static public ClangToken buildSpacer(ClangNode par, int indent, String indentStr) {
		String spacing = new String();
		for (int i = 0; i < indent; ++i) {
			spacing += indentStr;
		}
		return new ClangSyntaxToken(par, spacing);
	}
Add a spacer token to the given text grouping
@param par is the text grouping
@param indent is the number of levels to indent
@param indentStr is a string representing containg the number of spaces in one indent level
@return the new spacer token
Ghidra/Features/Decompiler/src/main/java/ghidra/app/decompiler/ClangToken.java