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After:
unlet! b:parse_result
if exists(':ParseTest')
delcommand ParseTest
endif
Execute(ale#args#Parse should work for an example command):
command! -nargs=* ParseTest let b:parse_result = ale#args#Parse(['foo', 'bar'], <q-args>)
ParseTest
AssertEqual [{}, ''], b:parse_result
ParseTest --
AssertEqual [{}, ''], b:parse_result
ParseTest -foo
AssertEqual [{'foo': ''}, ''], b:parse_result
ParseTest -foo -- --
AssertEqual [{'foo': ''}, '--'], b:parse_result
ParseTest -foo -bar
AssertEqual [{'foo': '', 'bar': ''}, ''], b:parse_result
ParseTest -foo -bar leave these alone
AssertEqual [{'foo': '', 'bar': ''}, 'leave these alone'], b:parse_result
Execute(ale#args#Parse should raise errors for unknown arguments):
AssertThrows call ale#args#Parse(['foo', 'bar'], '-nope leave these alone')
AssertEqual 'Invalid argument: -nope', g:vader_exception
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