feat(editor): Show expression infobox on hover and cursor position

packages/editor-ui/src/components/CodeNodeEditor/completions/jsonField.completions.ts

@@ -73,7 +73,6 @@ function useJsonFieldCompletions() {
 	 * - Complete `$input.item.json[` to `['field']`.
 	 */
 	const inputJsonFieldCompletions = (context: CompletionContext): CompletionResult | null => {
-		console.log('🚀 ~ inputJsonFieldCompletions ~ context:', context);
 		const patterns = {
 			first: /\$input\.first\(\)\.json(\[|\.).*/,
 			last: /\$input\.last\(\)\.json(\[|\.).*/,
@@ -158,7 +157,6 @@ function useJsonFieldCompletions() {
 
 			if (name === 'all') {
 				const regexMatch = preCursor.text.match(regex);
-				console.log('🚀 ~ selectorJsonFieldCompletions ~ regexMatch:', regexMatch);
 				if (!regexMatch?.groups?.index) continue;
 
 				const { index } = regexMatch.groups;

packages/editor-ui/src/components/ExpressionEditorModal/ExpressionEditorModalInput.vue

@@ -24,6 +24,7 @@ import {
 } from '@/plugins/codemirror/keymap';
 import type { Segment } from '@/types/expressions';
 import { removeExpressionPrefix } from '@/utils/expressions';
+import { infoBoxTooltips } from '@/plugins/codemirror/tooltips/InfoBoxTooltip';
 
 type Props = {
 	modelValue: string;
@@ -68,6 +69,7 @@ const extensions = computed(() => [
 	expressionInputHandler(),
 	EditorView.lineWrapping,
 	EditorView.domEventHandlers({ scroll: forceParse }),
+	infoBoxTooltips(),
 ]);
 const editorValue = ref<string>(removeExpressionPrefix(props.modelValue));
 const {

packages/editor-ui/src/components/InlineExpressionEditor/InlineExpressionEditorInput.vue

@@ -20,6 +20,7 @@ import { removeExpressionPrefix } from '@/utils/expressions';
 import { createEventBus, type EventBus } from 'n8n-design-system/utils';
 import type { IDataObject } from 'n8n-workflow';
 import { inputTheme } from './theme';
+import { infoBoxTooltips } from '@/plugins/codemirror/tooltips/InfoBoxTooltip';
 
 type Props = {
 	modelValue: string;
@@ -56,6 +57,7 @@ const extensions = computed(() => [
 	history(),
 	expressionInputHandler(),
 	EditorView.lineWrapping,
+	infoBoxTooltips(),
 ]);
 const editorValue = ref<string>(removeExpressionPrefix(props.modelValue));
 const {
@@ -138,7 +140,12 @@ onBeforeUnmount(() => {
 </script>
 
 <template>
-	<div ref="root" :class="$style.editor" data-test-id="inline-expression-editor-input"></div>
+	<div
+		ref="root"
+		title=""
+		:class="$style.editor"
+		data-test-id="inline-expression-editor-input"
+	></div>
 </template>
 
 <style lang="scss" module>

packages/editor-ui/src/composables/useExpressionEditor.ts

@@ -1,13 +1,13 @@
 import {
 	computed,
-	type MaybeRefOrGetter,
 	onBeforeUnmount,
+	onMounted,
 	ref,
-	watchEffect,
-	type Ref,
 	toValue,
 	watch,
-	onMounted,
+	watchEffect,
+	type MaybeRefOrGetter,
+	type Ref,
 } from 'vue';
 
 import { ensureSyntaxTree } from '@codemirror/language';
@@ -19,6 +19,8 @@ import { useNDVStore } from '@/stores/ndv.store';
 
 import type { TargetItem } from '@/Interface';
 import { useWorkflowHelpers } from '@/composables/useWorkflowHelpers';
+import { highlighter } from '@/plugins/codemirror/resolvableHighlighter';
+import { closeCursorInfoBox } from '@/plugins/codemirror/tooltips/InfoBoxTooltip';
 import type { Html, Plaintext, RawSegment, Resolvable, Segment } from '@/types/expressions';
 import {
 	getExpressionErrorMessage,
@@ -28,16 +30,15 @@ import {
 import { closeCompletion, completionStatus } from '@codemirror/autocomplete';
 import {
 	Compartment,
+	EditorSelection,
 	EditorState,
-	type SelectionRange,
 	type Extension,
-	EditorSelection,
+	type SelectionRange,
 } from '@codemirror/state';
 import { EditorView, type ViewUpdate } from '@codemirror/view';
 import { debounce, isEqual } from 'lodash-es';
 import { useRouter } from 'vue-router';
 import { useI18n } from '../composables/useI18n';
-import { highlighter } from '../plugins/codemirror/resolvableHighlighter';
 import { useWorkflowsStore } from '../stores/workflows.store';
 import { useAutocompleteTelemetry } from './useAutocompleteTelemetry';
 
@@ -163,6 +164,7 @@ export const useExpressionEditor = ({
 		if (editor.value) {
 			editor.value.contentDOM.blur();
 			closeCompletion(editor.value);
+			closeCursorInfoBox(editor.value);
 		}
 	}
 

packages/editor-ui/src/plugins/codemirror/completions/__tests__/completions.test.ts

@@ -735,8 +735,8 @@ describe('Resolution-based completions', () => {
 			const result = completions('{{ $json.obj.| }}');
 			expect(result).toContainEqual(expect.objectContaining({ label: 'str', detail: 'string' }));
 			expect(result).toContainEqual(expect.objectContaining({ label: 'empty', detail: 'null' }));
-			expect(result).toContainEqual(expect.objectContaining({ label: 'arr', detail: 'array' }));
-			expect(result).toContainEqual(expect.objectContaining({ label: 'obj', detail: 'object' }));
+			expect(result).toContainEqual(expect.objectContaining({ label: 'arr', detail: 'Array' }));
+			expect(result).toContainEqual(expect.objectContaining({ label: 'obj', detail: 'Object' }));
 		});
 
 		test('should display type information for: {{ $input.item.json.| }}', () => {
@@ -750,8 +750,8 @@ describe('Resolution-based completions', () => {
 			const result = completions('{{ $json.item.json.| }}');
 			expect(result).toContainEqual(expect.objectContaining({ label: 'str', detail: 'string' }));
 			expect(result).toContainEqual(expect.objectContaining({ label: 'empty', detail: 'null' }));
-			expect(result).toContainEqual(expect.objectContaining({ label: 'arr', detail: 'array' }));
-			expect(result).toContainEqual(expect.objectContaining({ label: 'obj', detail: 'object' }));
+			expect(result).toContainEqual(expect.objectContaining({ label: 'arr', detail: 'Array' }));
+			expect(result).toContainEqual(expect.objectContaining({ label: 'obj', detail: 'Object' }));
 		});
 
 		test('should display type information for: {{ $("My Node").item.json.| }}', () => {
@@ -765,8 +765,8 @@ describe('Resolution-based completions', () => {
 			const result = completions('{{ $("My Node").item.json.| }}');
 			expect(result).toContainEqual(expect.objectContaining({ label: 'str', detail: 'string' }));
 			expect(result).toContainEqual(expect.objectContaining({ label: 'empty', detail: 'null' }));
-			expect(result).toContainEqual(expect.objectContaining({ label: 'arr', detail: 'array' }));
-			expect(result).toContainEqual(expect.objectContaining({ label: 'obj', detail: 'object' }));
+			expect(result).toContainEqual(expect.objectContaining({ label: 'arr', detail: 'Array' }));
+			expect(result).toContainEqual(expect.objectContaining({ label: 'obj', detail: 'Object' }));
 		});
 
 		test('should not display type information for other completions', () => {

packages/editor-ui/src/plugins/codemirror/completions/constants.ts

@@ -54,7 +54,7 @@ export const ROOT_DOLLAR_COMPLETIONS: Completion[] = [
 		section: RECOMMENDED_SECTION,
 		info: createInfoBoxRenderer({
 			name: '$json',
-			returnType: 'object',
+			returnType: 'Object',
 			description: i18n.baseText('codeNodeEditor.completer.json'),
 			docURL: 'https://docs.n8n.io/data/data-structure/',
 		}),
@@ -64,7 +64,7 @@ export const ROOT_DOLLAR_COMPLETIONS: Completion[] = [
 		section: RECOMMENDED_SECTION,
 		info: createInfoBoxRenderer({
 			name: '$binary',
-			returnType: 'object',
+			returnType: 'Object',
 			description: i18n.baseText('codeNodeEditor.completer.binary'),
 		}),
 	},
@@ -170,7 +170,7 @@ export const ROOT_DOLLAR_COMPLETIONS: Completion[] = [
 		section: METADATA_SECTION,
 		info: createInfoBoxRenderer({
 			name: '$input',
-			returnType: 'object',
+			returnType: 'Object',
 			description: i18n.baseText('codeNodeEditor.completer.$input'),
 		}),
 	},
@@ -179,7 +179,7 @@ export const ROOT_DOLLAR_COMPLETIONS: Completion[] = [
 		section: METADATA_SECTION,
 		info: createInfoBoxRenderer({
 			name: '$parameter',
-			returnType: 'object',
+			returnType: 'Object',
 			description: i18n.baseText('codeNodeEditor.completer.$parameter'),
 		}),
 	},
@@ -215,7 +215,7 @@ export const ROOT_DOLLAR_COMPLETIONS: Completion[] = [
 		section: METADATA_SECTION,
 		info: createInfoBoxRenderer({
 			name: '$vars',
-			returnType: 'object',
+			returnType: 'Object',
 			description: i18n.baseText('codeNodeEditor.completer.$vars'),
 		}),
 	},

packages/editor-ui/src/plugins/codemirror/completions/datatype.completions.ts

@@ -35,10 +35,10 @@ import { luxonInstanceDocs } from './nativesAutocompleteDocs/luxon.instance.docs
 import { luxonStaticDocs } from './nativesAutocompleteDocs/luxon.static.docs';
 import type { AutocompleteInput, ExtensionTypeName, FnToDoc, Resolved } from './types';
 import {
-	applyBracketAccess,
 	applyBracketAccessCompletion,
 	applyCompletion,
 	getDefaultArgs,
+	getDisplayType,
 	hasNoParams,
 	hasRequiredArgs,
 	insertDefaultArgs,
@@ -181,7 +181,7 @@ export const natives = ({
 	typeName: ExtensionTypeName;
 	transformLabel?: (label: string) => string;
 }): Completion[] => {
-	const nativeDocs: NativeDoc = NativeMethods.find((ee) => ee.typeName.toLowerCase() === typeName);
+	const nativeDocs = NativeMethods.find((ee) => ee.typeName.toLowerCase() === typeName);
 
 	if (!nativeDocs) return [];
 
@@ -231,12 +231,6 @@ export const extensions = ({
 	return toOptions({ fnToDoc, isFunction: true, includeHidden, transformLabel });
 };
 
-export const getType = (value: unknown): string => {
-	if (Array.isArray(value)) return 'array';
-	if (value === null) return 'null';
-	return (typeof value).toLocaleLowerCase();
-};
-
 export const isInputData = (base: string): boolean => {
 	return (
 		/^\$input\..*\.json]/.test(base) || /^\$json/.test(base) || /^\$\(.*\)\..*\.json/.test(base)
@@ -258,7 +252,7 @@ export const isBinary = (input: AutocompleteInput<IDataObject>): boolean => {
 };
 
 export const getDetail = (base: string, value: unknown): string | undefined => {
-	const type = getType(value);
+	const type = getDisplayType(value);
 	if (!isInputData(base) || type === 'function') return undefined;
 	return type;
 };
@@ -382,17 +376,6 @@ const objectOptions = (input: AutocompleteInput<IDataObject>): Completion[] => {
 				detail: getDetail(base, resolvedProp),
 			};
 
-			const infoName = needsBracketAccess ? applyBracketAccess(key) : key;
-			option.info = createCompletionOption({
-				name: infoName,
-				doc: {
-					name: infoName,
-					returnType: isFunction ? 'any' : getType(resolvedProp),
-				},
-				isFunction,
-				transformLabel,
-			}).info;
-
 			return option;
 		});
 
@@ -821,7 +804,7 @@ export const customDataOptions = () => {
 		},
 		{
 			name: 'getAll',
-			returnType: 'object',
+			returnType: 'Object',
 			docURL: 'https://docs.n8n.io/workflows/executions/custom-executions-data/',
 			description: i18n.baseText('codeNodeEditor.completer.$execution.customData.getAll'),
 			examples: [
@@ -1046,13 +1029,13 @@ export const itemOptions = () => {
 	return [
 		{
 			name: 'json',
-			returnType: 'object',
+			returnType: 'Object',
 			docURL: 'https://docs.n8n.io/data/data-structure/',
 			description: i18n.baseText('codeNodeEditor.completer.item.json'),
 		},
 		{
 			name: 'binary',
-			returnType: 'object',
+			returnType: 'Object',
 			docURL: 'https://docs.n8n.io/data/data-structure/',
 			description: i18n.baseText('codeNodeEditor.completer.item.binary'),
 		},
@@ -1161,7 +1144,7 @@ export const secretProvidersOptions = () => {
 			name: provider,
 			doc: {
 				name: provider,
-				returnType: 'object',
+				returnType: 'Object',
 				description: i18n.baseText('codeNodeEditor.completer.$secrets.provider'),
 				docURL: i18n.baseText('settings.externalSecrets.docs'),
 			},
@@ -1296,7 +1279,7 @@ export const objectGlobalOptions = () => {
 					evaluated: "{ id: 1, name: 'Banana' }",
 				},
 			],
-			returnType: 'object',
+			returnType: 'Object',
 			docURL:
 				'https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Object/assign',
 		},

packages/editor-ui/src/plugins/codemirror/completions/dollar.completions.ts

@@ -13,7 +13,12 @@ import {
 import type { Completion, CompletionContext, CompletionResult } from '@codemirror/autocomplete';
 import { useExternalSecretsStore } from '@/stores/externalSecrets.ee.store';
 import { escapeMappingString } from '@/utils/mappingUtils';
-import { PREVIOUS_NODES_SECTION, RECOMMENDED_SECTION, ROOT_DOLLAR_COMPLETIONS } from './constants';
+import {
+	METADATA_SECTION,
+	PREVIOUS_NODES_SECTION,
+	RECOMMENDED_SECTION,
+	ROOT_DOLLAR_COMPLETIONS,
+} from './constants';
 import { createInfoBoxRenderer } from './infoBoxRenderer';
 
 /**
@@ -79,7 +84,7 @@ export function dollarOptions(): Completion[] {
 				section: RECOMMENDED_SECTION,
 				info: createInfoBoxRenderer({
 					name: '$request',
-					returnType: 'object',
+					returnType: 'Object',
 					docURL: 'https://docs.n8n.io/code/builtin/http-node-variables/',
 					description: i18n.baseText('codeNodeEditor.completer.$request'),
 				}),
@@ -91,12 +96,22 @@ export function dollarOptions(): Completion[] {
 		return useExternalSecretsStore().isEnterpriseExternalSecretsEnabled
 			? [
 					{
-						label: '$secrets',
-						type: 'keyword',
+						label: '$vars',
+						section: METADATA_SECTION,
+						info: createInfoBoxRenderer({
+							name: '$vars',
+							returnType: 'Object',
+							description: i18n.baseText('codeNodeEditor.completer.$vars'),
+						}),
 					},
 					{
-						label: '$vars',
-						type: 'keyword',
+						label: '$secrets',
+						section: METADATA_SECTION,
+						info: createInfoBoxRenderer({
+							name: '$secrets',
+							returnType: 'Object',
+							description: i18n.baseText('codeNodeEditor.completer.$secrets'),
+						}),
 					},
 				]
 			: [];
@@ -114,7 +129,7 @@ export function dollarOptions(): Completion[] {
 			label,
 			info: createInfoBoxRenderer({
 				name: label,
-				returnType: 'object',
+				returnType: 'Object',
 				description: i18n.baseText('codeNodeEditor.completer.$()', { interpolate: { nodeName } }),
 			}),
 			section: PREVIOUS_NODES_SECTION,