Method getSourceMap

packages/vitest/src/node/test-run.ts:174–185

(file)

          error.stacks = parseErrorStacktrace(error, {
            frameFilter: project.config.onStackTrace,
            getSourceMap(file) {
              // This only handles external modules since
              // source map is already applied for inlined modules.
              // Module node exists due to Vitest fetch module,
              // but transformResult should be empty for external modules.
              const mod = project.vite.moduleGraph.getModuleById(file)
              if (!mod?.transformResult && existsSync(file)) {
                const code = readFileSync(file, 'utf-8')
                const result = extractSourcemapFromFile(code, file)
                return result?.map
              }
            },
          })
        }
      })