'''
self.linuxvt = ('TERM' in os.environ) and (os.environ['TERM'] == 'linux')
self.program = sys.argv[0] if program is None else program
@@ -72,8 +72,13 @@ class ArgParser():
self.opts = {}
self.optmap = {}
self.__out = sys.stderr.buffer if usestderr else sys.stdout.buffer
- self.abbreviations = abbreviations if abbreviations is not None else lambda arg, candidates : None
- self.__abbreviations = lambda arg : self.abbreviations(arg, list(self.optmap.keys()))
+ self.abbreviations = abbreviations if abbreviations is not None else lambda arg, candidates, mapping = None : None
+ def get_mapping(map_):
+ rc = {}
+ for key in map_.keys():
+ rc[key] = map_[key][0]
+ return rc
+ self.__abbreviations = lambda arg : self.abbreviations(arg, list(self.optmap.keys()), get_mapping(self.optmap))
@staticmethod
@@ -81,10 +86,22 @@ class ArgParser():
'''
Gets the standard abbrevation expender
- @return (str, list<str>)→str? The standard abbrevation expender
+ @return :(opt:str, opts:list<str>, mapping:dict<str, str>?=None)→str? The standard abbrevation expender
'''
+ def uniq(items):
+ if len(items) < 2:
+ return items
+ items = sorted(items)
+ rc = items[:1]
+ for elem in items[1:]:
+ if not elem == rc[-1]:
+ rc.append(elem)
+ return rc
one = lambda arg : arg[0] if len(arg) == 1 else None
- return lambda arg, candidates : one(list(filter(lambda a : a.startswith(arg), candidates)))
+ lfilter = lambda f, l : list(filter(f, l))
+ map_ = lambda mapping, args : args if mapping is None else [mapping[a] for a in args]
+ test = lambda arg : lambda a : a.startswith(arg)
+ return lambda arg, candidates, mapping = None : one(uniq(map_(mapping, lfilter(test(arg), candidates))))
@staticmethod