API Reference > ecschema-editing > Diagnostic Diagnostic Set of classes to categorize and manage ECSchema validation results. Classes Name Description BaseDiagnostic The abstract base class for all IDiagnostic implementations. Beta ClassDiagnostic An IDiagnostic implementation used for ECClass diagnostics. Beta CustomAttributeContainerDiagnostic An IDiagnostic implementation used for CustomAttributeContainerProps diagnostics. Beta FormatDiagnosticReporter An abstract SuppressionDiagnosticReporter implementation that formats the Beta LoggingDiagnosticReporter An IDiagnosticReporter for logging IDiagnostic objects. Beta PropertyDiagnostic An IDiagnostic implementation used for PropertyDiagnostic.Property diagnostics. Beta RelationshipConstraintDiagnostic An IDiagnostic implementation used for RelationshipConstraintDiagnostic.RelationshipConstraint diagnostics. Beta SchemaDiagnostic An IDiagnostic implementation used for SchemaDiagnostic.Schema diagnostics. Beta SchemaItemDiagnostic An IDiagnostic implementation used for SchemaItemDiagnostic.SchemaItem diagnostics. Beta SuppressionDiagnosticReporter An abstract base class for IDiagnosticReporter implementation that used the Beta Enumerations Name Description DiagnosticCategory Defines the possible diagnostic categories. Beta DiagnosticType Defines the possible diagnostic types. Beta Global Functions Name Description createClassDiagnosticClass Helper method for creating ClassDiagnostic child classes. Beta createCustomAttributeContainerDiagnosticClass Helper method for creating CustomAttributeContainerDiagnostic child classes. Beta createPropertyDiagnosticClass Helper method for creating PropertyDiagnostic child classes. Beta createRelationshipConstraintDiagnosticClass Helper method for creating RelationshipConstraintDiagnostic child classes. Beta createSchemaDiagnosticClass Helper method for creating SchemaDiagnostic child classes. Beta createSchemaItemDiagnosticClass Helper method for creating SchemaItemDiagnostic child classes. Beta diagnosticCategoryToString Beta diagnosticTypeToString Beta Interfaces Name Description IDiagnostic The interface implemented by all diagnostics used during schema validation. Beta IDiagnosticReporter Interface used to report IDiagnostic objects created during schema validation. Beta Type Aliases Name Description AnyDiagnostic Type which encapsulates all possible diagnostics. Beta Last Updated: 20 October, 2021