build: update dependencies

Author: sgratzl

examples/barchart07_final_ts.ts

@@ -36,7 +36,10 @@ const yaxis = d3.axisLeft(yscale);
 
 /////////////////////////
 
-d3.json<IElem[]>("weather.json").then((json: IElem[]) => {
+d3.json<IElem[]>("weather.json").then((json?: IElem[]) => {
+  if (!json) {
+    return;
+  }
   data = json;
 
   update(data);

package.json

@@ -22,13 +22,13 @@
   },
   "homepage": "https://github.com/sgratzl/d3tutorial#readme",
   "dependencies": {
-    "d3": "^6.0.0"
+    "d3": "^6.3.1"
   },
   "devDependencies": {
-    "@types/d3": "^5.7.2",
+    "@types/d3": "^6.2.0",
     "http-server": "^0.12.3",
-    "prettier": "^2.1.1",
-    "shx": "^0.3.2",
-    "typescript": "^4.0.2"
+    "prettier": "^2.2.1",
+    "shx": "^0.3.3",
+    "typescript": "^4.1.2"
   }
 }

web_modules/d3/CHANGES.md

@@ -1,4 +1,4 @@
-Copyright 2010-2017 Mike Bostock
+Copyright 2010-2020 Mike Bostock
 All rights reserved.
 
 Redistribution and use in source and binary forms, with or without modification,