openstack/yaql
Code Issues Proposed changes

Make the CLI YAQL engine entirely configurable

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Change-Id: I982ec52f8f8046d1fb4e1a430a02b9e3631d3a8b
This commit is contained in:
Xavier Hardy 2017-06-26 23:05:59 +02:00 committed by Xavier Hardy
parent 0c758a0e37
commit fafc9a17be
1 changed files with 36 additions and 6 deletions
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42
yaql/cli/run.py
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@ -49,8 +49,31 @@ def main():
help="read input line by line") help="read input line by line")
p.add_option('--tokens', '-t', action='store_true', dest='tokens', p.add_option('--tokens', '-t', action='store_true', dest='tokens',
help="print lexical tokens info") help="print lexical tokens info")
p.add_option('--legacy', action='store_true', dest='legacy', p.add_option('--legacy', '-l', action='store_true', dest='legacy',
help="enable legacy v0.2 compatibility mode") help="enable legacy v0.2 compatibility mode")
p.add_option('--limit', '--limit-iterators', '-L', type=int,
dest='limit_iterators',
default=1000, help="limit iterators by the given number of "
"elements (-1 means infinity)")
p.add_option('--sets-to-lists', '-S', action="store_true",
dest='sets_to_lists', default=True,
help="convert all sets in results to lists")
p.add_option('--tuples-to-lists', '-T', action="store_true",
dest='tuples_to_lists', default=False,
help="convert all tuples in results to lists")
p.add_option('--iterable-dicts', '-D', action="store_true",
dest='iterable_dicts', default=False,
help="consider dictionaries to be iterable over their keys")
p.add_option('--memory-quota', '--mem', '-m', type=int, dest='memory',
default=100000, help="change memory usage quota (in bytes) "
"for all data produced by expressions "
"(-1 means infinity)")
p.add_option('--keyword-operator', '-k', type=str, dest='keyword_operator',
default="=>", help="configure keyword/mapping symbol "
"(empty string means disabled)")
p.add_option('--allow-delegates', '-A', action="store_true",
dest='allow_delegates', default=False,
help="enable delegate expression parsing")
options, arguments = p.parse_args() options, arguments = p.parse_args()
if options.data: if options.data:
@ -67,17 +90,24 @@ def main():
data = None data = None
engine_options = { engine_options = {
'yaql.limitIterators': 1000, 'yaql.limitIterators': options.limit_iterators,
'yaql.convertSetsToLists': True, 'yaql.convertSetsToLists': options.sets_to_lists,
'yaql.memoryQuota': 100000 'yaql.convertTuplesToLists': options.tuples_to_lists,
'yaql.iterableDicts': options.iterable_dicts,
'yaql.memoryQuota': options.memory
} }
if options.legacy: if options.legacy:
factory = yaql.legacy.YaqlFactory() factory = yaql.legacy.YaqlFactory(
allow_delegates=options.allow_delegates
)
context = yaql.legacy.create_context() context = yaql.legacy.create_context()
context['legacy'] = True context['legacy'] = True
else: else:
factory = yaql.YaqlFactory() factory = yaql.YaqlFactory(
allow_delegates=options.allow_delegates,
keyword_operator=options.keyword_operator
)
context = yaql.create_context() context = yaql.create_context()
if options.native: if options.native: