1// Adds compile-time JS functions to augment the CanvasKit interface. 2// Specifically, the code that emulates the HTML Canvas interface 3// (which is called HTMLCanvas or similar to avoid confusion with 4// SkCanvas). 5(function() { 6 7 // This allows us to expose internal functions (e.g. color 8 // parsing) for unit-testing, even in the minified version. 9 // Our tests are not minified like CanvasKit is, so the names 10 // would get lost otherwise. 11 CanvasKit._testing = {}; 12 13// This intentionally dangles because we want all the htmlcanvas 14// JS code to be in the same scope, but JS doesn't support 15// namespaces like C++ does. Thus, we simply include this 16// preamble.js file, all the source .js files and then postamble.js 17// to bundle everything in the same scope.