webpack-preprocessor-loader/dist/parser.js

A code preprocessor for Webpack

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.getDirective = exports.parse = void 0;
/**
 * Convert raw result from basic reader to `IBlock` presentation.
 *
 * @param info Result object from reader
 * @returns
 */
function parse(info) {
    const { is_comment, raw, block } = info;
    let isDirective = false;
    let directive = "";
    let condition = "";
    if (is_comment) {
        [directive, condition] = getDirective(block);
        isDirective = directive !== "";
    }
    else {
        isDirective = false;
    }
    return {
        block,
        condition,
        directive,
        isComment: is_comment,
        isDirective,
        raw,
    };
}
exports.parse = parse;
const REGEX_DIRECTIVE = /#!(\w+)\s*(.*)?/;
/**
 * Extract directive and condition from the given content
 *
 * @export
 * @param {string} content
 * @returns {[string, string]} [directive, condition]
 */
function getDirective(content) {
    const matchGroup = REGEX_DIRECTIVE.exec(content);
    if (matchGroup !== null) {
        return [matchGroup[1], matchGroup[2] || ""];
    }
    return ["", ""];
}
exports.getDirective = getDirective;