Creates a tokenizer to tokenize HTML into blocks.

@returns {void}
function createTokenizer() {
	tokens = [];

	htmlBlockTokenizer = core( function( token ) {
		tokens.push( token );
	} );

	htmlBlockTokenizer.addRule( contentRegex, "content" );
	htmlBlockTokenizer.addRule( greaterThanContentRegex, "greater-than-sign-content" );

	htmlBlockTokenizer.addRule( blockElementStartRegex, "block-start" );
	htmlBlockTokenizer.addRule( blockElementEndRegex, "block-end" );
	htmlBlockTokenizer.addRule( inlineElementStartRegex, "inline-start" );
	htmlBlockTokenizer.addRule( inlineElementEndRegex, "inline-end" );

	htmlBlockTokenizer.addRule( otherElementStartRegex, "other-element-start" );
	htmlBlockTokenizer.addRule( otherElementEndRegex, "other-element-end" );
}