Export SourceMapSegment tuple types (#158)

`SourceMapSegment`s aren't really `number[]` types, they're tuples of 1, 4, or 5 numbers. See the discussion we're having at rollup/rollup#2985 (comment)
Rich-Harris · Oct 4, 2019 · 60eae25 · 60eae25
1 parent 0c4d32f
commit 60eae25
Showing 1 changed file with 6 additions and 1 deletion.
diff --git a/index.d.ts b/index.d.ts
@@ -10,12 +10,17 @@ export interface SourceMapOptions {
   includeContent: boolean;
 }
 
+export type SourceMapSegment =
+  | [number]
+  | [number, number, number, number]
+  | [number, number, number, number, number];
+
 export interface DecodedSourceMap {
   file: string;
   sources: string[];
   sourcesContent: string[];
   names: string[];
-  mappings: number[][][];
+  mappings: SourceMapSegment[][];
 }
 
 export class SourceMap {