Inspired by now archived Sourcetrail.
- Requires set up LSP.
- It overrides the
callHierarchy/incomingCalls
handler to show an ascii art graph in a new buffer in the current window.
- Move around the graph with
h
,j
,k
,l
. - Jump to source of selected element with
gd
. - Expand/Collaps toggle selected node with
za
.