Module warnings

Defines warnings for the different compiler stages.

Enums

• AstWarning
• AttributesWarning
  Defines warnings that may occur during attribute processing.
• CompileWarning
  Defines warnings that may occur during compilation.
• MetadataWarning
  Defines warnings that may occur when processing metadata.
• TypeWarning
  Defines warnings that may occur during compilation.

Traits

• Warning
  A warning trait much like the Error trait.