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open-safetylog-ehs/server/lib/csv.ts
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jayjennings 3f6dff5f24
CI / Lint, typecheck, test, build (push) Canceled after 0s
CI / End-to-end tests (push) Canceled after 0s
feat: implement permissions and actions management
- Add permissions logic for status options in corrective actions.
- Create tests for permissions functionality.
- Implement queries for user authentication and actions management.
- Develop Actions page to display and manage corrective actions.
- Create authentication pages for login, setup, and password reset.
- Add IncidentDetail page to view incident details and associated actions.
- Implement Settings page for user management and password changes.
2026-10-06 11:20:44 -07:00

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type Cell = string | number | null | undefined
/**
* RFC 4180 CSV with a BOM so Excel opens UTF-8 correctly. Cells that a spreadsheet would treat as a
* formula are prefixed with an apostrophe (CSV injection).
*/
export function toCsv(header: string[], rows: Cell[][]): string {
const cell = (value: Cell) => {
let text = value === null || value === undefined ? '' : String(value)
if (/^[=+\-@\t\r]/.test(text)) text = `'${text}`
return /[",\r\n]/.test(text) ? `"${text.replace(/"/g, '""')}"` : text
}
return '' + [header, ...rows].map((row) => row.map(cell).join(',')).join('\r\n') + '\r\n'
}