// deeper reports whether block x is lexically deeper than y.
func deeper(x, y *types.Scope) bool {
if x == y || x == nil {
return false
} else if y == nil {
return true
} else {
return deeper(x.Parent(), y.Parent())
}
}
func (c *Suggester) scopeCandidates(scope *types.Scope, pos token.Pos, b *candidateCollector) {
seen := make(map[string]bool)
for scope != nil {
isPkgScope := scope.Parent() == types.Universe
for _, name := range scope.Names() {
if seen[name] {
continue
}
obj := scope.Lookup(name)
if !isPkgScope && obj.Pos() > pos {
continue
}
seen[name] = true
b.appendObject(obj)
}
scope = scope.Parent()
}
}