feat: add some trigger tests

src/DataviewSuggester.ts

@@ -1,4 +1,5 @@
 import { App, Editor, Plugin, EditorPosition, EditorSuggest, EditorSuggestContext, EditorSuggestTriggerInfo, TFile } from 'obsidian';
+import { getTriggerText } from './trigger';
 
 export class DataviewSuggester extends EditorSuggest<String> {
 
@@ -12,24 +13,16 @@ export class DataviewSuggester extends EditorSuggest<String> {
 		file: TFile,
 	): EditorSuggestTriggerInfo | null {
 		const line = editor.getLine(cursor.line);
-		const regex = /\((.*?)\)/g  // todo min characters for match? -> research on best practices
-		
-		let match
-		while((match = regex.exec(line)) !== null) {
-
-			// check if cursor is positioned inside the match
-			const cursorInMatch = cursor.ch > match.index && cursor.ch <= match.index + match[1].length + 1
-			if (cursorInMatch) {
 	
+		let trigger = getTriggerText(line, cursor.ch)
+		if (trigger !== null) {
 			return {
-					start: { line: cursor.line, ch: match.index+1 },
+				query: trigger[0],
-					end: { line: cursor.line, ch: match.index + match[1].length+1 },
+				start: { line: cursor.line, ch: trigger[1] },
-					query: match[1],
+				end: { line: cursor.line, ch: trigger[2] },
-				};
 			}
-
 		}
-		return null;
+		return null
 	}
 
 	getSuggestions(context: EditorSuggestContext): string[] | Promise<string[]> {

src/mytest.test.js

@@ -1,5 +0,0 @@
-describe("testing setup", () => {
-    test("testing setup", () => {
-        expect(1).toBe(1)
-    })
-})

src/trigger.test.ts

@@ -0,0 +1,19 @@
+import { getTriggerText } from "./trigger"
+
+describe("test trigger", () => {
+    test("testing trigger regex on braces", () => {
+        expect(getTriggerText("test string () testing", 13)).toEqual(["", 13, 13])
+        expect(getTriggerText("test string (person) testing", 16)).toEqual(["person", 13, 19])
+        expect(getTriggerText("test string (person:) testing", 16)).toEqual(["person:", 13, 20])
+        expect(getTriggerText("test string (person::) testing", 16)).toEqual(["person::", 13, 21])
+        expect(getTriggerText("test string (person::Bob) testing", 16)).toEqual(["person::Bob", 13, 24])
+        expect(getTriggerText("test string (person:: Bob) testing", 16)).toEqual(["person:: Bob", 13, 25])
+        expect(getTriggerText("test string (person::   Bob) testing", 16)).toEqual(["person::   Bob", 13, 27])
+    })
+
+    test("test multiple regex matches in trigger", () => {
+        expect(getTriggerText("test() string () testing", 5)).toEqual(["", 5, 5])
+        expect(getTriggerText("test() string () testing", 15)).toEqual(["", 15, 15])
+        expect(getTriggerText("test() string () testing", 17)).toEqual(null)
+    })
+})

src/trigger.ts

@@ -0,0 +1,17 @@
+const triggerRegex = /\((.*?)\)/g
+
+export function getTriggerText(line: string, cursorPos: number): [string, number, number] | null {
+    triggerRegex.lastIndex = 0  // resetting global regex
+    
+    let match = null
+    while ((match = triggerRegex.exec(line)) !== null) {
+        const cursorInMatch = cursorPos > match.index && cursorPos <= match.index + match[1].length + 1
+
+        if (cursorInMatch) {
+            return [match[1], match.index+1, match.index + match[1].length + 1]
+        }
+
+    }
+    return null
+
+}