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| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 | 60x 60x 1290x 60x 60x 60x 54x 54x 54x 54x 264x 264x 264x 264x 264x 54x | import type {SliceTypeSteps} from '../slice';
import type {CharPredicate} from './types';
const LETTER_REGEX = /(\p{Letter}|\d|_)/u;
const WHITESPACE_REGEX = /\s/;
export const isLetter: CharPredicate<string> = (char: string) => LETTER_REGEX.test(char[0]);
export const isWhitespace: CharPredicate<string> = (char: string) => WHITESPACE_REGEX.test(char[0]);
export const isPunctuation: CharPredicate<string> = (char: string) => !isLetter(char) && !isWhitespace(char);
/**
* Compares two block slice types, ignores tag discriminants.
*/
export const stepsEqual = (a: SliceTypeSteps, b: SliceTypeSteps): boolean => {
const lenA = a.length;
const lenB = b.length;
Iif (lenA !== lenB) return false;
for (let i = 0; i < lenA; i++) {
const stepA = a[i];
const stepB = b[i];
const tagA = Array.isArray(stepA) ? stepA[0] : stepA;
const tagB = Array.isArray(stepB) ? stepB[0] : stepB;
Iif (tagA !== tagB) return false;
}
return true;
};
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