update types

src/common/types.ts

@@ -7,17 +7,6 @@ declare module "prosemirror-model" {
 		// was missing Fragment.content, so we define it here
 		content: Node[];
 	}
-
-	interface NodeType {
-		hasRequiredAttrs(): boolean;
-		createAndFill(attrs?:Object, content?: Fragment|Node|Node[], marks?:Mark[]): Node;
-	}
-
-	interface ResolvedPos {
-		// missing declaration as of (7/25/20)
-		/** Get the position at the given index in the parent node at the given depth (which defaults to this.depth). */
-		posAtIndex(index:number, depth?:number):number;
-	}
 }
 
 export interface IDisposable {

src/renderer/ui/yamlEditor.tsx

@@ -112,16 +112,17 @@ function makeYamlEditor(
 	});
 
 	// create document
-	let list:ProseNode[] = [];
+	let list: ProseNode[] = [];
 	for(let key in yamlData){
 		let value = YAML.stringify(yamlData[key], { customTags: ["timestamp"] }).trim();
 		let dt = schema.nodes.dt.createAndFill(undefined, schema.text(key));
 		let dd = schema.nodes.dd.createAndFill(undefined, schema.text(value));
-		list.push(dt, dd);
+		if(dt && dd) { list.push(dt, dd); }
 	}
 
 	let dl = schema.nodes.dl.createAndFill(undefined, list);
 	let doc = schema.nodes.doc.createAndFill(undefined, dl);
+	if(!dl || !doc) { throw new Error("failed to create ProseMirror nodes required for Yaml editor!"); }
 
 	// create prosemirror state
 	let plugins = [keymap(buildKeymap_yaml(schema))];