355cf2124b
- Convert ApiResponse to discriminated union for type-safe error handling - Add HealthStatus type with HealthState literal union - Make BaseEntity fields readonly for immutability - Add GlobalExceptionFilter with structured logging - Add port validation with clear error messages in main.ts - Improve parseDate to log warnings for invalid dates - Add comprehensive Button tests (variants, onClick, disabled) - Add slugify edge case tests (empty, special chars, numbers) - Create ESLint configs for all packages - Remove compiled JS files from src directories - Convert .prettierrc.js to .prettierrc.json Refs #1 Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>
41 lines
1.0 KiB
TypeScript
41 lines
1.0 KiB
TypeScript
/**
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* Safely parse a date string or return undefined.
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* Logs a warning if an invalid date string is passed.
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*/
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export function parseDate(value: string | Date | undefined | null): Date | undefined {
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if (!value) return undefined;
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if (value instanceof Date) return value;
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const parsed = new Date(value);
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if (isNaN(parsed.getTime())) {
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console.warn(`parseDate: Invalid date string received: "${value}"`);
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return undefined;
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}
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return parsed;
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}
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/**
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* Generate a simple slug from a string
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*/
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export function slugify(text: string): string {
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return text
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.toLowerCase()
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.trim()
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.replace(/[^\w\s-]/g, "")
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.replace(/[\s_-]+/g, "-")
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.replace(/^-+|-+$/g, "");
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}
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/**
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* Sleep for a given number of milliseconds
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*/
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export function sleep(ms: number): Promise<void> {
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return new Promise((resolve) => setTimeout(resolve, ms));
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}
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/**
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* Check if a value is defined (not null or undefined)
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*/
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export function isDefined<T>(value: T | null | undefined): value is T {
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return value !== null && value !== undefined;
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}
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