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function toMs (num) { if (num < 31557600000) return num * 1000; return num; }
If the number passed val is seconds from the epoch, turn it into milliseconds. Milliseconds would be greater than 31557600000 (December 31, 1970). @param {Number} num
toMs
javascript
segmentio/analytics.js
analytics.js
https://github.com/segmentio/analytics.js/blob/master/analytics.js
MIT
function generate (type) { return function (value) { return type === typeOf(value); }; }
Generate a type checker. @param {String} type @return {Function}
generate
javascript
segmentio/analytics.js
analytics.js
https://github.com/segmentio/analytics.js/blob/master/analytics.js
MIT
function Alias (dictionary) { Facade.call(this, dictionary); }
Initialize a new `Alias` facade with a `dictionary` of arguments. @param {Object} dictionary @property {String} from @property {String} to @property {Object} options
Alias
javascript
segmentio/analytics.js
analytics.js
https://github.com/segmentio/analytics.js/blob/master/analytics.js
MIT
function Group (dictionary) { Facade.call(this, dictionary); }
Initialize a new `Group` facade with a `dictionary` of arguments. @param {Object} dictionary @param {String} userId @param {String} groupId @param {Object} properties @param {Object} options
Group
javascript
segmentio/analytics.js
analytics.js
https://github.com/segmentio/analytics.js/blob/master/analytics.js
MIT
function isEmail (string) { return matcher.test(string); }
Loosely validate an email address. @param {String} string @return {Boolean}
isEmail
javascript
segmentio/analytics.js
analytics.js
https://github.com/segmentio/analytics.js/blob/master/analytics.js
MIT
function Identify (dictionary) { Facade.call(this, dictionary); }
Initialize a new `Identify` facade with a `dictionary` of arguments. @param {Object} dictionary @param {String} userId @param {String} sessionId @param {Object} traits @param {Object} options
Identify
javascript
segmentio/analytics.js
analytics.js
https://github.com/segmentio/analytics.js/blob/master/analytics.js
MIT
function trim(str){ if (str.trim) return str.trim(); return str.replace(/^\s*|\s*$/g, ''); }
Setup sme basic "special" trait proxies.
trim
javascript
segmentio/analytics.js
analytics.js
https://github.com/segmentio/analytics.js/blob/master/analytics.js
MIT
function Track (dictionary) { Facade.call(this, dictionary); }
Initialize a new `Track` facade with a `dictionary` of arguments. @param {object} dictionary @property {String} event @property {String} userId @property {String} sessionId @property {Object} properties @property {Object} options
Track
javascript
segmentio/analytics.js
analytics.js
https://github.com/segmentio/analytics.js/blob/master/analytics.js
MIT
function currency(val) { if (!val) return; if (typeof val === 'number') return val; if (typeof val !== 'string') return; val = val.replace(/\$/g, ''); val = parseFloat(val); if (!isNaN(val)) return val; }
Get float from currency value. @param {Mixed} val @return {Number}
currency
javascript
segmentio/analytics.js
analytics.js
https://github.com/segmentio/analytics.js/blob/master/analytics.js
MIT
function Page(dictionary){ Facade.call(this, dictionary); }
Initialize new `Page` facade with `dictionary`. @param {Object} dictionary @param {String} category @param {String} name @param {Object} traits @param {Object} options
Page
javascript
segmentio/analytics.js
analytics.js
https://github.com/segmentio/analytics.js/blob/master/analytics.js
MIT
function Screen(dictionary){ Page.call(this, dictionary); }
Initialize new `Screen` facade with `dictionary`. @param {Object} dictionary @param {String} category @param {String} name @param {Object} traits @param {Object} options
Screen
javascript
segmentio/analytics.js
analytics.js
https://github.com/segmentio/analytics.js/blob/master/analytics.js
MIT
function bindMethods (obj, methods) { methods = [].slice.call(arguments, 1); for (var i = 0, method; method = methods[i]; i++) { obj[method] = bind(obj, obj[method]); } return obj; }
Bind `methods` on `obj` to always be called with the `obj` as context. @param {Object} obj @param {String} methods...
bindMethods
javascript
segmentio/analytics.js
analytics.js
https://github.com/segmentio/analytics.js/blob/master/analytics.js
MIT
function callback (fn) { if ('function' === typeof fn) fn(); }
Call an `fn` back synchronously if it exists. @param {Function} fn
callback
javascript
segmentio/analytics.js
analytics.js
https://github.com/segmentio/analytics.js/blob/master/analytics.js
MIT
function set(name, value, options) { options = options || {}; var str = encode(name) + '=' + encode(value); if (null == value) options.maxage = -1; if (options.maxage) { options.expires = new Date(+new Date + options.maxage); } if (options.path) str += '; path=' + options.path; if (options.domain) str += '; domain=' + options.domain; if (options.expires) str += '; expires=' + options.expires.toUTCString(); if (options.secure) str += '; secure'; document.cookie = str; }
Set cookie `name` to `value`. @param {String} name @param {String} value @param {Object} options @api private
set
javascript
segmentio/analytics.js
analytics.js
https://github.com/segmentio/analytics.js/blob/master/analytics.js
MIT
function all() { return parse(document.cookie); }
Return all cookies. @return {Object} @api private
all
javascript
segmentio/analytics.js
analytics.js
https://github.com/segmentio/analytics.js/blob/master/analytics.js
MIT
function get(name) { return all()[name]; }
Get cookie `name`. @param {String} name @return {String} @api private
get
javascript
segmentio/analytics.js
analytics.js
https://github.com/segmentio/analytics.js/blob/master/analytics.js
MIT
function parse(str) { var obj = {}; var pairs = str.split(/ *; */); var pair; if ('' == pairs[0]) return obj; for (var i = 0; i < pairs.length; ++i) { pair = pairs[i].split('='); obj[decode(pair[0])] = decode(pair[1]); } return obj; }
Parse cookie `str`. @param {String} str @return {Object} @api private
parse
javascript
segmentio/analytics.js
analytics.js
https://github.com/segmentio/analytics.js/blob/master/analytics.js
MIT
function color() { return colors[prevColor++ % colors.length]; }
Select a color. @return {Number} @api private
color
javascript
segmentio/analytics.js
analytics.js
https://github.com/segmentio/analytics.js/blob/master/analytics.js
MIT
function humanize(ms) { var sec = 1000 , min = 60 * 1000 , hour = 60 * min; if (ms >= hour) return (ms / hour).toFixed(1) + 'h'; if (ms >= min) return (ms / min).toFixed(1) + 'm'; if (ms >= sec) return (ms / sec | 0) + 's'; return ms + 'ms'; }
Humanize the given `ms`. @param {Number} m @return {String} @api private
humanize
javascript
segmentio/analytics.js
analytics.js
https://github.com/segmentio/analytics.js/blob/master/analytics.js
MIT
function debug(name) { function disabled(){} disabled.enabled = false; var match = skips.some(function(re){ return re.test(name); }); if (match) return disabled; match = names.some(function(re){ return re.test(name); }); if (!match) return disabled; var c = color(); function colored(fmt) { fmt = coerce(fmt); var curr = new Date; var ms = curr - (prev[name] || curr); prev[name] = curr; fmt = ' \u001b[9' + c + 'm' + name + ' ' + '\u001b[3' + c + 'm\u001b[90m' + fmt + '\u001b[3' + c + 'm' + ' +' + humanize(ms) + '\u001b[0m'; console.error.apply(this, arguments); } function plain(fmt) { fmt = coerce(fmt); fmt = new Date().toUTCString() + ' ' + name + ' ' + fmt; console.error.apply(this, arguments); } colored.enabled = plain.enabled = true; return isatty || process.env.DEBUG_COLORS ? colored : plain; }
Create a debugger with the given `name`. @param {String} name @return {Type} @api public
debug
javascript
segmentio/analytics.js
analytics.js
https://github.com/segmentio/analytics.js/blob/master/analytics.js
MIT
function colored(fmt) { fmt = coerce(fmt); var curr = new Date; var ms = curr - (prev[name] || curr); prev[name] = curr; fmt = ' \u001b[9' + c + 'm' + name + ' ' + '\u001b[3' + c + 'm\u001b[90m' + fmt + '\u001b[3' + c + 'm' + ' +' + humanize(ms) + '\u001b[0m'; console.error.apply(this, arguments); }
Create a debugger with the given `name`. @param {String} name @return {Type} @api public
colored
javascript
segmentio/analytics.js
analytics.js
https://github.com/segmentio/analytics.js/blob/master/analytics.js
MIT
function plain(fmt) { fmt = coerce(fmt); fmt = new Date().toUTCString() + ' ' + name + ' ' + fmt; console.error.apply(this, arguments); }
Create a debugger with the given `name`. @param {String} name @return {Type} @api public
plain
javascript
segmentio/analytics.js
analytics.js
https://github.com/segmentio/analytics.js/blob/master/analytics.js
MIT
function debug(name) { if (!debug.enabled(name)) return function(){}; return function(fmt){ fmt = coerce(fmt); var curr = new Date; var ms = curr - (debug[name] || curr); debug[name] = curr; fmt = name + ' ' + fmt + ' +' + debug.humanize(ms); // This hackery is required for IE8 // where `console.log` doesn't have 'apply' window.console && console.log && Function.prototype.apply.call(console.log, console, arguments); } }
Create a debugger with the given `name`. @param {String} name @return {Type} @api public
debug
javascript
segmentio/analytics.js
analytics.js
https://github.com/segmentio/analytics.js/blob/master/analytics.js
MIT
defaults = function (dest, src, recursive) { for (var prop in src) { if (recursive && dest[prop] instanceof Object && src[prop] instanceof Object) { dest[prop] = defaults(dest[prop], src[prop], true); } else if (! (prop in dest)) { dest[prop] = src[prop]; } } return dest; }
Merge default values. @param {Object} dest @param {Object} defaults @return {Object} @api public
defaults
javascript
segmentio/analytics.js
analytics.js
https://github.com/segmentio/analytics.js/blob/master/analytics.js
MIT
function domain(url){ var cookie = exports.cookie; var levels = exports.levels(url); // Lookup the real top level one. for (var i = 0; i < levels.length; ++i) { var cname = '__tld__'; var domain = levels[i]; var opts = { domain: '.' + domain }; cookie(cname, 1, opts); if (cookie(cname)) { cookie(cname, null, opts); return domain } } return ''; }
Get the top domain. The function constructs the levels of domain and attempts to set a global cookie on each one when it succeeds it returns the top level domain. The method returns an empty string when the hostname is an ip or `localhost`. Example levels: domain.levels('http://www.google.co.uk'); // => ["co.uk", "google.co.uk", "www.google.co.uk"] Example: domain('http://localhost:3000/baz'); // => '' domain('http://dev:3000/baz'); // => '' domain('http://127.0.0.1:3000/baz'); // => '' domain('http://segment.io/baz'); // => 'segment.io' @param {String} url @return {String} @api public
domain
javascript
segmentio/analytics.js
analytics.js
https://github.com/segmentio/analytics.js/blob/master/analytics.js
MIT
function port (protocol){ switch (protocol) { case 'http:': return 80; case 'https:': return 443; default: return location.port; } }
Return default port for `protocol`. @param {String} protocol @return {String} @api private
port
javascript
segmentio/analytics.js
analytics.js
https://github.com/segmentio/analytics.js/blob/master/analytics.js
MIT
function set(name, value, options) { options = options || {}; var str = encode(name) + '=' + encode(value); if (null == value) options.maxage = -1; if (options.maxage) { options.expires = new Date(+new Date + options.maxage); } if (options.path) str += '; path=' + options.path; if (options.domain) str += '; domain=' + options.domain; if (options.expires) str += '; expires=' + options.expires.toUTCString(); if (options.secure) str += '; secure'; document.cookie = str; }
Set cookie `name` to `value`. @param {String} name @param {String} value @param {Object} options @api private
set
javascript
segmentio/analytics.js
analytics.js
https://github.com/segmentio/analytics.js/blob/master/analytics.js
MIT
function all() { var str; try { str = document.cookie; } catch (err) { if (typeof console !== 'undefined' && typeof console.error === 'function') { console.error(err.stack || err); } return {}; } return parse(str); }
Return all cookies. @return {Object} @api private
all
javascript
segmentio/analytics.js
analytics.js
https://github.com/segmentio/analytics.js/blob/master/analytics.js
MIT
function get(name) { return all()[name]; }
Get cookie `name`. @param {String} name @return {String} @api private
get
javascript
segmentio/analytics.js
analytics.js
https://github.com/segmentio/analytics.js/blob/master/analytics.js
MIT
function parse(str) { var obj = {}; var pairs = str.split(/ *; */); var pair; if ('' == pairs[0]) return obj; for (var i = 0; i < pairs.length; ++i) { pair = pairs[i].split('='); obj[decode(pair[0])] = decode(pair[1]); } return obj; }
Parse cookie `str`. @param {String} str @return {Object} @api private
parse
javascript
segmentio/analytics.js
analytics.js
https://github.com/segmentio/analytics.js/blob/master/analytics.js
MIT
function Group(options) { this.defaults = Group.defaults; this.debug = debug; Entity.call(this, options); }
Initialize a new `Group` with `options`. @param {Object} options
Group
javascript
segmentio/analytics.js
analytics.js
https://github.com/segmentio/analytics.js/blob/master/analytics.js
MIT
function Entity(options) { this.options(options); this.initialize(); }
Initialize new `Entity` with `options`. @param {Object} options
Entity
javascript
segmentio/analytics.js
analytics.js
https://github.com/segmentio/analytics.js/blob/master/analytics.js
MIT
function generate (type) { return function (value) { return type === typeOf(value); }; }
Generate a type checker. @param {String} type @return {Function}
generate
javascript
segmentio/analytics.js
analytics.js
https://github.com/segmentio/analytics.js/blob/master/analytics.js
MIT
function normalize(msg, list){ var lower = map(list, function(s){ return s.toLowerCase(); }); var opts = msg.options || {}; var integrations = opts.integrations || {}; var providers = opts.providers || {}; var context = opts.context || {}; var ret = {}; debug('<-', msg); // integrations. each(opts, function(key, value){ if (!integration(key)) return; if (!has.call(integrations, key)) integrations[key] = value; delete opts[key]; }); // providers. delete opts.providers; each(providers, function(key, value){ if (!integration(key)) return; if (is.object(integrations[key])) return; if (has.call(integrations, key) && typeof providers[key] === 'boolean') return; integrations[key] = value; }); // move all toplevel options to msg // and the rest to context. each(opts, function(key){ if (includes(key, toplevel)) { ret[key] = opts[key]; } else { context[key] = opts[key]; } }); // cleanup delete msg.options; ret.integrations = integrations; ret.context = context; ret = defaults(ret, msg); debug('->', ret); return ret; function integration(name){ return !!(includes(name, list) || name.toLowerCase() === 'all' || includes(name.toLowerCase(), lower)); } }
Normalize `msg` based on integrations `list`. @param {Object} msg @param {Array} list @return {Function}
normalize
javascript
segmentio/analytics.js
analytics.js
https://github.com/segmentio/analytics.js/blob/master/analytics.js
MIT
function integration(name){ return !!(includes(name, list) || name.toLowerCase() === 'all' || includes(name.toLowerCase(), lower)); }
Normalize `msg` based on integrations `list`. @param {Object} msg @param {Array} list @return {Function}
integration
javascript
segmentio/analytics.js
analytics.js
https://github.com/segmentio/analytics.js/blob/master/analytics.js
MIT
sameValueZero = function sameValueZero(value1, value2) { // Normal values and check for 0 / -0 if (value1 === value2) { return value1 !== 0 || 1 / value1 === 1 / value2; } // NaN return value1 !== value1 && value2 !== value2; }
Object.is/sameValueZero polyfill. @api private @param {*} value1 @param {*} value2 @return {boolean}
sameValueZero
javascript
segmentio/analytics.js
analytics.js
https://github.com/segmentio/analytics.js/blob/master/analytics.js
MIT
includes = function includes(searchElement, collection) { var found = false; // Delegate to String.prototype.indexOf when `collection` is a string if (typeof collection === 'string') { return strIndexOf.call(collection, searchElement) !== -1; } // Iterate through enumerable/own array elements and object properties. each(function(value) { if (sameValueZero(value, searchElement)) { found = true; // Exit iteration early when found return false; } }, collection); return found; }
Searches a given `collection` for a value, returning true if the collection contains the value and false otherwise. Can search strings, arrays, and objects. @name includes @api public @param {*} searchElement The element to search for. @param {Object|Array|string} collection The collection to search. @return {boolean} @example includes(2, [1, 2, 3]); //=> true includes(4, [1, 2, 3]); //=> false includes(2, { a: 1, b: 2, c: 3 }); //=> true includes('a', { a: 1, b: 2, c: 3 }); //=> false includes('abc', 'xyzabc opq'); //=> true includes('nope', 'xyzabc opq'); //=> false
includes
javascript
segmentio/analytics.js
analytics.js
https://github.com/segmentio/analytics.js/blob/master/analytics.js
MIT
isNumber = function isNumber(val) { var type = typeof val; return type === 'number' || (type === 'object' && objToString.call(val) === '[object Number]'); }
Tests if a value is a number. @name isNumber @api private @param {*} val The value to test. @return {boolean} Returns `true` if `val` is a number, otherwise `false`.
isNumber
javascript
segmentio/analytics.js
analytics.js
https://github.com/segmentio/analytics.js/blob/master/analytics.js
MIT
isArrayLike = function isArrayLike(val) { return val != null && (isArray(val) || (val !== 'function' && isNumber(val.length))); }
Tests if a value is array-like. Array-like means the value is not a function and has a numeric `.length` property. @name isArrayLike @api private @param {*} val @return {boolean}
isArrayLike
javascript
segmentio/analytics.js
analytics.js
https://github.com/segmentio/analytics.js/blob/master/analytics.js
MIT
arrayEach = function arrayEach(iterator, array) { for (var i = 0; i < array.length; i += 1) { // Break iteration early if `iterator` returns `false` if (iterator(array[i], i, array) === false) { break; } } }
Internal implementation of `each`. Works on arrays and array-like data structures. @name arrayEach @api private @param {Function(value, key, collection)} iterator The function to invoke per iteration. @param {Array} array The array(-like) structure to iterate over. @return {undefined}
arrayEach
javascript
segmentio/analytics.js
analytics.js
https://github.com/segmentio/analytics.js/blob/master/analytics.js
MIT
baseEach = function baseEach(iterator, object) { var ks = keys(object); for (var i = 0; i < ks.length; i += 1) { // Break iteration early if `iterator` returns `false` if (iterator(object[ks[i]], ks[i], object) === false) { break; } } }
Internal implementation of `each`. Works on objects. @name baseEach @api private @param {Function(value, key, collection)} iterator The function to invoke per iteration. @param {Object} object The object to iterate over. @return {undefined}
baseEach
javascript
segmentio/analytics.js
analytics.js
https://github.com/segmentio/analytics.js/blob/master/analytics.js
MIT
each = function each(iterator, collection) { return (isArrayLike(collection) ? arrayEach : baseEach).call(this, iterator, collection); }
Iterate over an input collection, invoking an `iterator` function for each element in the collection and passing to it three arguments: `(value, index, collection)`. The `iterator` function can end iteration early by returning `false`. @name each @api public @param {Function(value, key, collection)} iterator The function to invoke per iteration. @param {Array|Object|string} collection The collection to iterate over. @return {undefined} Because `each` is run only for side effects, always returns `undefined`. @example var log = console.log.bind(console); each(log, ['a', 'b', 'c']); //-> 'a', 0, ['a', 'b', 'c'] //-> 'b', 1, ['a', 'b', 'c'] //-> 'c', 2, ['a', 'b', 'c'] //=> undefined each(log, 'tim'); //-> 't', 2, 'tim' //-> 'i', 1, 'tim' //-> 'm', 0, 'tim' //=> undefined // Note: Iteration order not guaranteed across environments each(log, { name: 'tim', occupation: 'enchanter' }); //-> 'tim', 'name', { name: 'tim', occupation: 'enchanter' } //-> 'enchanter', 'occupation', { name: 'tim', occupation: 'enchanter' } //=> undefined
each
javascript
segmentio/analytics.js
analytics.js
https://github.com/segmentio/analytics.js/blob/master/analytics.js
MIT
charAt = function(str, index) { return strCharAt.call(str, index); }
Returns the character at a given index. @param {string} str @param {number} index @return {string|undefined}
charAt
javascript
segmentio/analytics.js
analytics.js
https://github.com/segmentio/analytics.js/blob/master/analytics.js
MIT
has = function has(context, prop) { return hop.call(context, prop); }
hasOwnProperty, wrapped as a function. @name has @api private @param {*} context @param {string|number} prop @return {boolean}
has
javascript
segmentio/analytics.js
analytics.js
https://github.com/segmentio/analytics.js/blob/master/analytics.js
MIT
isString = function isString(val) { return toStr.call(val) === '[object String]'; }
Returns true if a value is a string, otherwise false. @name isString @api private @param {*} val @return {boolean}
isString
javascript
segmentio/analytics.js
analytics.js
https://github.com/segmentio/analytics.js/blob/master/analytics.js
MIT
isArrayLike = function isArrayLike(val) { return val != null && (typeof val !== 'function' && typeof val.length === 'number'); }
Returns true if a value is array-like, otherwise false. Array-like means a value is not null, undefined, or a function, and has a numeric `length` property. @name isArrayLike @api private @param {*} val @return {boolean}
isArrayLike
javascript
segmentio/analytics.js
analytics.js
https://github.com/segmentio/analytics.js/blob/master/analytics.js
MIT
indexKeys = function indexKeys(target, pred) { pred = pred || has; var results = []; for (var i = 0, len = target.length; i < len; i += 1) { if (pred(target, i)) { results.push(String(i)); } } return results; }
indexKeys @name indexKeys @api private @param {} target @param {} pred @return {Array}
indexKeys
javascript
segmentio/analytics.js
analytics.js
https://github.com/segmentio/analytics.js/blob/master/analytics.js
MIT
objectKeys = function objectKeys(target, pred) { pred = pred || has; var results = []; for (var key in target) { if (pred(target, key)) { results.push(String(key)); } } return results; }
Returns an array of all the owned @name objectKeys @api private @param {*} target @param {Function} pred Predicate function used to include/exclude values from the resulting array. @return {Array}
objectKeys
javascript
segmentio/analytics.js
analytics.js
https://github.com/segmentio/analytics.js/blob/master/analytics.js
MIT
function toFunction(obj) { switch ({}.toString.call(obj)) { case '[object Object]': return objectToFunction(obj); case '[object Function]': return obj; case '[object String]': return stringToFunction(obj); case '[object RegExp]': return regexpToFunction(obj); default: return defaultToFunction(obj); } }
Convert `obj` to a `Function`. @param {Mixed} obj @return {Function} @api private
toFunction
javascript
segmentio/analytics.js
analytics.js
https://github.com/segmentio/analytics.js/blob/master/analytics.js
MIT
function defaultToFunction(val) { return function(obj){ return val === obj; }; }
Default to strict equality. @param {Mixed} val @return {Function} @api private
defaultToFunction
javascript
segmentio/analytics.js
analytics.js
https://github.com/segmentio/analytics.js/blob/master/analytics.js
MIT
function regexpToFunction(re) { return function(obj){ return re.test(obj); }; }
Convert `re` to a function. @param {RegExp} re @return {Function} @api private
regexpToFunction
javascript
segmentio/analytics.js
analytics.js
https://github.com/segmentio/analytics.js/blob/master/analytics.js
MIT
function stringToFunction(str) { // immediate such as "> 20" if (/^ *\W+/.test(str)) return new Function('_', 'return _ ' + str); // properties such as "name.first" or "age > 18" or "age > 18 && age < 36" return new Function('_', 'return ' + get(str)); }
Convert property `str` to a function. @param {String} str @return {Function} @api private
stringToFunction
javascript
segmentio/analytics.js
analytics.js
https://github.com/segmentio/analytics.js/blob/master/analytics.js
MIT
function objectToFunction(obj) { var match = {}; for (var key in obj) { match[key] = typeof obj[key] === 'string' ? defaultToFunction(obj[key]) : toFunction(obj[key]); } return function(val){ if (typeof val !== 'object') return false; for (var key in match) { if (!(key in val)) return false; if (!match[key](val[key])) return false; } return true; }; }
Convert `object` to a function. @param {Object} object @return {Function} @api private
objectToFunction
javascript
segmentio/analytics.js
analytics.js
https://github.com/segmentio/analytics.js/blob/master/analytics.js
MIT
function get(str) { var props = expr(str); if (!props.length) return '_.' + str; var val, i, prop; for (i = 0; i < props.length; i++) { prop = props[i]; val = '_.' + prop; val = "('function' == typeof " + val + " ? " + val + "() : " + val + ")"; // mimic negative lookbehind to avoid problems with nested properties str = stripNested(prop, str, val); } return str; }
Built the getter function. Supports getter style functions @param {String} str @return {String} @api private
get
javascript
segmentio/analytics.js
analytics.js
https://github.com/segmentio/analytics.js/blob/master/analytics.js
MIT
function stripNested (prop, str, val) { return str.replace(new RegExp('(\\.)?' + prop, 'g'), function($0, $1) { return $1 ? $0 : val; }); }
Mimic negative lookbehind to avoid problems with nested properties. See: http://blog.stevenlevithan.com/archives/mimic-lookbehind-javascript @param {String} prop @param {String} str @param {String} val @return {String} @api private
stripNested
javascript
segmentio/analytics.js
analytics.js
https://github.com/segmentio/analytics.js/blob/master/analytics.js
MIT
function props(str) { return str .replace(/\.\w+|\w+ *\(|"[^"]*"|'[^']*'|\/([^/]+)\//g, '') .replace(globals, '') .match(/[$a-zA-Z_]\w*/g) || []; }
Return immediate identifiers in `str`. @param {String} str @return {Array} @api private
props
javascript
segmentio/analytics.js
analytics.js
https://github.com/segmentio/analytics.js/blob/master/analytics.js
MIT
function map(str, props, fn) { var re = /\.\w+|\w+ *\(|"[^"]*"|'[^']*'|\/([^/]+)\/|[a-zA-Z_]\w*/g; return str.replace(re, function(_){ if ('(' == _[_.length - 1]) return fn(_); if (!~props.indexOf(_)) return _; return fn(_); }); }
Return `str` with `props` mapped with `fn`. @param {String} str @param {Array} props @param {Function} fn @return {String} @api private
map
javascript
segmentio/analytics.js
analytics.js
https://github.com/segmentio/analytics.js/blob/master/analytics.js
MIT
function unique(arr) { var ret = []; for (var i = 0; i < arr.length; i++) { if (~ret.indexOf(arr[i])) continue; ret.push(arr[i]); } return ret; }
Return unique array. @param {Array} arr @return {Array} @api private
unique
javascript
segmentio/analytics.js
analytics.js
https://github.com/segmentio/analytics.js/blob/master/analytics.js
MIT
function pageDefaults() { return { path: canonicalPath(), referrer: document.referrer, search: location.search, title: document.title, url: canonicalUrl(location.search) }; }
Return a default `options.context.page` object. https://segment.com/docs/spec/page/#properties @return {Object}
pageDefaults
javascript
segmentio/analytics.js
analytics.js
https://github.com/segmentio/analytics.js/blob/master/analytics.js
MIT
function canonicalPath() { var canon = canonical(); if (!canon) return window.location.pathname; var parsed = url.parse(canon); return parsed.pathname; }
Return the canonical path for the page. @return {string}
canonicalPath
javascript
segmentio/analytics.js
analytics.js
https://github.com/segmentio/analytics.js/blob/master/analytics.js
MIT
function canonicalUrl(search) { var canon = canonical(); if (canon) return includes('?', canon) ? canon : canon + search; var url = window.location.href; var i = url.indexOf('#'); return i === -1 ? url : url.slice(0, i); }
Return the canonical URL for the page concat the given `search` and strip the hash. @param {string} search @return {string}
canonicalUrl
javascript
segmentio/analytics.js
analytics.js
https://github.com/segmentio/analytics.js/blob/master/analytics.js
MIT
function port (protocol){ switch (protocol) { case 'http:': return 80; case 'https:': return 443; default: return location.port; } }
Return default port for `protocol`. @param {String} protocol @return {String} @api private
port
javascript
segmentio/analytics.js
analytics.js
https://github.com/segmentio/analytics.js/blob/master/analytics.js
MIT
existy = function(val) { return val != null; }
Return default port for `protocol`. @param {String} protocol @return {String} @api private
existy
javascript
segmentio/analytics.js
analytics.js
https://github.com/segmentio/analytics.js/blob/master/analytics.js
MIT
isArray = function(val) { return objToString.call(val) === '[object Array]'; }
Return default port for `protocol`. @param {String} protocol @return {String} @api private
isArray
javascript
segmentio/analytics.js
analytics.js
https://github.com/segmentio/analytics.js/blob/master/analytics.js
MIT
isString = function(val) { return typeof val === 'string' || objToString.call(val) === '[object String]'; }
Return default port for `protocol`. @param {String} protocol @return {String} @api private
isString
javascript
segmentio/analytics.js
analytics.js
https://github.com/segmentio/analytics.js/blob/master/analytics.js
MIT
isObject = function(val) { return val != null && typeof val === 'object'; }
Return default port for `protocol`. @param {String} protocol @return {String} @api private
isObject
javascript
segmentio/analytics.js
analytics.js
https://github.com/segmentio/analytics.js/blob/master/analytics.js
MIT
encode = function(str) { try { return encodeURIComponent(str); } catch (e) { return str; } }
Safely encode the given string @param {String} str @return {String} @api private
encode
javascript
segmentio/analytics.js
analytics.js
https://github.com/segmentio/analytics.js/blob/master/analytics.js
MIT
decode = function(str) { try { return decodeURIComponent(str.replace(/\+/g, ' ')); } catch (e) { return str; } }
Safely decode the string @param {String} str @return {String} @api private
decode
javascript
segmentio/analytics.js
analytics.js
https://github.com/segmentio/analytics.js/blob/master/analytics.js
MIT
function User(options) { this.defaults = User.defaults; this.debug = debug; Entity.call(this, options); }
Initialize a new `User` with `options`. @param {Object} options
User
javascript
segmentio/analytics.js
analytics.js
https://github.com/segmentio/analytics.js/blob/master/analytics.js
MIT
function createIntegration(name){ /** * Initialize a new `Integration`. * * @class * @param {Object} options */ function Integration(options){ if (options && options.addIntegration) { // plugin return options.addIntegration(Integration); } this.debug = debug('analytics:integration:' + slug(name)); this.options = defaults(clone(options) || {}, this.defaults); this._queue = []; this.once('ready', bind(this, this.flush)); Integration.emit('construct', this); this.ready = bind(this, this.ready); this._wrapInitialize(); this._wrapPage(); this._wrapTrack(); } Integration.prototype.defaults = {}; Integration.prototype.globals = []; Integration.prototype.templates = {}; Integration.prototype.name = name; extend(Integration, statics); extend(Integration.prototype, protos); return Integration; }
Create a new `Integration` constructor. @constructs Integration @param {string} name @return {Function} Integration
createIntegration
javascript
segmentio/analytics.js
analytics.js
https://github.com/segmentio/analytics.js/blob/master/analytics.js
MIT
function Integration(options){ if (options && options.addIntegration) { // plugin return options.addIntegration(Integration); } this.debug = debug('analytics:integration:' + slug(name)); this.options = defaults(clone(options) || {}, this.defaults); this._queue = []; this.once('ready', bind(this, this.flush)); Integration.emit('construct', this); this.ready = bind(this, this.ready); this._wrapInitialize(); this._wrapPage(); this._wrapTrack(); }
Initialize a new `Integration`. @class @param {Object} options
Integration
javascript
segmentio/analytics.js
analytics.js
https://github.com/segmentio/analytics.js/blob/master/analytics.js
MIT
function bindMethods (obj, methods) { methods = [].slice.call(arguments, 1); for (var i = 0, method; method = methods[i]; i++) { obj[method] = bind(obj, obj[method]); } return obj; }
Bind `methods` on `obj` to always be called with the `obj` as context. @param {Object} obj @param {String} methods...
bindMethods
javascript
segmentio/analytics.js
analytics.js
https://github.com/segmentio/analytics.js/blob/master/analytics.js
MIT
function color() { return colors[prevColor++ % colors.length]; }
Select a color. @return {Number} @api private
color
javascript
segmentio/analytics.js
analytics.js
https://github.com/segmentio/analytics.js/blob/master/analytics.js
MIT
function humanize(ms) { var sec = 1000 , min = 60 * 1000 , hour = 60 * min; if (ms >= hour) return (ms / hour).toFixed(1) + 'h'; if (ms >= min) return (ms / min).toFixed(1) + 'm'; if (ms >= sec) return (ms / sec | 0) + 's'; return ms + 'ms'; }
Humanize the given `ms`. @param {Number} m @return {String} @api private
humanize
javascript
segmentio/analytics.js
analytics.js
https://github.com/segmentio/analytics.js/blob/master/analytics.js
MIT
function debug(name) { function disabled(){} disabled.enabled = false; var match = skips.some(function(re){ return re.test(name); }); if (match) return disabled; match = names.some(function(re){ return re.test(name); }); if (!match) return disabled; var c = color(); function colored(fmt) { fmt = coerce(fmt); var curr = new Date; var ms = curr - (prev[name] || curr); prev[name] = curr; fmt = ' \u001b[9' + c + 'm' + name + ' ' + '\u001b[3' + c + 'm\u001b[90m' + fmt + '\u001b[3' + c + 'm' + ' +' + humanize(ms) + '\u001b[0m'; console.error.apply(this, arguments); } function plain(fmt) { fmt = coerce(fmt); fmt = new Date().toUTCString() + ' ' + name + ' ' + fmt; console.error.apply(this, arguments); } colored.enabled = plain.enabled = true; return isatty || process.env.DEBUG_COLORS ? colored : plain; }
Create a debugger with the given `name`. @param {String} name @return {Type} @api public
debug
javascript
segmentio/analytics.js
analytics.js
https://github.com/segmentio/analytics.js/blob/master/analytics.js
MIT
function colored(fmt) { fmt = coerce(fmt); var curr = new Date; var ms = curr - (prev[name] || curr); prev[name] = curr; fmt = ' \u001b[9' + c + 'm' + name + ' ' + '\u001b[3' + c + 'm\u001b[90m' + fmt + '\u001b[3' + c + 'm' + ' +' + humanize(ms) + '\u001b[0m'; console.error.apply(this, arguments); }
Create a debugger with the given `name`. @param {String} name @return {Type} @api public
colored
javascript
segmentio/analytics.js
analytics.js
https://github.com/segmentio/analytics.js/blob/master/analytics.js
MIT
function plain(fmt) { fmt = coerce(fmt); fmt = new Date().toUTCString() + ' ' + name + ' ' + fmt; console.error.apply(this, arguments); }
Create a debugger with the given `name`. @param {String} name @return {Type} @api public
plain
javascript
segmentio/analytics.js
analytics.js
https://github.com/segmentio/analytics.js/blob/master/analytics.js
MIT
function debug(name) { if (!debug.enabled(name)) return function(){}; return function(fmt){ fmt = coerce(fmt); var curr = new Date; var ms = curr - (debug[name] || curr); debug[name] = curr; fmt = name + ' ' + fmt + ' +' + debug.humanize(ms); // This hackery is required for IE8 // where `console.log` doesn't have 'apply' window.console && console.log && Function.prototype.apply.call(console.log, console, arguments); } }
Create a debugger with the given `name`. @param {String} name @return {Type} @api public
debug
javascript
segmentio/analytics.js
analytics.js
https://github.com/segmentio/analytics.js/blob/master/analytics.js
MIT
function loadImage(attrs, fn){ fn = fn || function(){}; var img = new Image(); img.onerror = error(fn, 'failed to load pixel', img); img.onload = function(){ fn(); }; img.src = attrs.src; img.width = 1; img.height = 1; return img; }
TODO: Document me @api private @param {Object} attrs @param {Function} fn @return {undefined}
loadImage
javascript
segmentio/analytics.js
analytics.js
https://github.com/segmentio/analytics.js/blob/master/analytics.js
MIT
function error(fn, message, img){ return function(e){ e = e || window.event; var err = new Error(message); err.event = e; err.source = img; fn(err); }; }
TODO: Document me @api private @param {Function} fn @param {string} message @param {Element} img @return {Function}
error
javascript
segmentio/analytics.js
analytics.js
https://github.com/segmentio/analytics.js/blob/master/analytics.js
MIT
function render(template, locals){ return foldl(function(attrs, val, key) { attrs[key] = val.replace(/\{\{\ *(\w+)\ *\}\}/g, function(_, $1){ return locals[$1]; }); return attrs; }, {}, template.attrs); }
Render template + locals into an `attrs` object. @api private @param {Object} template @param {Object} locals @return {Object}
render
javascript
segmentio/analytics.js
analytics.js
https://github.com/segmentio/analytics.js/blob/master/analytics.js
MIT
function string(obj, fn, ctx) { for (var i = 0; i < obj.length; ++i) { fn.call(ctx, obj.charAt(i), i); } }
Iterate string chars. @param {String} obj @param {Function} fn @param {Object} ctx @api private
string
javascript
segmentio/analytics.js
analytics.js
https://github.com/segmentio/analytics.js/blob/master/analytics.js
MIT
function object(obj, fn, ctx) { for (var key in obj) { if (has.call(obj, key)) { fn.call(ctx, key, obj[key]); } } }
Iterate object keys. @param {Object} obj @param {Function} fn @param {Object} ctx @api private
object
javascript
segmentio/analytics.js
analytics.js
https://github.com/segmentio/analytics.js/blob/master/analytics.js
MIT
function array(obj, fn, ctx) { for (var i = 0; i < obj.length; ++i) { fn.call(ctx, obj[i], i); } }
Iterate array-ish. @param {Array|Object} obj @param {Function} fn @param {Object} ctx @api private
array
javascript
segmentio/analytics.js
analytics.js
https://github.com/segmentio/analytics.js/blob/master/analytics.js
MIT
function fmt(str){ var args = [].slice.call(arguments, 1); var j = 0; return str.replace(/%([a-z])/gi, function(_, f){ return fmt[f] ? fmt[f](args[j++]) : _ + f; }); }
Format the given `str`. @param {String} str @param {...} args @return {String} @api public
fmt
javascript
segmentio/analytics.js
analytics.js
https://github.com/segmentio/analytics.js/blob/master/analytics.js
MIT
foldl = function foldl(iterator, accumulator, collection) { if (typeof iterator !== 'function') { throw new TypeError('Expected a function but received a ' + typeof iterator); } each(function(val, i, collection) { accumulator = iterator(accumulator, val, i, collection); }, collection); return accumulator; }
Reduces all the values in a collection down into a single value. Does so by iterating through the collection from left to right, repeatedly calling an `iterator` function and passing to it four arguments: `(accumulator, value, index, collection)`. Returns the final return value of the `iterator` function. @name foldl @api public @param {Function} iterator The function to invoke per iteration. @param {*} accumulator The initial accumulator value, passed to the first invocation of `iterator`. @param {Array|Object} collection The collection to iterate over. @return {*} The return value of the final call to `iterator`. @example foldl(function(total, n) { return total + n; }, 0, [1, 2, 3]); //=> 6 var phonebook = { bob: '555-111-2345', tim: '655-222-6789', sheila: '655-333-1298' }; foldl(function(results, phoneNumber) { if (phoneNumber[0] === '6') { return results.concat(phoneNumber); } return results; }, [], phonebook); // => ['655-222-6789', '655-333-1298']
foldl
javascript
segmentio/analytics.js
analytics.js
https://github.com/segmentio/analytics.js/blob/master/analytics.js
MIT
function add(el, fn){ el.addEventListener('load', function(_, e){ fn(null, e); }, false); el.addEventListener('error', function(e){ var err = new Error('script error "' + el.src + '"'); err.event = e; fn(err); }, false); }
Add event listener to `el`, `fn()`. @param {Element} el @param {Function} fn @api private
add
javascript
segmentio/analytics.js
analytics.js
https://github.com/segmentio/analytics.js/blob/master/analytics.js
MIT
function attach(el, fn){ el.attachEvent('onreadystatechange', function(e){ if (!/complete|loaded/.test(el.readyState)) return; fn(null, e); }); el.attachEvent('onerror', function(e){ var err = new Error('failed to load the script "' + el.src + '"'); err.event = e || window.event; fn(err); }); }
Attach event. @param {Element} el @param {Function} fn @api private
attach
javascript
segmentio/analytics.js
analytics.js
https://github.com/segmentio/analytics.js/blob/master/analytics.js
MIT
function toNoCase (string) { if (hasSpace.test(string)) return string.toLowerCase(); if (hasSeparator.test(string)) return unseparate(string).toLowerCase(); return uncamelize(string).toLowerCase(); }
Remove any starting case from a `string`, like camel or snake, but keep spaces and punctuation that may be important otherwise. @param {String} string @return {String}
toNoCase
javascript
segmentio/analytics.js
analytics.js
https://github.com/segmentio/analytics.js/blob/master/analytics.js
MIT
function unseparate (string) { return string.replace(separatorSplitter, function (m, next) { return next ? ' ' + next : ''; }); }
Un-separate a `string`. @param {String} string @return {String}
unseparate
javascript
segmentio/analytics.js
analytics.js
https://github.com/segmentio/analytics.js/blob/master/analytics.js
MIT
function uncamelize (string) { return string.replace(camelSplitter, function (m, previous, uppers) { return previous + ' ' + uppers.toLowerCase().split('').join(' '); }); }
Un-camelcase a `string`. @param {String} string @return {String}
uncamelize
javascript
segmentio/analytics.js
analytics.js
https://github.com/segmentio/analytics.js/blob/master/analytics.js
MIT
function objectify(str) { // replace `src` with `data-src` to prevent image loading str = str.replace(' src="', ' data-src="'); var el = domify(str); var attrs = {}; each(el.attributes, function(attr){ // then replace it back var name = attr.name === 'data-src' ? 'src' : attr.name; if (!includes(attr.name + '=', str)) return; attrs[name] = attr.value; }); return { type: el.tagName.toLowerCase(), attrs: attrs }; }
Given a string, give back DOM attributes. Do it in a way where the browser doesn't load images or iframes. It turns out domify will load images/iframes because whenever you construct those DOM elements, the browser immediately loads them. @api private @param {string} str @return {Object}
objectify
javascript
segmentio/analytics.js
analytics.js
https://github.com/segmentio/analytics.js/blob/master/analytics.js
MIT
function parse(html, doc) { if ('string' != typeof html) throw new TypeError('String expected'); // default to the global `document` object if (!doc) doc = document; // tag name var m = /<([\w:]+)/.exec(html); if (!m) return doc.createTextNode(html); html = html.replace(/^\s+|\s+$/g, ''); // Remove leading/trailing whitespace var tag = m[1]; // body support if (tag == 'body') { var el = doc.createElement('html'); el.innerHTML = html; return el.removeChild(el.lastChild); } // wrap map var wrap = map[tag] || map._default; var depth = wrap[0]; var prefix = wrap[1]; var suffix = wrap[2]; var el = doc.createElement('div'); el.innerHTML = prefix + html + suffix; while (depth--) el = el.lastChild; // one element if (el.firstChild == el.lastChild) { return el.removeChild(el.firstChild); } // several elements var fragment = doc.createDocumentFragment(); while (el.firstChild) { fragment.appendChild(el.removeChild(el.firstChild)); } return fragment; }
Parse `html` and return a DOM Node instance, which could be a TextNode, HTML DOM Node of some kind (<div> for example), or a DocumentFragment instance, depending on the contents of the `html` string. @param {String} html - HTML string to "domify" @param {Document} doc - The `document` instance to create the Node for @return {DOMNode} the TextNode, DOM Node, or DocumentFragment instance @api private
parse
javascript
segmentio/analytics.js
analytics.js
https://github.com/segmentio/analytics.js/blob/master/analytics.js
MIT
function toSnakeCase (string) { return toSpace(string).replace(/\s/g, '_'); }
Convert a `string` to snake case. @param {String} string @return {String}
toSnakeCase
javascript
segmentio/analytics.js
analytics.js
https://github.com/segmentio/analytics.js/blob/master/analytics.js
MIT
function toSpaceCase (string) { return clean(string).replace(/[\W_]+(.|$)/g, function (matches, match) { return match ? ' ' + match : ''; }); }
Convert a `string` to space case. @param {String} string @return {String}
toSpaceCase
javascript
segmentio/analytics.js
analytics.js
https://github.com/segmentio/analytics.js/blob/master/analytics.js
MIT
function toNoCase (string) { if (hasSpace.test(string)) return string.toLowerCase(); if (hasSeparator.test(string)) string = unseparate(string); if (hasCamel.test(string)) string = uncamelize(string); return string.toLowerCase(); }
Remove any starting case from a `string`, like camel or snake, but keep spaces and punctuation that may be important otherwise. @param {String} string @return {String}
toNoCase
javascript
segmentio/analytics.js
analytics.js
https://github.com/segmentio/analytics.js/blob/master/analytics.js
MIT
function unseparate (string) { return string.replace(separatorSplitter, function (m, next) { return next ? ' ' + next : ''; }); }
Un-separate a `string`. @param {String} string @return {String}
unseparate
javascript
segmentio/analytics.js
analytics.js
https://github.com/segmentio/analytics.js/blob/master/analytics.js
MIT
function uncamelize (string) { return string.replace(camelSplitter, function (m, previous, uppers) { return previous + ' ' + uppers.toLowerCase().split('').join(' '); }); }
Un-camelcase a `string`. @param {String} string @return {String}
uncamelize
javascript
segmentio/analytics.js
analytics.js
https://github.com/segmentio/analytics.js/blob/master/analytics.js
MIT
function transform (url) { return check() ? 'https:' + url : 'http:' + url; }
Transform a protocol-relative `url` to the use the proper protocol. @param {String} url @return {String}
transform
javascript
segmentio/analytics.js
analytics.js
https://github.com/segmentio/analytics.js/blob/master/analytics.js
MIT
function check () { return ( location.protocol == 'https:' || location.protocol == 'chrome-extension:' ); }
Check whether `https:` be used for loading scripts. @return {Boolean}
check
javascript
segmentio/analytics.js
analytics.js
https://github.com/segmentio/analytics.js/blob/master/analytics.js
MIT