| 1 | "use strict";
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| 2 | Object.defineProperty(exports, "__esModule", { value: true });
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| 3 | exports.range = exports.balanced = void 0;
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| 4 | const balanced = (a, b, str) => {
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| 5 | const ma = a instanceof RegExp ? maybeMatch(a, str) : a;
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| 6 | const mb = b instanceof RegExp ? maybeMatch(b, str) : b;
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| 7 | const r = ma !== null && mb != null && (0, exports.range)(ma, mb, str);
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| 8 | return (r && {
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| 9 | start: r[0],
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| 10 | end: r[1],
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| 11 | pre: str.slice(0, r[0]),
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| 12 | body: str.slice(r[0] + ma.length, r[1]),
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| 13 | post: str.slice(r[1] + mb.length),
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| 14 | });
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| 15 | };
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| 16 | exports.balanced = balanced;
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| 17 | const maybeMatch = (reg, str) => {
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| 18 | const m = str.match(reg);
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| 19 | return m ? m[0] : null;
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| 20 | };
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| 21 | const range = (a, b, str) => {
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| 22 | let begs, beg, left, right = undefined, result;
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| 23 | let ai = str.indexOf(a);
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| 24 | let bi = str.indexOf(b, ai + 1);
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| 25 | let i = ai;
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| 26 | if (ai >= 0 && bi > 0) {
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| 27 | if (a === b) {
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| 28 | return [ai, bi];
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| 29 | }
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| 30 | begs = [];
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| 31 | left = str.length;
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| 32 | while (i >= 0 && !result) {
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| 33 | if (i === ai) {
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| 34 | begs.push(i);
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| 35 | ai = str.indexOf(a, i + 1);
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| 36 | }
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| 37 | else if (begs.length === 1) {
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| 38 | const r = begs.pop();
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| 39 | if (r !== undefined)
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| 40 | result = [r, bi];
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| 41 | }
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| 42 | else {
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| 43 | beg = begs.pop();
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| 44 | if (beg !== undefined && beg < left) {
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| 45 | left = beg;
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| 46 | right = bi;
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| 47 | }
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| 48 | bi = str.indexOf(b, i + 1);
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| 49 | }
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| 50 | i = ai < bi && ai >= 0 ? ai : bi;
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| 51 | }
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| 52 | if (begs.length && right !== undefined) {
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| 53 | result = [left, right];
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| 54 | }
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| 55 | }
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| 56 | return result;
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| 57 | };
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| 58 | exports.range = range;
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| 59 | //# sourceMappingURL=index.js.map |
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