def get_topics(abi):
new_topics = _topics.copy()
new_topics.update(eth_event.get_event_abi(abi))
if new_topics != _topics:
_topics.update(new_topics)
with _get_path().open('w') as fp:
json.dump(new_topics, fp, sort_keys=True, indent=2)
return eth_event.get_topics(abi)
def topics():
'''Generates event topics and saves them in brownie/topics.json'''
if _topics:
return _topics
try:
topics = json.load(open(
CONFIG['folders']['brownie']+"/topics.json",
encoding="utf-8"
))
except (FileNotFoundError, json.decoder.JSONDecodeError):
topics = {}
contracts = compile_contracts()
events = [x for i in contracts.values() for x in i['abi'] if x['type']=="event"]
_topics.update(eth_event.get_event_abi(events))
json.dump(
_topics,
open(CONFIG['folders']['brownie']+"/topics.json", 'w', encoding="utf-8"),
sort_keys=True,
indent=4
)
return _topics