stryker.conf.json

{
  "$schema": "https://raw.githubusercontent.com/stryker-mutator/stryker/master/packages/api/schema/stryker-core.json",
  "mutator": "typescript",
  "packageManager": "yarn",
  "reporters": ["html", "clear-text", "progress"],
  "testRunner": "jest",
  "transpilers": ["typescript"],
  "coverageAnalysis": "off",
  "tsconfigFile": "tests/tsconfig.json",
  "mutate": ["packages/**/*.ts"]
}