terser - npm Package Compare versions

Comparing version 5.17.5 to 5.17.6

CHANGELOG.md

 # Changelog
 
+## v5.17.6
+ - Fixes to mozilla AST input and output, for class properties, private properties and static blocks
+ - Fix outputting a shorthand property in quotes when safari10 and ecma=2015 options are enabled
+ - `configurable` and `enumerable`, used in Object.defineProperty, added to domprops (#1393)
+
 ## v5.17.5
@@ -4,0 +9,0 @@ - Take into account the non-deferred bits of a class, such as static properties, while dropping unused code.

lib/mozilla-ast.js

@@ -398,6 +398,9 @@ /***********************************************************************
         MethodDefinition: function(M) {
+            const is_private = M.key.type === "PrivateIdentifier";
+            const key = M.computed ? from_moz(M.key) : new AST_SymbolMethod({ name: M.key.name || M.key.value });
+
             var args = {
                 start    : my_start_token(M),
                 end      : my_end_token(M),
-                key      : M.computed ? from_moz(M.key) : new AST_SymbolMethod({ name: M.key.name || M.key.value }),
+                key,
                 value    : from_moz(M.value),
@@ -407,10 +410,10 @@ static   : M.static,
             if (M.kind == "get") {
-                return new AST_ObjectGetter(args);
+                return new (is_private ? AST_PrivateGetter : AST_ObjectGetter)(args);
             }
             if (M.kind == "set") {
-                return new AST_ObjectSetter(args);
+                return new (is_private ? AST_PrivateSetter : AST_ObjectSetter)(args);
             }
             args.is_generator = M.value.generator;
             args.async = M.value.async;
-            return new AST_ConciseMethod(args);
+            return new (is_private ? AST_PrivateMethod : AST_ConciseMethod)(args);
         },
@@ -439,4 +442,12 @@
                 key = from_moz(M.key);
+            } else if (M.key.type === "PrivateIdentifier") {
+                return new AST_ClassPrivateProperty({
+                    start    : my_start_token(M),
+                    end      : my_end_token(M),
+                    key      : from_moz(M.key),
+                    value    : from_moz(M.value),
+                    static   : M.static,
+                });
             } else {
-                if (M.key.type !== "Identifier" && M.key.type !== "PrivateIdentifier") {
+                if (M.key.type !== "Identifier") {
                     throw new Error("Non-Identifier key in PropertyDefinition");
@@ -456,2 +467,10 @@ }
 
+        PrivateIdentifier: function (M) {
+            return new AST_SymbolPrivateProperty({
+                start: my_start_token(M),
+                end: my_end_token(M),
+                name: M.name
+            });
+        },
+
         StaticBlock: function(M) {
@@ -498,2 +517,11 @@ return new AST_ClassStaticBlock({
         MemberExpression: function(M) {
+            if (M.property.type === "PrivateIdentifier") {
+                return new AST_DotHash({
+                    start      : my_start_token(M),
+                    end        : my_end_token(M),
+                    property   : M.property.name,
+                    expression : from_moz(M.object),
+                    optional   : M.optional || false
+                });
+            }
             return new (M.computed ? AST_Sub : AST_Dot)({
@@ -500,0 +528,0 @@ start      : my_start_token(M),

package.json

@@ -7,3 +7,3 @@ {
   "license": "BSD-2-Clause",
-  "version": "5.17.5",
+  "version": "5.17.6",
   "engines": {
@@ -10,0 +10,0 @@ "node": ">=10"

No alert changes

Improved metrics

Total package byte prevSize

2090606

0.15%

Lines of code

59418

0.12%

No dependency changes