flow

package

v0.0.0-...-796d0f2 Latest Latest Go to latest Published: Mar 2, 2015 License: BSD-3-Clause Imports: 5 Imported by: 0

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Package flow provides access to control flow graph computation and analysis for Go programs.

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type Computation interface {
	Init(ast.Node)
	Transfer(ast.Node)
	Join(ast.Node, ast.Node) bool
}

type Graph struct {
	FileSet *token.FileSet
	Start   ast.Node
	End     ast.Node
	Follow  map[ast.Node][]ast.Node
}

func Build(fset *token.FileSet, body *ast.BlockStmt, interesting func(ast.Node) bool) *Graph

Build constructs a control flow graph, filtered to include only interesting nodes.

func (g *Graph) Dataflow(compute Computation)

func (g *Graph) Dot(edge func(src, dst ast.Node) string) []byte