Specify all exported types to unbreak TS v4.* (#34)

src/trace-mapping.ts

@@ -41,7 +41,25 @@ import type { Source } from './by-source';
 import type { MemoState } from './binary-search';
 
 export type { SourceMapSegment } from './sourcemap-segment';
-export type * from './types';
+export type {
+  SourceMap,
+  DecodedSourceMap,
+  EncodedSourceMap,
+  Section,
+  SectionedSourceMap,
+  SourceMapV3,
+  Bias,
+  EachMapping,
+  GeneratedMapping,
+  InvalidGeneratedMapping,
+  InvalidOriginalMapping,
+  Needle,
+  OriginalMapping,
+  OriginalMapping as Mapping,
+  SectionedSourceMapInput,
+  SourceMapInput,
+  SourceNeedle,
+} from './types';
 
 const LINE_GTR_ZERO = '`line` must be greater than 0 (lines start at line 1)';
 const COL_GTR_EQ_ZERO = '`column` must be greater than or equal to 0 (columns start at column 0)';