jam/js/top/.rcs/makeweb,v

head	1.2;
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	sbosse:1.2; strict;
comment	@# @;


1.2
date	2020.02.03.09.45.01;	author sbosse;	state Exp;
branches;
next	1.1;

1.1
date	2017.05.23.07.00.54;	author sbosse;	state Exp;
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next	;


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1.2
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@#!/usr/bin/node
// Make a standalone and self-contained JS application (WEB edition)
// Version 1.4.4

var TOP='/home/sbosse/proj/jam/js';
global.PATH=[process.cwd(),TOP];
global.MODE='compile';
global.TARGET='browser'; // | 'node'
window={};
document={};
XMLHttpRequest=function(){};
XMLHttpRequest.prototype.open=function () {};
location={};


var Fs = require('fs');

var Modules = [];
var Objects = [];
var Files = [];
var FilesEmbedded = {};
var Main = undefined;
var Bundle = 'bundle.js';
var shift=0;

function FileExtension(filename) {
  return filename.split('.').pop();
}

function search(index,file) {
  if (PATH.length==index) return file;
  var path=PATH[index];
  if (Fs.existsSync(path+'/'+file+'.js')) return path+'/'+file+'.js';
  else if (Fs.existsSync(path+'/'+file)) return path+'/'+file;
  else return search(index+1,file);
}

var CoreModule = {};
CoreModule['com/io']='com/io.browser';
CoreModule['crypto']='os/crypto';
CoreModule['util']='os/util';
CoreModule['http']='os/http';
CoreModule['url']='os/url';
CoreModule['path']='os/path';
CoreModule['string_decoder']='os/string_decoder';
CoreModule['fs']='';
CoreModule['stream']='';
CoreModule['fs']='';
CoreModule['zlib']='';
CoreModule['dgram']='';
CoreModule['net']='';
CoreModule['child_process']='';
CoreModule['dns']='';


Require = function (module) {
 var file,filepath;
 try {
  if (CoreModule[module]!=undefined) module=CoreModule[module];
  if (module=='') return undefined; 
  if (Modules[module]) return Modules[module];
  else if (Objects[module]) return Objects[module];
  file=search(0,module);
  filepath=Fs.realpathSync(file);
  Files.push([module,filepath]);
  if (FileExtension(filepath)=='json') {
    var Object = require(file);
    Objects[module]=Object;
    return Object;    
  } else {
    var Module = require(file);
    Modules[module]=Module;
    return Module;
  }
 } catch (e) {
  var more='';
  if (e.name==='SyntaxError' && filepath) {
      var src=Fs.readFileSync(filepath,'utf8');
      var Esprima = Require('parser/esprima');
      try {        
        var ast = Esprima.parse(src, { tolerant: true, loc:true });
        if (ast.errors && ast.errors.length>0) more = ', '+ast.errors[0];
      } catch (e) {
        if (e.lineNumber)  more = ', in line '+e.lineNumber;
      }
  }
  if (e.stack) console.log(e.stack);
  console.log('Require import of '+module+' failed: '+e+more);
  process.exit(-1);
 }
}
global.Require=Require;

FileEmbedd = function (path,format) {
  var fullpath=search(0,path);
  console.log('*'+path);
  try {
    FilesEmbedded[path]=Fs.readFileSync(fullpath,format);
    console.log('#'+path+':'+FilesEmbedded[path].length+' bytes');
  } catch (e) {
    console.log('FileEmbedd failed for: '+fullpath)
    process.exit();};
}
global.FileEmbedd = FileEmbedd; 

FileEmbedded = function (path,format) {
  if (FilesEmbedded[path]) return FilesEmbedded[path];
  else {
    FileEmbedd(path,format);
    return FilesEmbedded[path];
  }
}
global.FileEmbedded = FileEmbedded;

var Base64 = require(TOP+'/os/base64');
var Comp = require(TOP+'/com/compat');

var exit=false;
var argv=[];

Comp.args.parse(process.argv,[
  ['-exit',0,function (arg) {
    if (!Main) exit=true;
    else argv.push(arg);}],
  ['-o',1,function (arg) {
    if (!Main) Bundle=arg;
    else argv.push(arg);}],
  [function (arg) {
    if (!Main) Main=arg;
    argv.push(arg);
  }]
],2);


if (!Main) {
  console.log('usage: makeapp [-o <bundle.js>] <main.js>  [<program args>]');
  process.exit();
}

process.argv=Comp.array.concat(['node'],argv);

var Base64=Require('os/base64');
var Buffer=Require('os/buffer');
var Process=Require('os/process');

if (Main) Require(Main);
//Files=Files.slice(0,8);
var NL = '\n';
var coremodules = "";
for(var m in CoreModule) {
  coremodules = coremodules + "CoreModule['"+m+"']='"+CoreModule[m]+"';"+NL;
}
var header=
'var CoreModule = {};'+NL+
coremodules+NL+
'var BundleModuleCode=[];'+NL+
'var BundleObjectCode=[];'+NL+
'var BundleModules = [];'+NL+
'PATH=[".","'+TOP+'"];'+NL+
'if (typeof global == "undefined")  global=(typeof window != "undefined"?window:{})'+NL+
'if (typeof process == "undefined") var process={};'+NL+
'Require=function(modupath) {'+NL+
"  if (CoreModule[modupath]!=undefined) modupath=CoreModule[modupath];"+NL+
"  if (modupath=='') return undefined;"+NL+
'  if (BundleModules[modupath]) return BundleModules[modupath];'+NL+
'  var exports={}, module={exports:exports};'+NL+
'  if (BundleModuleCode[modupath]) BundleModuleCode[modupath](module,exports,window,process);'+NL+
'  else if (BundleObjectCode[modupath]) BundleObjectCode[modupath](module,exports,window,process);'+NL+
'  BundleModules[modupath]=module.exports||module;'+NL+
'  return module.exports||module;};'+NL+
'var FilesEmbedded = {};'+NL+
'var FileEmbedd = function (path,format) {};'+NL+
'var FileEmbedded = function (path,format) {return FilesEmbedded[path](format);};'+NL+
"global.TARGET='"+global.TARGET+"';"+NL;

var trailer=
"Base64=Require('os/base64');"+NL+
"Buffer=Require('os/buffer').Buffer;"+NL+
"process=Require('os/process');"+NL+
"Main = Require('"+Main+"');"+NL;
var code = '';
for (var file in Files) {
  var modupath=Files[file][0];
  var path=Files[file][1];
  console.log('+'+path);
  if (FileExtension(path)=='json')
    code=code+"BundleObjectCode['"+modupath+"']=function (module,exports){\nexports="+Fs.readFileSync(path,'utf8')+'};\n';
  else
    code=code+"BundleModuleCode['"+modupath+"']=function (module,exports,global,process){\n"+Fs.readFileSync(path,'utf8')+'};\n';
}
for (var file in FilesEmbedded) {
  var data = FilesEmbedded[file];
  console.log('+'+file);
  if (typeof data == 'string')
    code=code+"FilesEmbedded['"+file+"']=function (format){return Base64.decode('"+Base64.encode(data)+"')};\n";
  else
    code=code+"FilesEmbedded['"+file+"']=function (format){return Base64.decodeBuf('"+Base64.encodeBuf(data)+"')};\n";
}

console.log('Writing bundled JS file '+Bundle);
Fs.writeFileSync(Bundle, header+NL+code+NL+trailer, 'utf8');

console.log('Finished. Exit ..');
if (exit) process.exit();


@


1.1
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@Initial revision
@
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@d3 1
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// Version 1.4.1
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'var global=(typeof window != "undefined"?window:{})'+NL+
'if (typeof process == "undefined") var proces={};'+NL+
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"return Require('"+Main+"');"+NL;
@