Simulator first commit

node_modules/performance-now/src/index.d.ts

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+// This file describes the package to typescript.
+
+/**
+ * Returns the number of milliseconds since the page was loaded (if browser)
+ * or the node process was started.
+ */
+declare function now(): number;
+export = now;

node_modules/performance-now/src/performance-now.coffee

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+if performance? and performance.now
+  module.exports = -> performance.now()
+else if process? and process.hrtime
+  module.exports = -> (getNanoSeconds() - nodeLoadTime) / 1e6
+  hrtime = process.hrtime
+  getNanoSeconds = ->
+    hr = hrtime()
+    hr[0] * 1e9 + hr[1]
+  moduleLoadTime = getNanoSeconds()
+  upTime = process.uptime() * 1e9
+  nodeLoadTime = moduleLoadTime - upTime
+else if Date.now
+  module.exports = -> Date.now() - loadTime
+  loadTime = Date.now()
+else
+  module.exports = -> new Date().getTime() - loadTime
+  loadTime = new Date().getTime()