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author | 2017-08-07 11:39:39 +0800 | |
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committer | 2017-08-07 11:39:39 +0800 | |
commit | 21d72c4a80fe2937d0c4ddd20624b27adbcd989b (patch) | |
tree | e5013ee12f74f8452e01cbff16e7b0158bc456cb /common/src/main/webapp/usageguide/appserver/node_modules/express/lib/router/route.js | |
parent | f533e73e2ae32e010b16abdcf7985abaf31ab843 (diff) |
Upload the ESR GUI seed code
Issue-ID: AAI-68
Change-Id: Ia50ce0570c2fabecd77199d4e8454f56fe587c4e
Signed-off-by: lizi00164331 <li.zi30@zte.com.cn>
Diffstat (limited to 'common/src/main/webapp/usageguide/appserver/node_modules/express/lib/router/route.js')
-rw-r--r-- | common/src/main/webapp/usageguide/appserver/node_modules/express/lib/router/route.js | 210 |
1 files changed, 210 insertions, 0 deletions
diff --git a/common/src/main/webapp/usageguide/appserver/node_modules/express/lib/router/route.js b/common/src/main/webapp/usageguide/appserver/node_modules/express/lib/router/route.js new file mode 100644 index 0000000..2788d7b --- /dev/null +++ b/common/src/main/webapp/usageguide/appserver/node_modules/express/lib/router/route.js @@ -0,0 +1,210 @@ +/*! + * express + * Copyright(c) 2009-2013 TJ Holowaychuk + * Copyright(c) 2013 Roman Shtylman + * Copyright(c) 2014-2015 Douglas Christopher Wilson + * MIT Licensed + */ + +'use strict'; + +/** + * Module dependencies. + * @private + */ + +var debug = require('debug')('express:router:route'); +var flatten = require('array-flatten'); +var Layer = require('./layer'); +var methods = require('methods'); + +/** + * Module variables. + * @private + */ + +var slice = Array.prototype.slice; +var toString = Object.prototype.toString; + +/** + * Module exports. + * @public + */ + +module.exports = Route; + +/** + * Initialize `Route` with the given `path`, + * + * @param {String} path + * @public + */ + +function Route(path) { + this.path = path; + this.stack = []; + + debug('new %s', path); + + // route handlers for various http methods + this.methods = {}; +} + +/** + * Determine if the route handles a given method. + * @private + */ + +Route.prototype._handles_method = function _handles_method(method) { + if (this.methods._all) { + return true; + } + + var name = method.toLowerCase(); + + if (name === 'head' && !this.methods['head']) { + name = 'get'; + } + + return Boolean(this.methods[name]); +}; + +/** + * @return {Array} supported HTTP methods + * @private + */ + +Route.prototype._options = function _options() { + var methods = Object.keys(this.methods); + + // append automatic head + if (this.methods.get && !this.methods.head) { + methods.push('head'); + } + + for (var i = 0; i < methods.length; i++) { + // make upper case + methods[i] = methods[i].toUpperCase(); + } + + return methods; +}; + +/** + * dispatch req, res into this route + * @private + */ + +Route.prototype.dispatch = function dispatch(req, res, done) { + var idx = 0; + var stack = this.stack; + if (stack.length === 0) { + return done(); + } + + var method = req.method.toLowerCase(); + if (method === 'head' && !this.methods['head']) { + method = 'get'; + } + + req.route = this; + + next(); + + function next(err) { + if (err && err === 'route') { + return done(); + } + + var layer = stack[idx++]; + if (!layer) { + return done(err); + } + + if (layer.method && layer.method !== method) { + return next(err); + } + + if (err) { + layer.handle_error(err, req, res, next); + } else { + layer.handle_request(req, res, next); + } + } +}; + +/** + * Add a handler for all HTTP verbs to this route. + * + * Behaves just like middleware and can respond or call `next` + * to continue processing. + * + * You can use multiple `.all` call to add multiple handlers. + * + * function check_something(req, res, next){ + * next(); + * }; + * + * function validate_user(req, res, next){ + * next(); + * }; + * + * route + * .all(validate_user) + * .all(check_something) + * .get(function(req, res, next){ + * res.send('hello world'); + * }); + * + * @param {function} handler + * @return {Route} for chaining + * @api public + */ + +Route.prototype.all = function all() { + var handles = flatten(slice.call(arguments)); + + for (var i = 0; i < handles.length; i++) { + var handle = handles[i]; + + if (typeof handle !== 'function') { + var type = toString.call(handle); + var msg = 'Route.all() requires callback functions but got a ' + type; + throw new TypeError(msg); + } + + var layer = Layer('/', {}, handle); + layer.method = undefined; + + this.methods._all = true; + this.stack.push(layer); + } + + return this; +}; + +methods.forEach(function(method){ + Route.prototype[method] = function(){ + var handles = flatten(slice.call(arguments)); + + for (var i = 0; i < handles.length; i++) { + var handle = handles[i]; + + if (typeof handle !== 'function') { + var type = toString.call(handle); + var msg = 'Route.' + method + '() requires callback functions but got a ' + type; + throw new Error(msg); + } + + debug('%s %s', method, this.path); + + var layer = Layer('/', {}, handle); + layer.method = method; + + this.methods[method] = true; + this.stack.push(layer); + } + + return this; + }; +}); |