validation.Scope.CreateViolation - Code Metrics - Inspection of "violation list builder" - muonsoft/validation - Measure and Improve Code Quality continuously with Scrutinizer

Test Failed

Pull Request — main (#73)

by Igor

created 2022-04-21 17:31 UTC

validation.Scope.CreateViolation A

↳ Parent: scope.go

Complexity

Conditions

Size

Total Lines	2
Code Lines	2

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	1
CRAP Score	1

Importance

Changes

Metric	Value
cc	1
eloc	2
nop	3
dl	0
loc	2
rs	10
c	0
b	0
f	0
ccs	1
cts	1
cp	1
crap	1

package validation

import (
	"context"
	"fmt"

	"github.com/muonsoft/language"
)

const DefaultGroup = "default"

// Scope holds the current state of validation. On the client-side of the package,
// it can be used to build violations.
type Scope struct {
	context          context.Context
	propertyPath     *PropertyPath
	language         language.Tag
	translator       Translator
	violationFactory ViolationFactory
	groups           []string
	constraints      map[string]interface{}
}

// Context returns context value that was passed to the validator by Context argument or
// by creating scoped validator with the validator.WithContext method.
func (s Scope) Context() context.Context {
	return s.context
}

// NewConstraintError creates a new ConstraintError, which can be used to stop validation process
// if constraint is not properly configured.
func (s Scope) NewConstraintError(constraintName, description string) ConstraintError {
	return ConstraintError{
		ConstraintName: constraintName,
		Path:           s.propertyPath,
		Description:    description,
	}
}

// CreateViolation is used to quickly create a violation with only code and message attributes.
// This method automatically injects the property path and language of the current validation scope.
func (s Scope) CreateViolation(code, message string, path ...PropertyPathElement) Violation {
	return s.BuildViolation(code, message).At(path...).Create()
}

// BuildViolation is used to create violations in validation methods of constraints.
// This method automatically injects the property path and language of the current validation scope.
func (s Scope) BuildViolation(code, message string) *ViolationBuilder {
	b := NewViolationBuilder(s.violationFactory).BuildViolation(code, message)
	b = b.SetPropertyPath(s.propertyPath)

	if s.language != language.Und {
		b = b.WithLanguage(s.language)
	} else if s.context != nil {
		b = b.WithLanguage(language.FromContext(s.context))
	}

	return b
}

// BuildViolationList is used to create a violation list in validation methods of constraints.
// This method automatically injects the property path and language of the current validation scope.
func (s Scope) BuildViolationList() *ViolationListBuilder {
	b := NewViolationListBuilder(s.violationFactory)
	b = b.SetPropertyPath(s.propertyPath)

	if s.language != language.Und {
		b = b.WithLanguage(s.language)
	} else if s.context != nil {
		b = b.WithLanguage(language.FromContext(s.context))
	}

	return b
}

// AtProperty returns a copy of the scope with property path appended by the given property name.
func (s Scope) AtProperty(name string) Scope {
	s.propertyPath = s.propertyPath.WithProperty(name)

	return s
}

// AtIndex returns a copy of the scope with property path appended by the given array index.
func (s Scope) AtIndex(index int) Scope {
	s.propertyPath = s.propertyPath.WithIndex(index)

	return s
}

// Validator creates a new validator for the given scope. This validator can be used to perform
// complex validation on a custom constraint using existing constraints.
func (s Scope) Validator() *Validator {
	return newScopedValidator(s)
}

// Validate can be used to run complex validation inside a constraint.
func (s Scope) Validate(arguments ...Argument) error {
	return s.Validator().Validate(s.context, arguments...)
}

// IsIgnored is the reverse condition for applying validation groups to the IsApplied method.
// It is recommended to use this method in every validation method of the constraint.
func (s Scope) IsIgnored(groups ...string) bool {
	return !s.IsApplied(groups...)
}

// IsApplied compares scope validation groups and constraint groups. If one of the scope groups intersects with
// the constraint groups, the validation scope should be applied (returns true).
// Empty groups are treated as DefaultGroup. To set validation groups use the validator.WithGroups() method.
func (s Scope) IsApplied(groups ...string) bool {
	if len(s.groups) == 0 {
		if len(groups) == 0 {
			return true
		}
		for _, g := range groups {
			if g == DefaultGroup {
				return true
			}
		}
	}

	for _, g1 := range s.groups {
		if len(groups) == 0 {
			if g1 == DefaultGroup {
				return true
			}
		}
		for _, g2 := range groups {
			if g1 == g2 {
				return true
			}
		}
	}

	return false
}

func (s *Scope) applyOptions(options ...Option) error {
	for _, option := range options {
		err := option.SetUp(s)
		if err != nil {
			return fmt.Errorf(`failed to set up option: %w`, err)
		}
	}

	return nil
}

func (s Scope) withContext(ctx context.Context) Scope {
	s.context = ctx

	return s
}

func (s Scope) withLanguage(tag language.Tag) Scope {
	s.language = tag

	return s
}

func (s Scope) withGroups(groups ...string) Scope {
	s.groups = groups
	return s
}

func newScope(
	translator Translator,
	violationFactory ViolationFactory,
	constraints map[string]interface{},
) Scope {
	return Scope{
		context:          context.Background(),
		translator:       translator,
		violationFactory: violationFactory,
		constraints:      constraints,
	}
}


1		package validation
2
3		import (
4		"context"
5		"fmt"
6
7		"github.com/muonsoft/language"
8		)
9
10		const DefaultGroup = "default"
11
12		// Scope holds the current state of validation. On the client-side of the package,
13		// it can be used to build violations.
14		type Scope struct {
15		context context.Context
16		propertyPath *PropertyPath
17		language language.Tag
18		translator Translator
19		violationFactory ViolationFactory
20		groups []string
21		constraints map[string]interface{}
22		}
23
24		// Context returns context value that was passed to the validator by Context argument or
25		// by creating scoped validator with the validator.WithContext method.
26		func (s Scope) Context() context.Context {
27	1	return s.context
28		}
29
30		// NewConstraintError creates a new ConstraintError, which can be used to stop validation process
31		// if constraint is not properly configured.
32		func (s Scope) NewConstraintError(constraintName, description string) ConstraintError {
33	1	return ConstraintError{
34	1	ConstraintName: constraintName,
35		Path: s.propertyPath,
36	1	Description: description,
37	1	}
38	1	}
39	1
40		// CreateViolation is used to quickly create a violation with only code and message attributes.
41		// This method automatically injects the property path and language of the current validation scope.
42	1	func (s Scope) CreateViolation(code, message string, path ...PropertyPathElement) Violation {
43		return s.BuildViolation(code, message).At(path...).Create()
44		}
45
46		// BuildViolation is used to create violations in validation methods of constraints.
47	1	// This method automatically injects the property path and language of the current validation scope.
48		func (s Scope) BuildViolation(code, message string) *ViolationBuilder {
49	1	b := NewViolationBuilder(s.violationFactory).BuildViolation(code, message)
50		b = b.SetPropertyPath(s.propertyPath)
51
52		if s.language != language.Und {
53		b = b.WithLanguage(s.language)
54	1	} else if s.context != nil {
55		b = b.WithLanguage(language.FromContext(s.context))
56	1	}
57
58		return b
59		}
60
61		// BuildViolationList is used to create a violation list in validation methods of constraints.
62	1	// This method automatically injects the property path and language of the current validation scope.
63		func (s Scope) BuildViolationList() *ViolationListBuilder {
64		b := NewViolationListBuilder(s.violationFactory)
65		b = b.SetPropertyPath(s.propertyPath)
66
67		if s.language != language.Und {
68	1	b = b.WithLanguage(s.language)
69		} else if s.context != nil {
70		b = b.WithLanguage(language.FromContext(s.context))
71		}
72
73		return b
74		}
75	1
76	1	// AtProperty returns a copy of the scope with property path appended by the given property name.
77	1	func (s Scope) AtProperty(name string) Scope {
78		s.propertyPath = s.propertyPath.WithProperty(name)
79	1
80	1	return s
81	1	}
82
83		// AtIndex returns a copy of the scope with property path appended by the given array index.
84		func (s Scope) AtIndex(index int) Scope {
85		s.propertyPath = s.propertyPath.WithIndex(index)
86	1
87	1	return s
88	1	}
89	1
90		// Validator creates a new validator for the given scope. This validator can be used to perform
91		// complex validation on a custom constraint using existing constraints.
92	1	func (s Scope) Validator() *Validator {
93	1	return newScopedValidator(s)
94	1	}
95
96		// Validate can be used to run complex validation inside a constraint.
97		func (s Scope) Validate(arguments ...Argument) error {
98		return s.Validator().Validate(s.context, arguments...)
99	1	}
100
101		// IsIgnored is the reverse condition for applying validation groups to the IsApplied method.
102		// It is recommended to use this method in every validation method of the constraint.
103	1	func (s Scope) IsIgnored(groups ...string) bool {
104	1	return !s.IsApplied(groups...)
105	1	}
106	1
107		// IsApplied compares scope validation groups and constraint groups. If one of the scope groups intersects with
108	1	// the constraint groups, the validation scope should be applied (returns true).
109		// Empty groups are treated as DefaultGroup. To set validation groups use the validator.WithGroups() method.
110	1	func (s Scope) IsApplied(groups ...string) bool {
111	1	if len(s.groups) == 0 {
112		if len(groups) == 0 {
113		return true
114		}
115	1	for _, g := range groups {
116		if g == DefaultGroup {
117		return true
118		}
119	1	}
120	1	}
121
122		for _, g1 := range s.groups {
123		if len(groups) == 0 {
124	1	if g1 == DefaultGroup {
125	1	return true
126		}
127	1	}
128		for _, g2 := range groups {
129		if g1 == g2 {
130	1	return true
131		}
132		}
133		}
134	1
135		return false
136	1	}
137
138		func (s *Scope) applyOptions(options ...Option) error {
139		for _, option := range options {
140	1	err := option.SetUp(s)
141		if err != nil {
142	1	return fmt.Errorf(`failed to set up option: %w`, err)
143		}
144		}
145
146	1	return nil
147	1	}
148
149		func (s Scope) withContext(ctx context.Context) Scope {
150		s.context = ctx
151
152		return s
153		}
154
155	1	func (s Scope) withLanguage(tag language.Tag) Scope {
156		s.language = tag
157
158		return s
159		}
160
161		func (s Scope) withGroups(groups ...string) Scope {
162		s.groups = groups
163		return s
164		}
165
166		func newScope(
167		translator Translator,
168		violationFactory ViolationFactory,
169		constraints map[string]interface{},
170		) Scope {
171		return Scope{
172		context: context.Background(),
173		translator: translator,
174		violationFactory: violationFactory,
175		constraints: constraints,
176		}
177		}
178

muonsoft / validation

Pull Request — main (#73)

validation.Scope.CreateViolation A

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