# a look on path:NN opens the file with the target line CENTERED in the body
# (scroll = line - body/2): fresh open at a deep line, then dedup re-looks at
# the same path re-center the existing pane, and a look near line 1 clamps
# the scroll at 0 (no negative scroll)
lines big.txt 200
start 31 150 -n 3
wait 8000 big.txt
stable 700 20000
press left 5 9
release left 5 9
stable 400 5000
key i
text big.txt:100 big.txt:150 big.txt:2
key esc
settle 100
stable 400 5000
press right 7 9
release right 7 9
stable 700 15000
snap center-open
# The narrow-window split keeps the source shell above the new file. Use the
# unchanged right-hand shell for the remaining references, so they stay visible.
press left 80 9
release left 80 9
key i
text big.txt:150 big.txt:2
key esc
stable 400 5000
press right 82 9
release right 82 9
stable 700 15000
snap center-dedup
press right 94 9
release right 94 9
stable 700 15000
snap center-clamp