func (s Search) Apply(e *editor.Editor) {
v := e.ActiveView()
c := v.Cursor()
if e.LastSearchTerm == "" {
e.SetStatus("Nothing to search for.")
return
}
word := []byte(e.LastSearchTerm)
switch s.Dir {
case Forward:
e.SetStatus("Search forward for: %s", e.LastSearchTerm)
for {
// move the cursor one run forward.
// this allows us to move to the next match.
// without this, if the word under the cursor is a match,
// then we won't be able to advance to the next match
c.NextRune(false)
i := bytes.Index(c.Line.Data[c.Boffset:], word)
if i != -1 {
c.Boffset += i
break
}
c.Line = c.Line.Next
if c.Line == nil {
e.SetStatus("No more results")
return
}
c.LineNum++
c.Boffset = 0
}
case Backward:
e.SetStatus("Search backward for: %s", e.LastSearchTerm)
for {
i := bytes.LastIndex(c.Line.Data[:c.Boffset], word)
if i != -1 {
c.Boffset = i
break
}
c.Line = c.Line.Prev
if c.Line == nil {
e.SetStatus("No previous results")
return
}
c.LineNum--
c.Boffset = len(c.Line.Data)
}
}
v.MoveCursorTo(c)
}
func (m MoveWord) Apply(e *editor.Editor) {
// moveCursorWordForward
v := e.ActiveView()
c := v.Cursor()
ok := c.NextWord()
if !ok {
e.SetStatus("End of buffer")
return
}
v.MoveCursorTo(c)
}