# core/predicates/coverage.predicate.ts

> 6 lines of code and 3 definitions.

Tree: GovLab Quality
Language: typescript
Layer: infrastructure
Canonical: https://banes-lab.com/anatomy/quality#file-quality-core-predicates-coverage-predicate-ts
Source text: https://banes-lab.com/source/quality/core/predicates/coverage.predicate.ts.txt

Listed in [core/predicates](https://banes-lab.com/api/source/quality/core/predicates.md), after [core/predicates/context.fragment.predicate.ts](https://banes-lab.com/source/quality/core/predicates/context.fragment.predicate.ts.md) and before [core/predicates/css.predicate.ts](https://banes-lab.com/source/quality/core/predicates/css.predicate.ts.md).

## Definitions

- `isSkippable` (lexical_declaration, line 6, exported)
- `DECLARATION_SUFFIX` (lexical_declaration, line 3)
- `TEST_MARKER` (lexical_declaration, line 4)

## Contained in

- [core/predicates](https://banes-lab.com/anatomy/quality/folder-quality-core-predicates.md)

## Uses

- [core/matchers/exclusions.matcher.ts](https://banes-lab.com/source/quality/core/matchers/exclusions.matcher.ts.md)

## Used by

- [core/quality/eslint/require-test-coverage.eslint.rule.ts](https://banes-lab.com/source/quality/core/quality/eslint/require-test-coverage.eslint.rule.ts.md)

## Linked from

- [core/matchers](https://banes-lab.com/anatomy/quality/folder-quality-core-matchers.md)
- [core/quality/eslint](https://banes-lab.com/anatomy/quality/folder-quality-core-quality-eslint.md)

## Source

```typescript
import { isExcludedPath } from "#core/matchers/exclusions.matcher";

const DECLARATION_SUFFIX = ".d.ts";
const TEST_MARKER = ".test.";

export const isSkippable = function isSkippable(file: string, excluded: readonly string[]): boolean {
    return file.endsWith(DECLARATION_SUFFIX) || file.includes(TEST_MARKER) || isExcludedPath(file, excluded);
};
```