@backtest/framework/esm/src/helpers/strategies.js

Backtesting trading strategies in TypeScript / JavaScript

"use strict";
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})();
Object.defineProperty(exports, "__esModule", { value: true });
exports.getStrategy = getStrategy;
exports.getStrategiesFrom = getStrategiesFrom;
const logger = __importStar(require("./logger"));
const path = require('path');
const glob = require('glob');
function _normalizePatterns(fileName, rootPath) {
    return !!rootPath
        ? [path.join(path.resolve(rootPath), fileName).replaceAll('\\', '/')]
        : [
            path.join(__dirname, '..', 'strategies', fileName).replaceAll('\\', '/'),
            path.join(path.resolve(process.cwd()), 'strategies', fileName).replaceAll('\\', '/'),
            path.join(path.resolve(process.cwd()), 'src', 'strategies', fileName).replaceAll('\\', '/')
        ];
}
function getStrategy(strategyName, rootPath) {
    let file = null;
    const patterns = _normalizePatterns(`${strategyName}.{ts,js}`, rootPath);
    patterns.forEach((pattern) => {
        logger.trace(`Searching for strategy ${pattern}`);
        glob
            .sync(pattern)
            .filter((f) => path.basename(f, path.extname(f)) === strategyName && !f.endsWith('.d.ts'))
            .forEach((f) => {
            file = f;
        });
    });
    return file;
}
function getStrategiesFrom(rootPath) {
    const files = [];
    const patterns = _normalizePatterns(`*.{ts,js}`, rootPath);
    patterns.forEach((pattern) => {
        logger.trace(`Searching in ${pattern}`);
        glob
            .sync(pattern)
            .filter((f) => !f.endsWith('.d.ts'))
            .forEach((f) => {
            files.push(f);
        });
    });
    return files;
}
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