From 0b79409b36e0d14ce9c772a728c534dfb9c6f3be Mon Sep 17 00:00:00 2001
From: bculkin2442 <bjculkin@mix.wvu.edu>
Date: Wed, 5 Apr 2017 10:22:24 -0400
Subject: Tweak sample

---
 .../examples/java/bjc/pratt/examples/PrattParserTest.java    | 12 +++++++++++-
 JPratt/src/examples/java/bjc/pratt/examples/Tokenizer.java   |  4 +++-
 2 files changed, 14 insertions(+), 2 deletions(-)

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

diff --git a/JPratt/src/examples/java/bjc/pratt/examples/PrattParserTest.java b/JPratt/src/examples/java/bjc/pratt/examples/PrattParserTest.java
index 4a9ae56..afb3e40 100644
--- a/JPratt/src/examples/java/bjc/pratt/examples/PrattParserTest.java
+++ b/JPratt/src/examples/java/bjc/pratt/examples/PrattParserTest.java
@@ -51,6 +51,7 @@ public class PrattParserTest {
 		ops.addAll(Arrays.asList("||", "&&"));
 		ops.addAll(Arrays.asList("<=", ">="));
 
+		ops.addAll(Arrays.asList("±"));
 		ops.addAll(Arrays.asList(".", ",", ";", ":"));
 		ops.addAll(Arrays.asList("=", "<", ">"));
 		ops.addAll(Arrays.asList("+", "-", "*", "/"));
@@ -77,6 +78,7 @@ public class PrattParserTest {
 		split.addCompoundDelim("||", "&&");
 		split.addCompoundDelim("<=", ">=");
 
+		split.addSimpleDelim("±");
 		split.addSimpleDelim(".", ",", ";", ":");
 		split.addSimpleDelim("=", "<", ">");
 		split.addSimpleDelim("+", "-", "*", "/");
@@ -210,6 +212,7 @@ public class PrattParserTest {
 		NonInitialCommand<String, String, TestContext> addSub = infixLeft(20);
 		parser.addNonInitialCommand("+", addSub);
 		parser.addNonInitialCommand("-", addSub);
+		parser.addNonInitialCommand("±", addSub);
 
 		NonInitialCommand<String, String, TestContext> mulDiv = infixLeft(30);
 		parser.addNonInitialCommand("*", mulDiv);
@@ -221,6 +224,9 @@ public class PrattParserTest {
 		parser.addNonInitialCommand("^", expon);
 		parser.addNonInitialCommand("root", expon);
 
+		NonInitialCommand<String, String, TestContext> superexpon = postfix(50);
+		parser.addNonInitialCommand("(superexp)", superexpon);
+
 		parser.addNonInitialCommand(".", infixLeft(60));
 
 		parser.addNonInitialCommand("[", postCircumfix(60, 0, "]", litToken("idx")));
@@ -240,6 +246,10 @@ public class PrattParserTest {
 
 		parser.addInitialCommand("-", unary(30));
 
+		InitialCommand<String, String, TestContext> root = unary(50);
+		parser.addInitialCommand("sqrt", root);
+		parser.addInitialCommand("cbrt", root);
+
 		InitialCommand<String, String, TestContext> leaf = leaf();
 		parser.addInitialCommand("(literal)", leaf);
 		parser.addInitialCommand("(vref)", leaf);
@@ -250,4 +260,4 @@ public class PrattParserTest {
 
 		return parser;
 	}
-}
\ No newline at end of file
+}
diff --git a/JPratt/src/examples/java/bjc/pratt/examples/Tokenizer.java b/JPratt/src/examples/java/bjc/pratt/examples/Tokenizer.java
index 563b578..f6ecf98 100644
--- a/JPratt/src/examples/java/bjc/pratt/examples/Tokenizer.java
+++ b/JPratt/src/examples/java/bjc/pratt/examples/Tokenizer.java
@@ -25,8 +25,10 @@ final class Tokenizer implements Function<String, Token<String, String>> {
 			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])+")) {
+			return new StringToken("(superexp)", strang);
 		} else {
 			return new StringToken("(literal)", strang);
 		}
 	}
-}
\ No newline at end of file
+}
-- 
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