UnityEngine.TextEditor.FindPrevSeperator C# (CSharp) Method

        private int FindPrevSeperator(int startPos)
        {
            startPos--;
            while ((startPos > 0) && !isLetterLikeChar(this.text[startPos]))
            {
                startPos--;
            }
            while ((startPos >= 0) && isLetterLikeChar(this.text[startPos]))
            {
                startPos--;
            }
            return (startPos + 1);
        }