Para not available inside do...while

splitParagraph.js

function find( mode, string, begin, end ) {
	console.log("the input " + string);
	var startIndex = string.indexOf(begin);
	var endIndex = string.indexOf(end, startIndex + 1);
  	if( startIndex === -1 && endIndex === -1 ) return "";
	var result = ( mode === "include" ) ?
		string.slice( startIndex + begin.length, endIndex ) :
		string.slice( 0, startIndex ) + string.slice( endIndex + end.length );
	console.log("the return " + result);
	return result;
}

function splitParagraph(para) {

	var result = {
		content: "",
		footnote: [],
		emphasize: [],
	};

	var temp = "";

	do {

		temp = find( "include", para, "*", "*" );
		para = find( "exclude", para, "*", "*" );
		if(temp !== "") result.emphasize.push(temp);

	} while( temp !== "" );


	do {

		temp = find( "include", para, "{", "}" );
		para = find( "exclude", para, "{", "}" );
		if(temp !== "") result.footnote.push(temp);

	} while( temp !== "" );

	result.content = para;

	return result;
}

var str = "They are solid, but when they must *change*, violence must be done to them{Referring to the fact that structure tends to put restrictions on the evolution of a program.}.";

console.log( splitParagraph(str) );

/*
Result
the input They are solid, but when they must *change*, violence must be done to them{Referring to the fact that structure tends to put restrictions on the evolution of a program.}.
the return change
the input They are solid, but when they must *change*, violence must be done to them{Referring to the fact that structure tends to put restrictions on the evolution of a program.}.
the return They are solid, but when they must , violence must be done to them{Referring to the fact that structure tends to put restrictions on the evolution of a program.}.
the input They are solid, but when they must , violence must be done to them{Referring to the fact that structure tends to put restrictions on the evolution of a program.}.
the input They are solid, but when they must , violence must be done to them{Referring to the fact that structure tends to put restrictions on the evolution of a program.}.
the input 
the input 
{
	content: "",
	footnote: [],
	emphasized: ["change"]
}
*/