Common utils for Web APIs

A set of common utils for consuming Web APIs with Angular

Tokens

• WA_WINDOW — provides access to global window object
• WA_NAVIGATOR — provides access to window.navigator object
• WA_NETWORK_INFORMATION — provides access to window.navigator.connection object
• WA_USER_AGENT — provides access to window.navigator.userAgent string
• WA_MEDIA_DEVICES — provides access to window.navigator.mediaDevices object
• WA_PERFORMANCE — provides access to window.performance object
• WA_ANIMATION_FRAME — shared Observable based on window.requestAnimationFrame
• WA_CACHES — provides access to window.caches object
• WA_CSS — provides access to window.CSS object or mock object if it's not available (i.e. in IE)
• WA_CRYPTO — provides access to window.crypto object
• WA_LOCATION — provides access to window.location object
• WA_LOCAL_STORAGE — provides access to window.localStorage object
• WA_SCREEN — provides access to window.screen object
• WA_SESSION_STORAGE — provides access to window.sessionStorage object
• WA_SPEECH_RECOGNITION — provides access to SpeechRecognition class or returns null if browser does not support it
• WA_SPEECH_SYNTHESIS — provides access to window.speechSynthesis object
• WA_PAGE_VISIBILITY — wrapper for document.addEventListener('visibilityChange') api
• WA_HISTORY — provides access to window.history object