44 lines
1001 B
TypeScript
44 lines
1001 B
TypeScript
/**
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* Parse duration string to milliseconds.
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* Supports formats like: 5m, 30s, 1h, 2h30m, 90, etc.
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* If no unit is specified, assumes seconds.
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*/
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export function parseDuration(input: string): number {
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const trimmed = input.trim();
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// If it's just a number, treat as seconds
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if (/^\d+$/.test(trimmed)) {
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return parseInt(trimmed, 10) * 1000;
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}
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// Parse duration with units
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let totalMs = 0;
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const regex = /(\d+)([smh])/g;
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let match;
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let hasMatch = false;
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while ((match = regex.exec(trimmed)) !== null) {
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hasMatch = true;
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const value = parseInt(match[1], 10);
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const unit = match[2];
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switch (unit) {
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case "s":
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totalMs += value * 1000;
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break;
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case "m":
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totalMs += value * 60 * 1000;
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break;
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case "h":
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totalMs += value * 60 * 60 * 1000;
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break;
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}
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}
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if (!hasMatch) {
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throw new Error(`Invalid duration format: ${input}. Use formats like: 5m, 30s, 1h, 2h30m`);
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}
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return totalMs;
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}
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