From 2a9e967fd1c766a718808d5a7fa779d74d44e62c Mon Sep 17 00:00:00 2001 From: Ashcon Partovi Date: Sat, 26 Aug 2023 02:34:25 -0700 Subject: More improvements to debugger support (#4345) * More fixes for dap * More changes * More changes 2 * More fixes * Fix debugger.ts * Bun Terminal --- .../src/debugger/sourcemap.test.ts | 31 ++++++++++++++++++++++ 1 file changed, 31 insertions(+) create mode 100644 packages/bun-debug-adapter-protocol/src/debugger/sourcemap.test.ts (limited to 'packages/bun-debug-adapter-protocol/src/debugger/sourcemap.test.ts') diff --git a/packages/bun-debug-adapter-protocol/src/debugger/sourcemap.test.ts b/packages/bun-debug-adapter-protocol/src/debugger/sourcemap.test.ts new file mode 100644 index 000000000..44d9ca362 --- /dev/null +++ b/packages/bun-debug-adapter-protocol/src/debugger/sourcemap.test.ts @@ -0,0 +1,31 @@ +import { test, expect } from "bun:test"; +import { readFileSync } from "node:fs"; +import { SourceMap } from "./sourcemap"; + +test("works without source map", () => { + const sourceMap = getSourceMap("without-sourcemap.js"); + expect(sourceMap.generatedLocation({ line: 7 })).toEqual({ line: 7, column: 0, verified: true }); + expect(sourceMap.generatedLocation({ line: 7, column: 2 })).toEqual({ line: 7, column: 2, verified: true }); + expect(sourceMap.originalLocation({ line: 11 })).toEqual({ line: 11, column: 0, verified: true }); + expect(sourceMap.originalLocation({ line: 11, column: 2 })).toEqual({ line: 11, column: 2, verified: true }); +}); + +test("works with source map", () => { + const sourceMap = getSourceMap("with-sourcemap.js"); + // FIXME: Columns don't appear to be accurate for `generatedLocation` + expect(sourceMap.generatedLocation({ line: 3 })).toMatchObject({ line: 4, verified: true }); + expect(sourceMap.generatedLocation({ line: 27 })).toMatchObject({ line: 20, verified: true }); + expect(sourceMap.originalLocation({ line: 32 })).toEqual({ line: 43, column: 4, verified: true }); + expect(sourceMap.originalLocation({ line: 13 })).toEqual({ line: 13, column: 6, verified: true }); +}); + +function getSourceMap(filename: string): SourceMap { + const { pathname } = new URL(`./fixtures/${filename}`, import.meta.url); + const source = readFileSync(pathname, "utf-8"); + const match = source.match(/\/\/# sourceMappingURL=(.*)$/m); + if (match) { + const [, url] = match; + return SourceMap(url); + } + return SourceMap(); +} -- cgit v1.2.3