feat(vanilla): add testing infrastructure and tests (NK-wjnczv)

1 files changed, 23 insertions, 0 deletions

diff --git a/vanilla/node_modules/@jridgewell/trace-mapping/src/sourcemap-segment.ts b/vanilla/node_modules/@jridgewell/trace-mapping/src/sourcemap-segment.ts
new file mode 100644
index 0000000..94f1b6a
--- /dev/null
+++ b/vanilla/node_modules/@jridgewell/trace-mapping/src/sourcemap-segment.ts
@@ -0,0 +1,23 @@
+type GeneratedColumn = number;
+type SourcesIndex = number;
+type SourceLine = number;
+type SourceColumn = number;
+type NamesIndex = number;
+
+type GeneratedLine = number;
+
+export type SourceMapSegment =
+  | [GeneratedColumn]
+  | [GeneratedColumn, SourcesIndex, SourceLine, SourceColumn]
+  | [GeneratedColumn, SourcesIndex, SourceLine, SourceColumn, NamesIndex];
+
+export type ReverseSegment = [SourceColumn, GeneratedLine, GeneratedColumn];
+
+export const COLUMN = 0;
+export const SOURCES_INDEX = 1;
+export const SOURCE_LINE = 2;
+export const SOURCE_COLUMN = 3;
+export const NAMES_INDEX = 4;
+
+export const REV_GENERATED_LINE = 1;
+export const REV_GENERATED_COLUMN = 2;