fix: indexing not working if there are non-markdown files

manifest.json

@@ -1,7 +1,7 @@
 {
   "id": "dataview-autocompletion",
   "name": "Dataview Autocompletion",
-  "version": "0.8.0",
+  "version": "0.8.1",
   "minAppVersion": "0.15.0",
   "description": "Adds autocompletion to Dataview metadata fields",
   "author": "Daniel Bauer",

package.json

@@ -1,6 +1,6 @@
 {
   "name": "obsidian-dataview-autocompletion",
-  "version": "0.8",
+  "version": "0.8.1",
   "description": "This is a plugin for Obsidian that provides autocompletion for Dataview metadata fields",
   "main": "main.js",
   "scripts": {

src/DataviewSuggester.ts

@@ -159,6 +159,8 @@ export class DataviewSuggester extends EditorSuggest<String> {
             }
 
             const page = dataviewApi.page(file.path);
+            if (page === undefined) continue; // not a markdown file
+
             const fields = Object.keys(page)
                 .filter((k) => k !== "file")
                 .map((k) => [k, page[k]]);
@@ -218,6 +220,8 @@ export class DataviewSuggester extends EditorSuggest<String> {
             const updateCompositeValues = [];
 
             const page = getAPI(this.app).page(file.path);
+            if (page === undefined) return; // not a markdown file
+
             const fields = Object.keys(page)
                 .filter((k) => k !== "file")
                 .map((k) => [k, page[k]]);

test-vault/.obsidian/community-plugins.json

@@ -1,5 +1,6 @@
 [
   "sample-plugin",
   "dataview",
-  "obsidian-dataview-autocompletion"
+  "obsidian-dataview-autocompletion",
+  "dataview-autocompletion"
 ]

test-vault/not-a-markdown-file.json

@@ -0,0 +1 @@
+{"test": "this is a test file"}