86 lines
2.4 KiB
Python
86 lines
2.4 KiB
Python
# Copyright 2013 Google, Inc. All Rights Reserved.
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#
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# Google Author(s): Behdad Esfahbod, Roozbeh Pournader
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class Options(object):
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class UnknownOptionError(Exception):
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pass
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def __init__(self, **kwargs):
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self.verbose = False
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self.timing = False
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self.drop_tables = []
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self.input_file = None
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self.output_file = "merged.ttf"
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self.import_file = None
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self.set(**kwargs)
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def set(self, **kwargs):
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for k, v in kwargs.items():
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if not hasattr(self, k):
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raise self.UnknownOptionError("Unknown option '%s'" % k)
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setattr(self, k, v)
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def parse_opts(self, argv, ignore_unknown=[]):
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ret = []
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opts = {}
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for a in argv:
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orig_a = a
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if not a.startswith("--"):
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ret.append(a)
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continue
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a = a[2:]
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i = a.find("=")
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op = "="
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if i == -1:
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if a.startswith("no-"):
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k = a[3:]
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v = False
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else:
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k = a
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v = True
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else:
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k = a[:i]
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if k[-1] in "-+":
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op = k[-1] + "=" # Ops is '-=' or '+=' now.
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k = k[:-1]
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v = a[i + 1 :]
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ok = k
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k = k.replace("-", "_")
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if not hasattr(self, k):
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if ignore_unknown is True or ok in ignore_unknown:
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ret.append(orig_a)
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continue
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else:
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raise self.UnknownOptionError("Unknown option '%s'" % a)
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ov = getattr(self, k)
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if isinstance(ov, bool):
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v = bool(v)
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elif isinstance(ov, int):
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v = int(v)
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elif isinstance(ov, list):
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vv = v.split(",")
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if vv == [""]:
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vv = []
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vv = [int(x, 0) if len(x) and x[0] in "0123456789" else x for x in vv]
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if op == "=":
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v = vv
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elif op == "+=":
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v = ov
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v.extend(vv)
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elif op == "-=":
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v = ov
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for x in vv:
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if x in v:
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v.remove(x)
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else:
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assert 0
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opts[k] = v
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self.set(**opts)
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return ret
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