33 lines
805 B
TypeScript
33 lines
805 B
TypeScript
import { isString, MAC } from "../types";
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export function normalizeString(str: string): string {
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return isString(str) ? str.trim().replace(/\s+/g, " ") : str;
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}
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export function normalizeMac(mac: MAC): MAC {
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// parts only contains values at odd indexes
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const parts = mac
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.toUpperCase()
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.replace(/[-:]/g, "")
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.split(/([A-F0-9]{2})/);
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const macParts = [];
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for (let i = 1; i < parts.length; i += 2) {
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macParts.push(parts[i]);
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}
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return macParts.join(":") as MAC;
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}
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export function parseInteger(str: string): number {
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const parsed = parseInt(str, 10);
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if (parsed.toString() === str) {
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return parsed;
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} else {
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throw new SyntaxError(
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`String does not represent a valid integer: "${str}"`
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);
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}
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}
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