- if ( 'flag' === type ) {
- /*
- * This works because the image will be one of three things:
- * - Two empty squares, if the browser doesn't render emoji
- * - Two squares with 'A' and 'U' in them, if the browser doesn't render flag emoji
- * - The Australian flag
- *
- * The first two will encode to small images (1-2KB data URLs), the third will encode
- * to a larger image (4-5KB data URL).
- */
- context.fillText( stringFromCharCode( 55356, 56806, 55356, 56826 ), 0, 0 );
- return canvas.toDataURL().length > 3000;
- } else if ( 'diversity' === type ) {
- /*
- * This tests if the browser supports the Emoji Diversity specification, by rendering an
- * emoji with no skin tone specified (in this case, Santa). It then adds a skin tone, and
- * compares if the emoji rendering has changed.
- */
- context.fillText( stringFromCharCode( 55356, 57221 ), 0, 0 );
- tone = context.getImageData( 16, 16, 1, 1 ).data.toString();
- context.fillText( stringFromCharCode( 55356, 57221, 55356, 57343 ), 0, 0 );
- // Chrome has issues comparing arrays, so we compare it as a string, instead.
- return tone !== context.getImageData( 16, 16, 1, 1 ).data.toString();
- } else {
- if ( 'simple' === type ) {
+ switch ( type ) {
+ case 'flag':
+ /*
+ * This works because the image will be one of three things:
+ * - Two empty squares, if the browser doesn't render emoji
+ * - Two squares with 'A' and 'U' in them, if the browser doesn't render flag emoji
+ * - The Australian flag
+ *
+ * The first two will encode to small images (1-2KB data URLs), the third will encode
+ * to a larger image (4-5KB data URL).
+ */
+ context.fillText( stringFromCharCode( 55356, 56806, 55356, 56826 ), 0, 0 );
+ return canvas.toDataURL().length > 3000;
+ case 'diversity':
+ /*
+ * This tests if the browser supports the Emoji Diversity specification, by rendering an
+ * emoji with no skin tone specified (in this case, Santa). It then adds a skin tone, and
+ * compares if the emoji rendering has changed.
+ */
+ context.fillText( stringFromCharCode( 55356, 57221 ), 0, 0 );
+ tonedata = context.getImageData( 16, 16, 1, 1 ).data;
+
+ context.fillText( stringFromCharCode( 55356, 57221, 55356, 57343 ), 0, 0 );
+ // Chrome has issues comparing arrays, and Safari has issues converting arrays to strings.
+ // So, we create our own string and compare that, instead.
+ tonedata = context.getImageData( 16, 16, 1, 1 ).data;
+ tone2 = tonedata[0] + ',' + tonedata[1] + ',' + tonedata[2] + ',' + tonedata[3];
+
+ return tone !== tone2;
+ case 'simple':