Inject R output directly into Markdown

Author	DaveJarvis <email>
Date	2021-12-30 15:16:32 GMT-0800
Commit	28aae82cdd3fec80d8fe116a5906867f7e35dd04
Parent	d8a84b5
Delta	5 lines added, 15 lines removed, 10-line decrease

src/main/java/com/keenwrite/processors/r/Engine.java

		import javax.script.ScriptEngineManager;
		import java.util.Map;
		-import java.util.function.Function;

		import static com.keenwrite.Messages.get;

		*
		* @param r R expression to evaluate.
		- * @param f Post-processing to apply after evaluating the R expression.
		* @return The object resulting from the evaluation.
		*/
		- public static String eval( final String r, final Function<String, String> f ) {
		- return sCache.computeIfAbsent( r, __ -> f.apply( eval( r ) ) );
		+ public static String eval( final String r ) {
		+ return sCache.computeIfAbsent( r, __ -> evaluate( r ) );
		}

		/**
		* Returns the result of an R expression as an object converted to string.
		*
		* @param r R expression to evaluate.
		* @return The object resulting from the evaluation.
		*/
		- public static String eval( final String r ) {
		+ private static String evaluate( final String r ) {
		try {
		return ENGINE.eval( r ).toString();

src/main/java/com/keenwrite/processors/r/InlineRProcessor.java

		import com.keenwrite.processors.ProcessorContext;
		import com.keenwrite.processors.VariableProcessor;
		-import com.keenwrite.processors.markdown.extensions.r.ROutputProcessor;
		import com.keenwrite.util.InterpolatingMap;
		import javafx.beans.property.Property;

		public final class InlineRProcessor extends VariableProcessor {
		private static final int PREFIX_LENGTH = PREFIX.length();
		-
		- /**
		- * Converts the given string to HTML, trimming new lines, and inlining
		- * the text if it is a paragraph. Otherwise, the resulting HTML is most likely
		- * complex (e.g., a Markdown table) and should be rendered as its HTML
		- * equivalent.
		- */
		- private final Processor<String> mPostProcessor = new ROutputProcessor();

		/**

		try {
		// Append the string representation of the result into the text.
		- sb.append( Engine.eval( r, mPostProcessor ) );
		+ sb.append( Engine.eval( r ) );
		} catch( final Exception ex ) {
		// Inform the user that there was a problem.

src/main/java/com/keenwrite/processors/r/RProcessor.java

		final var irp = new InlineRProcessor( IDENTITY, context );
		final var rvp = new RVariableProcessor( irp, context );
		+
		mProcessor = new ExecutorProcessor<>( rvp );
		mInlineRProcessor = irp;