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22 lines
560 B
TypeScript
22 lines
560 B
TypeScript
export function parseDataSize(sizeStr: string): number {
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if (typeof sizeStr !== "string") return 0;
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const match = /^\s*([\d.]+)\s*([KMGT]?B)\s*$/i.exec(sizeStr);
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if (!match) return 0;
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const [, numStr, unitRaw] = match;
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const num = parseFloat(numStr);
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if (isNaN(num)) return 0;
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const unit = unitRaw.toUpperCase();
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const multipliers = {
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B: 1,
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KB: 1024,
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MB: 1024 ** 2,
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GB: 1024 ** 3,
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TB: 1024 ** 4
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} as const;
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return num * (multipliers[unit as keyof typeof multipliers] ?? 1);
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}
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