trilogy/dist/util.js

TypeScript SQLite layer with support for both native C++ & pure JavaScript drivers.

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.makeDirPath = exports.invariant = exports.firstOrValue = exports.toArray = exports.isEmpty = exports.isNil = exports.isNumber = exports.isString = exports.isFunction = exports.isObject = exports.mapObj = void 0;
const path_1 = require("path");
const fs_1 = require("fs");
function mapObj(collection, fn) {
    const result = {};
    for (const [key, value] of Object.entries(collection)) {
        result[key] = fn(value, key);
    }
    return result;
}
exports.mapObj = mapObj;
exports.isObject = (value) => ((value === null || value === void 0 ? void 0 : value.constructor) === Object) || false;
exports.isFunction = (value) => typeof value === 'function';
exports.isString = (value) => typeof value === 'string';
exports.isNumber = (value) => typeof value === 'number';
exports.isNil = (value) => value == null;
exports.isEmpty = (value) => {
    if (exports.isNil(value))
        return true;
    if (Array.isArray(value))
        return value.length === 0;
    if (exports.isObject(value))
        return Object.keys(value).length === 0;
    return false;
};
exports.toArray = (value) => Array.isArray(value)
    ? value
    : exports.isNil(value)
        ? []
        : [value];
exports.firstOrValue = (value) => Array.isArray(value) ? value[0] : value;
function invariant(condition, message) {
    if (!condition) {
        throw new Error(message || 'Invariant Violation');
    }
    return condition;
}
exports.invariant = invariant;
function makeDirPath(path) {
    const mode = parseInt('0777', 8);
    try {
        fs_1.mkdirSync(path, mode);
        return true;
    }
    catch (err) {
        if (err.code === 'EEXIST') {
            return fs_1.statSync(path).isDirectory();
        }
        if (err.code === 'ENOENT') {
            const target = path_1.dirname(path);
            return (target !== path &&
                makeDirPath(target) &&
                (Boolean(fs_1.mkdirSync(path, mode)) || true));
        }
        return false;
    }
}
exports.makeDirPath = makeDirPath;