aws/aws-emulator

Code health of aws/aws-emulator

Repowise scores aws/aws-emulator at 8.5 out of 10 for code health, which reads as excellent, alongside maintainability 8.2 and static performance 9.9 on the same scale. There are 76,371 open findings across the three pillars, and the lowest-scoring file is instances_and_filters.rs at 1.0. Scores are computed from complexity, duplication, churn and git fix history, not from a linter.

Findings by severity

1,693 critical, 8,168 high, 16,673 medium, 49,837 low.

Hotspots

45 files are flagged as hotspots. The top 5:

services/service-com-amazonaws-apigatewayv2-apigatewayv2/src/service/websocket/transport.rs: 3 commits in the last 90 days from 1 contributor with 4 recent bug fixes
services/service-com-amazonaws-paymentcryptography-paymentcryptographycontrolplane/tests/all/validation_refusal_message.rs: 4 commits in the last 90 days from 1 contributor with 3 recent bug fixes
core/router/tests/all.rs: 32 commits in the last 90 days from 1 contributor with 21 recent bug fixes
services/service-com-amazonaws-dynamodb-dynamodb-20120810/src/state.rs: 3 commits in the last 90 days from 1 contributor with 4 recent bug fixes
services/service-com-amazonaws-apigatewayv2-apigatewayv2/src/service/invoke/request_metrics.rs: 3 commits in the last 90 days from 1 contributor with 3 recent bug fixes

Lowest-scoring files

services/service-com-amazonaws-ec2-amazonec2/src/state/instances_and_filters.rs: 1.0 out of 10 with 5 bug fixes in the last 180 days
services/service-com-amazonaws-cloudformation-cloudformation/src/state/provisioning.rs: 1.0 out of 10 with 7 bug fixes in the last 180 days
services/service-com-amazonaws-ecs-amazonec2containerservicev20141113/src/state/store.rs: 1.0 out of 10 with 2 bug fixes in the last 180 days
services/service-com-amazonaws-cloudformation-cloudformation/src/state/template.rs: 1.0 out of 10 with 6 bug fixes in the last 180 days
services/service-com-amazonaws-batch-awsbatchv20160810/src/state.rs: 1.6 out of 10

Checked against bug fixes

Of the 20 files Repowise scores lowest, 18 had a bug fix in the last 180 days. Across all 60,873 scored files, 3.3% had a bug fix in that window.

Dead code and refactoring

Repowise found 39,414 unused exports. 6,529 refactoring targets across 6,529 files would raise the score.

More on aws-emulator: summary and FAQ, codebase overview, architecture.