func (lp *LanguageParser) Parse() (*parser.Node, error) { sdata := string(lp.data) rn := parser.Node{P: lp, Name: lp.l.ScopeName} defer func() { if r := recover(); r != nil { log.Printf("Panic during parse: %v\n", r) log.Printf("%v", rn) } }() iter := maxiter for i := 0; i < len(sdata) && iter > 0; iter-- { pat, ret := lp.l.RootPattern.Cache(sdata, i) nl := strings.IndexAny(sdata[i:], "\n\r") if nl != -1 { nl += i } if ret == nil { break } else if nl > 0 && nl <= ret[0] { i = nl for i < len(sdata) && (sdata[i] == '\n' || sdata[i] == '\r') { i++ } } else { n := pat.CreateNode(sdata, i, lp, ret) rn.Append(n) i = n.Range.B } } rn.UpdateRange() if len(sdata) != 0 { lut := make([]int, len(sdata)+1) j := 0 for i := range sdata { lut[i] = j j++ } lut[len(sdata)] = len(lp.data) lp.patch(lut, &rn) } if iter == 0 { panic("reached maximum number of iterations") } return &rn, nil }