feat-fix: correct position for hover values after colon

Author: MaxAtoms

src/flowr/utils.ts

@@ -37,7 +37,7 @@ export interface FlowrSession {
 }
 
 export function getPositionAt(position: vscode.Position, document: vscode.TextDocument): vscode.Range | undefined {
-	const re = /([a-zA-Z0-9._:])+/;
+	const re = /([a-zA-Z0-9._])+/;
 	const wordRange = document.getWordRangeAtPosition(position, re);
 	return wordRange;
 }

src/test/hover-values.test.ts

@@ -0,0 +1,44 @@
+import * as vscode from 'vscode';
+import { activateExtension, openTestFile } from './test-util';
+import assert from 'assert';
+
+
+suite('hover values', () => {
+	let editor: vscode.TextEditor;
+
+	const tc = async(pos: vscode.Position, expected: string) => {
+		const result: vscode.Hover[] = await vscode.commands.executeCommand('vscode.executeHoverProvider', editor.document.uri, pos);
+		assert.ok(result);
+		assert.equal(result.length, 1);
+
+		const hover = result[0].contents[0] as vscode.MarkdownString;
+		assert.equal(hover.value, `**Inferred Value**\n\n${expected}`);
+	};
+
+	suiteSetup(async() => {
+		await activateExtension();
+		editor = await openTestFile('hover-values-example.R');
+	});
+
+	test.only('shows inferred value for variable', async() => {
+		await tc(new vscode.Position(0, 1), '[2L, 2L]');
+		await tc(new vscode.Position(0, 5), '[2L, 2L]');
+	});
+
+	test.only('shows inferred value correctly in sequences', async() => {
+		await tc(new vscode.Position(1, 5), '[3L, 3L]');
+		await tc(new vscode.Position(1, 7), '[40L, 40L]');
+	});
+
+	test.only('shows inferred value for dataframe', async() => {
+		const df = `Dataframe Shape:
+|    |    |
+|----|----|
+| Rows: | [3, 3] |
+| Cols: | [2, 2] |
+
+Known Columns: \`id\`, \`label\``;
+		await tc(new vscode.Position(2, 1), df);
+	});
+});
+

test-workspace/hover-values-example.R

@@ -0,0 +1,3 @@
+X <- 2
+Y <- 3:40
+df <- data.frame(id = 1:3, label = c("A", "B", "C"))