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author | Matth?us G. Chajdas <dev@anteru.net> | 2019-11-10 13:56:53 +0100 |
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committer | Matth?us G. Chajdas <dev@anteru.net> | 2019-11-10 13:56:53 +0100 |
commit | 1dd3124a9770e11b6684e5dd1e6bc15a0aa3bc67 (patch) | |
tree | 87a171383266dd1f64196589af081bc2f8e497c3 /tests/examplefiles/underscore.coffee | |
parent | f1c080e184dc1bbc36eaa7cd729ff3a499de568a (diff) | |
download | pygments-master.tar.gz |
Diffstat (limited to 'tests/examplefiles/underscore.coffee')
-rw-r--r-- | tests/examplefiles/underscore.coffee | 603 |
1 files changed, 0 insertions, 603 deletions
diff --git a/tests/examplefiles/underscore.coffee b/tests/examplefiles/underscore.coffee deleted file mode 100644 index a34a1ce8..00000000 --- a/tests/examplefiles/underscore.coffee +++ /dev/null @@ -1,603 +0,0 @@ - - # Underscore.coffee - # (c) 2010 Jeremy Ashkenas, DocumentCloud Inc. - # Underscore is freely distributable under the terms of the MIT license. - # Portions of Underscore are inspired by or borrowed from Prototype.js, - # Oliver Steele's Functional, and John Resig's Micro-Templating. - # For all details and documentation: - # http://documentcloud.github.com/underscore/ - - - # ------------------------- Baseline setup --------------------------------- - - # Establish the root object, "window" in the browser, or "global" on the server. - root: this - - - # Save the previous value of the "_" variable. - previousUnderscore: root._ - - - # If Underscore is called as a function, it returns a wrapped object that - # can be used OO-style. This wrapper holds altered versions of all the - # underscore functions. Wrapped objects may be chained. - wrapper: (obj) -> - this._wrapped: obj - this - - - # Establish the object that gets thrown to break out of a loop iteration. - breaker: if typeof(StopIteration) is 'undefined' then '__break__' else StopIteration - - - # Create a safe reference to the Underscore object forreference below. - _: root._: (obj) -> new wrapper(obj) - - - # Export the Underscore object for CommonJS. - if typeof(exports) != 'undefined' then exports._: _ - - - # Create quick reference variables for speed access to core prototypes. - slice: Array::slice - unshift: Array::unshift - toString: Object::toString - hasOwnProperty: Object::hasOwnProperty - propertyIsEnumerable: Object::propertyIsEnumerable - - - # Current version. - _.VERSION: '0.5.7' - - - # ------------------------ Collection Functions: --------------------------- - - # The cornerstone, an each implementation. - # Handles objects implementing forEach, arrays, and raw objects. - _.each: (obj, iterator, context) -> - index: 0 - try - return obj.forEach(iterator, context) if obj.forEach - if _.isArray(obj) or _.isArguments(obj) - return iterator.call(context, obj[i], i, obj) for i in [0...obj.length] - iterator.call(context, val, key, obj) for key, val of obj - catch e - throw e if e isnt breaker - obj - - - # Return the results of applying the iterator to each element. Use JavaScript - # 1.6's version of map, if possible. - _.map: (obj, iterator, context) -> - return obj.map(iterator, context) if (obj and _.isFunction(obj.map)) - results: [] - _.each obj, (value, index, list) -> - results.push(iterator.call(context, value, index, list)) - results - - - # Reduce builds up a single result from a list of values. Also known as - # inject, or foldl. Uses JavaScript 1.8's version of reduce, if possible. - _.reduce: (obj, memo, iterator, context) -> - return obj.reduce(_.bind(iterator, context), memo) if (obj and _.isFunction(obj.reduce)) - _.each obj, (value, index, list) -> - memo: iterator.call(context, memo, value, index, list) - memo - - - # The right-associative version of reduce, also known as foldr. Uses - # JavaScript 1.8's version of reduceRight, if available. - _.reduceRight: (obj, memo, iterator, context) -> - return obj.reduceRight(_.bind(iterator, context), memo) if (obj and _.isFunction(obj.reduceRight)) - _.each _.clone(_.toArray(obj)).reverse(), (value, index) -> - memo: iterator.call(context, memo, value, index, obj) - memo - - - # Return the first value which passes a truth test. - _.detect: (obj, iterator, context) -> - result: null - _.each obj, (value, index, list) -> - if iterator.call(context, value, index, list) - result: value - _.breakLoop() - result - - - # Return all the elements that pass a truth test. Use JavaScript 1.6's - # filter(), if it exists. - _.select: (obj, iterator, context) -> - if obj and _.isFunction(obj.filter) then return obj.filter(iterator, context) - results: [] - _.each obj, (value, index, list) -> - results.push(value) if iterator.call(context, value, index, list) - results - - - # Return all the elements for which a truth test fails. - _.reject: (obj, iterator, context) -> - results: [] - _.each obj, (value, index, list) -> - results.push(value) if not iterator.call(context, value, index, list) - results - - - # Determine whether all of the elements match a truth test. Delegate to - # JavaScript 1.6's every(), if it is present. - _.all: (obj, iterator, context) -> - iterator ||= _.identity - return obj.every(iterator, context) if obj and _.isFunction(obj.every) - result: true - _.each obj, (value, index, list) -> - _.breakLoop() unless (result: result and iterator.call(context, value, index, list)) - result - - - # Determine if at least one element in the object matches a truth test. Use - # JavaScript 1.6's some(), if it exists. - _.any: (obj, iterator, context) -> - iterator ||= _.identity - return obj.some(iterator, context) if obj and _.isFunction(obj.some) - result: false - _.each obj, (value, index, list) -> - _.breakLoop() if (result: iterator.call(context, value, index, list)) - result - - - # Determine if a given value is included in the array or object, - # based on '==='. - _.include: (obj, target) -> - return _.indexOf(obj, target) isnt -1 if _.isArray(obj) - for key, val of obj - return true if val is target - false - - - # Invoke a method with arguments on every item in a collection. - _.invoke: (obj, method) -> - args: _.rest(arguments, 2) - (if method then val[method] else val).apply(val, args) for val in obj - - - # Convenience version of a common use case of map: fetching a property. - _.pluck: (obj, key) -> - _.map(obj, ((val) -> val[key])) - - - # Return the maximum item or (item-based computation). - _.max: (obj, iterator, context) -> - return Math.max.apply(Math, obj) if not iterator and _.isArray(obj) - result: {computed: -Infinity} - _.each obj, (value, index, list) -> - computed: if iterator then iterator.call(context, value, index, list) else value - computed >= result.computed and (result: {value: value, computed: computed}) - result.value - - - # Return the minimum element (or element-based computation). - _.min: (obj, iterator, context) -> - return Math.min.apply(Math, obj) if not iterator and _.isArray(obj) - result: {computed: Infinity} - _.each obj, (value, index, list) -> - computed: if iterator then iterator.call(context, value, index, list) else value - computed < result.computed and (result: {value: value, computed: computed}) - result.value - - - # Sort the object's values by a criteria produced by an iterator. - _.sortBy: (obj, iterator, context) -> - _.pluck(((_.map obj, (value, index, list) -> - {value: value, criteria: iterator.call(context, value, index, list)} - ).sort((left, right) -> - a: left.criteria; b: right.criteria - if a < b then -1 else if a > b then 1 else 0 - )), 'value') - - - # Use a comparator function to figure out at what index an object should - # be inserted so as to maintain order. Uses binary search. - _.sortedIndex: (array, obj, iterator) -> - iterator ||= _.identity - low: 0; high: array.length - while low < high - mid: (low + high) >> 1 - if iterator(array[mid]) < iterator(obj) then low: mid + 1 else high: mid - low - - - # Convert anything iterable into a real, live array. - _.toArray: (iterable) -> - return [] if (!iterable) - return iterable.toArray() if (iterable.toArray) - return iterable if (_.isArray(iterable)) - return slice.call(iterable) if (_.isArguments(iterable)) - _.values(iterable) - - - # Return the number of elements in an object. - _.size: (obj) -> _.toArray(obj).length - - - # -------------------------- Array Functions: ------------------------------ - - # Get the first element of an array. Passing "n" will return the first N - # values in the array. Aliased as "head". The "guard" check allows it to work - # with _.map. - _.first: (array, n, guard) -> - if n and not guard then slice.call(array, 0, n) else array[0] - - - # Returns everything but the first entry of the array. Aliased as "tail". - # Especially useful on the arguments object. Passing an "index" will return - # the rest of the values in the array from that index onward. The "guard" - # check allows it to work with _.map. - _.rest: (array, index, guard) -> - slice.call(array, if _.isUndefined(index) or guard then 1 else index) - - - # Get the last element of an array. - _.last: (array) -> array[array.length - 1] - - - # Trim out all falsy values from an array. - _.compact: (array) -> array[i] for i in [0...array.length] when array[i] - - - # Return a completely flattened version of an array. - _.flatten: (array) -> - _.reduce array, [], (memo, value) -> - return memo.concat(_.flatten(value)) if _.isArray(value) - memo.push(value) - memo - - - # Return a version of the array that does not contain the specified value(s). - _.without: (array) -> - values: _.rest(arguments) - val for val in _.toArray(array) when not _.include(values, val) - - - # Produce a duplicate-free version of the array. If the array has already - # been sorted, you have the option of using a faster algorithm. - _.uniq: (array, isSorted) -> - memo: [] - for el, i in _.toArray(array) - memo.push(el) if i is 0 || (if isSorted is true then _.last(memo) isnt el else not _.include(memo, el)) - memo - - - # Produce an array that contains every item shared between all the - # passed-in arrays. - _.intersect: (array) -> - rest: _.rest(arguments) - _.select _.uniq(array), (item) -> - _.all rest, (other) -> - _.indexOf(other, item) >= 0 - - - # Zip together multiple lists into a single array -- elements that share - # an index go together. - _.zip: -> - length: _.max(_.pluck(arguments, 'length')) - results: new Array(length) - for i in [0...length] - results[i]: _.pluck(arguments, String(i)) - results - - - # If the browser doesn't supply us with indexOf (I'm looking at you, MSIE), - # we need this function. Return the position of the first occurence of an - # item in an array, or -1 if the item is not included in the array. - _.indexOf: (array, item) -> - return array.indexOf(item) if array.indexOf - i: 0; l: array.length - while l - i - if array[i] is item then return i else i++ - -1 - - - # Provide JavaScript 1.6's lastIndexOf, delegating to the native function, - # if possible. - _.lastIndexOf: (array, item) -> - return array.lastIndexOf(item) if array.lastIndexOf - i: array.length - while i - if array[i] is item then return i else i-- - -1 - - - # Generate an integer Array containing an arithmetic progression. A port of - # the native Python range() function. See: - # http://docs.python.org/library/functions.html#range - _.range: (start, stop, step) -> - a: arguments - solo: a.length <= 1 - i: start: if solo then 0 else a[0]; - stop: if solo then a[0] else a[1]; - step: a[2] or 1 - len: Math.ceil((stop - start) / step) - return [] if len <= 0 - range: new Array(len) - idx: 0 - while true - return range if (if step > 0 then i - stop else stop - i) >= 0 - range[idx]: i - idx++ - i+= step - - - # ----------------------- Function Functions: ----------------------------- - - # Create a function bound to a given object (assigning 'this', and arguments, - # optionally). Binding with arguments is also known as 'curry'. - _.bind: (func, obj) -> - args: _.rest(arguments, 2) - -> func.apply(obj or root, args.concat(arguments)) - - - # Bind all of an object's methods to that object. Useful for ensuring that - # all callbacks defined on an object belong to it. - _.bindAll: (obj) -> - funcs: if arguments.length > 1 then _.rest(arguments) else _.functions(obj) - _.each(funcs, (f) -> obj[f]: _.bind(obj[f], obj)) - obj - - - # Delays a function for the given number of milliseconds, and then calls - # it with the arguments supplied. - _.delay: (func, wait) -> - args: _.rest(arguments, 2) - setTimeout((-> func.apply(func, args)), wait) - - - # Defers a function, scheduling it to run after the current call stack has - # cleared. - _.defer: (func) -> - _.delay.apply(_, [func, 1].concat(_.rest(arguments))) - - - # Returns the first function passed as an argument to the second, - # allowing you to adjust arguments, run code before and after, and - # conditionally execute the original function. - _.wrap: (func, wrapper) -> - -> wrapper.apply(wrapper, [func].concat(arguments)) - - - # Returns a function that is the composition of a list of functions, each - # consuming the return value of the function that follows. - _.compose: -> - funcs: arguments - -> - args: arguments - for i in [(funcs.length - 1)..0] - args: [funcs[i].apply(this, args)] - args[0] - - - # ------------------------- Object Functions: ---------------------------- - - # Retrieve the names of an object's properties. - _.keys: (obj) -> - return _.range(0, obj.length) if _.isArray(obj) - key for key, val of obj - - - # Retrieve the values of an object's properties. - _.values: (obj) -> - _.map(obj, _.identity) - - - # Return a sorted list of the function names available in Underscore. - _.functions: (obj) -> - _.select(_.keys(obj), (key) -> _.isFunction(obj[key])).sort() - - - # Extend a given object with all of the properties in a source object. - _.extend: (destination, source) -> - for key, val of source - destination[key]: val - destination - - - # Create a (shallow-cloned) duplicate of an object. - _.clone: (obj) -> - return obj.slice(0) if _.isArray(obj) - _.extend({}, obj) - - - # Invokes interceptor with the obj, and then returns obj. - # The primary purpose of this method is to "tap into" a method chain, in order to perform operations on intermediate results within the chain. - _.tap: (obj, interceptor) -> - interceptor(obj) - obj - - - # Perform a deep comparison to check if two objects are equal. - _.isEqual: (a, b) -> - # Check object identity. - return true if a is b - # Different types? - atype: typeof(a); btype: typeof(b) - return false if atype isnt btype - # Basic equality test (watch out for coercions). - return true if `a == b` - # One is falsy and the other truthy. - return false if (!a and b) or (a and !b) - # One of them implements an isEqual()? - return a.isEqual(b) if a.isEqual - # Check dates' integer values. - return a.getTime() is b.getTime() if _.isDate(a) and _.isDate(b) - # Both are NaN? - return true if _.isNaN(a) and _.isNaN(b) - # Compare regular expressions. - if _.isRegExp(a) and _.isRegExp(b) - return a.source is b.source and - a.global is b.global and - a.ignoreCase is b.ignoreCase and - a.multiline is b.multiline - # If a is not an object by this point, we can't handle it. - return false if atype isnt 'object' - # Check for different array lengths before comparing contents. - return false if a.length and (a.length isnt b.length) - # Nothing else worked, deep compare the contents. - aKeys: _.keys(a); bKeys: _.keys(b) - # Different object sizes? - return false if aKeys.length isnt bKeys.length - # Recursive comparison of contents. - # for (var key in a) if (!_.isEqual(a[key], b[key])) return false; - return true - - - # Is a given array or object empty? - _.isEmpty: (obj) -> _.keys(obj).length is 0 - - - # Is a given value a DOM element? - _.isElement: (obj) -> obj and obj.nodeType is 1 - - - # Is a given value an array? - _.isArray: (obj) -> !!(obj and obj.concat and obj.unshift) - - - # Is a given variable an arguments object? - _.isArguments: (obj) -> obj and _.isNumber(obj.length) and not obj.concat and - not obj.substr and not obj.apply and not propertyIsEnumerable.call(obj, 'length') - - - # Is the given value a function? - _.isFunction: (obj) -> !!(obj and obj.constructor and obj.call and obj.apply) - - - # Is the given value a string? - _.isString: (obj) -> !!(obj is '' or (obj and obj.charCodeAt and obj.substr)) - - - # Is a given value a number? - _.isNumber: (obj) -> (obj is +obj) or toString.call(obj) is '[object Number]' - - - # Is a given value a Date? - _.isDate: (obj) -> !!(obj and obj.getTimezoneOffset and obj.setUTCFullYear) - - - # Is the given value a regular expression? - _.isRegExp: (obj) -> !!(obj and obj.exec and (obj.ignoreCase or obj.ignoreCase is false)) - - - # Is the given value NaN -- this one is interesting. NaN != NaN, and - # isNaN(undefined) == true, so we make sure it's a number first. - _.isNaN: (obj) -> _.isNumber(obj) and window.isNaN(obj) - - - # Is a given value equal to null? - _.isNull: (obj) -> obj is null - - - # Is a given variable undefined? - _.isUndefined: (obj) -> typeof obj is 'undefined' - - - # -------------------------- Utility Functions: -------------------------- - - # Run Underscore.js in noConflict mode, returning the '_' variable to its - # previous owner. Returns a reference to the Underscore object. - _.noConflict: -> - root._: previousUnderscore - this - - - # Keep the identity function around for default iterators. - _.identity: (value) -> value - - - # Break out of the middle of an iteration. - _.breakLoop: -> throw breaker - - - # Generate a unique integer id (unique within the entire client session). - # Useful for temporary DOM ids. - idCounter: 0 - _.uniqueId: (prefix) -> - (prefix or '') + idCounter++ - - - # By default, Underscore uses ERB-style template delimiters, change the - # following template settings to use alternative delimiters. - _.templateSettings: { - start: '<%' - end: '%>' - interpolate: /<%=(.+?)%>/g - } - - - # JavaScript templating a-la ERB, pilfered from John Resig's - # "Secrets of the JavaScript Ninja", page 83. - # Single-quotea fix from Rick Strahl's version. - _.template: (str, data) -> - c: _.templateSettings - fn: new Function 'obj', - 'var p=[],print=function(){p.push.apply(p,arguments);};' + - 'with(obj){p.push(\'' + - str.replace(/[\r\t\n]/g, " ") - .replace(new RegExp("'(?=[^"+c.end[0]+"]*"+c.end+")","g"),"\t") - .split("'").join("\\'") - .split("\t").join("'") - .replace(c.interpolate, "',$1,'") - .split(c.start).join("');") - .split(c.end).join("p.push('") + - "');}return p.join('');" - if data then fn(data) else fn - - - # ------------------------------- Aliases ---------------------------------- - - _.forEach: _.each - _.foldl: _.inject: _.reduce - _.foldr: _.reduceRight - _.filter: _.select - _.every: _.all - _.some: _.any - _.head: _.first - _.tail: _.rest - _.methods: _.functions - - - # /*------------------------ Setup the OOP Wrapper: --------------------------*/ - - # Helper function to continue chaining intermediate results. - result: (obj, chain) -> - if chain then _(obj).chain() else obj - - - # Add all of the Underscore functions to the wrapper object. - _.each _.functions(_), (name) -> - method: _[name] - wrapper.prototype[name]: -> - unshift.call(arguments, this._wrapped) - result(method.apply(_, arguments), this._chain) - - - # Add all mutator Array functions to the wrapper. - _.each ['pop', 'push', 'reverse', 'shift', 'sort', 'splice', 'unshift'], (name) -> - method: Array.prototype[name] - wrapper.prototype[name]: -> - method.apply(this._wrapped, arguments) - result(this._wrapped, this._chain) - - - # Add all accessor Array functions to the wrapper. - _.each ['concat', 'join', 'slice'], (name) -> - method: Array.prototype[name] - wrapper.prototype[name]: -> - result(method.apply(this._wrapped, arguments), this._chain) - - - # Start chaining a wrapped Underscore object. - wrapper::chain: -> - this._chain: true - this - - - # Extracts the result from a wrapped and chained object. - wrapper::value: -> this._wrapped |