@gmod/bbi/dist/range.js

Parser for BigWig/BigBed files

"use strict";
/**
 * Adapted from a combination of Range and _Compound in the
 * Dalliance Genome Explorer, (c) Thomas Down 2006-2010.
 */
Object.defineProperty(exports, "__esModule", { value: true });
class Range {
    ranges;
    constructor(arg1) {
        this.ranges = arg1;
    }
    get min() {
        return this.ranges[0].min;
    }
    get max() {
        return this.ranges.at(-1).max;
    }
    contains(pos) {
        for (const r of this.ranges) {
            if (r.min <= pos && r.max >= pos) {
                return true;
            }
        }
        return false;
    }
    isContiguous() {
        return this.ranges.length > 1;
    }
    getRanges() {
        return this.ranges.map(r => new Range([r]));
    }
    toString() {
        return this.ranges.map(r => `[${r.min}-${r.max}]`).join(',');
    }
    union(s1) {
        const allRanges = [...this.ranges, ...s1.ranges].sort((a, b) => {
            return a.min !== b.min ? a.min - b.min : a.max - b.max;
        });
        const merged = [];
        let current = allRanges[0];
        for (let i = 1; i < allRanges.length; i++) {
            const nxt = allRanges[i];
            if (nxt.min > current.max + 1) {
                merged.push(current);
                current = nxt;
            }
            else if (nxt.max > current.max) {
                current = { min: current.min, max: nxt.max };
            }
        }
        merged.push(current);
        return new Range(merged);
    }
}
exports.default = Range;
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