sqrt parser fix

Author: gunnarmein-ts

all.min.js

@@ -7743,6 +7743,8 @@ var nerdamer = (function (imports) {
             if(!isSymbol(symbol)) {
                 symbol = _.parse(symbol);
             }
+
+            const original = _.symfunction('sqrt', [symbol]);
 
             // Exit early for EX
             if(symbol.group === EX) {
@@ -7886,8 +7888,10 @@ var nerdamer = (function (imports) {
                     retval = _.multiply(img, retval);
             }
 
-            if(is_negative && Settings.PARSE2NUMBER)
+            if(is_negative && Settings.PARSE2NUMBER &&
+                retval.text() !== original.text()) {
                 return _.parse(retval);
+            }
 
             return retval;
         }

nerdamer.core.js

@@ -6,7 +6,7 @@
     "description": "javascript light-weight symbolic math library",
     "name": "nerdamer-prime",
     "license": "MIT",
-    "version": "1.1.21",
+    "version": "1.1.22",
     "homepage": "https://github.com/together-science/nerdamer-prime",
     "directory": {
         "lib": "./"

package.json

@@ -44,7 +44,7 @@ try {
     // console.log(x.text());
     // return;
     // x= nerdamer("-sqrt(8/12)")
-    x= nerdamer("-sqrt(12/5)").simplify().evaluate()
+    x= nerdamer("sqrt(-abs(y))").evaluate()
     console.log(x.text());