index.js

function setupMethods (soljson){

	var compileJSON = soljson.cwrap("compileJSON", "string", ["string", "number"]);
	var compileJSONMulti =
		'_compileJSONMulti' in soljson ?
		soljson.cwrap("compileJSONMulti", "string", ["string", "number"]) :
		null;

	var compile = function(input, optimise) {
		var result = '';
		if (typeof(input) != typeof('') && compileJSONMulti !== null)
			result = compileJSONMulti(JSON.stringify(input), optimise);
		else
			result = compileJSON(input, optimise);
		return JSON.parse(result);
	}

	var version = soljson.cwrap("version", "string", []);

	return {
		version: version,
		compile: compile,
		useVersion: function( versionString ){
			return setupMethods( require('./bin/soljson-' + versionString + '.js' ) );
		}
	}
}

module.exports = setupMethods( require('./bin/soljson-latest.js') );