Merge pull request #76 from rvalitov/fix/typos

[fix] typos

Author: werthdavid

src/common/HTMLCanvasElementLuminanceSource.ts

@@ -139,7 +139,7 @@ export class HTMLCanvasElementLuminanceSource extends LuminanceSource {
     tempCanvasElement.height = newHeight;
 
     const tempContext = tempCanvasElement.getContext('2d');
-    if (!tempContext) { throw new Error('Could not create a Convas Context element.'); }
+    if (!tempContext) { throw new Error('Could not create a Canvas Context element.'); }
 
     // Draw at center of temp canvas to prevent clipping of image data
     tempContext.translate(newWidth / 2, newHeight / 2);

src/common/IScannerControls.ts

@@ -1,10 +1,10 @@
 export interface IScannerControls {
   /**
-   * Stops the scan proccess loop.
+   * Stops the scan process loop.
    */
   stop: () => void;
   /**
-   * @experimental This is higly unstable and Torch support is not ready on browsers. Use at YOUR OWN risk.
+   * @experimental This is highly unstable and Torch support is not ready on browsers. Use at YOUR OWN risk.
    */
   switchTorch?: (onOff: boolean) => Promise<void>;
   /**

src/common/navigator-utils.ts

@@ -7,12 +7,12 @@ export function hasNavigator() {
 /**
  * If mediaDevices under navigator is supported.
  */
-function isMediaDevicesSuported() {
+function isMediaDevicesSupported() {
   return hasNavigator() && !!navigator.mediaDevices;
 }
 /**
  * If enumerateDevices under navigator is supported.
  */
 export function canEnumerateDevices() {
-  return !!(isMediaDevicesSuported() && navigator.mediaDevices.enumerateDevices);
+  return !!(isMediaDevicesSupported() && navigator.mediaDevices.enumerateDevices);
 }

src/readers/BrowserCodeReader.ts

@@ -57,7 +57,7 @@ export class BrowserCodeReader {
   /**
    * Enables or disables the torch in a media stream.
    *
-   * @experimental This doesn't work accross all browsers and is still a Draft.
+   * @experimental This doesn't work across all browsers and is still a Draft.
    */
   public static async mediaStreamSetTorch(track: MediaStreamTrack, onOff: boolean) {
     await track.applyConstraints({
@@ -199,7 +199,7 @@ export class BrowserCodeReader {
    */
   public static isImageLoaded(img: HTMLImageElement) {
     // During the onload event, IE correctly identifies any images that
-    // weren’t downloaded as not complete. Others should too. Gecko-based
+    // weren't downloaded as not complete. Others should too. Gecko-based
     // browsers act like NS4 in that they report this incorrectly.
     if (!img.complete) {
       return false;
@@ -231,7 +231,7 @@ export class BrowserCodeReader {
   }
 
   /**
-   * Ovewriting this allows you to manipulate the snapshot image in anyway you want before decode.
+   * Overwriting this allows you to manipulate the snapshot image in anyway you want before decode.
    */
   public static drawImageOnCanvas(canvasElementContext: CanvasRenderingContext2D, srcElement: HTMLVisualMediaElement) {
     canvasElementContext.drawImage(srcElement, 0, 0);
@@ -252,7 +252,7 @@ export class BrowserCodeReader {
       };
     }
 
-    throw new Error('Couldn\'t find the Source\'s dimentions!');
+    throw new Error('Couldn\'t find the Source\'s dimensions!');
   }
 
   /**
@@ -765,7 +765,7 @@ export class BrowserCodeReader {
    *
    * @param {string|null} [deviceId] the id of one of the devices obtained after calling
    *  getVideoInputDevices. Can be undefined, in this case it will decode from one of the
-   *  available devices, preffering the main camera (environment facing) if available.
+   *  available devices, preferring the main camera (environment facing) if available.
    * @param {string|HTMLVideoElement|null} [video] the video element in page where to show the video
    *  while decoding. Can be either an element id or directly an HTMLVideoElement. Can be undefined,
    *  in which case no video will be shown.
@@ -903,7 +903,7 @@ export class BrowserCodeReader {
    *
    * @param deviceId the id of one of the devices obtained after calling getVideoInputDevices.
    *  Can be undefined, in this case it will decode from one of the available devices,
-   *  preffering the main camera (environment facing) if available.
+   *  preferring the main camera (environment facing) if available.
    * @param videoSource the video element in page where to show the video while decoding.
    *  Can be either an element id or directly an HTMLVideoElement. Can be undefined,
    *  in which case no video will be shown.
@@ -1014,7 +1014,7 @@ export class BrowserCodeReader {
    *
    * @param element HTML element to scan/decode from. It will not be disposed or destroyed.
    * @param callbackFn Called after every scan attempt, being it successful or errored.
-   * @param finalizeCallback Called after scan proccess reaches the end or stop is called.
+   * @param finalizeCallback Called after scan process reaches the end or stop is called.
    */
   public scan(
     element: HTMLVisualMediaElement,

src/readers/IBrowserCodeReaderOptions.ts

@@ -3,6 +3,6 @@ export interface IBrowserCodeReaderOptions {
   delayBetweenScanSuccess?: number;
   /** Delay time between decode attempts made by the scanner. */
   delayBetweenScanAttempts?: number;
-  /** Timeout for wating the video 'canplay' event. */
+  /** Timeout for waiting the video 'canplay' event. */
   tryPlayVideoTimeout?: number;
 }