Kinds of IDeclarationOrigin.
[CompileTime] public sealed class DeclarationOriginKind : Enum
Indicates that the declaration was created by an aspect of the current project or an inherited aspect applied to the current project.
Indicates that the declaration stems from a different project or assembly.
Indicates that the declaration belongs to the current project and has been generated by a source generator. Note that such code is not visible at design time.
Indicates that the declaration belongs to the current project and stems from source code and not from a source generator.