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Improve error message for type constraints 

It was missing a space between the different types, when there
were 3 possible type values.

Signed-off-by: Mazz Mosley <mazz@houseofmnowster.com>
This commit is contained in:
Mazz Mosley 2015-10-19 14:36:56 +01:00 committed by Daniel Nephin
parent 24d4a1045a
commit 5fdb75b541
1 changed files with 1 additions and 2 deletions
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3
compose/config/validation.py
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@ -136,7 +136,7 @@ def process_errors(errors, service_name=None):
if len(validator) >= 2:
first_type = anglicize_validator(validator[0])
last_type = anglicize_validator(validator[-1])
types_from_validator = "{}{}".format(first_type, ", ".join(validator[1:-1]))
types_from_validator = "{}".format(", ".join([first_type] + validator[1:-1]))
msg = "{} or {}".format(
types_from_validator,
@ -156,7 +156,6 @@ def process_errors(errors, service_name=None):
Inspecting the context value of a ValidationError gives us information about
which sub schema failed and which kind of error it is.
"""
required = [context for context in error.context if context.validator == 'required']
if required:
return required[0].message