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knot - npm Package Compare versions

Comparing version 0.0.6 to 0.0.7

.npmignore
lib/labjs/LAB.js
lib/middleware/modules/dummy.js
tests/node_module_tests/index.js

2

examples/simple_module/lib/math.js

@@ -34,4 +34,4 @@ // (The MIT License)

while (i < l) {
sum += args[i];
i = i + 1;
sum += args[i];
}

@@ -38,0 +38,0 @@

4

lib/middleware/modules/package.json

@@ -18,3 +18,2 @@ {

"events",
"stream",
"path",

@@ -24,5 +23,6 @@ "assert",

"punycode",
"querystring"
"querystring",
"dummy"
]
}
}

251

lib/middleware/modules/process.js

@@ -24,2 +24,6 @@ // (The MIT License)

/*global XMLHttpRequest: true, ActiveXObject: true, document: true, window: true, navigator: true*/
//'use strict';
/*

@@ -29,4 +33,4 @@ * The main "process" namespace variable.

var process = (function(){
var process = (function () {
/*

@@ -38,3 +42,3 @@ * This function eval's module code in the process scope.

*/
function evalModuleInScope(js) {

@@ -50,5 +54,5 @@ eval(js);

*/
return function(){
return (function () {
/*

@@ -64,15 +68,12 @@ * Provide the XMLHttpRequest constructor for Internet Explorer 5.x-6.x:

if (typeof XMLHttpRequest === "undefined") {
XMLHttpRequest = function() {
XMLHttpRequest = function () {
try {
return new ActiveXObject("Msxml2.XMLHTTP.6.0");
}
catch (e) {}
} catch (e) {}
try {
return new ActiveXObject("Msxml2.XMLHTTP.3.0");
}
catch (e) {}
} catch (er) {}
try {
return new ActiveXObject("Microsoft.XMLHTTP");
}
catch (e) {}
} catch (err) {}
//Microsoft.XMLHTTP points to Msxml2.XMLHTTP and is redundant

@@ -84,2 +85,29 @@ throw new Error("This browser does not support XMLHttpRequest.");

/*
*
*/
function getModuleParentPath(id) {
return ClientModule.modules[id].filename.split('/').slice(0, -1).join('/');
}
/*
*
*/
function resolveFilename(id, parentPath) {
if (id.charAt(0) === '.') {
if (!parentPath) {
// This value must match "ROOT_PKG" in node.js
parentPath = '_root_';
}
id = ClientModule.require('path').join(parentPath, id);
}
return id;
}
/*
* ClientModule

@@ -90,3 +118,3 @@ *

*/
function ClientModule(id) {

@@ -118,5 +146,5 @@ this.id = id;

*/
ClientModule.require = function(id, parentPath) {
ClientModule.require = function (id, parentPath) {
var cached,

@@ -128,5 +156,4 @@ clientModule;

*/
if (id.charAt(0) === '.') {
id = ClientModule.require('path').join(parentPath, id);
}
id = resolveFilename(id, parentPath);

@@ -139,3 +166,7 @@ cached = ClientModule.getCached(id);

if (id) {
/*
* If the module was not cached we load it here for the first time.
*/
if (id && ClientModule.exists(id) === false) {
ClientModule.load(id);

@@ -162,6 +193,6 @@ }

*/
ClientModule.getCached = function(id) {
ClientModule.getCached = function (id) {
return ClientModule.cache[id];
}
};

@@ -177,3 +208,3 @@ /*

*
* @param {string} id
* @param {string|array} id
* @param {function} callback

@@ -183,6 +214,6 @@ * @api private

ClientModule.load = function(id, callback) {
ClientModule.load = function (id, callback) {
var uri = process.installPrefix + id + '.js',
script;
var ids = id,
uris = [];

@@ -194,37 +225,36 @@ if (!id) {

/*
* If no callback is given load the script synchronously.
* If we were given a string "id" convert it to an array.
*/
if (!callback) {
script = new XMLHttpRequest();
script.open("GET", uri, false);
script.send(null);
evalModuleInScope(script.responseText);
return;
if (typeof ids === 'string') {
ids = [id];
}
/*
* Otherwise load it asynchronously.
* Now loop over all the "ids" and load them.
*/
script = document.createElement("script");
script.type = "text/javascript";
if (script.readyState) { //IE
script.onreadystatechange = function() {
if (script.readyState == "loaded" || script.readyState == "complete"){
script.onreadystatechange = null;
callback();
}
};
} else { //Others
script.onload = function() {
callback();
};
}
ids.forEach(function (id) {
var uri = process.installPrefix + id + '.js',
script;
if (!callback) {
// If no callback is given load the script synchronously.
script = new XMLHttpRequest();
script.open("GET", uri, false);
script.send(null);
evalModuleInScope(script.responseText);
} else {
// Otherwise add the uri to the loading list
uris.push(uri);
}
});
script.src = uri;
/*
* If we have any "uris" load them asynchronously using LAB.js.
*/
document.body.appendChild(script);
}
if (uris.length > 0) {
$LAB.script(uris).wait(callback);
}
};

@@ -238,5 +268,5 @@ /*

ClientModule.exists = function(id) {
ClientModule.exists = function (id) {
return ClientModule.modules.hasOwnProperty(id);
}
};

@@ -248,5 +278,5 @@ /*

*/
ClientModule.prototype.compile = function() {
ClientModule.prototype.compile = function () {
var module = this,

@@ -256,6 +286,9 @@ dirname;

module.uri = ClientModule.modules[module.id].uri;
dirname = module.uri.split('/').slice(0, -1).join('/');
// If the the filename is empty then use the uri
module.filename = ClientModule.modules[module.id].filename || module.uri;
// Get the directory of the module to use as the root for any other relative require calls.
dirname = getModuleParentPath(module.id);
// Doing this so I can pass the parent dirname to require.
module.require = function(id) {
module.require = function (id) {
return ClientModule.require(id, dirname);

@@ -272,4 +305,4 @@ };

*/
ClientModule.prototype.cache = function() {
ClientModule.prototype.cache = function () {
ClientModule.cache[this.id] = this;

@@ -287,7 +320,8 @@ };

*/
ClientModule.prototype.deprecate = function(method, message) {
var original = this.exports[method];
var self = this;
var warned = false;
ClientModule.prototype.deprecate = function (method, message) {
var original = this.exports[method],
self = this,
warned = false;
message = message || '';

@@ -297,3 +331,3 @@

enumerable: false,
value: function() {
value: function () {
if (!warned) {

@@ -304,6 +338,7 @@ warned = true;

var moduleIdCheck = new RegExp('\\b' + self.id + '\\b');
if (moduleIdCheck.test(process.env.NODE_DEBUG))
if (moduleIdCheck.test(process.env.NODE_DEBUG)) {
console.trace(message);
else
} else {
console.error(message);
}

@@ -328,4 +363,6 @@ self.exports[method] = original;

var parentPath;
if (typeof id === 'function') {
meta = func
meta = func;
func = id;

@@ -335,3 +372,3 @@ id = '';

if (typeof name !== 'string') {
if (typeof id !== 'string') {
throw new Error('First argument must be a string representing the name of the module.');

@@ -341,3 +378,4 @@ }

if (ClientModule.exists(id)) {
throw new Error('Module "' + id + '" has already been loaded.');
// throw new Error('Module "' + id + '" has already been loaded.');
return;
}

@@ -356,3 +394,3 @@

*/
if (!meta) {

@@ -366,8 +404,11 @@ meta = {

* Add the module to the "modules" map.
*
* This data is read in ClientModule.compile()
*/
ClientModule.modules[id] = {
uri: meta.uri,
filename: meta.filename || meta.uri,
func: func
}
};

@@ -378,10 +419,34 @@ /*

if (id === '') {
ClientModule.require(id);
function callback() {
if (id === '') {
ClientModule.require(id);
}
}
}
}();
})();
/*
* Load any modules found in meta.requires
*/
if (meta.requires && meta.requires.length > 0) {
// Get the directory of the module to use as the root for any other relative require calls.
parentPath = getModuleParentPath(id);
// Now loop over any modules we have and expand their module ids.
meta.requires.forEach(function (moduleId, pos) {
// Make the paths relative to the current module
if (moduleId.charAt(0) === '.') {
meta.requires[pos] = resolveFilename(moduleId, parentPath);
}
});
// ClientModule.load(meta.requires, callback);
} else {
callback();
}
};
}());
}());
/*

@@ -391,8 +456,8 @@ * Prime the "process" variable as best we can.

(function(){
(function () {
/*
* The standard node functions attached to "process".
*/
var start = new Date().getSeconds(),

@@ -418,6 +483,6 @@ stream = {},

*/
for (name in functions) {
if (functions.hasOwnProperty(name)) {
process[functions[name]] = function() {
process[functions[name]] = function () {
throw new Error('Function is not available in Knot.');

@@ -431,7 +496,7 @@ };

*/
stream.writable = true;
stream.destroy = function() {};
stream.destroySoon = function() {};
stream.write = function(string) {
stream.destroy = function () {};
stream.destroySoon = function () {};
stream.write = function (string) {
if (typeof string === 'Buffer') {

@@ -442,3 +507,3 @@ string = string.toString();

};
stream.end = function(string) {
stream.end = function (string) {
stream.write(string);

@@ -450,3 +515,3 @@ };

*/
process.stdout = stream;

@@ -457,3 +522,3 @@ process.stderr = stream;

process.execPath = window.location.pathname;
process.cwd = function() {
process.cwd = function () {
return process.execPath;

@@ -472,3 +537,3 @@ };

process.platform = navigator.platform;
process.uptime = function() {
process.uptime = function () {
var cur = new Date().getSeconds();

@@ -475,0 +540,0 @@ return cur - start;

172

lib/middleware/node.js

@@ -42,3 +42,4 @@ // (The MIT License)

var PACKAGE = 'package.json',
KNOT_PREFIX = '/knot/';
KNOT_PREFIX = '/knot/',
ROOT_PKG = '_root_';

@@ -87,3 +88,3 @@ /*

url,
path,
//path,
file,

@@ -115,6 +116,17 @@ start, // Var for wrapping the raw file

url = parse(options.path);
path = decode(url.pathname);
file = options.modules[path];
//path = decode(url.pathname);
file = options.modules[decode(url.pathname)];
/*
* If no file is found but the URL starts with "/knot" serve a dummy.js file.
* This is so the client side code keeps running as this file could
* have be auto detected by mistake.
*/
if (!file && decode(url.pathname).indexOf('/knot') === 0) {
console.log('Warning: Node module not found for url "'+decode(url.pathname) + '"');
file = options.modules['/knot/dummy.js'];
}
/*
* If the value of file is empty, return.

@@ -139,12 +151,16 @@ */

middle = fs.readFileSync(file.path, 'utf8');
end = "\n}, {uri: '" + file.uri + "'});";
end = "\n}, " + JSON.stringify({
uri: file.uri,
filename: file.filename,
requires: file.requires
}) + ");";
rawjs = start + middle + end;
/*
* If the request is for the the "process" do not wrap it.
* If the request is for the the "process" we do something special.
*/
if (file.name !== 'process') {
rawjs = start + middle + end;
} else {
rawjs = middle;
if (file.name === 'process') {
// Here we take the raw file and then append LAB.js to it.
rawjs = middle + '\n' + fs.readFileSync(path.join(__dirname, '../labjs/LAB.js'), 'utf8');
}

@@ -177,2 +193,70 @@

/*
* Given some meta data this function will add an entry to the module object.
* It will also attempt to find any required modules in the file using regex.
*
* @private
* @method makeModuleMapEntry
* @param {string} dir
* @param {string} uri
* @param {string} filename
* @param {string} name
* @param {string} file
* @param {object} modules
* @return {object}
*
* {
* name: name,
* path: {string},
* uri: uri,
* filename: filename,
* requires: array
* }
*/
function makeModuleMapEntry(dir, uri, filename, name, file, modules) {
var filepath = path.join(dir, file + '.js'),
rawjs,
requires;
/*
* Here we try and find any required modules using "regex"
*/
try {
rawjs = fs.readFileSync(filepath, 'utf8');
} catch (err) {
console.log('Module "' + name + '" not found at: ' + filepath);
return {};
}
requires = rawjs.match(/require\(('|")(.*?)('|")\)/g);
if (requires) {
requires.forEach(function (require, pos) {
requires[pos] = require.match(/['|"](.*)['|"]/)[1];
// console.log(requires[pos]);
});
} else {
// If there is nothing found reset the "requires" var to "undefined"
// so it does not get processed if JSON.stringify() is used later.
requires = undefined;
}
// console.log(JSON.stringify(requires, null,4));
/*
* With all the information now collected we build the final object.
*/
modules[KNOT_PREFIX + uri] = {
name: name,
path: filepath,
uri: uri,
filename: filename,
requires: requires
};
return modules[KNOT_PREFIX + uri];
}
/*
* This function looks for a <dir>/package.json file. If one is found it then

@@ -205,9 +289,10 @@ * sees if there is a knot entry and each file it finds it adds to the

function parsePackage(dir, modules) {
function parsePackage(dir, modules, HACK) {
var pack,
name,
name = HACK, // this may not be set so do it here
files,
file,
uri;
uri,
filename;

@@ -221,4 +306,11 @@ try {

name = pack.name;
/*
* Get the package name from package.json.
* However, if we were given a package name don't do anything.
*/
if (!name) {
name = pack.name;
}
if (pack.knot) {

@@ -229,21 +321,23 @@ if (pack.knot.modules) {

if (files.hasOwnProperty(file)) {
// Add the file to the modules map.
uri = (name ? name + '/' : '') + files[file] + '.js';
modules[KNOT_PREFIX + uri] = {
name: (name ? name + '/' : '') + files[file],
path: path.join(dir, files[file] + '.js'),
uri: uri
};
// Generate the knot filename for this module.
filename = (name ? name + '/' : '') + files[file] + '.js';
// Add the file to the modules map. We use the filename as the URL here because they are the same.
makeModuleMapEntry(dir, filename, undefined, ((name ? name + '/' : '') + files[file]), files[file], modules);
// If the file name is "index.js" then we have to add an
// entry for the diretory that points to the "index.js" frile.
if (files[file].slice(-5) === 'index') {
// Generate the knot url for this module.
if (files[file].slice(0, -5)) {
uri = (name ? name + '/' : '') + files[file].slice(0, -6);
} else {
uri = name;
}
// Add the file to the modules map.
makeModuleMapEntry(dir, uri + '.js', filename, uri, files[file], modules);
}
}
}
}
if (pack.knot.main) {
uri = name + '.js';
modules[KNOT_PREFIX + uri] = {
name: name,
path: path.join(dir, pack.knot.main + '.js'),
uri: (name ? name + '/' : '') + files[file] + '.js'
};
}
}

@@ -261,3 +355,3 @@ }

function findModules(dir, modules) {
function findModules(dir, modules, HACK) {

@@ -278,3 +372,3 @@ var files,

if (files[name] === PACKAGE) {
parsePackage(dir, modules);
parsePackage(dir, modules, HACK);
} else if (fs.statSync(absPath).isDirectory()) {

@@ -307,6 +401,10 @@ findModules(absPath, modules);

}
// Set the root
// Set the root and other options
options.root = root;
// Find all public modules
findModules(options.root, modules);
options.getOnly = true;
options.modules = modules;
// Find all public modules. As this is the first package it is treated special.
findModules(options.root, modules, ROOT_PKG);
// Find all system modules

@@ -317,6 +415,4 @@ findModules(path.join(__dirname, 'modules'), modules);

options.path = req.url;
options.getOnly = true;
options.modules = modules;
serve(req, res, next, options);
};
};

4

package.json
{
"name": "knot",
"description": "A client side Node experiment.",
"version": "0.0.6",
"version": "0.0.7",
"author": {

@@ -11,3 +11,3 @@ "name": "Richard S Allinson",

"engines": {
"node": ">= 0.6.0 < 0.7.0"
"node": ">= 0.6.0 <= 0.7.x"
},

@@ -14,0 +14,0 @@ "dependencies": {

3

tests/node_module_tests/package.json

@@ -13,4 +13,4 @@ {

"knot": {
"main": "all_tests",
"modules": [
"index",
"process",

@@ -20,3 +20,2 @@ "console",

"events",
"stream",
"path",

@@ -23,0 +22,0 @@ "assert"

tests/node_module_tests/all_tests.js
nbproject/private/private.properties

Sorry, the diff of this file is not supported yet

nbproject/project.properties

Sorry, the diff of this file is not supported yet

scripts/lint

Sorry, the diff of this file is not supported yet

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