func complFormHeadInner(head string, ed *Editor) []*candidate {
if eval.DontSearch(head) {
return complArgInner(head, ed, true)
}
cands := []*candidate{}
foundCommand := func(s string) {
if strings.HasPrefix(s, head) {
cands = append(cands, &candidate{
source: styled{s[len(head):], styleForGoodCommand},
menu: styled{s, ""},
})
}
}
for special := range isBuiltinSpecial {
foundCommand(special)
}
for variable := range ed.evaler.Global() {
if strings.HasPrefix(variable, eval.FnPrefix) {
foundCommand(variable[len(eval.FnPrefix):])
}
}
for command := range ed.isExternal {
foundCommand(command)
}
return cands
}
func goodFormHead(head string, ed *Editor) bool {
if isBuiltinSpecial[head] {
return true
} else if eval.DontSearch(head) {
// XXX don't stat twice
return eval.IsExecutable(head) || isDir(head)
} else {
return ed.evaler.Global()[eval.FnPrefix+head] != nil ||
ed.isExternal[head]
}
}