static-eval - npm Package Compare versions

Comparing version 0.0.0 to 0.1.0

index.js

@@ -9,2 +9,10 @@ module.exports = function (ast, vars) {
         }
+        else if (node.type === 'UnaryExpression'){
+            var val = walk(node.argument)
+            if (node.operator === '+') return +val
+            if (node.operator === '-') return -val
+            if (node.operator === '~') return ~val
+            if (node.operator === '!') return !val
+            return FAIL
+        }
         else if (node.type === 'ArrayExpression') {
@@ -28,3 +36,3 @@ var xs = [];
                 if (value === FAIL) return FAIL;
-                obj[prop.key.value] = value;
+                obj[prop.key.value || prop.key.name] = value;
             }
@@ -40,2 +48,6 @@ return obj;
             var op = node.operator;
+            if (op === '==') return l == r;
+            if (op === '===') return l === r;
+            if (op === '!=') return l != r;
+            if (op === '!==') return l !== r;
             if (op === '+') return l + r;
@@ -86,2 +98,7 @@ if (op === '-') return l - r;
         }
+        else if (node.type === 'ConditionalExpression') {
+            var val = walk(node.test)
+            if (val === FAIL) return FAIL;
+            return val ? walk(node.consequent) : walk(node.alternate)
+        }
         else return FAIL;
@@ -88,0 +105,0 @@ })(ast);

package.json

 {
   "name": "static-eval",
-  "version": "0.0.0",
+  "version": "0.1.0",
   "description": "evaluate statically-analyzable expressions",
@@ -5,0 +5,0 @@ "main": "index.js",

test/eval.js

@@ -30,1 +30,9 @@ var test = require('tape');
 });
+
+test('boolean', function (t) {
+    t.plan(1);
+    
+    var src = '[ 1===2+3-16/4, [2]==2, [2]!==2, [2]!==[2] ]';
+    var ast = parse(src).body[0].expression;
+    t.deepEqual(evaluate(ast), [ true, true, true, true ]);
+});

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Improved metrics

Total package byte prevSize

8974

increased by12.12%

Lines of code

145

increased by18.85%

No dependency changes