nestjs/nest

• 1712 files indexed
• 3074 code symbols extracted
• 21933 symbol references tracked
• 0 active memories (0 core, 0 stale)
• Languages: typescript (1663), javascript (49)

These are the symbols your codebase depends on most. Changes here have the largest blast radius.

• next — 203 references
• callback — 136 references
• value — 117 references
• Post — 117 references
• Inject — 90 references
• Body — 78 references
• transform — 67 references
• done — 65 references
• isUndefined — 65 references
• handler — 64 references

Core architectural files — imported by many others.

• packages/core/injector/instance-wrapper.ts (1.00)
• sample/31-graphql-federation-code-first/posts-application/src/posts/models/post.model.ts (0.77)
• sample/31-graphql-federation-code-first/posts-application/src/posts/models/user.model.ts (0.69)
• packages/core/injector/module.ts (0.68)
• packages/common/constants.ts (0.59)
• packages/microservices/interfaces/index.ts (0.48)
• integration/hello-world/src/app.module.ts (0.37)
• packages/core/injector/constants.ts (0.37)
• integration/injector/src/circular-modules/circular.service.ts (0.36)
• integration/injector/src/circular-modules/input.service.ts (0.36)

Named classs with zero detected references. Could be dead code, public API exports, or referenced dynamically.

• AuthService — sample/19-auth-jwt/src/auth/auth.service.ts:6
• RequestFilter — integration/websockets/src/request.filter.ts:5
• RecipesArgs — integration/graphql-code-first/src/recipes/dto/recipes.args.ts:5
• NewRecipeInput — integration/graphql-code-first/src/recipes/dto/new-recipe.input.ts:6
• addExceptionFiltersMetadata — packages/common/decorators/core/exception-filters.decorator.ts:32
• SampleDto — sample/29-file-upload/src/sample.dto.ts:1
• DEFAULT_TEARDOWN — packages/core/errors/exceptions-zone.ts:4
• LoggingInterceptor — sample/01-cats-app/src/core/interceptors/logging.interceptor.ts:11
• LoggingInterceptor — sample/36-hmr-esm/src/core/interceptors/logging.interceptor.ts:11
• TransformInterceptor — sample/01-cats-app/src/core/interceptors/transform.interceptor.ts:15

• packages/core/injector/instance-wrapper.ts (1.00)
• sample/31-graphql-federation-code-first/posts-application/src/posts/models/post.model.ts (0.77)
• sample/31-graphql-federation-code-first/posts-application/src/posts/models/user.model.ts (0.69)
• packages/core/injector/module.ts (0.68)
• packages/common/constants.ts (0.59)

1. packages/core/injector/constants.ts -> packages/core/injector/instance-wrapper.ts -> packages/core/injector/constants.ts
2. packages/core/application-config.ts -> packages/core/injector/instance-wrapper.ts -> packages/core/injector/module.ts -> packages/core/application-config.ts
3. packages/core/helpers/context-id-factory.ts -> packages/core/injector/instance-wrapper.ts -> packages/core/injector/module.ts -> packages/core/helpers/context-id-factory.ts
4. packages/core/discovery/discoverable-meta-host-collection.ts -> packages/core/injector/instance-wrapper.ts -> packages/core/injector/module.ts -> packages/core/injector/container.ts -> packages/core/discovery/discoverable-meta-host-collection.ts
5. packages/core/discovery/discoverable-meta-host-collection.ts -> packages/core/injector/modules-container.ts -> packages/core/injector/module.ts -> packages/core/injector/container.ts -> packages/core/discovery/discoverable-meta-host-collection.ts
6. packages/core/exceptions/external-exception-filter-context.ts -> packages/core/injector/container.ts -> packages/core/inspector/serialized-graph.ts -> packages/core/helpers/external-context-creator.ts -> packages/core/exceptions/external-exception-filter-context.ts
7. packages/core/exceptions/external-exception-filter-context.ts -> packages/core/injector/instance-wrapper.ts -> packages/core/injector/module.ts -> packages/core/injector/container.ts -> packages/core/inspector/serialized-graph.ts -> packages/core/helpers/external-context-creator.ts -> packages/core/exceptions/external-exception-filter-context.ts
8. packages/core/errors/exceptions/undefined-dependency.exception.ts -> packages/core/injector/injector.ts -> packages/core/errors/exceptions/undefined-dependency.exception.ts
9. packages/core/errors/exceptions/invalid-exception-filter.exception.ts -> packages/core/errors/messages.ts -> packages/core/injector/injector.ts -> packages/core/errors/exceptions/undefined-dependency.exception.ts -> packages/core/injector/module.ts -> packages/core/injector/container.ts -> packages/core/inspector/serialized-graph.ts -> packages/core/helpers/external-context-creator.ts -> packages/core/exceptions/external-exception-filter-context.ts -> packages/core/router/router-proxy.ts -> packages/core/exceptions/exceptions-handler.ts -> packages/core/errors/exceptions/invalid-exception-filter.exception.ts
10. packages/core/errors/exceptions/undefined-dependency.exception.ts -> packages/core/errors/messages.ts -> packages/core/injector/injector.ts -> packages/core/errors/exceptions/undefined-dependency.exception.ts
11. packages/core/errors/exceptions/unknown-dependencies.exception.ts -> packages/core/injector/injector.ts -> packages/core/errors/exceptions/unknown-dependencies.exception.ts
12. packages/core/errors/exceptions/invalid-exception-filter.exception.ts -> packages/core/errors/messages.ts -> packages/core/injector/injector.ts -> packages/core/errors/exceptions/unknown-dependencies.exception.ts -> packages/core/injector/module.ts -> packages/core/injector/container.ts -> packages/core/inspector/serialized-graph.ts -> packages/core/helpers/external-context-creator.ts -> packages/core/exceptions/external-exception-filter-context.ts -> packages/core/router/router-proxy.ts -> packages/core/exceptions/exceptions-handler.ts -> packages/core/errors/exceptions/invalid-exception-filter.exception.ts
13. packages/core/errors/exceptions/unknown-dependencies.exception.ts -> packages/core/errors/messages.ts -> packages/core/injector/injector.ts -> packages/core/errors/exceptions/unknown-dependencies.exception.ts
14. packages/core/errors/exceptions/invalid-exception-filter.exception.ts -> packages/core/errors/messages.ts -> packages/core/injector/injector.ts -> packages/core/injector/instance-wrapper.ts -> packages/core/injector/module.ts -> packages/core/injector/container.ts -> packages/core/inspector/serialized-graph.ts -> packages/core/helpers/external-context-creator.ts -> packages/core/exceptions/external-exception-filter-context.ts -> packages/core/router/router-proxy.ts -> packages/core/exceptions/exceptions-handler.ts -> packages/core/errors/exceptions/invalid-exception-filter.exception.ts
15. packages/core/errors/exceptions/invalid-exception-filter.exception.ts -> packages/core/errors/messages.ts -> packages/core/injector/injector.ts -> packages/core/injector/module.ts -> packages/core/injector/container.ts -> packages/core/inspector/serialized-graph.ts -> packages/core/helpers/external-context-creator.ts -> packages/core/exceptions/external-exception-filter-context.ts -> packages/core/router/router-proxy.ts -> packages/core/exceptions/exceptions-handler.ts -> packages/core/errors/exceptions/invalid-exception-filter.exception.ts
16. packages/core/errors/exceptions/invalid-exception-filter.exception.ts -> packages/core/errors/messages.ts -> packages/core/injector/module.ts -> packages/core/injector/container.ts -> packages/core/inspector/serialized-graph.ts -> packages/core/helpers/external-context-creator.ts -> packages/core/exceptions/external-exception-filter-context.ts -> packages/core/router/router-proxy.ts -> packages/core/exceptions/exceptions-handler.ts -> packages/core/errors/exceptions/invalid-exception-filter.exception.ts
17. packages/core/exceptions/base-exception-filter-context.ts -> packages/core/helpers/context-creator.ts -> packages/core/injector/instance-wrapper.ts -> packages/core/injector/module.ts -> packages/core/injector/container.ts -> packages/core/inspector/serialized-graph.ts -> packages/core/helpers/external-context-creator.ts -> packages/core/exceptions/external-exception-filter-context.ts -> packages/core/exceptions/base-exception-filter-context.ts
18. packages/core/exceptions/base-exception-filter-context.ts -> packages/core/injector/container.ts -> packages/core/inspector/serialized-graph.ts -> packages/core/helpers/external-context-creator.ts -> packages/core/exceptions/external-exception-filter-context.ts -> packages/core/exceptions/base-exception-filter-context.ts
19. packages/core/exceptions/base-exception-filter-context.ts -> packages/core/injector/instance-wrapper.ts -> packages/core/injector/module.ts -> packages/core/injector/container.ts -> packages/core/inspector/serialized-graph.ts -> packages/core/helpers/external-context-creator.ts -> packages/core/exceptions/external-exception-filter-context.ts -> packages/core/exceptions/base-exception-filter-context.ts
20. packages/core/helpers/external-context-creator.ts -> packages/core/injector/container.ts -> packages/core/inspector/serialized-graph.ts -> packages/core/helpers/external-context-creator.ts
21. packages/core/helpers/external-context-creator.ts -> packages/core/injector/instance-wrapper.ts -> packages/core/injector/module.ts -> packages/core/injector/container.ts -> packages/core/inspector/serialized-graph.ts -> packages/core/helpers/external-context-creator.ts
22. packages/core/helpers/external-context-creator.ts -> packages/core/helpers/handler-metadata-storage.ts -> packages/core/injector/instance-wrapper.ts -> packages/core/injector/module.ts -> packages/core/injector/container.ts -> packages/core/inspector/serialized-graph.ts -> packages/core/helpers/external-context-creator.ts
23. packages/core/injector/container.ts -> packages/core/inspector/serialized-graph.ts -> packages/core/injector/lazy-module-loader/lazy-module-loader.ts -> packages/core/scanner.ts -> packages/core/injector/container.ts
24. packages/core/injector/container.ts -> packages/core/inspector/serialized-graph.ts -> packages/core/injector/lazy-module-loader/lazy-module-loader.ts -> packages/core/scanner.ts -> packages/core/injector/instance-wrapper.ts -> packages/core/injector/module.ts -> packages/core/injector/container.ts
25. packages/core/injector/container.ts -> packages/core/inspector/serialized-graph.ts -> packages/core/injector/lazy-module-loader/lazy-module-loader.ts -> packages/core/scanner.ts -> packages/core/injector/internal-core-module/internal-core-module-factory.ts -> packages/core/inspector/graph-inspector.ts -> packages/core/injector/container.ts
26. packages/core/injector/container.ts -> packages/core/inspector/serialized-graph.ts -> packages/core/injector/lazy-module-loader/lazy-module-loader.ts -> packages/core/scanner.ts -> packages/core/injector/internal-core-module/internal-core-module-factory.ts -> packages/core/inspector/graph-inspector.ts -> packages/core/injector/instance-wrapper.ts -> packages/core/injector/module.ts -> packages/core/injector/container.ts
27. packages/core/injector/container.ts -> packages/core/inspector/serialized-graph.ts -> packages/core/injector/lazy-module-loader/lazy-module-loader.ts -> packages/core/scanner.ts -> packages/core/injector/internal-core-module/internal-core-module-factory.ts -> packages/core/inspector/graph-inspector.ts -> packages/core/injector/module.ts -> packages/core/injector/container.ts
28. packages/core/injector/container.ts -> packages/core/inspector/serialized-graph.ts -> packages/core/injector/lazy-module-loader/lazy-module-loader.ts -> packages/core/scanner.ts -> packages/core/injector/internal-core-module/internal-core-module-factory.ts -> packages/core/inspector/graph-inspector.ts -> packages/core/inspector/interfaces/enhancer-metadata-cache-entry.interface.ts -> packages/core/injector/instance-wrapper.ts -> packages/core/injector/module.ts -> packages/core/injector/container.ts
29. packages/core/injector/internal-core-module/internal-core-module-factory.ts -> packages/core/inspector/graph-inspector.ts -> packages/core/inspector/partial-graph.host.ts -> packages/core/inspector/serialized-graph.ts -> packages/core/injector/lazy-module-loader/lazy-module-loader.ts -> packages/core/scanner.ts -> packages/core/injector/internal-core-module/internal-core-module-factory.ts
30. packages/core/injector/internal-core-module/internal-core-module-factory.ts -> packages/core/inspector/graph-inspector.ts -> packages/core/inspector/serialized-graph.ts -> packages/core/injector/lazy-module-loader/lazy-module-loader.ts -> packages/core/scanner.ts -> packages/core/injector/internal-core-module/internal-core-module-factory.ts
31. packages/core/injector/internal-core-module/internal-core-module-factory.ts -> packages/core/inspector/serialized-graph.ts -> packages/core/injector/lazy-module-loader/lazy-module-loader.ts -> packages/core/scanner.ts -> packages/core/injector/internal-core-module/internal-core-module-factory.ts
32. packages/core/injector/internal-core-module/internal-core-module-factory.ts -> packages/core/scanner.ts -> packages/core/injector/internal-core-module/internal-core-module-factory.ts
33. packages/core/injector/container.ts -> packages/core/inspector/serialized-graph.ts -> packages/core/injector/lazy-module-loader/lazy-module-loader.ts -> packages/core/scanner.ts -> packages/core/injector/internal-core-module/internal-core-module-factory.ts -> packages/core/injector/container.ts
34. packages/core/injector/container.ts -> packages/core/inspector/serialized-graph.ts -> packages/core/injector/lazy-module-loader/lazy-module-loader.ts -> packages/core/scanner.ts -> packages/core/injector/internal-core-module/internal-core-module-factory.ts -> packages/core/injector/instance-loader.ts -> packages/core/injector/container.ts
35. packages/core/injector/container.ts -> packages/core/inspector/serialized-graph.ts -> packages/core/injector/lazy-module-loader/lazy-module-loader.ts -> packages/core/scanner.ts -> packages/core/injector/internal-core-module/internal-core-module-factory.ts -> packages/core/injector/instance-loader.ts -> packages/core/injector/module.ts -> packages/core/injector/container.ts
36. packages/core/injector/internal-core-module/internal-core-module-factory.ts -> packages/core/injector/lazy-module-loader/lazy-module-loader.ts -> packages/core/scanner.ts -> packages/core/injector/internal-core-module/internal-core-module-factory.ts
37. packages/core/injector/container.ts -> packages/core/inspector/serialized-graph.ts -> packages/core/injector/lazy-module-loader/lazy-module-loader.ts -> packages/core/scanner.ts -> packages/core/injector/module.ts -> packages/core/injector/container.ts
38. packages/core/injector/container.ts -> packages/core/inspector/serialized-graph.ts -> packages/core/injector/lazy-module-loader/lazy-module-loader.ts -> packages/core/scanner.ts -> packages/core/injector/topology-tree/topology-tree.ts -> packages/core/injector/module.ts -> packages/core/injector/container.ts
39. packages/core/injector/container.ts -> packages/core/inspector/serialized-graph.ts -> packages/core/injector/lazy-module-loader/lazy-module-loader.ts -> packages/core/injector/module.ts -> packages/core/injector/container.ts
40. packages/core/injector/abstract-instance-resolver.ts -> packages/core/injector/instance-links-host.ts -> packages/core/injector/container.ts -> packages/core/inspector/serialized-graph.ts -> packages/core/injector/lazy-module-loader/lazy-module-loader.ts -> packages/core/injector/module-ref.ts -> packages/core/injector/abstract-instance-resolver.ts
41. packages/core/injector/abstract-instance-resolver.ts -> packages/core/injector/instance-links-host.ts -> packages/core/injector/instance-wrapper.ts -> packages/core/injector/module.ts -> packages/core/injector/container.ts -> packages/core/inspector/serialized-graph.ts -> packages/core/injector/lazy-module-loader/lazy-module-loader.ts -> packages/core/injector/module-ref.ts -> packages/core/injector/abstract-instance-resolver.ts
42. packages/core/injector/abstract-instance-resolver.ts -> packages/core/injector/instance-links-host.ts -> packages/core/injector/module.ts -> packages/core/injector/container.ts -> packages/core/inspector/serialized-graph.ts -> packages/core/injector/lazy-module-loader/lazy-module-loader.ts -> packages/core/injector/module-ref.ts -> packages/core/injector/abstract-instance-resolver.ts
43. packages/core/injector/abstract-instance-resolver.ts -> packages/core/injector/instance-wrapper.ts -> packages/core/injector/module.ts -> packages/core/injector/container.ts -> packages/core/inspector/serialized-graph.ts -> packages/core/injector/lazy-module-loader/lazy-module-loader.ts -> packages/core/injector/module-ref.ts -> packages/core/injector/abstract-instance-resolver.ts
44. packages/core/injector/abstract-instance-resolver.ts -> packages/core/injector/module.ts -> packages/core/injector/container.ts -> packages/core/inspector/serialized-graph.ts -> packages/core/injector/lazy-module-loader/lazy-module-loader.ts -> packages/core/injector/module-ref.ts -> packages/core/injector/abstract-instance-resolver.ts
45. packages/core/injector/container.ts -> packages/core/inspector/serialized-graph.ts -> packages/core/injector/lazy-module-loader/lazy-module-loader.ts -> packages/core/injector/module-ref.ts -> packages/core/injector/container.ts
46. packages/core/injector/container.ts -> packages/core/inspector/serialized-graph.ts -> packages/core/injector/lazy-module-loader/lazy-module-loader.ts -> packages/core/injector/module-ref.ts -> packages/core/injector/instance-wrapper.ts -> packages/core/injector/module.ts -> packages/core/injector/container.ts
47. packages/core/injector/container.ts -> packages/core/inspector/serialized-graph.ts -> packages/core/injector/lazy-module-loader/lazy-module-loader.ts -> packages/core/injector/module-ref.ts -> packages/core/injector/module.ts -> packages/core/injector/container.ts
48. packages/core/inspector/interfaces/serialized-graph-json.interface.ts -> packages/core/inspector/serialized-graph.ts -> packages/core/inspector/interfaces/serialized-graph-json.interface.ts
49. packages/core/injector/container.ts -> packages/core/injector/instance-wrapper.ts -> packages/core/injector/module.ts -> packages/core/injector/container.ts
50. packages/core/injector/container.ts -> packages/core/injector/module.ts -> packages/core/injector/container.ts
51. packages/core/injector/instance-wrapper.ts -> packages/core/injector/module.ts -> packages/core/injector/instance-wrapper.ts
52. sample/31-graphql-federation-code-first/posts-application/src/posts/models/post.model.ts -> sample/31-graphql-federation-code-first/posts-application/src/posts/models/user.model.ts -> sample/31-graphql-federation-code-first/posts-application/src/posts/models/post.model.ts
53. integration/injector/src/circular-modules/circular.service.ts -> integration/injector/src/circular-modules/input.service.ts -> integration/injector/src/circular-modules/circular.service.ts
54. integration/injector/src/circular-properties/circular.service.ts -> integration/injector/src/circular-properties/input.service.ts -> integration/injector/src/circular-properties/circular.service.ts
55. integration/injector/src/circular/circular.service.ts -> integration/injector/src/circular/input.service.ts -> integration/injector/src/circular/circular.service.ts
56. integration/inspector/src/circular-modules/circular.service.ts -> integration/inspector/src/circular-modules/input.service.ts -> integration/inspector/src/circular-modules/circular.service.ts
57. packages/common/services/console-logger.service.ts -> packages/common/services/logger.service.ts -> packages/common/services/console-logger.service.ts
58. packages/common/services/console-logger.service.ts -> packages/common/services/utils/is-log-level-enabled.util.ts -> packages/common/services/logger.service.ts -> packages/common/services/console-logger.service.ts
59. integration/testing-module-override/circular-dependency/a.module.ts -> integration/testing-module-override/circular-dependency/b.module.ts -> integration/testing-module-override/circular-dependency/a.module.ts
60. packages/core/repl/repl-context.ts -> packages/core/repl/repl-function.ts -> packages/core/repl/repl-context.ts
61. sample/32-graphql-federation-schema-first/posts-application/src/posts/models/post.model.ts -> sample/32-graphql-federation-schema-first/posts-application/src/posts/models/user.model.ts -> sample/32-graphql-federation-schema-first/posts-application/src/posts/models/post.model.ts
62. packages/testing/interfaces/override-module.interface.ts -> packages/testing/testing-module.builder.ts -> packages/testing/interfaces/override-module.interface.ts
63. packages/microservices/interfaces/custom-transport-strategy.interface.ts -> packages/microservices/interfaces/microservice-configuration.interface.ts -> packages/microservices/interfaces/custom-transport-strategy.interface.ts
64. packages/common/interfaces/modules/dynamic-module.interface.ts -> packages/common/interfaces/modules/module-metadata.interface.ts -> packages/common/interfaces/modules/dynamic-module.interface.ts
65. packages/common/interfaces/middleware/middleware-config-proxy.interface.ts -> packages/common/interfaces/middleware/middleware-consumer.interface.ts -> packages/common/interfaces/middleware/middleware-config-proxy.interface.ts
66. integration/injector/src/circular-modules/circular.module.ts -> integration/injector/src/circular-modules/input.module.ts -> integration/injector/src/circular-modules/circular.module.ts
67. integration/injector/src/circular-properties/circular-properties.module.ts -> integration/injector/src/circular-properties/input-properties.module.ts -> integration/injector/src/circular-properties/circular-properties.module.ts
68. integration/inspector/src/circular-modules/circular.module.ts -> integration/inspector/src/circular-modules/input.module.ts -> integration/inspector/src/circular-modules/circular.module.ts

Critical (4)

• Hardcoded secret — integration/injector/e2e/optional-factory-provider-dep.spec.ts:16
• inject: [{ token: 'MISSING_DEP', optional: true }],
• Hardcoded secret — integration/injector/e2e/optional-factory-provider-dep.spec.ts:34
• inject: [{ token: 'MISSING_DEP', optional: true }],
• Hardcoded secret — sample/19-auth-jwt/e2e/app/app.e2e-spec.ts:21
• .send({ username: 'john', password: 'changeme' })
• Hardcoded secret — integration/injector/e2e/optional-factory-provider-dep.spec.ts:113
• inject: [{ token: 'POSSIBLYMISSINGDEP', optional: false }],

High (1)

• new Function() usage — sample/34-using-esm-packages/src/import-esm-package.ts:8
• new Function(return import('${packageName}'))().then(

• Before refactoring next, run sverklo_impact to see the 203 call sites
• packages/core/injector/instance-wrapper.ts is your most-imported file — changes here cascade widely
• 15+ potential orphans detected — audit for dead code