bugfix for #38

Jace.Tests/TokenReaderTests.cs

@@ -521,5 +521,39 @@ public void TestTokenReader23()
             Assert.AreEqual(0, tokens[0].StartPosition);
             Assert.AreEqual(6, tokens[0].Length);
         }
+
+        [TestMethod]
+        public void TestTokenReader24()
+        {
+            TokenReader reader = new TokenReader(CultureInfo.InvariantCulture);
+            List<Token> tokens = reader.Read("1 * e");
+
+            Assert.AreEqual(3, tokens.Count);
+
+            Assert.AreEqual(1, tokens[0].Value);
+            Assert.AreEqual(0, tokens[0].StartPosition);
+            Assert.AreEqual(1, tokens[0].Length);
+
+            Assert.AreEqual('*', tokens[1].Value);
+            Assert.AreEqual(2, tokens[1].StartPosition);
+            Assert.AreEqual(1, tokens[1].Length);
+
+            Assert.AreEqual("e", tokens[2].Value);
+            Assert.AreEqual(4, tokens[2].StartPosition);
+            Assert.AreEqual(1, tokens[2].Length);
+        }
+
+        [TestMethod]
+        public void TestTokenReader25()
+        {
+            TokenReader reader = new TokenReader(CultureInfo.InvariantCulture);
+            List<Token> tokens = reader.Read("e");
+
+            Assert.AreEqual(1, tokens.Count);
+
+            Assert.AreEqual("e", tokens[0].Value);
+            Assert.AreEqual(0, tokens[0].StartPosition);
+            Assert.AreEqual(1, tokens[0].Length);
+        }
     }
 }

Jace/Tokenizer/TokenReader.cs

@@ -221,7 +221,7 @@ public List<Token> Read(string formula)
 
         private bool IsPartOfNumeric(char character, bool isFirstCharacter, bool isFormulaSubPart)
         {
-            return character == decimalSeparator || (character >= '0' && character <= '9') || (isFormulaSubPart && isFirstCharacter && character == '-') || character == 'e' || character == 'E';
+            return character == decimalSeparator || (character >= '0' && character <= '9') || (isFormulaSubPart && isFirstCharacter && character == '-') || (!isFirstCharacter && character == 'e') || (!isFirstCharacter && character == 'E');
         }
 
         private bool IsPartOfVariable(char character, bool isFirstCharacter)

buildNuGetPackage.cmd

@@ -1,4 +1,4 @@
-SET jaceVersion="0.9.1"
+SET jaceVersion="0.9.2"
 
 SET msbuild="C:\Program Files (x86)\Microsoft Visual Studio\2017\Enterprise\MSBuild\15.0\Bin\msbuild.exe"
 

buildZipPackage.cmd

@@ -1,4 +1,4 @@
-SET version=0.9.1
+SET version=0.9.2
 
 SET msbuild="C:\Program Files (x86)\Microsoft Visual Studio\2017\Enterprise\MSBuild\15.0\Bin\msbuild.exe"