Antlr4.Runtime.UnbufferedCharStream.Sync C# (CSharp) Method

UnbufferedCharStream Class Documentation Show file Open project: sharwell/antlr4cs

Sync() protected method

Make sure we have 'need' elements from current position p . Last valid p index is data.length-1 . p+need-1 is the char index 'need' elements ahead. If we need 1 element, (p+1-1)==p must be less than data.length .
protected Sync ( int want ) : void
want int
return void 
        protected internal virtual void Sync(int want)
        {
            int need = (p + want - 1) - n + 1;
            // how many more elements we need?
            if (need > 0)
            {
                Fill(need);
            }
        }
UnbufferedCharStream
Add
Consume
Fill
GetText
La
Mark
NextChar
Release
Seek
Sync
UnbufferedCharStream