diff options
| -rw-r--r-- | typescript.html.markdown | 22 |
1 files changed, 20 insertions, 2 deletions
diff --git a/typescript.html.markdown b/typescript.html.markdown index fd22cbef..3ba1300d 100644 --- a/typescript.html.markdown +++ b/typescript.html.markdown @@ -41,7 +41,7 @@ function bigHorribleAlert(): void { //Functions are first class citizens, support the lambda "fat arrow" syntax and use type inference //All examples are equivalent, the same signature will be infered by the compiler, and same JavaScript will be emitted var f1 = function(i: number) : number { return i * i; } -var f2 = function(i: number) { return i * i; } //Return type infered #TODO bug! +var f2 = function(i: number) { return i * i; } //Return type infered var f3 = (i : number) : number => { return i * i; } var f4 = (i: number) => { return i * i; } //Return type infered var f5 = (i: number) => i * i; //Return type infered, one-liner means no return keyword needed @@ -119,12 +119,30 @@ module Geometry { var s1 = new Geometry.Square(5); -//..Local alias for rreferencing a module +//..Local alias for referencing a module import G = Geometry; var s2 = new G.Square(10); //Generics +//..Classes +class Tuple<T1, T2> { + constructor(public item1: T1, public item2: T2) { + } +} + +//..Interfaces +interface Pair<T> { + item1: T; + item2: T; +} + +//..And functions +var pairToTuple = function<T>(p: Pair<T>) { + return new Tuple(p.item1, p.item2); +}; + +var tuple = pairToTuple({ item1:"hello", item2:"world"}); //Including references to a definition file: /// <reference path="jquery.d.ts" /> |