/
edge.go
38 lines (30 loc) · 881 Bytes
/
edge.go
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package analyzer
import (
"go/token"
"golang.org/x/tools/go/callgraph"
"golang.org/x/tools/go/ssa"
)
type Edge struct {
Caller *ssa.Function
Callee *ssa.Function
edge *callgraph.Edge
fset *token.FileSet
position token.Position // initialized lazily
}
func (e *Edge) pos() *token.Position {
if e.position.Offset == -1 {
e.position = e.fset.Position(e.edge.Pos()) // called lazily
}
return &e.position
}
func (e *Edge) Filename() string { return e.pos().Filename }
func (e *Edge) Column() int { return e.pos().Column }
func (e *Edge) Line() int { return e.pos().Line }
func (e *Edge) Offset() int { return e.pos().Offset }
func (e *Edge) Dynamic() string {
if e.edge.Site != nil && e.edge.Site.Common().StaticCallee() == nil {
return "dynamic"
}
return "static"
}
func (e *Edge) Description() string { return e.edge.Description() }