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diff --git a/dgbuilder/dgeflows/node_modules/ejs/lib/ejs.js b/dgbuilder/dgeflows/node_modules/ejs/lib/ejs.js
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-/*
- * EJS Embedded JavaScript templates
- * Copyright 2112 Matthew Eernisse (mde@fleegix.org)
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- *
-*/
-
-'use strict';
-
-var fs = require('fs')
- , utils = require('./utils')
- , jsCache = {}
- , _VERSION_STRING = require('../package.json').version
- , _DEFAULT_DELIMITER = '%'
- , _DEFAULT_LOCALS_NAME = 'locals'
- , _REGEX_STRING = '(<%%|<%=|<%-|<%#|<%|%>|-%>)'
- , _OPTS = [ 'cache', 'filename', 'delimiter', 'scope', 'context'
- , 'debug', 'compileDebug', 'client', '_with'
- ]
- , _TRAILING_SEMCOL = /;\s*$/;
-
-exports.localsName = _DEFAULT_LOCALS_NAME;
-
-exports.resolveInclude = function(name, filename) {
- var path = require('path')
- , dirname = path.dirname
- , extname = path.extname
- , resolve = path.resolve
- , includePath = resolve(dirname(filename), name)
- , ext = extname(name);
- if (!ext) {
- includePath += '.ejs';
- }
- return includePath;
-}
-
-
-// Returns a possibly cached template function, set by options.cache.
-// `template` is the string of EJS to compile.
-// If template is undefined then the file specified in options.filename is
-// read.
-function handleCache(options, template) {
- var fn
- , path = options.filename
- , hasTemplate = template !== undefined;
-
- if (options.cache) {
- if (!path) {
- throw new Error('cache option requires a filename');
- }
- fn = jsCache[path];
- if (fn) {
- return fn;
- }
- if (!hasTemplate) {
- template = fs.readFileSync(path, {encoding: 'utf8'});
- }
- }
- else if (!hasTemplate) {
- if (!path) {
- throw new Error('Internal EJS error: no file name or template '
- + 'provided');
- }
- template = fs.readFileSync(path, {encoding: 'utf8'});
- }
- fn = exports.compile(template.trim(), options);
- if (options.cache) {
- jsCache[path] = fn;
- }
- return fn;
-}
-
-function includeFile(path, options) {
- var opts = utils.shallowCopy({}, options || /* istanbul ignore next */ {});
- if (!opts.filename) {
- throw new Error('`include` requires the \'filename\' option.');
- }
- opts.filename = exports.resolveInclude(path, opts.filename);
- return handleCache(opts);
-}
-
-function includeSource(path, options) {
- var opts = utils.shallowCopy({}, options || {})
- , includePath
- , template;
- if (!opts.filename) {
- throw new Error('`include` requires the \'filename\' option.');
- }
- includePath = exports.resolveInclude(path, opts.filename);
- template = fs.readFileSync(includePath).toString().trim();
-
- opts.filename = includePath;
- var templ = new Template(template, opts);
- templ.generateSource();
- return templ.source;
-}
-
-function rethrow(err, str, filename, lineno){
- var lines = str.split('\n')
- , start = Math.max(lineno - 3, 0)
- , end = Math.min(lines.length, lineno + 3);
-
- // Error context
- var context = lines.slice(start, end).map(function (line, i){
- var curr = i + start + 1;
- return (curr == lineno ? ' >> ' : ' ')
- + curr
- + '| '
- + line;
- }).join('\n');
-
- // Alter exception message
- err.path = filename;
- err.message = (filename || 'ejs') + ':'
- + lineno + '\n'
- + context + '\n\n'
- + err.message;
-
- throw err;
-}
-
-function cpOptsInData(data, opts) {
- _OPTS.forEach(function (p) {
- if (typeof data[p] != 'undefined') {
- opts[p] = data[p];
- }
- });
- delete data.__expressRender__;
-}
-
-function compile(template, opts) {
- var templ;
-
- // v1 compat
- // 'scope' is 'context'
- // FIXME: Remove this in a future version
- if (opts && opts.scope) {
- if (!opts.context) {
- opts.context = opts.scope;
- }
- delete opts.scope;
- }
- templ = new Template(template, opts);
- return templ.compile();
-}
-exports.compile = compile;
-
-// template, [data], [opts]
-// Have to include an empty data object if you want opts and no data
-exports.render = function (template, data, opts) {
- data = data || {};
- opts = opts || {};
- var fn;
-
- // No options object -- if there are optiony names
- // in the data, copy them to options
- if (arguments.length == 2) {
- cpOptsInData(data, opts);
- }
-
- fn = handleCache(opts, template);
- return fn.call(opts.context, data);
-};
-
-// path, [data], [opts], cb
-// Have to include an empty data object if you want opts and no data
-exports.renderFile = function () {
- var args = Array.prototype.slice.call(arguments)
- , path = args.shift()
- , cb = args.pop()
- , data = args.shift() || {}
- , opts = args.pop() || {}
- , result
- , failed = false;
-
- // No options object -- if there are optiony names
- // in the data, copy them to options
- if (arguments.length == 3) {
- cpOptsInData(data, opts);
- }
- opts.filename = path;
-
- try {
- result = handleCache(opts)(data);
- }
- catch(err) {
- return process.nextTick(function () {
- cb(err);
- });
- }
- process.nextTick(function () {
- cb(null, result);
- });
-};
-
-exports.clearCache = function () {
- jsCache = {};
-};
-
-function Template(text, opts) {
- opts = opts || {};
- var options = {};
- this.templateText = text;
- this.mode = null;
- this.truncate = false;
- this.currentLine = 1;
- this.source = '';
- options.client = opts.client || false;
- options.escapeFunction = opts.escape || utils.escapeXML;
- options.compileDebug = opts.compileDebug !== false;
- options.debug = !!opts.debug;
- options.filename = opts.filename;
- options.delimiter = opts.delimiter || exports.delimiter || _DEFAULT_DELIMITER;
- options._with = typeof opts._with != 'undefined' ? opts._with : true;
- options.cache = opts.cache || false;
- this.opts = options;
-
- this.regex = this.createRegex();
-}
-
-Template.modes = {
- EVAL: 'eval'
- , ESCAPED: 'escaped'
- , RAW: 'raw'
- , COMMENT: 'comment'
- , LITERAL: 'literal'
-};
-
-Template.prototype = new function () {
- this.createRegex = function () {
- var str = _REGEX_STRING
- , delim = utils.escapeRegExpChars(this.opts.delimiter);
- str = str.replace(/%/g, delim);
- return new RegExp(str);
- };
-
- this.compile = function () {
- var src
- , fn
- , opts = this.opts
- , escape = opts.escapeFunction;
-
- if (!this.source) {
- this.generateSource();
- var prepended = 'var __output = [];';
- if (opts._with !== false) {
- prepended += ' with (' + exports.localsName + ' || {}) { ';
- }
- this.source = prepended + this.source;
- if (opts._with !== false) {
- this.source += '}';
- }
- this.source += ';return __output.join("").trim();';
- }
-
- if (opts.compileDebug) {
- src = 'var __line = 1' +
- ', __lines = ' + JSON.stringify(this.templateText) +
- ', __filename = ' + (opts.filename ?
- JSON.stringify(opts.filename) : 'undefined') +
- '; try {' +
- this.source + '} catch (e) { rethrow(e, __lines, __filename, __line); }';
- }
- else {
- src = this.source;
- }
-
- if (opts.debug) {
- console.log(src);
- }
-
- if (opts.client) {
- if (escape !== utils.escapeXML) {
- src = 'escape = escape || ' + escape.toString() + ';\n' + src;
- }
- else {
- src = utils.escapeFuncStr
- + 'escape = escape || '
- + escape.toString() + ';\n'
- + src;
- }
- if (opts.compileDebug) {
- src = 'rethrow = rethrow || ' + rethrow.toString() + ';\n' + src;
- }
- }
-
- try {
- fn = new Function(exports.localsName + ', escape, include, rethrow', src);
- }
- catch(e) {
- if (e instanceof SyntaxError) {
- if (opts.filename) {
- e.message += ' in ' + opts.filename;
- }
- e.message += ' while compiling ejs';
- throw e;
- }
- }
-
- if (opts.client) {
- return fn;
- }
-
- // Return a callable function which will execute the function
- // created by the source-code, with the passed data as locals
- return function (data) {
- var include = function (path, includeData) {
- var d = utils.shallowCopy({}, data);
- if (includeData) {
- d = utils.shallowCopy(d, includeData);
- }
- return includeFile(path, opts)(d);
- };
- return fn(data || {}, escape, include, rethrow);
- };
-
- };
-
- this.generateSource = function () {
- var self = this
- , matches = this.parseTemplateText()
- , d = this.opts.delimiter;
-
- if (matches && matches.length) {
- matches.forEach(function (line, index) {
- var closing
- , include
- , includeOpts
- , includeSrc;
- // If this is an opening tag, check for closing tags
- // FIXME: May end up with some false positives here
- // Better to store modes as k/v with '<' + delimiter as key
- // Then this can simply check against the map
- if ( line.indexOf('<' + d) === 0 // If it is a tag
- && line.indexOf('<' + d + d) !== 0) { // and is not escaped
- closing = matches[index + 2];
- if (!(closing == d + '>' || closing == '-' + d + '>')) {
- throw new Error('Could not find matching close tag for "' + line + '".');
- }
- }
- // HACK: backward-compat `include` preprocessor directives
- if ((include = line.match(/^\s*include\s+(\S+)/))) {
- includeOpts = utils.shallowCopy({}, self.opts);
- includeSrc = includeSource(include[1], includeOpts);
- includeSrc = ';(function(){' + includeSrc + '})();';
- self.source += includeSrc;
- }
- else {
- self.scanLine(line);
- }
- });
- }
-
- };
-
- this.parseTemplateText = function () {
- var str = this.templateText
- , pat = this.regex
- , result = pat.exec(str)
- , arr = []
- , firstPos
- , lastPos;
-
- while (result) {
- firstPos = result.index;
- lastPos = pat.lastIndex;
-
- if (firstPos !== 0) {
- arr.push(str.substring(0, firstPos));
- str = str.slice(firstPos);
- }
-
- arr.push(result[0]);
- str = str.slice(result[0].length);
- result = pat.exec(str);
- }
-
- if (str) {
- arr.push(str);
- }
-
- return arr;
- };
-
- this.scanLine = function (line) {
- var self = this
- , d = this.opts.delimiter
- , newLineCount = 0;
-
- function _addOutput() {
- if (self.truncate) {
- line = line.replace('\n', '');
- }
-
- // Preserve literal slashes
- line = line.replace(/\\/g, '\\\\');
-
- // Convert linebreaks
- line = line.replace(/\n/g, '\\n');
- line = line.replace(/\r/g, '\\r');
-
- // Escape double-quotes
- // - this will be the delimiter during execution
- line = line.replace(/"/g, '\\"');
- self.source += ';__output.push("' + line + '");';
- }
-
- newLineCount = (line.split('\n').length - 1);
-
- switch (line) {
- case '<' + d:
- this.mode = Template.modes.EVAL;
- break;
- case '<' + d + '=':
- this.mode = Template.modes.ESCAPED;
- break;
- case '<' + d + '-':
- this.mode = Template.modes.RAW;
- break;
- case '<' + d + '#':
- this.mode = Template.modes.COMMENT;
- break;
- case '<' + d + d:
- this.mode = Template.modes.LITERAL;
- this.source += ';__output.push("' + line.replace('<' + d + d, '<' + d) + '");';
- break;
- case d + '>':
- case '-' + d + '>':
- if (this.mode == Template.modes.LITERAL) {
- _addOutput();
- }
-
- this.mode = null;
- this.truncate = line.indexOf('-') === 0;
- break;
- default:
- // In script mode, depends on type of tag
- if (this.mode) {
- // If '//' is found without a line break, add a line break.
- switch (this.mode) {
- case Template.modes.EVAL:
- case Template.modes.ESCAPED:
- case Template.modes.RAW:
- if (line.lastIndexOf('//') > line.lastIndexOf('\n')) {
- line += '\n';
- }
- }
- switch (this.mode) {
- // Just executing code
- case Template.modes.EVAL:
- this.source += ';' + line;
- break;
- // Exec, esc, and output
- case Template.modes.ESCAPED:
- // Add the exec'd, escaped result to the output
- // Have to prevent the string-coercion of `undefined` and `null`
- // in the `escape` function -- making a `join` call like below unnecessary
- this.source += ';__output.push(escape(' +
- line.replace(_TRAILING_SEMCOL, '').trim() + '))';
- break;
- // Exec and output
- case Template.modes.RAW:
- // Add the exec'd result to the output
- // Using `join` here prevents string-coercion of `undefined` and `null`
- // without filtering out falsey values like zero
- this.source += ';__output.push(' +
- line.replace(_TRAILING_SEMCOL, '').trim() + ')';
- break;
- case Template.modes.COMMENT:
- // Do nothing
- break;
- // Literal <%% mode, append as raw output
- case Template.modes.LITERAL:
- _addOutput();
- break;
- }
- }
- // In string mode, just add the output
- else {
- _addOutput();
- }
- }
-
- if (self.opts.compileDebug && newLineCount) {
- this.currentLine += newLineCount;
- this.source += ';__line = ' + this.currentLine + ';';
- }
- };
-};
-
-// Express support
-exports.__express = exports.renderFile;
-
-// Add require support
-/* istanbul ignore else */
-if (require.extensions) {
- require.extensions['.ejs'] = function (module, filename) {
- filename = filename || /* istanbul ignore next */ module.filename;
- var options = {
- filename: filename
- , client: true
- }
- , template = fs.readFileSync(filename).toString().trim()
- , fn = compile(template, options);
- module._compile('module.exports = ' + fn.toString() + ';', filename);
- };
-}
-
-exports.VERSION = _VERSION_STRING;
-
-/* istanbul ignore if */
-if (typeof window != 'undefined') {
- window.ejs = exports;
-}