From 7a510ceb37780a7d0da37117a5cfce23c2919257 Mon Sep 17 00:00:00 2001
From: bculkin2442 <bjculkin@mix.wvu.edu>
Date: Mon, 10 Apr 2017 22:55:22 -0400
Subject: More work on parse blocks

---
 .../java/bjc/pratt/examples/PrattParserTest.java   |  7 ++---
 .../java/bjc/pratt/examples/Tokenizer.java         | 32 ++++++++--------------
 2 files changed, 15 insertions(+), 24 deletions(-)

(limited to 'JPratt/src/examples/java/bjc')

diff --git a/JPratt/src/examples/java/bjc/pratt/examples/PrattParserTest.java b/JPratt/src/examples/java/bjc/pratt/examples/PrattParserTest.java
index e504048..7b9feea 100644
--- a/JPratt/src/examples/java/bjc/pratt/examples/PrattParserTest.java
+++ b/JPratt/src/examples/java/bjc/pratt/examples/PrattParserTest.java
@@ -65,7 +65,7 @@ public class PrattParserTest {
 		ops.addAll(Arrays.asList("||", "&&"));
 		ops.addAll(Arrays.asList("<=", ">="));
 
-		ops.addAll(Arrays.asList("�"));
+		ops.addAll(Arrays.asList("\u00B1")); // Unicode plus/minus
 		ops.addAll(Arrays.asList(".", ",", ";", ":"));
 		ops.addAll(Arrays.asList("=", "<", ">"));
 		ops.addAll(Arrays.asList("+", "-", "*", "/"));
@@ -95,7 +95,7 @@ public class PrattParserTest {
 		hi.addSimpleDelimiters("||", "&&");
 		hi.addSimpleDelimiters("<=", ">=");
 
-		lo.addSimpleDelimiters("�");
+		lo.addSimpleDelimiters("\u00B1"); // Unicode plus/minus
 		lo.addSimpleDelimiters(".", ",", ";", ":");
 		lo.addSimpleDelimiters("=", "<", ">");
 		lo.addSimpleDelimiters("+", "-", "*", "/");
@@ -243,7 +243,7 @@ public class PrattParserTest {
 		final NonInitialCommand<String, String, TestContext> addSub = infixLeft(20);
 		parser.addNonInitialCommand("+", addSub);
 		parser.addNonInitialCommand("-", addSub);
-		parser.addNonInitialCommand("�", addSub);
+		parser.addNonInitialCommand("\u00B1", addSub); // Unicode plus/minus
 
 		final NonInitialCommand<String, String, TestContext> mulDiv = infixLeft(30);
 		parser.addNonInitialCommand("*", mulDiv);
@@ -293,7 +293,6 @@ public class PrattParserTest {
 
 		final InitialCommand<String, String, TestContext> leaf = leaf();
 		parser.addInitialCommand("(literal)", leaf);
-		parser.addInitialCommand("(vref)", leaf);
 
 		parser.addInitialCommand("var", new VarCommand());
 
diff --git a/JPratt/src/examples/java/bjc/pratt/examples/Tokenizer.java b/JPratt/src/examples/java/bjc/pratt/examples/Tokenizer.java
index 9b3fa74..4f8da12 100644
--- a/JPratt/src/examples/java/bjc/pratt/examples/Tokenizer.java
+++ b/JPratt/src/examples/java/bjc/pratt/examples/Tokenizer.java
@@ -11,7 +11,9 @@ import bjc.pratt.tokens.StringToken;
 final class Tokenizer implements Function<String, Token<String, String>> {
 	private final Set<String>	ops;
 	private final Set<String>	reserved;
-	private final TestContext	ctx;
+
+	@SuppressWarnings("unused")
+	private final TestContext ctx;
 
 	public Tokenizer(final Set<String> operators, final Set<String> reservedWords, final TestContext context) {
 		ops = operators;
@@ -21,26 +23,16 @@ final class Tokenizer implements Function<String, Token<String, String>> {
 
 	@Override
 	public Token<String, String> apply(final String strang) {
-		if (ops.contains(strang) || reserved.contains(strang))
+		if (ops.contains(strang) || reserved.contains(strang)) {
 			return litToken(strang);
-		else if (ctx.scopes.top().containsKey(strang))
-			return new StringToken("(vref)", strang);
-		else if (strang.matches("(?:[\\u00B2\\u00B3\\u00B9\\u2070]|[\\u2074-\\u2079])+")) /*
-													 * This
-													 * regular
-													 * expression
-													 * matches
-													 * series
-													 * of
-													 * unicode
-													 * super
-													 * -
-													 * scripts
-													 * 1
-													 * -
-													 * 9.
-													 */
+		} else if (strang.matches("(?:[\\u00B2\\u00B3\\u00B9\\u2070]|[\\u2074-\\u2079])+")) {
+			/*
+			 * This regular expression matches series of unicode
+			 * super - scripts 1 - 9.
+			 */
 			return new StringToken("(superexp)", strang);
-		else return new StringToken("(literal)", strang);
+		} else {
+			return new StringToken("(literal)", strang);
+		}
 	}
 }
-- 
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