Ancestry.Daisy.Language.WhitespaceEater.Eat C# (CSharp) Method

        public WhitespaceMorsel Eat(string line, int lineCnt)
        {
            var trim = TrimLeadingSpaces(line, lineCnt);
            if(whitespaceType == 'a')
            {
                whitespaceType = trim.WhitespaceType;
            }
            else if (whitespaceType != trim.WhitespaceType && trim.WhitespaceType != 'a')
            {
                throw new InconsistentWhitespaceException(string.Format("Some lines start with spaces, and some start with tabs"));
            }
            var indents = Indents(trim.Trimmed, lineCnt);
            var back = new WhitespaceMorsel() {
                Line = trim.Line,
                Indents = indents,
                DeltaIndents = indents - openIndents
            };
            if(back.DeltaIndents > 1)
                throw new InconsistentWhitespaceException(string.Format("Line {0} increases too many tabbing levels at once.",lineCnt));
            openIndents = indents;
            return back;
        }

 public int ItCountsDeltaIndentsDivibleByLearnedIndentsPerLine(string whitespaceTrainer,string previous, string line)
 {
     var sut = new WhitespaceEater();
     var lineCnt = 1;
     foreach(var trainer in whitespaceTrainer.Split(';'))
     {
         sut.Eat(trainer, lineCnt++);
     }
     sut.Eat(previous, lineCnt++);
     return sut.Eat(line, lineCnt++).DeltaIndents;
 }