ast-types - npm Package Compare versions

Comparing version 0.2.13 to 0.2.14

lib/types.js

@@ -521,2 +521,18 @@ var assert = require("assert");
 
+// Iterate over all defined fields of an object, including those missing
+// or undefined, passing each field name and effective value (as returned
+// by getFieldValue) to the callback. If the object has no corresponding
+// Def, the callback will never be called.
+Object.defineProperty(exports, "eachField", {
+    value: function(object, callback, context) {
+        var d = Def.fromValue(object);
+        if (d) {
+            var all = d.allFields;
+            Object.keys(all).forEach(function(name) {
+                callback.call(this, name, all[name].getValue(object));
+            }, context);
+        }
+    }
+});
+
 // This property will be overridden as true by individual Def instances
@@ -523,0 +539,0 @@ // when they are finalized.

main.js

@@ -19,2 +19,3 @@ var types = require("./lib/types");
 exports.getFieldValue = types.getFieldValue;
+exports.eachField = types.eachField;
 exports.finalize = types.finalize;

package.json

@@ -21,3 +21,3 @@ {
   ],
-  "version": "0.2.13",
+  "version": "0.2.14",
   "homepage": "http://github.com/benjamn/ast-types",
@@ -24,0 +24,0 @@ "repository": {

test/run.js

@@ -209,1 +209,38 @@ var types = require("../main");
 };
+
+exports.testEachField = function(t, assert) {
+    var context = {};
+
+    function check(node, names) {
+        var seen = [];
+
+        types.eachField(node, function(name, value) {
+            assert.strictEqual(this, context);
+            if (name === "type")
+                assert.strictEqual(node.type, value);
+            seen.push(name);
+        }, context);
+
+        assert.deepEqual(seen.sort(), names.sort());
+    }
+
+    check({ type: "Expression" }, [
+        "type", "loc"
+    ]);
+
+    check({ type: "SourceLocation" }, [
+        "type", "start", "end", "source"
+    ]);
+
+    check({ type: "TryStatement" }, [
+        "type", "block", "handlers", "guardedHandlers", "finalizer", "loc"
+    ]);
+
+    check({ type: "CatchClause" }, [
+        "type", "param", "guard", "body", "loc"
+    ]);
+
+    check({ type: "asdf" }, []);
+
+    t.finish();
+};

No alert changes

Improved metrics

Total package byte prevSize

378932

increased by0.4%

Lines of code

10715

increased by0.4%

No dependency changes