Merge #13707: tests: Add usage note to check-rpc-mappings.py

03a2d68010 Tests: add usage note to check-rpc-mappings.py (Mason Simon)

Pull request description:

  This test would previously fail without a user-friendly warning message, if invoked with no arguments.

  Test plan:
  ```
  bitcoin @_@$ python3 test/lint/check-rpc-mappings.py
  Usage: test/lint/check-rpc-mappings.py ROOT-DIR
  bitcoin @_@$ echo $?
  1
  bitcoin @_@$ python3 test/lint/check-rpc-mappings.py .
  * Checking consistency between dispatch tables and vRPCConvertParams
  bitcoin @_@$ echo $?
  0
  ```

Tree-SHA512: 0b7a94125d18ba5dbf3c3281a4af60718d2e495bf7645d7c2a3e1a2a1d80cffcea1383c90247186728037f1f2b38de75d0f59ccf7f792d69edd33884f3698c07
This commit is contained in:
Wladimir J. van der Laan 2018-08-25 22:40:55 +02:00
commit f6eb85d17c
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@ -90,6 +90,10 @@ def process_mapping(fname):
return cmds
def main():
if len(sys.argv) != 2:
print('Usage: {} ROOT-DIR'.format(sys.argv[0]), file=sys.stderr)
sys.exit(1)
root = sys.argv[1]
# Get all commands from dispatch tables