callgraph

type CallstackOfColoredFunctions struct {
	// Stack is functions placed in order, only colored functions.
	Stack Nodes
	// ColorsChain is blended colors of stacked functions, one-by-one.
	ColorsChain []palette.Color
	// IndexSet is quick index for contains(), has the same elements as stack.
	IndexSet map[*Node]struct{}
	// ColorsMask is mask of all colors_chain.
	ColorsMask palette.ColorMask
}

type Graph struct {
	Functions Nodes

	Graph    RawGraph
	RevGraph RawGraph
}

type Node struct {
	Function *symbols.Function

	// Next is an array of functions that are called from the current one.
	// Prev is an array of functions that call the current one.
	//
	// All functions are always contained here, in contrast to Graph,
	// where some functions can be deleted.
	// Use these fields only if you need to know if there is a connection,
	// but for other, use the Graph.
	Next Nodes
	Prev Nodes

	// Pointer to a slice containing the
	// following nodes that have colors.
	NextWithColors *Nodes
}

type Nodes []*Node

type RawGraph map[*Node]Nodes