# core/parsers/tool.lintr.parser.ts

> 29 lines of code and 10 definitions.

Tree: GovLab Quality
Language: typescript
Layer: processing
Canonical: https://banes-lab.com/anatomy/quality#file-quality-core-parsers-tool-lintr-parser-ts
Source text: https://banes-lab.com/source/quality/core/parsers/tool.lintr.parser.ts.txt

Listed in [core/parsers](https://banes-lab.com/api/source/quality/core/parsers.md), after [core/parsers/tool.knip.parser.ts](https://banes-lab.com/source/quality/core/parsers/tool.knip.parser.ts.md) and before [core/parsers/tool.luacheck.parser.ts](https://banes-lab.com/source/quality/core/parsers/tool.luacheck.parser.ts.md).

## Definitions

- `parseRecord` (lexical_declaration, line 15)
- `parseLintrOutput` (lexical_declaration, line 31, exported)
- `TOOL` (lexical_declaration, line 6)
- `FIELD_COUNT` (lexical_declaration, line 7)
- `LINE_IDX` (lexical_declaration, line 8)
- `COLUMN_IDX` (lexical_declaration, line 9)
- `LINTER_IDX` (lexical_declaration, line 10)
- `MESSAGE_IDX` (lexical_declaration, line 11)
- `LINTR_DELIMITER` (lexical_declaration, line 13, exported)
- `parts` (lexical_declaration, line 16)

## Contained in

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

## Uses

- [core/factories/finding.factory.ts](https://banes-lab.com/source/quality/core/factories/finding.factory.ts.md)
- [core/parsers/location.parser.ts](https://banes-lab.com/source/quality/core/parsers/location.parser.ts.md)

## Linked from

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

## Source

```typescript
import type { Finding } from "#types/finding.types";
import { POSITION } from "#configuration/constants/tool.constants";
import { advisoryFinding } from "#core/factories/finding.factory";
import { parseLines } from "#core/parsers/location.parser";

const TOOL = "lintr";
const FIELD_COUNT = 6;
const LINE_IDX = 1;
const COLUMN_IDX = 2;
const LINTER_IDX = 4;
const MESSAGE_IDX = 5;

export const LINTR_DELIMITER = "~|~";

const parseRecord = function parseRecord(line: string, ecosystem: string): Finding | null {
    const parts = line.split(LINTR_DELIMITER);
    if (parts.length < FIELD_COUNT) {
        return null;
    }
    return advisoryFinding({
        column: Number(parts[COLUMN_IDX]) || POSITION,
        ecosystem,
        file: parts[0] ?? "",
        line: Number(parts[LINE_IDX]) || POSITION,
        message: parts.slice(MESSAGE_IDX).join(LINTR_DELIMITER).trim(),
        ruleId: parts[LINTER_IDX] ?? "",
        tool: TOOL,
    });
};

export const parseLintrOutput = function parseLintrOutput(stdout: string, ecosystem: string): Finding[] {
    return parseLines(stdout, (line) => parseRecord(line, ecosystem));
};
```