Mon 21 Jul 22:43:21 CEST 2025
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js/top/makeweblib
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213
js/top/makeweblib
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#!/usr/bin/node
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// Make a standalone and self-contained JS libraray publishing main file exports (as <MAIN> name object)
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// (WEB edition)
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// Version 1.6.3
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var TOP='/home/sbosse/proj/jam/js';
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global.PATH=[process.cwd(),TOP];
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global.MODE='compile';
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global.TARGET='browser';
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window={};
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document={};
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XMLHttpRequest=function(){};
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XMLHttpRequest.prototype.open=function () {};
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location={};
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var Fs = require('fs');
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var Path = require("path");
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var Modules = [];
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var Objects = [];
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var Files = [];
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var FilesEmbedded = {};
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var Main = undefined;
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var Bundle = 'bundle.js';
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var shift=0;
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function FileExtension(filename) {
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return filename.split('.').pop();
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}
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function search(index,file) {
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if (PATH.length==index) return file;
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var path=PATH[index];
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if (Fs.existsSync(path+'/'+file+'.js')) return path+'/'+file+'.js';
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else if (Fs.existsSync(path+'/'+file)) return path+'/'+file;
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else return search(index+1,file);
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}
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var CoreModule = {};
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CoreModule['com/io']='com/io.browser';
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CoreModule['crypto']='os/crypto';
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CoreModule['util']='os/util';
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CoreModule['http']='os/http.browser';
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CoreModule['url']='os/url';
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CoreModule['path']='os/path';
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CoreModule['string_decoder']='os/string_decoder';
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CoreModule['fs']='';
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CoreModule['stream']='';
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CoreModule['fs']='';
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CoreModule['zlib']='';
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CoreModule['dgram']='';
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CoreModule['net']='';
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CoreModule['child_process']='';
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CoreModule['dns']='';
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Require = function (module,noeval) {
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var file,filepath;
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try {
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if (CoreModule[module]!=undefined) module=CoreModule[module];
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if (module=='') return undefined;
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if (Modules[module]) return Modules[module];
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else if (Objects[module]) return Objects[module];
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file=search(0,module);
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filepath=Fs.realpathSync(file);
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Files.push([module,filepath]);
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if (FileExtension(filepath)=='json') {
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var Object = noeval?Fs.readFileSync(file):require(file);
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Objects[module]=Object;
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return Object;
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} else {
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var Module = noeval?Fs.readFileSync(file):require(file);
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Modules[module]=Module;
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return Module;
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}
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} catch (e) {
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var more='';
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if (e.name==='SyntaxError' && filepath) {
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var src=Fs.readFileSync(filepath,'utf8');
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var Esprima = Require('parser/esprima');
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try {
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var ast = Esprima.parse(src, { tolerant: true, loc:true });
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if (ast.errors && ast.errors.length>0) more = ', '+ast.errors[0];
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} catch (e) {
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if (e.lineNumber) more = ', in line '+e.lineNumber;
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}
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}
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if (e.stack) console.log(e.stack);
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console.log('Require import of '+module+' failed: '+e+more);
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process.exit(-1);
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}
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}
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global.Require=Require;
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FileEmbedd = function (path,format) {
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var fullpath=search(0,path);
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console.log('*'+path);
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try {
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FilesEmbedded[path]=Fs.readFileSync(fullpath,format);
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console.log('#'+path+':'+FilesEmbedded[path].length+' bytes');
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} catch (e) {
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console.log('FileEmbedd failed for: '+fullpath)
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process.exit();};
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}
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global.FileEmbedd = FileEmbedd;
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FileEmbedded = function (path,format) {
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if (FilesEmbedded[path]) return FilesEmbedded[path];
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else {
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FileEmbedd(path,format);
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return FilesEmbedded[path];
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}
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}
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global.FileEmbedded = FileEmbedded;
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var Base64 = require(TOP+'/os/base64');
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var Comp = require(TOP+'/com/compat');
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var exit=false;
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var argv=[];
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Comp.args.parse(process.argv,[
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['-exit',0,function (arg) {
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if (!Main) exit=true;
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else argv.push(arg);}],
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['-o',1,function (arg) {
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if (!Main) Bundle=arg;
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else argv.push(arg);}],
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[function (arg) {
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if (!Main) Main=arg;
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argv.push(arg);
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}]
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],2);
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if (!Main) {
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console.log('usage: makeapp [-o <bundle.js>] <main.js> [<program args>]');
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process.exit();
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}
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var MainModule = Path.basename(Main).replace(/\..+/,'').toUpperCase();
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process.argv=Comp.array.concat(['node'],argv);
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var Base64=Require('os/base64');
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var Buffer=Require('os/buffer');
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var Process=Require('os/process');
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if (Main) Require(Main);
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//Files=Files.slice(0,8);
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var NL = '\n';
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var coremodules = "";
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for(var m in CoreModule) {
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coremodules = coremodules + "CoreModule['"+m+"']='"+CoreModule[m]+"';"+NL;
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}
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var header=
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'function '+MainModule+'init() { var CoreModule = {};'+NL+
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coremodules+NL+
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'var BundleModuleCode=[];'+NL+
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'var BundleObjectCode=[];'+NL+
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'var BundleModules = [];'+NL+
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'PATH=[".","'+TOP+'"];'+NL+
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'if (typeof global == "undefined") global=(typeof window != "undefined"?window:{})'+NL+
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'if (typeof process == "undefined") var process={};'+NL+
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'Require=function(modupath) {'+NL+
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" if (CoreModule[modupath]!=undefined) modupath=CoreModule[modupath];"+NL+
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" if (modupath=='') return undefined;"+NL+
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' if (BundleModules[modupath]) return BundleModules[modupath];'+NL+
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' var exports={}, module={exports:exports};'+NL+
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' if (BundleModuleCode[modupath]) BundleModuleCode[modupath](module,exports,window,process);'+NL+
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' else if (BundleObjectCode[modupath]) BundleObjectCode[modupath](module,exports,window,process);'+NL+
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' else return undefined;'+NL+
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' BundleModules[modupath]=module.exports||module;'+NL+
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' return module.exports||module;};'+NL+
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'var FilesEmbedded = {};'+NL+
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'var FileEmbedd = function (path,format) {};'+NL+
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'var FileEmbedded = function (path,format) {return FilesEmbedded[path](format);};'+NL+
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"global.TARGET='"+global.TARGET+"';"+NL+
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"if (typeof self != 'undefined' && typeof window == 'undefined') window=self;"+NL;
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var trailer=
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"Base64=Require('os/base64');"+NL+
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"Buffer=Require('os/buffer').Buffer;"+NL+
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"process=Require('os/process');"+NL+
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"if (typeof window != 'undefined') window."+MainModule+"="+MainModule+" = Require('"+Main+"');"+NL+
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"}; "+MainModule+"init();"+NL;
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var code = '';
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for (var file in Files) {
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var modupath=Files[file][0];
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var path=Files[file][1];
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console.log('+'+path);
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if (FileExtension(path)=='json')
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code=code+"BundleObjectCode['"+modupath+"']=function (module,exports){\nexports="+Fs.readFileSync(path,'utf8')+'};\n';
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else
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code=code+"BundleModuleCode['"+modupath+"']=function (module,exports,global,process){\n"+Fs.readFileSync(path,'utf8')+'};\n';
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}
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for (var file in FilesEmbedded) {
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var data = FilesEmbedded[file];
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console.log('+'+file);
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if (typeof data == 'string')
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code=code+"FilesEmbedded['"+file+"']=function (format){return Base64.decode('"+Base64.encode(data)+"')};\n";
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else
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code=code+"FilesEmbedded['"+file+"']=function (format){return Base64.decodeBuf('"+Base64.encodeBuf(data)+"')};\n";
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}
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console.log('Writing bundled JS file '+Bundle);
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Fs.writeFileSync(Bundle, header+NL+code+NL+trailer, 'utf8');
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console.log('Finished. Exit ..');
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if (exit) process.exit();
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