nedb2

2018.12.30 • Public • Published

db-lite

this zero-dependency package will provide a persistent, in-browser database, with a working web-demo

live web demo

screenshot

travis-ci.org build-status coverage

NPM

build commit status

git-branch : master beta alpha
test-server-github : github.com test-server github.com test-server github.com test-server
test-server-heroku : heroku.com test-server heroku.com test-server heroku.com test-server
test-report : test-report test-report test-report
coverage : coverage coverage coverage
build-artifacts : build-artifacts build-artifacts build-artifacts

npmPackageListing

npmPackageDependencyTree

table of contents

  1. cdn download
  2. documentation
  3. quickstart standalone app
  4. quickstart example.js
  5. extra screenshots
  6. package.json
  7. changelog of last 50 commits
  8. internal build script
  9. misc

cdn download

documentation

cli help

screenshot

api doc

apidoc

todo

  • none

changelog 2018.12.30

  • npm publish 2018.12.30
  • fix ui buttons
  • update build
  • none

this package requires

  • darwin or linux os

quickstart standalone app

to run this example, follow the instruction in the script below

# example.sh 
 
# this shell script will download and run a web-demo of db-lite as a standalone app 
 
# 1. download standalone app 
curl -O https://kaizhu256.github.io/node-db-lite/build..beta..travis-ci.org/app/assets.app.js
# 2. run standalone app 
PORT=8081 node ./assets.app.js
# 3. open a browser to http://127.0.0.1:8081 and play with the web-demo 
# 4. edit file assets.app.js to suit your needs 

output from browser

screenshot

output from shell

screenshot

quickstart example.js

screenshot

to run this example, follow the instruction in the script below

/*
example.js
 
this script will run a web-demo of db-lite
 
instruction
    1. save this script as example.js
    2. run the shell-command:
        $ npm install db-lite && PORT=8081 node example.js
    3. open a browser to http://127.0.0.1:8081 and play with the web-demo
    4. edit this script to suit your needs
*/
 
 
 
/* istanbul instrument in package db */
/* istanbul ignore next */
/* jslint utility2:true */
(function (globalThis) {
    "use strict";
    var consoleError;
    var local;
    // init globalThis
    (function () {
        try {
            globalThis = Function("return this")(); // jslint ignore:line
        } catch (ignore) {}
    }());
    globalThis.globalThis = globalThis;
    // init debug_inline
    if (!globalThis["debug\u0049nline"]) {
        consoleError = console.error;
        globalThis["debug\u0049nline"] = function () {
        /*
         * this function will both print <arguments> to stderr
         * and return <arguments>[0]
         */
            var argList;
            argList = Array.from(arguments); // jslint ignore:line
            // debug arguments
            globalThis["debug\u0049nlineArguments"] = argList;
            consoleError("\n\ndebug\u0049nline");
            consoleError.apply(console, argList);
            consoleError("\n");
            // return arg0 for inspection
            return argList[0];
        };
    }
    // init local
    local = {};
    local.local = local;
    globalThis.globalLocal = local;
    // init isBrowser
    local.isBrowser = (
        typeof window === "object"
        && window === globalThis
        && typeof window.XMLHttpRequest === "function"
        && window.document
        && typeof window.document.querySelector === "function"
    );
    // init function
    local.assertThrow = function (passed, message) {
    /*
     * this function will throw the error <message> if <passed> is falsy
     */
        var error;
        if (passed) {
            return;
        }
        error = (
            // ternary-condition
            (
                message
                && typeof message.message === "string"
                && typeof message.stack === "string"
            )
            // if message is an error-object, then leave it as is
            ? message
            : new Error(
                typeof message === "string"
                // if message is a string, then leave it as is
                ? message
                // else JSON.stringify message
                : JSON.stringify(message, null, 4)
            )
        );
        throw error;
    };
    local.functionOrNop = function (fnc) {
    /*
     * this function will if <fnc> exists,
     * them return <fnc>,
     * else return <nop>
     */
        return fnc || local.nop;
    };
    local.identity = function (value) {
    /*
     * this function will return <value>
     */
        return value;
    };
    local.nop = function () {
    /*
     * this function will do nothing
     */
        return;
    };
    local.objectAssignDefault = function (target, source) {
    /*
     * this function will if items from <target> are
     * null, undefined, or empty-string,
     * then overwrite them with items from <source>
     */
        Object.keys(source).forEach(function (key) {
            if (
                target[key] === null
                || target[key] === undefined
                || target[key] === ""
            ) {
                target[key] = target[key] || source[key];
            }
        });
    };
    // require builtin
    if (!local.isBrowser) {
        local.assert = require("assert");
        local.buffer = require("buffer");
        local.child_process = require("child_process");
        local.cluster = require("cluster");
        local.crypto = require("crypto");
        local.dgram = require("dgram");
        local.dns = require("dns");
        local.domain = require("domain");
        local.events = require("events");
        local.fs = require("fs");
        local.http = require("http");
        local.https = require("https");
        local.net = require("net");
        local.os = require("os");
        local.path = require("path");
        local.querystring = require("querystring");
        local.readline = require("readline");
        local.repl = require("repl");
        local.stream = require("stream");
        local.string_decoder = require("string_decoder");
        local.timers = require("timers");
        local.tls = require("tls");
        local.tty = require("tty");
        local.url = require("url");
        local.util = require("util");
        local.vm = require("vm");
        local.zlib = require("zlib");
    }
}(this));
 
 
 
(function (local) {
"use strict";
 
 
 
// run shared js-env code - init-before
(function () {
// init local
local = (
    globalThis.utility2_rollup
    || globalThis.utility2_db
    || require("db-lite")
);
// init exports
globalThis.local = local;
}());
 
 
 
/* istanbul ignore next */
// run browser js-env code - init-test
(function () {
if (!local.isBrowser) {
    return;
}
local.testRunBrowser = function (event) {
    if (!event || (
        event
        && event.currentTarget
        && event.currentTarget.className
        && event.currentTarget.className.includes
        && event.currentTarget.className.includes("onreset")
    )) {
        // reset output
        Array.from(document.querySelectorAll(
            "body > .resettable"
        )).forEach(function (element) {
            switch (element.tagName) {
            case "INPUT":
            case "TEXTAREA":
                element.value = "";
                break;
            default:
                element.textContent = "";
            }
        });
    }
    switch (event && event.currentTarget && event.currentTarget.id) {
    case "testRunButton1":
        // show tests
        if (document.querySelector(
            "#testReportDiv1"
        ).style.maxHeight === "0px") {
            local.uiAnimateSlideDown(document.querySelector(
                "#testReportDiv1"
            ));
            document.querySelector(
                "#testRunButton1"
            ).textContent = "hide internal test";
            local.modeTest = 1;
            local.testRunDefault(local);
        // hide tests
        } else {
            local.uiAnimateSlideUp(document.querySelector(
                "#testReportDiv1"
            ));
            document.querySelector(
                "#testRunButton1"
            ).textContent = "run internal test";
        }
        break;
    /* validateLineSortedReset */
    // custom-case
    case "dbExportButton1":
    case "dbImportButton1":
    case "dbImportInput1":
    case "dbResetButton1":
        local.db.onEventDomDb(event);
        break;
    }
    if (document.querySelector(
        "#inputTextareaEval1"
    ) && (!event || (
        event
        && event.currentTarget
        && event.currentTarget.className
        && event.currentTarget.className.includes
        && event.currentTarget.className.includes("oneval")
    ))) {
        // try to eval input-code
        try {
            eval(document.querySelector( // jslint ignore:line
                "#inputTextareaEval1"
            ).value);
        } catch (errorCaught) {
            console.error(errorCaught);
        }
    }
};
 
local.uiEventDelegate = local.uiEventDelegate || function (event) {
    // filter non-input keyup-event
    event.targetOnEvent = event.target.closest("[data-onevent]");
    if (!event.targetOnEvent) {
        return;
    }
    // rate-limit keyup
    if (event.type === "keyup") {
        local.uiEventDelegateKeyupEvent = event;
        if (local.uiEventDelegateKeyupTimerTimeout !== 2) {
            local.uiEventDelegateKeyupTimerTimeout = (
                local.uiEventDelegateKeyupTimerTimeout
                || setTimeout(function () {
                    local.uiEventDelegateKeyupTimerTimeout = 2;
                    local.uiEventDelegate(local.uiEventDelegateKeyupEvent);
                }, 100)
            );
            return;
        }
        local.uiEventDelegateKeyupTimerTimeout = null;
        if (!event.target.closest("input, option, select, textarea")) {
            return;
        }
    }
    switch (event.targetOnEvent.tagName) {
    case "BUTTON":
    case "FORM":
        event.preventDefault();
        break;
    }
    event.stopPropagation();
    local.uiEventListenerDict[event.targetOnEvent.dataset.onevent](event);
};
 
local.uiEventListenerDict = local.uiEventListenerDict || {};
 
local.uiEventListenerDict.testRunBrowser = local.testRunBrowser;
 
// log stderr and stdout to #outputStdoutTextarea1
["error", "log"].forEach(function (key) {
    console[key + "_original"] = console[key + "_original"] || console[key];
    console[key] = function () {
        var argList;
        var element;
        argList = Array.from(arguments); // jslint ignore:line
        console[key + "_original"].apply(console, argList);
        element = document.querySelector(
            "#outputStdoutTextarea1"
        );
        if (!element) {
            return;
        }
        // append text to #outputStdoutTextarea1
        element.value += argList.map(function (arg) {
            return (
                typeof arg === "string"
                ? arg
                : JSON.stringify(arg, null, 4)
            );
        }).join(" ").replace((
            /\u001b\[\d*m/g
        ), "") + "\n";
        // scroll textarea to bottom
        element.scrollTop = element.scrollHeight;
    };
});
// init event-handling
["Change", "Click", "Keyup", "Submit"].forEach(function (eventType) {
    Array.from(document.querySelectorAll(
        ".eventDelegate" + eventType
    )).forEach(function (element) {
        element.addEventListener(eventType.toLowerCase(), local.uiEventDelegate);
    });
});
// run tests
local.testRunBrowser();
}());
 
 
 
/* istanbul ignore next */
// run node js-env code - init-test
(function () {
if (local.isBrowser) {
    return;
}
// init exports
module.exports = local;
/* validateLineSortedReset */
// init assets
local.assetsDict = local.assetsDict || {};
[
    "assets.index.template.html",
    "assets.swgg.swagger.json",
    "assets.swgg.swagger.server.json"
].forEach(function (file) {
    file = "/" + file;
    local.assetsDict[file] = local.assetsDict[file] || "";
    if (local.fs.existsSync(local.__dirname + file)) {
        local.assetsDict[file] = local.fs.readFileSync(
            local.__dirname + file,
            "utf8"
        );
    }
});
/* jslint ignore:start */
local.assetsDict["/assets.index.template.html"] = '\
<!doctype html>\n\
<html lang="en">\n\
<head>\n\
<meta charset="utf-8">\n\
<meta name="viewport" content="width=device-width, initial-scale=1">\n\
<!-- "assets.utility2.template.html" -->\n\
<title>{{env.npm_package_name}} ({{env.npm_package_version}})</title>\n\
<style>\n\
/* jslint utility2:true */\n\
/*csslint\n\
*/\n\
/* csslint ignore:start */\n\
*,\n\
*:after,\n\
*:before {\n\
    box-sizing: border-box;\n\
}\n\
/* csslint ignore:end */\n\
@keyframes uiAnimateShake {\n\
    0%, 50% {\n\
        transform: translateX(10px);\n\
    }\n\
    25%, 75% {\n\
        transform: translateX(-10px);\n\
    }\n\
    100% {\n\
        transform: translateX(0);\n\
    }\n\
}\n\
@keyframes uiAnimateSpin {\n\
    0% {\n\
        transform: rotate(0deg);\n\
    }\n\
    100% {\n\
        transform: rotate(360deg);\n\
    }\n\
}\n\
a {\n\
    overflow-wrap: break-word;\n\
}\n\
body {\n\
    background: #eef;\n\
    font-family: Arial, Helvetica, sans-serif;\n\
    margin: 0 40px;\n\
}\n\
body > div,\n\
body > form > div,\n\
body > form > input,\n\
body > form > pre,\n\
body > form > textarea,\n\
body > form > .button,\n\
body > input,\n\
body > pre,\n\
body > textarea,\n\
body > .button {\n\
    margin-bottom: 20px;\n\
}\n\
body > form > input,\n\
body > form > .button,\n\
body > input,\n\
body > .button {\n\
    width: 20rem;\n\
}\n\
body > form > textarea,\n\
body > textarea {\n\
    height: 10rem;\n\
    width: 100%;\n\
}\n\
body > textarea[readonly] {\n\
    background: #ddd;\n\
}\n\
code,\n\
pre,\n\
textarea {\n\
    font-family: Consolas, Menlo, monospace;\n\
    font-size: small;\n\
}\n\
pre {\n\
    overflow-wrap: break-word;\n\
    white-space: pre-wrap;\n\
}\n\
textarea {\n\
    overflow: auto;\n\
    white-space: pre;\n\
}\n\
.button {\n\
    background-color: #fff;\n\
    border: 1px solid;\n\
    border-bottom-color: rgb(186, 186, 186);\n\
    border-left-color: rgb(209, 209, 209);\n\
    border-radius: 4px;\n\
    border-right-color: rgb(209, 209, 209);\n\
    border-top-color: rgb(216, 216, 216);\n\
    color: #00d;\n\
    cursor: pointer;\n\
    display: inline-block;\n\
    font-family: Arial, Helvetica, sans-serif;\n\
    font-size: 12px;\n\
    font-style: normal;\n\
    font-weight: normal;\n\
    margin: 0;\n\
    padding: 2px 7px 3px 7px;\n\
    text-align: center;\n\
    text-decoration: underline;\n\
}\n\
.colorError {\n\
    color: #d00;\n\
}\n\
.uiAnimateShake {\n\
    animation-duration: 500ms;\n\
    animation-name: uiAnimateShake;\n\
}\n\
.uiAnimateSlide {\n\
    overflow-y: hidden;\n\
    transition: max-height ease-in 250ms, min-height ease-in 250ms, padding-bottom ease-in 250ms, padding-top ease-in 250ms;\n\
}\n\
.utility2FooterDiv {\n\
    text-align: center;\n\
}\n\
.zeroPixel {\n\
    border: 0;\n\
    height: 0;\n\
    margin: 0;\n\
    padding: 0;\n\
    width: 0;\n\
}\n\
</style>\n\
</head>\n\
<body>\n\
<div id="ajaxProgressDiv1" style="background: #d00; height: 2px; left: 0; margin: 0; padding: 0; position: fixed; top: 0; transition: background 500ms, width 1500ms; width: 0%; z-index: 1;"></div>\n\
<div class="uiAnimateSpin" style="animation: uiAnimateSpin 2s linear infinite; border: 5px solid #999; border-radius: 50%; border-top: 5px solid #7d7; display: none; height: 25px; vertical-align: middle; width: 25px;"></div>\n\
<a class="zeroPixel" download="db.persistence.json" href="" id="dbExportA1"></a>\n\
<input class="zeroPixel" id="dbImportInput1" type="file">\n\
<script>\n\
/* jslint utility2:true */\n\
// init domOnEventWindowOnloadTimeElapsed\n\
(function () {\n\
/*\n\
 * this function will measure and print the time-elapsed for window.onload\n\
 */\n\
    "use strict";\n\
    if (window.domOnEventWindowOnloadTimeElapsed) {\n\
        return;\n\
    }\n\
    window.domOnEventWindowOnloadTimeElapsed = Date.now() + 100;\n\
    window.addEventListener("load", function () {\n\
        setTimeout(function () {\n\
            window.domOnEventWindowOnloadTimeElapsed = (\n\
                Date.now()\n\
                - window.domOnEventWindowOnloadTimeElapsed\n\
            );\n\
            console.error(\n\
                "domOnEventWindowOnloadTimeElapsed = "\n\
                + window.domOnEventWindowOnloadTimeElapsed\n\
            );\n\
        }, 100);\n\
    });\n\
}());\n\
\n\
\n\
\n\
// init timerIntervalAjaxProgressUpdate\n\
(function () {\n\
/*\n\
 * this function will increment the ajax-progress-bar\n\
 * until the webpage has loaded\n\
 */\n\
    "use strict";\n\
    var ajaxProgressDiv1;\n\
    var ajaxProgressState;\n\
    var ajaxProgressUpdate;\n\
    if (\n\
        window.timerIntervalAjaxProgressUpdate\n\
        || !document.querySelector(\n\
            "#ajaxProgressDiv1"\n\
        )\n\
    ) {\n\
        return;\n\
    }\n\
    ajaxProgressDiv1 = document.querySelector(\n\
        "#ajaxProgressDiv1"\n\
    );\n\
    setTimeout(function () {\n\
        ajaxProgressDiv1.style.width = "25%";\n\
    });\n\
    ajaxProgressState = 0;\n\
    ajaxProgressUpdate = (\n\
        window.local\n\
        && window.local.ajaxProgressUpdate\n\
    ) || function () {\n\
        ajaxProgressDiv1.style.width = "100%";\n\
        setTimeout(function () {\n\
            ajaxProgressDiv1.style.background = "transparent";\n\
            setTimeout(function () {\n\
                ajaxProgressDiv1.style.width = "0%";\n\
            }, 500);\n\
        }, 1000);\n\
    };\n\
    window.timerIntervalAjaxProgressUpdate = setInterval(function () {\n\
        ajaxProgressState += 1;\n\
        ajaxProgressDiv1.style.width = Math.max(\n\
            100 - 75 * Math.exp(-0.125 * ajaxProgressState),\n\
            ajaxProgressDiv1.style.width.slice(0, -1) | 0\n\
        ) + "%";\n\
    }, 1000);\n\
    window.addEventListener("load", function () {\n\
        clearInterval(window.timerIntervalAjaxProgressUpdate);\n\
        ajaxProgressUpdate();\n\
    });\n\
}());\n\
\n\
\n\
\n\
// init domOnEventSelectAllWithinPre\n\
(function () {\n\
/*\n\
 * this function will limit select-all within <pre tabIndex="0"> elements\n\
 * https://stackoverflow.com/questions/985272/selecting-text-in-an-element-akin-to-highlighting-with-your-mouse\n\
 */\n\
    "use strict";\n\
    if (window.domOnEventSelectAllWithinPre) {\n\
        return;\n\
    }\n\
    window.domOnEventSelectAllWithinPre = function (event) {\n\
        var range;\n\
        var selection;\n\
        if (\n\
            event\n\
            && event.key === "a"\n\
            && (event.ctrlKey || event.metaKey)\n\
            && event.target.closest("pre")\n\
        ) {\n\
            range = document.createRange();\n\
            range.selectNodeContents(event.target.closest("pre"));\n\
            selection = window.getSelection();\n\
            selection.removeAllRanges();\n\
            selection.addRange(range);\n\
            event.preventDefault();\n\
        }\n\
    };\n\
    // init event-handling\n\
    document.addEventListener(\n\
        "keydown",\n\
        window.domOnEventSelectAllWithinPre\n\
    );\n\
}());\n\
</script>\n\
<h1>\n\
<!-- utility2-comment\n\
    <a\n\
        {{#if env.npm_package_homepage}}\n\
        href="{{env.npm_package_homepage}}"\n\
        {{/if env.npm_package_homepage}}\n\
        target="_blank"\n\
    >\n\
utility2-comment -->\n\
        {{env.npm_package_name}} ({{env.npm_package_version}})\n\
<!-- utility2-comment\n\
    </a>\n\
utility2-comment -->\n\
</h1>\n\
<h3>{{env.npm_package_description}}</h3>\n\
<!-- utility2-comment\n\
<a class="button" download href="assets.app.js">download standalone app</a><br>\n\
<button class="button eventDelegateClick onreset" data-onevent="testRunBrowser" id="testRunButton1">run internal test</button><br>\n\
<div class="uiAnimateSlide" id="testReportDiv1" style="border-bottom: 0; border-top: 0; margin-bottom: 0; margin-top: 0; max-height: 0; padding-bottom: 0; padding-top: 0;"></div>\n\
utility2-comment -->\n\
\n\
\n\
\n\
<button class="button eventDelegateClick" data-onevent="testRunBrowser" data-on-event-dom-db="dbResetButton1" id="dbResetButton1">\n\
    reset database\n\
</button><br>\n\
<button class="button eventDelegateClick" data-onevent="testRunBrowser" data-on-event-dom-db="dbExportButton1" id="dbExportButton1">\n\
    export database -&gt; file\n\
</button><br>\n\
<button class="button eventDelegateClick" data-onevent="testRunBrowser" data-on-event-dom-db="dbImportButton1" id="dbImportButton1">\n\
    import database &lt;- file\n\
</button><br>\n\
<label>edit or paste script below to\n\
    <a\n\
        href="https://kaizhu256.github.io/node-db-lite/build..beta..travis-ci.org/apidoc.html"\n\
        target="_blank"\n\
    >eval</a>\n\
</label>\n\
<textarea id="inputTextareaEval1">\n\
/*jslint browser: true, node: true*/\n\
"use strict";\n\
var dbTable1, modeNext, onNext;\n\
modeNext = 0;\n\
onNext = function (error, data) {\n\
    modeNext = error\n\
        ? Infinity\n\
        : modeNext + 1;\n\
    switch (modeNext) {\n\
    case 1:\n\
        dbTable1 = window.dbTable1 = window.utility2_db.dbTableCreateOne({\n\
            name: "dbTable1"\n\
        }, onNext);\n\
        break;\n\
    case 2:\n\
        dbTable1.idIndexCreate({ name: "field1" }, onNext);\n\
        break;\n\
    case 3:\n\
        dbTable1.crudSetOneById({ field1: "aa", field2: 1, field3: "foo" }, onNext);\n\
        break;\n\
    case 4:\n\
        dbTable1.crudSetOneById({ field1: "bb", field2: 2, field3: "bar" }, onNext);\n\
        break;\n\
    case 5:\n\
        dbTable1.crudSetOneById({ field1: "cc", field2: 3, field3: "baz" }, onNext);\n\
        break;\n\
    case 6:\n\
        dbTable1.crudRemoveOneById({ field1: "aa" }, onNext);\n\
        break;\n\
    case 7:\n\
        dbTable1.crudUpdateOneById({ field1: "bb", field2: -1 }, onNext);\n\
        break;\n\
    case 8:\n\
        dbTable1.crudSetOneById({ field2: Math.random() }, onNext);\n\
        break;\n\
    case 9:\n\
        dbTable1.crudGetManyByQuery({\n\
            limit: Infinity,\n\
            query: { field2: { $gte: -Infinity, $lte: Infinity } },\n\
            skip: 0,\n\
            sort: [{ fieldName: "_timeUpdated", idDescending: true }]\n\
        }, onNext);\n\
        break;\n\
    case 10:\n\
        console.error(data);\n\
        dbTable1.crudCountAll(onNext);\n\
        break;\n\
    case 11:\n\
        console.error("number of rows: " + data);\n\
        break;\n\
    default:\n\
        console.error(error.stack);\n\
    }\n\
};\n\
onNext();\n\
</textarea>\n\
<button class="button eventDelegateClick oneval onreset" data-onevent="testRunBrowser" id="dbEvalButton1">eval script</button><br>\n\
<label>stderr and stdout</label>\n\
<textarea class="resettable" id="outputStdoutTextarea1" readonly></textarea>\n\
<!-- utility2-comment\n\
{{#if isRollup}}\n\
<script src="assets.app.js"></script>\n\
{{#unless isRollup}}\n\
utility2-comment -->\n\
<script src="assets.utility2.rollup.js"></script>\n\
<script>window.utility2_onReadyBefore.counter += 1;</script>\n\
<script src="jsonp.utility2.stateInit?callback=window.utility2.stateInit"></script>\n\
<script src="assets.db.js"></script>\n\
<script src="assets.example.js"></script>\n\
<script src="assets.test.js"></script>\n\
<script>window.utility2_onReadyBefore();</script>\n\
<!-- utility2-comment\n\
{{/if isRollup}}\n\
utility2-comment -->\n\
<div class="utility2FooterDiv">\n\
    [ this app was created with\n\
    <a href="https://github.com/kaizhu256/node-utility2" target="_blank">utility2</a>\n\
    ]\n\
</div>\n\
</body>\n\
</html>\n\
';
/* jslint ignore:end */
/* validateLineSortedReset */
/* jslint ignore:start */
local.assetsDict["/assets.db.js"] =
    local.assetsDict["/assets.db.js"] ||
    local.fs.readFileSync(local.__dirname + "/lib.db.js", "utf8"
).replace((/^#!\//), "// ");
/* jslint ignore:end */
/* validateLineSortedReset */
local.assetsDict["/"] = local.assetsDict["/assets.index.template.html"]
.replace((
    /\{\{env\.(\w+?)\}\}/g
), function (match0, match1) {
    switch (match1) {
    case "npm_package_description":
        return "the greatest app in the world!";
    case "npm_package_name":
        return "db-lite";
    case "npm_package_nameLib":
        return "db";
    case "npm_package_version":
        return "0.0.1";
    default:
        return match0;
    }
});
local.assetsDict["/assets.example.html"] = local.assetsDict["/"];
local.assetsDict["/index.html"] = local.assetsDict["/"];
// init cli
if (module !== require.main || globalThis.utility2_rollup) {
    return;
}
/* validateLineSortedReset */
local.assetsDict["/assets.example.js"] = (
    local.assetsDict["/assets.example.js"]
    || local.fs.readFileSync(__filename, "utf8")
);
local.assetsDict["/favicon.ico"] = local.assetsDict["/favicon.ico"] || "";
// if $npm_config_timeout_exit exists,
// then exit this process after $npm_config_timeout_exit ms
if (Number(process.env.npm_config_timeout_exit)) {
    setTimeout(process.exit, Number(process.env.npm_config_timeout_exit));
}
// start server
if (globalThis.utility2_serverHttp1) {
    return;
}
process.env.PORT = process.env.PORT || "8081";
console.error("server starting on port " + process.env.PORT);
local.http.createServer(function (request, response) {
    request.urlParsed = local.url.parse(request.url);
    if (local.assetsDict[request.urlParsed.pathname] !== undefined) {
        response.end(local.assetsDict[request.urlParsed.pathname]);
        return;
    }
    response.statusCode = 404;
    response.end();
}).listen(process.env.PORT);
}());
 
 
 
}());

output from browser

screenshot

output from shell

screenshot

extra screenshots

  1. https://kaizhu256.github.io/node-db-lite/build/screenshot.buildCi.browser.%252Ftmp%252Fbuild%252Fapidoc.html.png screenshot

  2. https://kaizhu256.github.io/node-db-lite/build/screenshot.buildCi.browser.%252Ftmp%252Fbuild%252Fcoverage.lib.html.png screenshot

  3. https://kaizhu256.github.io/node-db-lite/build/screenshot.buildCi.browser.%252Ftmp%252Fbuild%252Ftest-report.html.png screenshot

  4. https://kaizhu256.github.io/node-db-lite/build/screenshot.deployGithub.browser.%252Fnode-db-lite%252Fbuild%252Fapp%252Fassets.swgg.html.png screenshot

  5. https://kaizhu256.github.io/node-db-lite/build/screenshot.deployGithub.browser.%252Fnode-db-lite%252Fbuild%252Fapp.png screenshot

  6. https://kaizhu256.github.io/node-db-lite/build/screenshot.deployGithubTest.browser.%252Fnode-db-lite%252Fbuild%252Fapp.png screenshot

  7. https://kaizhu256.github.io/node-db-lite/build/screenshot.deployHeroku.browser.%252Fassets.swgg.html.png screenshot

  8. https://kaizhu256.github.io/node-db-lite/build/screenshot.deployHeroku.browser.%252F.png screenshot

  9. https://kaizhu256.github.io/node-db-lite/build/screenshot.deployHerokuTest.browser.%252F.png screenshot

  10. https://kaizhu256.github.io/node-db-lite/build/screenshot.npmTest.browser.%252F.png screenshot

  11. https://kaizhu256.github.io/node-db-lite/build/screenshot.testExampleJs.browser.%252F.png screenshot

  12. https://kaizhu256.github.io/node-db-lite/build/screenshot.testExampleSh.browser.%252F.png screenshot

package.json

{
    "author": "kai zhu <kaizhu256@gmail.com>",
    "bin": {
        "db-lite": "lib.db.js"
    },
    "description": "this zero-dependency package will provide a persistent, in-browser database, with a working web-demo",
    "devDependencies": {
        "electron-lite": "kaizhu256/node-electron-lite#alpha",
        "utility2": "kaizhu256/node-utility2#alpha"
    },
    "engines": {
        "node": ">=8.0"
    },
    "homepage": "https://github.com/kaizhu256/node-db-lite",
    "keywords": [
        "database",
        "embedded",
        "indexeddb",
        "nedb"
    ],
    "license": "MIT",
    "main": "lib.db.js",
    "name": "db-lite",
    "nameAliasPublish": "esdb nanodb nedb2",
    "nameLib": "db",
    "nameOriginal": "db-lite",
    "os": [
        "darwin",
        "linux"
    ],
    "repository": {
        "type": "git",
        "url": "https://github.com/kaizhu256/node-db-lite.git"
    },
    "scripts": {
        "build-ci": "./npm_scripts.sh",
        "env": "env",
        "eval": "./npm_scripts.sh",
        "heroku-postbuild": "./npm_scripts.sh",
        "postinstall": "./npm_scripts.sh",
        "start": "./npm_scripts.sh",
        "test": "./npm_scripts.sh",
        "utility2": "./npm_scripts.sh"
    },
    "version": "2018.12.30"
}

changelog of last 50 commits

screenshot

internal build script

  • build_ci.sh
# build_ci.sh 
 
# this shell script will run the build for this package 
 
shBuildCiAfter () {(set -e
    # shDeployCustom 
    shDeployGithub
    shDeployHeroku
    shReadmeTest example.sh
)}
 
shBuildCiBefore () {(set -e
    shNpmTestPublished
    shReadmeTest example.js
)}
 
# run shBuildCi 
eval "$(utility2 source)"
shBuildCi

misc

  • this package was created with utility2

/nedb2/

    Package Sidebar

    Install

    npm i nedb2

    Weekly Downloads

    0

    Version

    2018.12.30

    License

    MIT

    Unpacked Size

    165 kB

    Total Files

    6

    Last publish

    Collaborators

    • kaizhu
    • louischatriot