From 8341f97014449b7054750c630c99cff9a6f4e3b6 Mon Sep 17 00:00:00 2001
From: Brett Zamir <brettz9@yahoo.com>
Date: Mon, 17 Aug 2020 23:24:53 +0800
Subject: [PATCH] fix(`check-param-names`): avoid erring upon
 `TSCallSignatureDeclaration`; fixes #624

---
 README.md                                | 11 +++++++++++
 src/jsdocUtils.js                        |  6 +++++-
 test/rules/assertions/checkParamNames.js | 18 ++++++++++++++++++
 3 files changed, 34 insertions(+), 1 deletion(-)

diff --git a/README.md b/README.md
index c98d4a422..81172a787 100644
--- a/README.md
+++ b/README.md
@@ -2383,6 +2383,17 @@ function quux (foo, {bar}) {
 
 }
 // Options: [{"checkDestructured":false}]
+
+class A {
+  /**
+   * Show a prompt.
+   * @param hideButton true if button should be hidden, false otherwise
+   * @param onHidden delegate to call when the prompt is hidden
+   */
+  public async showPrompt(hideButton: boolean, onHidden: {(): void}): Promise<void>
+  {
+  }
+}
 ````
 
 
diff --git a/src/jsdocUtils.js b/src/jsdocUtils.js
index e24580c62..1954f0d92 100644
--- a/src/jsdocUtils.js
+++ b/src/jsdocUtils.js
@@ -80,7 +80,11 @@ const flattenRoots = (params, root = '') => {
 
 type T = string | [?string, T];
 const getPropertiesFromPropertySignature = (propSignature): T => {
-  if (propSignature.type === 'TSIndexSignature' || propSignature.type === 'TSConstructSignatureDeclaration') {
+  if (
+    propSignature.type === 'TSIndexSignature' ||
+    propSignature.type === 'TSConstructSignatureDeclaration' ||
+    propSignature.type === 'TSCallSignatureDeclaration'
+  ) {
     return undefined;
   }
   if (propSignature.typeAnnotation && propSignature.typeAnnotation.typeAnnotation.type === 'TSTypeLiteral') {
diff --git a/test/rules/assertions/checkParamNames.js b/test/rules/assertions/checkParamNames.js
index bca936eb1..34da21c0f 100644
--- a/test/rules/assertions/checkParamNames.js
+++ b/test/rules/assertions/checkParamNames.js
@@ -1279,5 +1279,23 @@ export default {
         checkDestructured: false,
       }],
     },
+    {
+      code: `
+      class A {
+        /**
+         * Show a prompt.
+         * @param hideButton true if button should be hidden, false otherwise
+         * @param onHidden delegate to call when the prompt is hidden
+         */
+        public async showPrompt(hideButton: boolean, onHidden: {(): void}): Promise<void>
+        {
+        }
+      }
+`,
+      parser: require.resolve('@typescript-eslint/parser'),
+      parserOptions: {
+        sourceType: 'module',
+      },
+    },
   ],
 };