msn/node_modules/.pnpm/@jridgewell+sourcemap-codec@1.4.15/node_modules/@jridgewell/sourcemap-codec/dist/sourcemap-codec.umd.js

(function (global, factory) {
    typeof exports === 'object' && typeof module !== 'undefined' ? factory(exports) :
    typeof define === 'function' && define.amd ? define(['exports'], factory) :
    (global = typeof globalThis !== 'undefined' ? globalThis : global || self, factory(global.sourcemapCodec = {}));
})(this, (function (exports) { 'use strict';

    const comma = ','.charCodeAt(0);
    const semicolon = ';'.charCodeAt(0);
    const chars = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/';
    const intToChar = new Uint8Array(64); // 64 possible chars.
    const charToInt = new Uint8Array(128); // z is 122 in ASCII
    for (let i = 0; i < chars.length; i++) {
        const c = chars.charCodeAt(i);
        intToChar[i] = c;
        charToInt[c] = i;
    }
    // Provide a fallback for older environments.
    const td = typeof TextDecoder !== 'undefined'
        ? /* #__PURE__ */ new TextDecoder()
        : typeof Buffer !== 'undefined'
            ? {
                decode(buf) {
                    const out = Buffer.from(buf.buffer, buf.byteOffset, buf.byteLength);
                    return out.toString();
                },
            }
            : {
                decode(buf) {
                    let out = '';
                    for (let i = 0; i < buf.length; i++) {
                        out += String.fromCharCode(buf[i]);
                    }
                    return out;
                },
            };
    function decode(mappings) {
        const state = new Int32Array(5);
        const decoded = [];
        let index = 0;
        do {
            const semi = indexOf(mappings, index);
            const line = [];
            let sorted = true;
            let lastCol = 0;
            state[0] = 0;
            for (let i = index; i < semi; i++) {
                let seg;
                i = decodeInteger(mappings, i, state, 0); // genColumn
                const col = state[0];
                if (col < lastCol)
                    sorted = false;
                lastCol = col;
                if (hasMoreVlq(mappings, i, semi)) {
                    i = decodeInteger(mappings, i, state, 1); // sourcesIndex
                    i = decodeInteger(mappings, i, state, 2); // sourceLine
                    i = decodeInteger(mappings, i, state, 3); // sourceColumn
                    if (hasMoreVlq(mappings, i, semi)) {
                        i = decodeInteger(mappings, i, state, 4); // namesIndex
                        seg = [col, state[1], state[2], state[3], state[4]];
                    }
                    else {
                        seg = [col, state[1], state[2], state[3]];
                    }
                }
                else {
                    seg = [col];
                }
                line.push(seg);
            }
            if (!sorted)
                sort(line);
            decoded.push(line);
            index = semi + 1;
        } while (index <= mappings.length);
        return decoded;
    }
    function indexOf(mappings, index) {
        const idx = mappings.indexOf(';', index);
        return idx === -1 ? mappings.length : idx;
    }
    function decodeInteger(mappings, pos, state, j) {
        let value = 0;
        let shift = 0;
        let integer = 0;
        do {
            const c = mappings.charCodeAt(pos++);
            integer = charToInt[c];
            value |= (integer & 31) << shift;
            shift += 5;
        } while (integer & 32);
        const shouldNegate = value & 1;
        value >>>= 1;
        if (shouldNegate) {
            value = -0x80000000 | -value;
        }
        state[j] += value;
        return pos;
    }
    function hasMoreVlq(mappings, i, length) {
        if (i >= length)
            return false;
        return mappings.charCodeAt(i) !== comma;
    }
    function sort(line) {
        line.sort(sortComparator);
    }
    function sortComparator(a, b) {
        return a[0] - b[0];
    }
    function encode(decoded) {
        const state = new Int32Array(5);
        const bufLength = 1024 * 16;
        const subLength = bufLength - 36;
        const buf = new Uint8Array(bufLength);
        const sub = buf.subarray(0, subLength);
        let pos = 0;
        let out = '';
        for (let i = 0; i < decoded.length; i++) {
            const line = decoded[i];
            if (i > 0) {
                if (pos === bufLength) {
                    out += td.decode(buf);
                    pos = 0;
                }
                buf[pos++] = semicolon;
            }
            if (line.length === 0)
                continue;
            state[0] = 0;
            for (let j = 0; j < line.length; j++) {
                const segment = line[j];
                // We can push up to 5 ints, each int can take at most 7 chars, and we
                // may push a comma.
                if (pos > subLength) {
                    out += td.decode(sub);
                    buf.copyWithin(0, subLength, pos);
                    pos -= subLength;
                }
                if (j > 0)
                    buf[pos++] = comma;
                pos = encodeInteger(buf, pos, state, segment, 0); // genColumn
                if (segment.length === 1)
                    continue;
                pos = encodeInteger(buf, pos, state, segment, 1); // sourcesIndex
                pos = encodeInteger(buf, pos, state, segment, 2); // sourceLine
                pos = encodeInteger(buf, pos, state, segment, 3); // sourceColumn
                if (segment.length === 4)
                    continue;
                pos = encodeInteger(buf, pos, state, segment, 4); // namesIndex
            }
        }
        return out + td.decode(buf.subarray(0, pos));
    }
    function encodeInteger(buf, pos, state, segment, j) {
        const next = segment[j];
        let num = next - state[j];
        state[j] = next;
        num = num < 0 ? (-num << 1) | 1 : num << 1;
        do {
            let clamped = num & 0b011111;
            num >>>= 5;
            if (num > 0)
                clamped |= 0b100000;
            buf[pos++] = intToChar[clamped];
        } while (num > 0);
        return pos;
    }

    exports.decode = decode;
    exports.encode = encode;

    Object.defineProperty(exports, '__esModule', { value: true });

}));
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