manja_dev_ui/node_modules/postcss-selector-parser/dist/tokenize.js

"use strict";
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    Object.defineProperty(o, "default", { enumerable: true, value: v });
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    o["default"] = v;
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})();
var _a, _b;
Object.defineProperty(exports, "__esModule", { value: true });
exports.FIELDS = void 0;
exports.default = tokenize;
var t = __importStar(require("./tokenTypes"));
var unescapable = (_a = {},
    _a[t.tab] = true,
    _a[t.newline] = true,
    _a[t.cr] = true,
    _a[t.feed] = true,
    _a);
var wordDelimiters = (_b = {},
    _b[t.space] = true,
    _b[t.tab] = true,
    _b[t.newline] = true,
    _b[t.cr] = true,
    _b[t.feed] = true,
    _b[t.ampersand] = true,
    _b[t.asterisk] = true,
    _b[t.bang] = true,
    _b[t.comma] = true,
    _b[t.colon] = true,
    _b[t.semicolon] = true,
    _b[t.openParenthesis] = true,
    _b[t.closeParenthesis] = true,
    _b[t.openSquare] = true,
    _b[t.closeSquare] = true,
    _b[t.singleQuote] = true,
    _b[t.doubleQuote] = true,
    _b[t.plus] = true,
    _b[t.pipe] = true,
    _b[t.tilde] = true,
    _b[t.greaterThan] = true,
    _b[t.equals] = true,
    _b[t.dollar] = true,
    _b[t.caret] = true,
    _b[t.slash] = true,
    _b);
var hex = {};
var hexChars = "0123456789abcdefABCDEF";
for (var i = 0; i < hexChars.length; i++) {
    hex[hexChars.charCodeAt(i)] = true;
}
/**
 *  Returns the last index of the bar css word
 * @param {string} css The string in which the word begins
 * @param {number} start The index into the string where word's first letter occurs
 */
function consumeWord(css, start) {
    var next = start;
    var code;
    do {
        code = css.charCodeAt(next);
        if (wordDelimiters[code]) {
            return next - 1;
        }
        else if (code === t.backslash) {
            next = consumeEscape(css, next) + 1;
        }
        else {
            // All other characters are part of the word
            next++;
        }
    } while (next < css.length);
    return next - 1;
}
/**
 *  Returns the last index of the escape sequence
 * @param {string} css The string in which the sequence begins
 * @param {number} start The index into the string where escape character (`\`) occurs.
 */
function consumeEscape(css, start) {
    var next = start;
    var code = css.charCodeAt(next + 1);
    if (unescapable[code]) {
        // just consume the escape char
    }
    else if (hex[code]) {
        var hexDigits = 0;
        // consume up to 6 hex chars
        do {
            next++;
            hexDigits++;
            code = css.charCodeAt(next + 1);
        } while (hex[code] && hexDigits < 6);
        // if fewer than 6 hex chars, a trailing space ends the escape
        if (hexDigits < 6 && code === t.space) {
            next++;
        }
    }
    else {
        // the next char is part of the current word
        next++;
    }
    return next;
}
exports.FIELDS = {
    TYPE: 0,
    START_LINE: 1,
    START_COL: 2,
    END_LINE: 3,
    END_COL: 4,
    START_POS: 5,
    END_POS: 6,
};
function tokenize(input) {
    var tokens = [];
    var css = input.css.valueOf();
    var length = css.length;
    var offset = -1;
    var line = 1;
    var start = 0;
    var end = 0;
    var code, content, endColumn, endLine, escaped, escapePos, last, lines, next, nextLine, nextOffset, quote, tokenType;
    function unclosed(what, fix) {
        if (input.safe) {
            // fyi: this is never set to true.
            css += fix;
            next = css.length - 1;
        }
        else {
            throw input.error("Unclosed " + what, line, start - offset, start);
        }
    }
    while (start < length) {
        code = css.charCodeAt(start);
        if (code === t.newline) {
            offset = start;
            line += 1;
        }
        switch (code) {
            case t.space:
            case t.tab:
            case t.newline:
            case t.cr:
            case t.feed:
                next = start;
                do {
                    next += 1;
                    code = css.charCodeAt(next);
                    if (code === t.newline) {
                        offset = next;
                        line += 1;
                    }
                } while (code === t.space ||
                    code === t.newline ||
                    code === t.tab ||
                    code === t.cr ||
                    code === t.feed);
                tokenType = t.space;
                endLine = line;
                endColumn = next - offset - 1;
                end = next;
                break;
            case t.plus:
            case t.greaterThan:
            case t.tilde:
            case t.pipe:
                next = start;
                do {
                    next += 1;
                    code = css.charCodeAt(next);
                } while (code === t.plus || code === t.greaterThan || code === t.tilde || code === t.pipe);
                tokenType = t.combinator;
                endLine = line;
                endColumn = start - offset;
                end = next;
                break;
            // Consume these characters as single tokens.
            case t.asterisk:
            case t.ampersand:
            case t.bang:
            case t.comma:
            case t.equals:
            case t.dollar:
            case t.caret:
            case t.openSquare:
            case t.closeSquare:
            case t.colon:
            case t.semicolon:
            case t.openParenthesis:
            case t.closeParenthesis:
                next = start;
                tokenType = code;
                endLine = line;
                endColumn = start - offset;
                end = next + 1;
                break;
            case t.singleQuote:
            case t.doubleQuote:
                quote = code === t.singleQuote ? "'" : '"';
                next = start;
                do {
                    escaped = false;
                    next = css.indexOf(quote, next + 1);
                    if (next === -1) {
                        unclosed("quote", quote);
                    }
                    escapePos = next;
                    while (css.charCodeAt(escapePos - 1) === t.backslash) {
                        escapePos -= 1;
                        escaped = !escaped;
                    }
                } while (escaped);
                tokenType = t.str;
                endLine = line;
                endColumn = start - offset;
                end = next + 1;
                break;
            default:
                if (code === t.slash && css.charCodeAt(start + 1) === t.asterisk) {
                    next = css.indexOf("*/", start + 2) + 1;
                    if (next === 0) {
                        unclosed("comment", "*/");
                    }
                    content = css.slice(start, next + 1);
                    lines = content.split("\n");
                    last = lines.length - 1;
                    if (last > 0) {
                        nextLine = line + last;
                        nextOffset = next - lines[last].length;
                    }
                    else {
                        nextLine = line;
                        nextOffset = offset;
                    }
                    tokenType = t.comment;
                    line = nextLine;
                    endLine = nextLine;
                    endColumn = next - nextOffset;
                }
                else if (code === t.slash) {
                    next = start;
                    tokenType = code;
                    endLine = line;
                    endColumn = start - offset;
                    end = next + 1;
                }
                else {
                    next = consumeWord(css, start);
                    tokenType = t.word;
                    endLine = line;
                    endColumn = next - offset;
                }
                end = next + 1;
                break;
        }
        // Ensure that the token structure remains consistent
        tokens.push([
            tokenType, // [0] Token type
            line, // [1] Starting line
            start - offset, // [2] Starting column
            endLine, // [3] Ending line
            endColumn, // [4] Ending column
            start, // [5] Start position / Source index
            end, // [6] End position
        ]);
        // Reset offset for the next token
        if (nextOffset) {
            offset = nextOffset;
            nextOffset = null;
        }
        start = end;
    }
    return tokens;
}
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