From 2b325e844f60a0aff53b0e50152efebcc428cf0a Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Kristj=C3=A1n=20Oddsson?= <koddsson@gmail.com>
Date: Sun, 21 Jan 2024 20:35:21 +0100
Subject: [PATCH] Remove `.is{FunctionType}` assert interfaces

---
 lib/chai/interface/assert.js | 32 ----------------------------
 test/assert.js               | 41 ------------------------------------
 2 files changed, 73 deletions(-)

diff --git a/lib/chai/interface/assert.js b/lib/chai/interface/assert.js
index 21844c20..24ceff36 100644
--- a/lib/chai/interface/assert.js
+++ b/lib/chai/interface/assert.js
@@ -589,38 +589,6 @@ assert.isNotCallable = function (val, msg) {
   new Assertion(val, msg, assert.isNotCallable, true).is.not.callable;
 };
 
-/**
- * ### .isAsyncFunction(value, [message])
- *
- * Asserts that `value` is an async function.
- *
- *     async function serveTea() { return 'cup of tea'; };
- *     assert.isAsyncFunction(serveTea, 'great, we can have tea now');
- *
- * @name isAsyncFunction
- * @param {Mixed} value
- * @param {String} message
- * @namespace Assert
- * @api public
- */
-assert.isAsyncFunction = function (val, msg) {
-  new Assertion(val, msg, assert.isAsyncFunction, true).is.a('asyncFunction');
-};
-
-/**
- * TODO
- */
-assert.isGeneratorFunction = function(val, msg) {
-  new Assertion(val, msg, assert.isGeneratorFunction, true).is.a('generatorFunction');
-}
-
-/**
- * TODO
- */
-assert.isAsyncGeneratorFunction = function(val, msg) {
-  new Assertion(val, msg, assert.isAsyncGeneratorFunction, true).is.a('asyncGeneratorFunction');
-}
-
 /**
  * ### .isObject(value, [message])
  *
diff --git a/test/assert.js b/test/assert.js
index 0ee95f7e..912aa18f 100644
--- a/test/assert.js
+++ b/test/assert.js
@@ -548,47 +548,6 @@ describe('assert', function () {
     }, "blah: expected {} to be a callable function");
   });
 
-  it('isAsyncFunction', function() {
-    var func = async function() {};
-    assert.isAsyncFunction(func);
-
-    var func = async function*() {};
-    assert.isAsyncFunction(func);
-
-    err(function () {
-      assert.isAsyncFunction(function() {}, 'blah');
-    }, "blah: expected [Function] to be an asyncfunction");
-  });
-
-  it('isGeneratorFunction', function() {
-    var func = function* () {}
-    assert.isGeneratorFunction(func) 
-
-    var func = async function* () {}
-    assert.isGeneratorFunction(func) 
-
-    err(function () {
-      assert.isGeneratorFunction(function() {}, 'blah');
-    }, "blah: expected [Function] to be a generatorfunction");
-  })
-  
-  it('isAsyncGeneratorFunction', function() {
-    var func = async function* () {}
-    assert.isAsyncGeneratorFunction(func) 
-
-    err(function () {
-      assert.isAsyncGeneratorFunction(function() {}, 'blah');
-    }, "blah: expected [Function] to be an asyncgeneratorfunction");
-    
-    err(function () {
-      assert.isAsyncGeneratorFunction(async function() {}, 'blah');
-    }, "blah: expected [AsyncFunction] to be an asyncgeneratorfunction");
-    
-    err(function () {
-      assert.isAsyncGeneratorFunction(function*() {}, 'blah');
-    }, "blah: expected [GeneratorFunction] to be an asyncgeneratorfunction");
-  })
-
   it('isNotFunction', function () {
     assert.isNotFunction(5);