Enable curly and block-spacing eslint rules

modules/util/keybinding.js

@@ -60,11 +60,15 @@ export function utilKeybinding(namespace) {
                 if (binding.event.key === undefined) {
                     isMatch = false;
                 } else if (Array.isArray(binding.event.key)) {
-                    if (binding.event.key.map(function(s) { return s.toLowerCase(); }).indexOf(event.key.toLowerCase()) === -1)
+                    if (binding.event.key.map(function(s) {
+                        return s.toLowerCase();
+                    }).indexOf(event.key.toLowerCase()) === -1) {
                         isMatch = false;
+                    }
                 } else {
-                    if (event.key.toLowerCase() !== binding.event.key.toLowerCase())
+                    if (event.key.toLowerCase() !== binding.event.key.toLowerCase()) {
                         isMatch = false;
+                    }
                 }
             }
 

modules/util/util.js

@@ -365,8 +365,7 @@ export function utilPrefixDOMProperty(property) {
     var n = prefixes.length;
     var s = document.body;
 
-    if (property in s)
-        return property;
+    if (property in s) return property;
 
     property = property.substr(0, 1).toUpperCase() + property.substr(1);
 

modules/util/zoom_pan.js

@@ -152,8 +152,14 @@ export function utilZoomPan() {
               b = typeof transform === 'function' ? transform.apply(that, args) : transform,
               i = interpolate(a.invert(p).concat(w / a.k), b.invert(p).concat(w / b.k));
           return function(t) {
-            if (t === 1) t = b; // Avoid rounding error on end.
-            else { var l = i(t), k = w / l[2]; t = new Transform(k, p[0] - l[0] * k, p[1] - l[1] * k); }
+            if (t === 1) {
+              // Avoid rounding error on end.
+              t = b;
+            } else {
+              var l = i(t);
+              var k = w / l[2];
+              t = new Transform(k, p[0] - l[0] * k, p[1] - l[1] * k);
+            }
             g.zoom(null, null, t);
           };
         });
@@ -321,8 +327,9 @@ export function utilZoomPan() {
       g.pointer0 = g.pointer1;
       delete g.pointer1;
     }
-    if (g.pointer0) g.pointer0[1] = _transform.invert(g.pointer0[0]);
-    else {
+    if (g.pointer0) {
+      g.pointer0[1] = _transform.invert(g.pointer0[0]);
+    } else {
       g.end(d3_event);
     }
   }