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Implement must_begin_similarly constraint CommandsEqual

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This commit is contained in:
Kristóf Tóth 2018-08-03 15:13:02 +02:00
parent b6d8f7913f
commit 8454236bc8
1 changed files with 9 additions and 1 deletions
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10
lib/tfw/components/commands_equal.py
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@ -7,14 +7,22 @@ from tfw.decorators.lazy_property import lazy_property
class CommandsEqual: class CommandsEqual:
def __init__(self, command_1, command_2, fuzzyness=1): def __init__(self, command_1, command_2, fuzzyness=1, must_begin_similarly=True):
self.command_1 = split(command_1) self.command_1 = split(command_1)
self.command_2 = split(command_2) self.command_2 = split(command_2)
self.fuzzyness = fuzzyness self.fuzzyness = fuzzyness
self.must_begin_similarly = must_begin_similarly
def __bool__(self): def __bool__(self):
if self.must_begin_similarly and not self.beginnings_are_equal:
return False
return self.similarity >= self.fuzzyness return self.similarity >= self.fuzzyness
@lazy_property
def beginnings_are_equal(self):
return self.command_1[0] == self.command_2[0]
@lazy_property @lazy_property
def similarity(self): def similarity(self):
parts_1 = set(self.command_1) parts_1 = set(self.command_1)