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Diffstat (limited to 'node_modules/express/lib/router/layer.js')
-rw-r--r-- | node_modules/express/lib/router/layer.js | 181 |
1 files changed, 0 insertions, 181 deletions
diff --git a/node_modules/express/lib/router/layer.js b/node_modules/express/lib/router/layer.js deleted file mode 100644 index 4dc8e86..0000000 --- a/node_modules/express/lib/router/layer.js +++ /dev/null @@ -1,181 +0,0 @@ -/*! - * 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 pathRegexp = require('path-to-regexp'); -var debug = require('debug')('express:router:layer'); - -/** - * Module variables. - * @private - */ - -var hasOwnProperty = Object.prototype.hasOwnProperty; - -/** - * Module exports. - * @public - */ - -module.exports = Layer; - -function Layer(path, options, fn) { - if (!(this instanceof Layer)) { - return new Layer(path, options, fn); - } - - debug('new %o', path) - var opts = options || {}; - - this.handle = fn; - this.name = fn.name || '<anonymous>'; - this.params = undefined; - this.path = undefined; - this.regexp = pathRegexp(path, this.keys = [], opts); - - // set fast path flags - this.regexp.fast_star = path === '*' - this.regexp.fast_slash = path === '/' && opts.end === false -} - -/** - * Handle the error for the layer. - * - * @param {Error} error - * @param {Request} req - * @param {Response} res - * @param {function} next - * @api private - */ - -Layer.prototype.handle_error = function handle_error(error, req, res, next) { - var fn = this.handle; - - if (fn.length !== 4) { - // not a standard error handler - return next(error); - } - - try { - fn(error, req, res, next); - } catch (err) { - next(err); - } -}; - -/** - * Handle the request for the layer. - * - * @param {Request} req - * @param {Response} res - * @param {function} next - * @api private - */ - -Layer.prototype.handle_request = function handle(req, res, next) { - var fn = this.handle; - - if (fn.length > 3) { - // not a standard request handler - return next(); - } - - try { - fn(req, res, next); - } catch (err) { - next(err); - } -}; - -/** - * Check if this route matches `path`, if so - * populate `.params`. - * - * @param {String} path - * @return {Boolean} - * @api private - */ - -Layer.prototype.match = function match(path) { - var match - - if (path != null) { - // fast path non-ending match for / (any path matches) - if (this.regexp.fast_slash) { - this.params = {} - this.path = '' - return true - } - - // fast path for * (everything matched in a param) - if (this.regexp.fast_star) { - this.params = {'0': decode_param(path)} - this.path = path - return true - } - - // match the path - match = this.regexp.exec(path) - } - - if (!match) { - this.params = undefined; - this.path = undefined; - return false; - } - - // store values - this.params = {}; - this.path = match[0] - - var keys = this.keys; - var params = this.params; - - for (var i = 1; i < match.length; i++) { - var key = keys[i - 1]; - var prop = key.name; - var val = decode_param(match[i]) - - if (val !== undefined || !(hasOwnProperty.call(params, prop))) { - params[prop] = val; - } - } - - return true; -}; - -/** - * Decode param value. - * - * @param {string} val - * @return {string} - * @private - */ - -function decode_param(val) { - if (typeof val !== 'string' || val.length === 0) { - return val; - } - - try { - return decodeURIComponent(val); - } catch (err) { - if (err instanceof URIError) { - err.message = 'Failed to decode param \'' + val + '\''; - err.status = err.statusCode = 400; - } - - throw err; - } -} |