sass-all-variable-loader/dist/extractVariables.js

Loads sass files and extracts all variable declarations including from the imported sass files.

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
var camelCase = require("camelcase");
var fs = require("fs");
var path = require("path");
// @ts-ignore
var sassExtract = require("sass-extract");
var nodeModules = path.resolve(process.cwd(), 'node_modules');
var scssExtension = '.scss';
var importer = function (url, prev) {
    var file;
    if (url.match(/^~/)) {
        file = path.resolve(nodeModules, url.replace(/^[~\/\\]+/, ''));
    }
    else {
        file = path.resolve(path.dirname(prev), url);
    }
    if (file.slice(-scssExtension.length) !== scssExtension) {
        file += scssExtension;
    }
    var candidates = [
        file,
        path.resolve(path.dirname(file), '_' + path.basename(file)),
    ];
    file = candidates.find(function (fn) { return fs.existsSync(fn); });
    return { file: file };
};
var getVarValue = function (variable, camel) {
    switch (variable.type) {
        case 'SassNumber':
            return "" + variable.value + variable.unit;
        case 'SassNull':
            return null;
        case 'SassColor':
            var color = variable.value;
            return color.a !== 1
                ? "rgba(" + color.r + ", " + color.g + ", " + color.b + ", " + color.a + ")"
                : color.hex;
        case 'SassList':
            return variable.value
                .map(function (o) { return getVarValue(o, camel); })
                .join(variable.separator);
        case 'SassMap':
            return toValues(variable.value, camel);
        case 'SassString':
        case 'SassBoolean':
        default:
            return variable.value;
    }
};
var toValues = function (variables, camel) {
    if (camel === void 0) { camel = false; }
    return Object.keys(variables)
        .reduce(function (result, k) {
        var name = camel
            ? camelCase(k.replace(/^\$/, ''))
            : k;
        result[name] = getVarValue(variables[k], camel);
        return result;
    }, {});
};
exports.extractVariables = function (file, _a) {
    var _b = _a === void 0 ? {} : _a, camel = _b.camelCase, _c = _b.includePaths, includePaths = _c === void 0 ? [] : _c;
    var rendered = sassExtract.renderSync({
        file: file,
        includePaths: includePaths,
        importer: importer,
    });
    return toValues(rendered.vars.global, camel);
};