Johan Rong 36661fea69 Add a bunch of layout operations hai 1 semana
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buffer.go 36661fea69 Add a bunch of layout operations hai 1 semana
cursor.go 35aa343182 Fix some issues with new input system hai 1 mes
edit.go c5966540f9 Rework a lot of buffer edit logic, add undo/redo, but no edit grouping hai 1 mes
lineindex.go cf1c563912 Use Lineindex system, so that only visible parts of the Rope is rendered hai 1 mes