fix critical mistake thx to tests

Author: zardoy

typescript/src/completions/jsxAttributes.ts

@@ -37,12 +37,8 @@ export default (
         jsxAttributeCandidate = true
         node = node.parent
     }
-    if (jsxAttributeCandidate) {
-        if (
-            sharedCompletionContext.c('improveJsxCompletions') &&
-            Object.keys(jsxCompletionsMap).length > 0 &&
-            (ts.isJsxOpeningElement(node) || ts.isJsxSelfClosingElement(node))
-        ) {
+    if (jsxAttributeCandidate && (ts.isJsxOpeningElement(node) || ts.isJsxSelfClosingElement(node))) {
+        if (sharedCompletionContext.c('improveJsxCompletions') && Object.keys(jsxCompletionsMap).length > 0) {
             const tagName = node.tagName.getText()
             // TODO use the same perf optimization for replaceSuggestions
             const patchEntries: Record<number, Configuration['jsxCompletionsMap'][string]> = {}

typescript/test/completions.spec.ts

@@ -499,6 +499,7 @@ test('Case-sensetive completions', () => {
 test('Fix properties sorting', () => {
     overrideSettings({
         fixSuggestionsSorting: true,
+        'jsxAttributeShortcutCompletions.enable': 'disable',
     })
     fourslashLikeTester(/* tsx */ `
         let a: {
@@ -613,6 +614,23 @@ test('Tuple signature', () => {
     })
 })
 
+test('JSX attribute shortcut completions', () => {
+    const tester = fourslashLikeTester(/* tsx */ `
+        const A = ({a, b}) => {}
+        const a = 5
+        const c = <A /*1*/ />
+        const d = <A a={/*2*/} />
+        `)
+    tester.completion(1, {
+        exact: {
+            names: ['a', 'a={a}', 'b'],
+        },
+    })
+    tester.completion(2, {
+        excludes: ['a={a}'],
+    })
+})
+
 test('Object Literal Completions', () => {
     const [_positivePositions, _negativePositions, numPositions] = fileContentsSpecialPositions(/* ts */ `
     interface Options {