From c3a5210cbcda9b5a80f37c31698e35ca6fb5a2d8 Mon Sep 17 00:00:00 2001
From: Ben Culkin <scorpress@gmail.com>
Date: Sun, 25 Jun 2023 15:53:08 -0400
Subject: Minor cleanups

---
 .../bjc/pratt/examples/lang/PrattParserTest.java   | 54 +++++++++++-----------
 .../java/bjc/pratt/blocks/GrammarParseBlock.java   |  4 +-
 .../main/java/bjc/pratt/parsing/package-info.java  |  1 +
 3 files changed, 29 insertions(+), 30 deletions(-)
 create mode 100644 JPratt/src/main/java/bjc/pratt/parsing/package-info.java

(limited to 'JPratt')

diff --git a/JPratt/src/examples/java/bjc/pratt/examples/lang/PrattParserTest.java b/JPratt/src/examples/java/bjc/pratt/examples/lang/PrattParserTest.java
index ac5aa12..a85b664 100644
--- a/JPratt/src/examples/java/bjc/pratt/examples/lang/PrattParserTest.java
+++ b/JPratt/src/examples/java/bjc/pratt/examples/lang/PrattParserTest.java
@@ -127,45 +127,43 @@ public class PrattParserTest {
 
 		final TestContext ctx = new TestContext();
 
-		final Scanner scn = new Scanner(System.in);
+		try (Scanner scn = new Scanner(System.in)) {
+			System.out.print("Enter a command (blank line to exit): ");
+			String ln = scn.nextLine();
 
-		System.out.print("Enter a command (blank line to exit): ");
-		String ln = scn.nextLine();
+			while (!ln.trim().equals("")) {
+				final Iterator<Token<String, String>> tokens = preprocessInput(ops, reserved, filtered, ln, ctx);
 
-		while (!ln.trim().equals("")) {
-			final Iterator<Token<String, String>> tokens = preprocessInput(ops, reserved, filtered, ln, ctx);
+				try {
+					final StringTokenStream tokenStream = new StringTokenStream(tokens);
 
-			try {
-				final StringTokenStream tokenStream = new StringTokenStream(tokens);
+					/*
+					 * Prime stream.
+					 */
+					tokenStream.next();
 
-				/*
-				 * Prime stream.
-				 */
-				tokenStream.next();
+					final CommandResult<String, String> rawTree = parser.parseExpression(0, tokenStream, ctx, true);
 
-				final CommandResult<String, String> rawTree = parser.parseExpression(0, tokenStream, ctx, true);
+					if (rawTree.status != Status.SUCCESS) {
+						System.out.println("Command parsing failed.");
+					} else {
+						if (!tokenStream.headIs("(end)")) {
+							System.out.println("\nMultiple expressions on line");
+						}
 
-				if (rawTree.status != Status.SUCCESS) {
-					System.out.println("Command parsing failed.");
-				} else {
-					if (!tokenStream.headIs("(end)")) {
-						System.out.println("\nMultiple expressions on line");
+						System.out.printf("\nParsed expression:\n%s", rawTree.success());
 					}
-
-					System.out.printf("\nParsed expression:\n%s", rawTree.success());
+				} catch (ParserException pex) {
+					pex.printStackTrace();
 				}
-			} catch (ParserException pex) {
-				pex.printStackTrace();
+
+				System.out.print("\nEnter a command (blank line to exit): ");
+				ln = scn.nextLine();
 			}
 
-			System.out.print("\nEnter a command (blank line to exit): ");
-			ln = scn.nextLine();
+			System.out.println();
+			System.out.printf("\nContext is: %s\n", ctx);
 		}
-
-		System.out.println();
-		System.out.printf("\nContext is: %s\n", ctx);
-
-		scn.close();
 	}
 
 	private static Iterator<Token<String, String>> preprocessInput(final Set<String> oops, final Set<String> reservd,
diff --git a/JPratt/src/main/java/bjc/pratt/blocks/GrammarParseBlock.java b/JPratt/src/main/java/bjc/pratt/blocks/GrammarParseBlock.java
index b0a3844..b18c8c4 100644
--- a/JPratt/src/main/java/bjc/pratt/blocks/GrammarParseBlock.java
+++ b/JPratt/src/main/java/bjc/pratt/blocks/GrammarParseBlock.java
@@ -2,13 +2,13 @@ package bjc.pratt.blocks;
 
 import java.util.function.Function;
 
+import bjc.data.Tree;
 import bjc.pratt.ParserContext;
 import bjc.pratt.PrattParser;
 import bjc.pratt.commands.CommandResult;
 import bjc.pratt.tokens.Token;
 import bjc.pratt.tokens.TokenStream;
-import bjc.data.Tree;
-import bjc.functypes.*;
+import bjc.typeclasses.Isomorphism;
 import bjc.utils.parserutils.ParserException;
 
 /**
diff --git a/JPratt/src/main/java/bjc/pratt/parsing/package-info.java b/JPratt/src/main/java/bjc/pratt/parsing/package-info.java
new file mode 100644
index 0000000..e7f4fa8
--- /dev/null
+++ b/JPratt/src/main/java/bjc/pratt/parsing/package-info.java
@@ -0,0 +1 @@
+package bjc.pratt.parsing;
\ No newline at end of file
-- 
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