Function isMapServiceSource

isMapServiceSource(source): source is HonuaMapServiceSourceSpecification
Test whether a source is a honua-map-service.
Parameters
- source: {
  type: string;
  }
  - type: string
Returns source is HonuaMapServiceSourceSpecification
- Defined in work/honua-sdk-js/honua-sdk-js/src/style/specification.ts:179