NES can freeze renderer

[benibenj]

When the user gets an insertion many lines above which is rendered as a multi line insertion then scrolling the suggestion manually in view can cause the renderer to freeze

[benibenj]

/* ====== <$.replace> ======
<<class Buffer {
	readonly chunks: [] = ['data'];
}>>
// ======== <$.with /> ========
class Buffer {
	readonly chunks: [] = []; // loooooooooooooooooooooooooooooooooooooooooooong line
	readonly data: [] = ['data'];
}
// ======== </$.replace> ========= */

class Buffer {
	readonly chunks: [] = ['data'];
}
// some more code in the background that might be hidden











// CURSOR HERE and suggestion outside viewport