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10 | var path = require('path');
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11 | var zlib = require('zlib');
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12 |
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13 | var mimeType = require('./mime-types');
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14 |
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15 | exports.write = function () {
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16 | return function (context) {
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17 | var response = context.response;
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18 | var request = context.request;
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19 | var header = context.header;
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20 | var extname = path.extname(request.pathname).slice(1);
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21 |
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22 | var headers = Object.keys(header).map(function (s) {
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23 | return s.toLowerCase();
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24 | });
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25 |
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26 | if (context.status === 200
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27 | && headers.indexOf('content-type') < 0) {
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28 | header['content-type'] = mimeType[extname] || mimeType.html;
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29 | }
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30 |
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31 |
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32 | var preSetHeaders = ['content-encoding', 'content-type'];
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33 | preSetHeaders.forEach(function(name) {
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34 | if (header[name]) {
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35 | response.setHeader(name, header[name]);
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36 | }
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37 | });
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38 |
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39 |
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40 | if (!response.headerSents) {
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41 | var encoding = response.getHeader('content-encoding') || 'identity';
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42 | if (encoding === 'identity') {
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43 | var match = /\b(gzip|deflate)\b/i.exec(request.headers['accept-encoding'] || '');
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44 | encoding = match ? match[1].toLowerCase() : null;
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45 | if (zlib[encoding]) {
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46 |
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47 | zlib[encoding](context.content, function(err, ziped) {
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48 | context.header['content-encoding'] = encoding;
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49 | context.header['content-length'] = ziped.length;
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50 |
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51 | response.writeHead(context.status, context.header);
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52 | response.write(ziped);
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53 | context.end();
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54 | });
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55 | return;
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56 | }
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57 | }
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58 |
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59 | if (context.content) {
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60 | context.header['content-length'] = context.content.length;
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61 | }
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62 | response.removeHeader('Transfer-Encoding');
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63 | response.writeHead(context.status, context.header);
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64 | context.content && response.write(context.content);
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65 | context.end();
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66 | }
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67 | };
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68 | };
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69 |
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70 |
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71 | exports.addRequestHeader = require('./handlers/add-request-header');
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72 | exports.listDirectory = require('./handlers/list-directory');
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73 | exports.file = require('./handlers/file');
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74 | exports.home = require('./handlers/home');
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75 |
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76 |
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77 |
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78 |
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79 |
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80 |
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81 |
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82 | exports.contentType = function (contentType) {
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83 | return function (context) {
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84 | if (contentType) {
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85 | context.header['content-type'] = contentType;
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86 | }
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87 | };
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88 | };
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89 |
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90 |
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91 |
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92 |
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93 |
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94 |
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95 |
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96 | exports.header = function (header) {
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97 | return function (context) {
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98 | context.header = require('./util/mix')(context.header, header);
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99 | };
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100 | };
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101 |
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102 |
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103 |
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104 |
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105 |
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106 |
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107 |
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108 | exports.json = function (data) {
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109 | return function (context) {
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110 | context.header['content-type'] = mimeType.json;
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111 | if (data) {
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112 | context.content = JSON.stringify(data);
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113 | }
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114 | };
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115 | };
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116 |
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117 |
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118 |
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119 |
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120 |
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121 |
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122 |
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123 |
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124 | exports.jsonp = function (data, callbackKey) {
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125 | callbackKey = callbackKey || 'callback';
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126 |
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127 | return function (context) {
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128 | var qs = require('querystring');
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129 | var query = qs.parse(context.request.search);
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130 |
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131 | context.header['content-type'] = mimeType.js;
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132 | var fnName = query[callbackKey];
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133 | var content = data ? JSON.stringify(data) : context.content;
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134 | context.content = fnName + '(' + content + ');';
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135 | };
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136 | };
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137 |
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138 |
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139 |
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140 |
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141 |
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142 |
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143 | exports.dumpRequest = function() {
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144 | return function (context) {
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145 | var request = context.request;
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146 | var result = {
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147 | url: request.url,
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148 | method: request.method,
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149 | httpVersion: request.httpVersion,
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150 | protocol: request.protocol,
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151 | host: request.host,
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152 | auth: request.auth,
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153 | hostname: request.hostname,
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154 | port: request.port,
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155 | search: request.search,
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156 | hash: request.hash,
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157 | headers: request.headers,
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158 | query: request.query,
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159 | body: request.bodyBuffer.toString('utf8')
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160 | };
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161 |
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162 | context.header['content-type'] = mimeType.json;
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163 | context.content = JSON.stringify(result, null, ' ');
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164 | };
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165 | };
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166 |
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167 |
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168 |
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169 |
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170 |
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171 |
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172 |
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173 | exports.delay = function (time) {
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174 | return function (context) {
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175 | context.stop();
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176 | setTimeout(
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177 | function() {
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178 | context.start();
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179 | },
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180 | time
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181 | );
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182 | };
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183 | };
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184 |
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185 |
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186 |
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187 |
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188 |
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189 |
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190 |
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191 | exports.content = function (content) {
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192 | return function (context) {
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193 | context.content = content;
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194 | };
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195 | };
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196 |
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197 |
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198 |
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199 |
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200 |
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201 |
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202 |
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203 |
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204 | exports.redirect = function (location, permanent) {
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205 | return function (context) {
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206 | context.status = permanent ? 301 : 302;
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207 | context.header.location = location;
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208 | };
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209 | };
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210 |
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211 |
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212 |
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213 |
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214 |
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215 |
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216 | exports.empty = function () {
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217 | return exports.content('');
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218 | };
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219 |
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220 | exports.php = require('./handlers/php');
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221 |
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222 | exports.less = require('./handlers/less');
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223 | exports.autoless = require('./handlers/autoless');
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224 |
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225 | exports.coffee = require('./handlers/coffee');
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226 | exports.autocoffee = require('./handlers/autocoffee');
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227 |
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228 | exports.proxyNoneExists = require('./handlers/proxy-none-exists');
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229 | exports.proxy = require('./handlers/proxy');
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230 |
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231 | exports.html2js = require('./handlers/html2js');
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232 |
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233 | exports.autocss = require('./handlers/autocss');
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234 |
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235 | exports.stylus = require('./handlers/stylus');
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236 | exports.autostylus = require('./handlers/autostylus');
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237 |
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238 | exports.livereload = require('./handlers/livereload');
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239 |
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240 | exports.markdown = require('./handlers/markdown');
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241 |
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242 | exports.babel = require('./handlers/babel');
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