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package validation |
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import ( |
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"context" |
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languagepkg "github.com/muonsoft/language" |
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"golang.org/x/text/language" |
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) |
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// Scope holds the current state of validation. On the client-side of the package, |
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// it can be used to build violations. |
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type Scope struct { |
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context context.Context |
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propertyPath PropertyPath |
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language language.Tag |
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translator *Translator |
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violationFactory ViolationFactory |
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} |
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// Context returns context value that was passed to the validator by Context argument or |
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// by creating scoped validator with the validator.WithContext method. |
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func (s Scope) Context() context.Context { |
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return s.context |
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} |
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// BuildViolation is used to create violations in validation methods of constraints. |
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// This method automatically injects the property path and language of the current validation scope. |
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func (s Scope) BuildViolation(code, message string) *ViolationBuilder { |
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b := NewViolationBuilder(s.violationFactory).BuildViolation(code, message) |
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b.SetPropertyPath(s.propertyPath) |
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if s.language != language.Und { |
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b.SetLanguage(s.language) |
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} else if s.context != nil { |
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b.SetLanguage(languagepkg.FromContext(s.context)) |
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} |
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return b |
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} |
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func (s *Scope) applyOptions(options ...Option) error { |
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for _, option := range options { |
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err := option.SetUp(s) |
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if err != nil { |
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return err |
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} |
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} |
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return nil |
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} |
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func (s Scope) withContext(ctx context.Context) Scope { |
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s.context = ctx |
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return s |
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} |
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func (s Scope) withLanguage(tag language.Tag) Scope { |
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s.language = tag |
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return s |
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} |
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func (s Scope) atProperty(name string) Scope { |
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s.propertyPath = append(s.propertyPath, PropertyNameElement(name)) |
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return s |
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} |
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func (s Scope) atIndex(index int) Scope { |
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s.propertyPath = append(s.propertyPath, ArrayIndexElement(index)) |
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return s |
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} |
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func newScope() Scope { |
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translator := newTranslator() |
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return Scope{ |
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context: context.Background(), |
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translator: translator, |
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violationFactory: newViolationFactory(translator), |
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} |
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} |
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muonsoft /
validation
