From 8e03ce774ae11a56ed63ccc5dba2acacd26165a3 Mon Sep 17 00:00:00 2001
From: Daniel Frederico Lins Leite <xunilrj@hotmail.com>
Date: Wed, 9 Nov 2022 16:56:18 +0000
Subject: [PATCH] fix(rome_js_analyze): useValidAnchor considering all possible
 expressions (#3599)

* useValidAnchor considering all possible expressions
---
 .../src/analyzers/a11y/use_valid_anchor.rs    | 80 +++++++++++--------
 .../tests/specs/a11y/useValidAnchor.jsx       |  6 ++
 .../tests/specs/a11y/useValidAnchor.jsx.snap  |  6 ++
 3 files changed, 59 insertions(+), 33 deletions(-)

diff --git a/crates/rome_js_analyze/src/analyzers/a11y/use_valid_anchor.rs b/crates/rome_js_analyze/src/analyzers/a11y/use_valid_anchor.rs
index da1e8b2e2e3..b8d61d6b621 100644
--- a/crates/rome_js_analyze/src/analyzers/a11y/use_valid_anchor.rs
+++ b/crates/rome_js_analyze/src/analyzers/a11y/use_valid_anchor.rs
@@ -268,47 +268,61 @@ fn is_invalid_anchor(anchor_attribute: &JsxAttribute) -> Option<UseValidAnchorSt
     match attribute_value {
         JsxAnyAttributeValue::JsxExpressionAttributeValue(attribute_value) => {
             let expression = attribute_value.expression().ok()?;
-            // href={null}
-            if let JsAnyExpression::JsAnyLiteralExpression(
-                JsAnyLiteralExpression::JsNullLiteralExpression(null),
-            ) = expression
-            {
-                return Some(UseValidAnchorState::IncorrectHref(
-                    null.syntax().text_trimmed_range(),
-                ));
-            } else if let JsAnyExpression::JsIdentifierExpression(identifier) = expression {
-                let text = identifier.name().ok()?.value_token().ok()?;
-                // href={undefined}
-                if text.text_trimmed() == "undefined" {
+
+            match expression {
+                // href={null}
+                JsAnyExpression::JsAnyLiteralExpression(
+                    JsAnyLiteralExpression::JsNullLiteralExpression(null),
+                ) => {
                     return Some(UseValidAnchorState::IncorrectHref(
-                        text.text_trimmed_range(),
+                        null.syntax().text_trimmed_range(),
                     ));
                 }
-            } else if let JsAnyExpression::JsAnyLiteralExpression(
-                JsAnyLiteralExpression::JsStringLiteralExpression(string_literal),
-            ) = expression
-            {
-                let text = string_literal.inner_string_text().ok()?;
-                if text == "#" {
-                    return Some(UseValidAnchorState::IncorrectHref(
-                        string_literal.syntax().text_trimmed_range(),
-                    ));
+                JsAnyExpression::JsIdentifierExpression(identifier) => {
+                    let text = identifier.name().ok()?.value_token().ok()?;
+                    // href={undefined}
+                    if text.text_trimmed() == "undefined" {
+                        return Some(UseValidAnchorState::IncorrectHref(
+                            text.text_trimmed_range(),
+                        ));
+                    }
                 }
-            } else if let JsAnyExpression::JsTemplate(template) = expression {
-                let mut iter = template.elements().iter();
-                if let Some(JsAnyTemplateElement::JsTemplateChunkElement(element)) = iter.next() {
-                    let template_token = element.template_chunk_token().ok()?;
-                    let text = template_token.text_trimmed();
-                    if text == "#" || text.contains("javascript:") {
+                JsAnyExpression::JsAnyLiteralExpression(
+                    JsAnyLiteralExpression::JsStringLiteralExpression(string_literal),
+                ) => {
+                    let text = string_literal.inner_string_text().ok()?;
+                    if text == "#" {
                         return Some(UseValidAnchorState::IncorrectHref(
-                            template_token.text_trimmed_range(),
+                            string_literal.syntax().text_trimmed_range(),
                         ));
                     }
                 }
-            } else {
-                return Some(UseValidAnchorState::IncorrectHref(
-                    expression.syntax().text_trimmed_range(),
-                ));
+                JsAnyExpression::JsTemplate(template) => {
+                    let mut iter = template.elements().iter();
+                    if let Some(JsAnyTemplateElement::JsTemplateChunkElement(element)) = iter.next()
+                    {
+                        let template_token = element.template_chunk_token().ok()?;
+                        let text = template_token.text_trimmed();
+                        if text == "#" || text.contains("javascript:") {
+                            return Some(UseValidAnchorState::IncorrectHref(
+                                template_token.text_trimmed_range(),
+                            ));
+                        }
+                    }
+                }
+                JsAnyExpression::ImportMeta(_)
+                | JsAnyExpression::JsClassExpression(_)
+                | JsAnyExpression::JsImportCallExpression(_)
+                | JsAnyExpression::JsObjectExpression(_)
+                | JsAnyExpression::JsSuperExpression(_)
+                | JsAnyExpression::JsUnaryExpression(_)
+                | JsAnyExpression::JsxTagExpression(_)
+                | JsAnyExpression::NewTarget(_) => {
+                    return Some(UseValidAnchorState::IncorrectHref(
+                        expression.syntax().text_trimmed_range(),
+                    ));
+                }
+                _ => {}
             }
         }
         JsxAnyAttributeValue::JsxAnyTag(_) => {}
diff --git a/crates/rome_js_analyze/tests/specs/a11y/useValidAnchor.jsx b/crates/rome_js_analyze/tests/specs/a11y/useValidAnchor.jsx
index ed5a39f3eb9..8bb127dcaf5 100644
--- a/crates/rome_js_analyze/tests/specs/a11y/useValidAnchor.jsx
+++ b/crates/rome_js_analyze/tests/specs/a11y/useValidAnchor.jsx
@@ -17,4 +17,10 @@
     <a href={`https://www.javascript.com`}/>
     <a href={somewhere}/>
     <a {...spread }/>
+    <a href={getFileUrl()}>Download</a>
+    <a href={a ? b : c}>Download</a>
+    <a href={1 + 2}>Download</a>
+    <a href={await getLink()}>Download</a>
+    <a href={a["a"]}>Download</a>
+    <a href={true ?? "url"}>Download</a>
 </>
\ No newline at end of file
diff --git a/crates/rome_js_analyze/tests/specs/a11y/useValidAnchor.jsx.snap b/crates/rome_js_analyze/tests/specs/a11y/useValidAnchor.jsx.snap
index a086044b69e..550b0c7087b 100644
--- a/crates/rome_js_analyze/tests/specs/a11y/useValidAnchor.jsx.snap
+++ b/crates/rome_js_analyze/tests/specs/a11y/useValidAnchor.jsx.snap
@@ -23,6 +23,12 @@ expression: useValidAnchor.jsx
     <a href={`https://www.javascript.com`}/>
     <a href={somewhere}/>
     <a {...spread }/>
+    <a href={getFileUrl()}>Download</a>
+    <a href={a ? b : c}>Download</a>
+    <a href={1 + 2}>Download</a>
+    <a href={await getLink()}>Download</a>
+    <a href={a["a"]}>Download</a>
+    <a href={true ?? "url"}>Download</a>
 </>
 ```