partially apply fast data access in InputHandler.print

src/BufferLine.ts

@@ -105,7 +105,7 @@ export class BufferLine implements IBufferLine {
       this._data[index * CELL_SIZE + Cell.FG],
       (content & Content.IS_COMBINED)
         ? this._combined[index]
-        : (cp) ? String.fromCharCode(cp) : '',
+        : (cp) ? stringFromCodePoint(cp) : '',
       content >> Content.WIDTH_SHIFT,
       (content & Content.IS_COMBINED)
         ? this._combined[index].charCodeAt(this._combined[index].length - 1)

src/InputHandler.ts

@@ -435,14 +435,14 @@ export class InputHandler extends Disposable implements IInputHandler {
       }
 
       // write current char to buffer and advance cursor
-      bufferRow.set(buffer.x++, [curAttr, stringFromCodePoint(code), chWidth, code]);
+      bufferRow.setDataFromCodePoint(buffer.x++, code, chWidth, curAttr, 0);
 
       // fullwidth char - also set next cell to placeholder stub and advance cursor
       // for graphemes bigger than fullwidth we can simply loop to zero
       // we already made sure above, that buffer.x + chWidth will not overflow right
       if (chWidth > 0) {
         while (--chWidth) {
-          bufferRow.set(buffer.x++, [curAttr, '', 0, undefined]);
+          bufferRow.setDataFromCodePoint(buffer.x++, 0, 0, curAttr, 0);
         }
       }
     }