fix issue #113
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walterhiggins
parent
7457cd58b8
commit
7ab34980e4
1 changed files with 85 additions and 75 deletions
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@ -56,7 +56,9 @@ module specification, the '.js' suffix is optional.
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***/
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(function ( rootDir, modulePaths, hooks ) {
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var File = java.io.File;
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var File = java.io.File,
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FileReader = java.io.FileReader,
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BufferedReader = java.io.BufferedReader;
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var readModuleFromDirectory = function( dir ) {
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@ -170,82 +172,90 @@ When resolving module names to file paths, ScriptCraft uses the following rules.
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}
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return null;
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};
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/*
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wph 20131215 Experimental
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*/
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var _loadedModules = {};
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var _format = java.lang.String.format;
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var _require = function(parentFile, path)
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{
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var file = resolveModuleToFile(path, parentFile);
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if (!file){
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var errMsg = '' + _format("require() failed to find matching file for module '%s' " +
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"in working directory '%s' ", [path, parentFile.canonicalPath]);
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if (! ( (''+path).match(/^\./) )){
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errMsg = errMsg + ' and not found in paths ' + JSON.stringify(modulePaths);
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}
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throw errMsg;
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}
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var canonizedFilename = _canonize(file);
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var moduleInfo = _loadedModules[canonizedFilename];
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if (moduleInfo){
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return moduleInfo;
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}
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if (hooks)
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hooks.loading(canonizedFilename);
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var reader = new java.io.FileReader(file);
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var br = new java.io.BufferedReader(reader);
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var code = "";
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var r = null;
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while ((r = br.readLine()) !== null)
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code += r + "\n";
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/*
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wph 20131215 Experimental
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*/
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var _loadedModules = {};
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var _format = java.lang.String.format;
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/*
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require() function implementation
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*/
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var _require = function( parentFile, path ) {
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var file,
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canonizedFilename,
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moduleInfo,
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buffered,
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head = '(function(exports,module,require,__filename,__dirname){ ',
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code = '',
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line = null;
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file = resolveModuleToFile(path, parentFile);
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if ( !file ) {
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var errMsg = '' + _format("require() failed to find matching file for module '%s' " +
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"in working directory '%s' ", [path, parentFile.canonicalPath]);
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if (! ( (''+path).match( /^\./ ) ) ) {
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errMsg = errMsg + ' and not found in paths ' + JSON.stringify(modulePaths);
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}
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throw errMsg;
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}
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canonizedFilename = _canonize(file);
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moduleInfo = _loadedModules[canonizedFilename];
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if ( moduleInfo ) {
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return moduleInfo;
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}
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if ( hooks ) {
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hooks.loading( canonizedFilename );
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}
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buffered = new BufferedReader(new FileReader(file));
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while ( (line = buffered.readLine()) !== null ) {
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code += line + '\n';
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}
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buffered.close(); // close the stream so there's no file locks
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var head = "(function(exports,module,require,__filename,__dirname){ ";
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moduleInfo = {
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loaded: false,
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id: canonizedFilename,
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exports: {},
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require: _requireClosure(file.parentFile)
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};
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var tail = "})";
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code = head + code + tail;
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_loadedModules[canonizedFilename] = moduleInfo;
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var compiledWrapper = null;
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try {
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compiledWrapper = eval(code);
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}catch (e){
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throw "Error:" + e + " while evaluating module " + canonizedFilename;
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}
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var __dirname = "" + file.parentFile.canonicalPath;
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var parameters = [
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moduleInfo.exports, /* exports */
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moduleInfo, /* module */
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moduleInfo.require, /* require */
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canonizedFilename, /* __filename */
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__dirname /* __dirname */
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];
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try {
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compiledWrapper
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.apply(moduleInfo.exports, /* this */
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parameters);
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} catch (e){
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throw 'Error:' + e + ' while executing module ' + canonizedFilename;
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}
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if (hooks)
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hooks.loaded(canonizedFilename);
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moduleInfo.loaded = true;
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return moduleInfo;
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moduleInfo = {
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loaded: false,
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id: canonizedFilename,
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exports: {},
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require: _requireClosure(file.parentFile)
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};
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var tail = '})';
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code = head + code + tail;
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var _requireClosure = function(parent){
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return function(path){
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var module = _require(parent, path);
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return module.exports;
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};
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_loadedModules[canonizedFilename] = moduleInfo;
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var compiledWrapper = null;
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try {
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compiledWrapper = eval(code);
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} catch (e) {
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throw 'Error:' + e + ' while evaluating module ' + canonizedFilename;
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}
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var __dirname = '' + file.parentFile.canonicalPath;
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var parameters = [
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moduleInfo.exports, /* exports */
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moduleInfo, /* module */
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moduleInfo.require, /* require */
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canonizedFilename, /* __filename */
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__dirname /* __dirname */
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];
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try {
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compiledWrapper
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.apply(moduleInfo.exports, /* this */
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parameters);
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} catch (e) {
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throw 'Error:' + e + ' while executing module ' + canonizedFilename;
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}
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if ( hooks ) {
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hooks.loaded( canonizedFilename );
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}
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moduleInfo.loaded = true;
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return moduleInfo;
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};
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var _requireClosure = function( parent ) {
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return function( path ) {
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var module = _require( parent, path );
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return module.exports;
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};
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return _requireClosure(new java.io.File(rootDir));
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};
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return _requireClosure( new java.io.File(rootDir) );
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})
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