Some more fixes regarding numbers ending with a decimal mark (like `2…

….`). See josdejong#711.

HISTORY.md

@@ -1,6 +1,11 @@
 # History
 
 
+## not yet released, version 3.5.3
+
+- Some more fixes regarding numbers ending with a decimal mark (like `2.`).
+
+
 ## 2016-09-20, version 3.5.2
 
 - Fixed numbers ending with a decimal mark (like `2.`) not being supported by

lib/expression/parse.js

@@ -208,7 +208,6 @@ function factory (type, config, load, typed) {
     // skip over whitespaces
     // space, tab, and newline when inside parameters
     while (isWhitespace(c)) {
-      // TODO: also take '\r' carriage return as newline? Or does that give problems on mac?
       next();
     }
 
@@ -424,18 +423,19 @@ function factory (type, config, load, typed) {
    * @private
    */
   function isWhitespace (c) {
-    return c == ' ' || c == '\t' || (c == '\n' && nesting_level > 0)
+    // TODO: also take '\r' carriage return as newline? Or does that give problems on mac?
+    return c == ' ' || c == '\t' || (c == '\n' && nesting_level > 0);
   }
 
   /**
    * Test whether the character c is a decimal mark (dot).
-   * This depends on whether it's followed by a digit or whitespace
+   * This is the case when it's not the start of a delimeter like '.*' or './'
    * @param {string} c
    * @param {string} cNext
    * @return {boolean}
    */
   function isDecimalMark (c, cNext) {
-    return c == '.' && (isDigit(cNext) || isWhitespace(cNext) || cNext == '')
+    return c == '.' && !DELIMITERS[c + cNext];
   }
 
   /**

test/expression/parse.test.js

@@ -1001,6 +1001,7 @@ describe('parse', function() {
     it('should parse add +', function() {
       assert.equal(parseAndEval('2 + 3'), 5);
       assert.equal(parseAndEval('2 + 3 + 4'), 9);
+      assert.equal(parseAndEval('2.+3'), 5); // test whether the decimal mark isn't confused
     });
 
     it('should parse divide /', function() {