trader-server/node_modules/odata-v4-server/build/lib/utils.js

OData server for testing strategies, simulating and real trading.

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
const stream_1 = require("stream");
const result_1 = require("./result");
const patternSource = "[^(]*\\(([^)]*)\\)";
const pattern = new RegExp(patternSource);
exports.getFunctionParameters = function (fn, name) {
    let params = typeof name == "string" && typeof fn[name] == "function"
        ? fn[name].toString().match(new RegExp(`(?:${name})?` + patternSource))
        : fn.toString().match(pattern);
    return params[1].split(/,(?:\s)?/).map(p => p.split(" ")[0]);
};
exports.getAllPropertyNames = function (proto) {
    let propNames = Object.getOwnPropertyNames(proto);
    proto = Object.getPrototypeOf(proto);
    if (proto !== Object.prototype && proto !== stream_1.Transform.prototype)
        propNames = propNames.concat(exports.getAllPropertyNames(proto));
    return propNames;
};
let GeneratorFunction;
try {
    GeneratorFunction = eval("(function*() {}).constructor");
}
catch (err) { }
function isIterator(value) {
    return value instanceof GeneratorFunction;
}
exports.isIterator = isIterator;
function isPromise(value) {
    return value && typeof value.then == "function";
}
exports.isPromise = isPromise;
function isStream(stream) {
    return stream !== null && typeof stream == "object" && typeof stream.pipe == "function" && !(stream instanceof result_1.ODataStream);
}
exports.isStream = isStream;
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