Fixes bugs reported in https://github.com/junegunn/fzf/pull/4703: * Clamp followOffset return value to avoid going past the end of lines * Account for t.previewed.filled when determining scrollability
Fixes bugs reported in https://github.com/junegunn/fzf/pull/4703: * Clamp followOffset return value to avoid going past the end of lines * Account for t.previewed.filled when determining scrollability