zalando/connexion

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connexion/json_schema.py

Summary

Maintainability
C
1 day
Test Coverage

Function validate_required has a Cognitive Complexity of 27 (exceeds 5 allowed). Consider refactoring.
Open

def validate_required(validator, required, instance, schema):
    if not validator.is_type(instance, "object"):
        return

    for prop in required:
Severity: Minor
Found in connexion/json_schema.py - About 3 hrs to fix

Cognitive Complexity

Cognitive Complexity is a measure of how difficult a unit of code is to intuitively understand. Unlike Cyclomatic Complexity, which determines how difficult your code will be to test, Cognitive Complexity tells you how difficult your code will be to read and comprehend.

A method's cognitive complexity is based on a few simple rules:

  • Code is not considered more complex when it uses shorthand that the language provides for collapsing multiple statements into one
  • Code is considered more complex for each "break in the linear flow of the code"
  • Code is considered more complex when "flow breaking structures are nested"

Further reading

Function resolve_refs has a Cognitive Complexity of 15 (exceeds 5 allowed). Consider refactoring.
Open

def resolve_refs(spec, store=None, handlers=None):
    """
    Resolve JSON references like {"$ref": <some URI>} in a spec.
    Optionally takes a store, which is a mapping from reference URLs to a
    dereferenced objects. Prepopulating the store can avoid network calls.
Severity: Minor
Found in connexion/json_schema.py - About 1 hr to fix

Cognitive Complexity

Cognitive Complexity is a measure of how difficult a unit of code is to intuitively understand. Unlike Cyclomatic Complexity, which determines how difficult your code will be to test, Cognitive Complexity tells you how difficult your code will be to read and comprehend.

A method's cognitive complexity is based on a few simple rules:

  • Code is not considered more complex when it uses shorthand that the language provides for collapsing multiple statements into one
  • Code is considered more complex for each "break in the linear flow of the code"
  • Code is considered more complex when "flow breaking structures are nested"

Further reading

Avoid deeply nested control flow statements.
Open

                    if 'x-writeOnly' in validator.VALIDATORS and subschema.get('x-writeOnly') is True:
                        continue
            yield ValidationError("%r is a required property" % prop)
Severity: Major
Found in connexion/json_schema.py - About 45 mins to fix

    Avoid deeply nested control flow statements.
    Open

                        if 'writeOnly' in validator.VALIDATORS and subschema.get('writeOnly'):
                            continue
                        if 'x-writeOnly' in validator.VALIDATORS and subschema.get('x-writeOnly') is True:
    Severity: Major
    Found in connexion/json_schema.py - About 45 mins to fix

      Avoid deeply nested control flow statements.
      Open

                          if 'readOnly' in validator.VALIDATORS and subschema.get('readOnly'):
                              continue
                          if 'writeOnly' in validator.VALIDATORS and subschema.get('writeOnly'):
      Severity: Major
      Found in connexion/json_schema.py - About 45 mins to fix

        Identical blocks of code found in 2 locations. Consider refactoring.
        Open

            if instance is None and (schema.get('x-nullable') is True or schema.get('nullable')):
        Severity: Major
        Found in connexion/json_schema.py and 1 other location - About 1 hr to fix
        connexion/json_schema.py on lines 69..69

        Duplicated Code

        Duplicated code can lead to software that is hard to understand and difficult to change. The Don't Repeat Yourself (DRY) principle states:

        Every piece of knowledge must have a single, unambiguous, authoritative representation within a system.

        When you violate DRY, bugs and maintenance problems are sure to follow. Duplicated code has a tendency to both continue to replicate and also to diverge (leaving bugs as two similar implementations differ in subtle ways).

        Tuning

        This issue has a mass of 39.

        We set useful threshold defaults for the languages we support but you may want to adjust these settings based on your project guidelines.

        The threshold configuration represents the minimum mass a code block must have to be analyzed for duplication. The lower the threshold, the more fine-grained the comparison.

        If the engine is too easily reporting duplication, try raising the threshold. If you suspect that the engine isn't catching enough duplication, try lowering the threshold. The best setting tends to differ from language to language.

        See codeclimate-duplication's documentation for more information about tuning the mass threshold in your .codeclimate.yml.

        Refactorings

        Further Reading

        Identical blocks of code found in 2 locations. Consider refactoring.
        Open

            if instance is None and (schema.get('x-nullable') is True or schema.get('nullable')):
        Severity: Major
        Found in connexion/json_schema.py and 1 other location - About 1 hr to fix
        connexion/json_schema.py on lines 59..59

        Duplicated Code

        Duplicated code can lead to software that is hard to understand and difficult to change. The Don't Repeat Yourself (DRY) principle states:

        Every piece of knowledge must have a single, unambiguous, authoritative representation within a system.

        When you violate DRY, bugs and maintenance problems are sure to follow. Duplicated code has a tendency to both continue to replicate and also to diverge (leaving bugs as two similar implementations differ in subtle ways).

        Tuning

        This issue has a mass of 39.

        We set useful threshold defaults for the languages we support but you may want to adjust these settings based on your project guidelines.

        The threshold configuration represents the minimum mass a code block must have to be analyzed for duplication. The lower the threshold, the more fine-grained the comparison.

        If the engine is too easily reporting duplication, try raising the threshold. If you suspect that the engine isn't catching enough duplication, try lowering the threshold. The best setting tends to differ from language to language.

        See codeclimate-duplication's documentation for more information about tuning the mass threshold in your .codeclimate.yml.

        Refactorings

        Further Reading

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