diff --git a/docs/rules/check-access.md b/docs/rules/check-access.md
index 83cf4731..06f58bd5 100644
--- a/docs/rules/check-access.md
+++ b/docs/rules/check-access.md
@@ -36,7 +36,7 @@ Also reports:
 
 The following patterns are considered problems:
 
-````js
+````ts
 /**
  * @access foo
  */
@@ -145,7 +145,7 @@ function quux (foo) {
 
 The following patterns are not considered problems:
 
-````js
+````ts
 /**
  *
  */
diff --git a/docs/rules/check-alignment.md b/docs/rules/check-alignment.md
index e5345b64..22f21988 100644
--- a/docs/rules/check-alignment.md
+++ b/docs/rules/check-alignment.md
@@ -32,7 +32,7 @@ Fixes alignment.
 
 The following patterns are considered problems:
 
-````js
+````ts
 /**
   * @param {Number} foo
  */
@@ -120,7 +120,7 @@ class Foo {
 
 The following patterns are not considered problems:
 
-````js
+````ts
 /**
  * Desc
  *
diff --git a/docs/rules/check-examples.md b/docs/rules/check-examples.md
index ce76493b..eb4060dd 100644
--- a/docs/rules/check-examples.md
+++ b/docs/rules/check-examples.md
@@ -220,7 +220,7 @@ expression-oriented rules will be used by default as well:
 
 The following patterns are considered problems:
 
-````js
+````ts
 /**
  * @example alert('hello')
  */
@@ -563,7 +563,7 @@ const functionName = function (paramOne, paramTwo,
 
 The following patterns are not considered problems:
 
-````js
+````ts
 /**
  * @example ```js
  alert('hello');
diff --git a/docs/rules/check-indentation.md b/docs/rules/check-indentation.md
index 2396a14d..77eb2208 100644
--- a/docs/rules/check-indentation.md
+++ b/docs/rules/check-indentation.md
@@ -72,7 +72,7 @@ report a padding issue:
 
 The following patterns are considered problems:
 
-````js
+````ts
 /**  foo */
 function quux () {
 
@@ -188,7 +188,7 @@ function quux () {
 
 The following patterns are not considered problems:
 
-````js
+````ts
 /**
  * foo
  *
diff --git a/docs/rules/check-line-alignment.md b/docs/rules/check-line-alignment.md
index 1293f647..283352fd 100644
--- a/docs/rules/check-line-alignment.md
+++ b/docs/rules/check-line-alignment.md
@@ -97,7 +97,7 @@ Disables `wrapIndent`; existing wrap indentation is preserved without changes.
 
 The following patterns are considered problems:
 
-````js
+````ts
 /**
  * Function description.
  *
@@ -582,7 +582,7 @@ function quux () {}
 
 The following patterns are not considered problems:
 
-````js
+````ts
 /**
  * Function description.
  *
diff --git a/docs/rules/check-param-names.md b/docs/rules/check-param-names.md
index f6b70030..10db0799 100644
--- a/docs/rules/check-param-names.md
+++ b/docs/rules/check-param-names.md
@@ -141,7 +141,7 @@ Whether to avoid checks for missing `@param` definitions. Defaults to `false`. C
 
 The following patterns are considered problems:
 
-````js
+````ts
 /**
  * @param Foo
  */
@@ -691,7 +691,7 @@ export function fn(...[type, arg]: FnArgs): void {
 
 The following patterns are not considered problems:
 
-````js
+````ts
 /**
  *
  */
diff --git a/docs/rules/check-property-names.md b/docs/rules/check-property-names.md
index 77f97d7b..5d8c0e94 100644
--- a/docs/rules/check-property-names.md
+++ b/docs/rules/check-property-names.md
@@ -52,7 +52,7 @@ be removed even if it has a different type or description).
 
 The following patterns are considered problems:
 
-````js
+````ts
 /**
  * @typedef (SomeType) SomeTypedef
  * @property Foo.Bar
@@ -175,7 +175,7 @@ function quux ({foo, bar}, baz) {
 
 The following patterns are not considered problems:
 
-````js
+````ts
 /**
  *
  */
diff --git a/docs/rules/check-syntax.md b/docs/rules/check-syntax.md
index 45677653..ca1a187b 100644
--- a/docs/rules/check-syntax.md
+++ b/docs/rules/check-syntax.md
@@ -36,7 +36,7 @@ rule is enforced (except under "permissive" and "closure" modes).
 
 The following patterns are considered problems:
 
-````js
+````ts
 /**
  * @param {string=} foo
  */
@@ -54,7 +54,7 @@ function quux (foo) {
 
 The following patterns are not considered problems:
 
-````js
+````ts
 /**
  * @param {string=} foo
  */
diff --git a/docs/rules/check-tag-names.md b/docs/rules/check-tag-names.md
index ab45c968..7c0cfccd 100644
--- a/docs/rules/check-tag-names.md
+++ b/docs/rules/check-tag-names.md
@@ -322,7 +322,7 @@ this
 
 The following patterns are considered problems:
 
-````js
+````ts
 /** @type {string} */let a;
 // "jsdoc/check-tag-names": ["error"|"warn", {"typed":true}]
 // Message: '@type' is redundant when using a type system.
@@ -775,7 +775,7 @@ function quux () {
 
 The following patterns are not considered problems:
 
-````js
+````ts
 /** @default 0 */
 let a;
 // "jsdoc/check-tag-names": ["error"|"warn", {"typed":true}]
diff --git a/docs/rules/check-types.md b/docs/rules/check-types.md
index 5e3224cf..fa1e6097 100644
--- a/docs/rules/check-types.md
+++ b/docs/rules/check-types.md
@@ -192,7 +192,7 @@ permitted.
 
 The following patterns are considered problems:
 
-````js
+````ts
 /**
  * @param {abc} foo
  */
@@ -856,7 +856,7 @@ function a () {}
 
 The following patterns are not considered problems:
 
-````js
+````ts
 /**
  * @param {number} foo
  * @param {Bar} bar
diff --git a/docs/rules/check-values.md b/docs/rules/check-values.md
index be6adf92..7a9d9694 100644
--- a/docs/rules/check-values.md
+++ b/docs/rules/check-values.md
@@ -88,7 +88,7 @@ Whether to enable validation that `@variation` must be a number. Defaults to
 
 The following patterns are considered problems:
 
-````js
+````ts
 /**
  * @version
  */
@@ -270,7 +270,7 @@ function quux (foo) {
 
 The following patterns are not considered problems:
 
-````js
+````ts
 /**
  * @version 3.4.1
  */
diff --git a/docs/rules/convert-to-jsdoc-comments.md b/docs/rules/convert-to-jsdoc-comments.md
index 40b8ed73..01d87fbe 100644
--- a/docs/rules/convert-to-jsdoc-comments.md
+++ b/docs/rules/convert-to-jsdoc-comments.md
@@ -100,7 +100,7 @@ Defaults to `VariableDeclarator`, `TSPropertySignature`, `PropertyDefinition`.
 
 The following patterns are considered problems:
 
-````js
+````ts
 // A single line comment
 function quux () {}
 // "jsdoc/convert-to-jsdoc-comments": ["error"|"warn", {"enforceJsdocLineStyle":"single"}]
@@ -211,7 +211,7 @@ var a = []; // Test comment
 
 The following patterns are not considered problems:
 
-````js
+````ts
 /** A single line comment */
 function quux () {}
 // "jsdoc/convert-to-jsdoc-comments": ["error"|"warn", {"enforceJsdocLineStyle":"single"}]
diff --git a/docs/rules/empty-tags.md b/docs/rules/empty-tags.md
index 123fdabd..a827c359 100644
--- a/docs/rules/empty-tags.md
+++ b/docs/rules/empty-tags.md
@@ -75,7 +75,7 @@ add them within this option.
 
 The following patterns are considered problems:
 
-````js
+````ts
 /**
  * @abstract extra text
  */
@@ -153,7 +153,7 @@ function quux () {
 
 The following patterns are not considered problems:
 
-````js
+````ts
 /**
  * @abstract
  */
diff --git a/docs/rules/implements-on-classes.md b/docs/rules/implements-on-classes.md
index 4c6556ab..45e984d8 100644
--- a/docs/rules/implements-on-classes.md
+++ b/docs/rules/implements-on-classes.md
@@ -55,7 +55,7 @@ section of our README for more on the expected format.
 
 The following patterns are considered problems:
 
-````js
+````ts
 /**
  * @implements {SomeClass}
  */
@@ -136,7 +136,7 @@ class Foo {
 
 The following patterns are not considered problems:
 
-````js
+````ts
 /**
  * @implements {SomeClass}
  * @class
diff --git a/docs/rules/imports-as-dependencies.md b/docs/rules/imports-as-dependencies.md
index f59540a7..c7fbcbc1 100644
--- a/docs/rules/imports-as-dependencies.md
+++ b/docs/rules/imports-as-dependencies.md
@@ -19,7 +19,7 @@ which is not listed in `dependencies` or `devDependencies`.
 
 The following patterns are considered problems:
 
-````js
+````ts
 /**
  * @type {null|import('sth').SomeApi}
  */
@@ -50,7 +50,7 @@ The following patterns are considered problems:
 
 The following patterns are not considered problems:
 
-````js
+````ts
 /**
  * @type {null|import('eslint').ESLint}
  */
diff --git a/docs/rules/informative-docs.md b/docs/rules/informative-docs.md
index e90cd330..d6268260 100644
--- a/docs/rules/informative-docs.md
+++ b/docs/rules/informative-docs.md
@@ -102,7 +102,7 @@ The default `uselessWords` option is:
 
 The following patterns are considered problems:
 
-````js
+````ts
 /** the  */
 let myValue = 3;
 // Message: This description only repeats the name it describes.
@@ -300,7 +300,7 @@ export default function packageNameFromPath(path) {
 
 The following patterns are not considered problems:
 
-````js
+````ts
 /**   */
 let myValue = 3;
 
diff --git a/docs/rules/match-description.md b/docs/rules/match-description.md
index 3f2f797a..665e9a21 100644
--- a/docs/rules/match-description.md
+++ b/docs/rules/match-description.md
@@ -216,7 +216,7 @@ section of our README for more on the expected format.
 
 The following patterns are considered problems:
 
-````js
+````ts
 /**
  * foo.
  */
@@ -633,7 +633,7 @@ function quux () {
 
 The following patterns are not considered problems:
 
-````js
+````ts
 /**
  *
  */
diff --git a/docs/rules/match-name.md b/docs/rules/match-name.md
index 991a8453..8c223f7e 100644
--- a/docs/rules/match-name.md
+++ b/docs/rules/match-name.md
@@ -82,7 +82,7 @@ be applied, however.
 
 The following patterns are considered problems:
 
-````js
+````ts
 /**
  * @param opt_a
  * @param opt_b
@@ -194,7 +194,7 @@ function quux () {}
 
 The following patterns are not considered problems:
 
-````js
+````ts
 /**
  * @param opt_a
  * @param opt_b
diff --git a/docs/rules/multiline-blocks.md b/docs/rules/multiline-blocks.md
index 9bfa0a4d..7913017e 100644
--- a/docs/rules/multiline-blocks.md
+++ b/docs/rules/multiline-blocks.md
@@ -128,7 +128,7 @@ cannot be reliably added after the tag either).
 
 The following patterns are considered problems:
 
-````js
+````ts
 /** Reported up here
  * because the rest is multiline
  */
@@ -293,7 +293,7 @@ The following patterns are considered problems:
 
 The following patterns are not considered problems:
 
-````js
+````ts
 /** Not reported */
 
 /**
diff --git a/docs/rules/no-bad-blocks.md b/docs/rules/no-bad-blocks.md
index be4e8b70..898c8c68 100644
--- a/docs/rules/no-bad-blocks.md
+++ b/docs/rules/no-bad-blocks.md
@@ -57,7 +57,7 @@ apparent tag content.
 
 The following patterns are considered problems:
 
-````js
+````ts
 /*
  * @param foo
  */
@@ -117,7 +117,7 @@ function quux (foo) {
 
 The following patterns are not considered problems:
 
-````js
+````ts
 /**
  * @property foo
  */
diff --git a/docs/rules/no-blank-block-descriptions.md b/docs/rules/no-blank-block-descriptions.md
index da762028..4ed4b47c 100644
--- a/docs/rules/no-blank-block-descriptions.md
+++ b/docs/rules/no-blank-block-descriptions.md
@@ -34,7 +34,7 @@ in the block description.
 
 The following patterns are considered problems:
 
-````js
+````ts
 /**
  *
  * @param {number} x
@@ -58,7 +58,7 @@ function functionWithClearName() {}
 
 The following patterns are not considered problems:
 
-````js
+````ts
 /**
  * Non-empty description
  * @param {number} x
diff --git a/docs/rules/no-blank-blocks.md b/docs/rules/no-blank-blocks.md
index e133fdbe..c5bc6eb2 100644
--- a/docs/rules/no-blank-blocks.md
+++ b/docs/rules/no-blank-blocks.md
@@ -39,7 +39,7 @@ Whether or not to auto-remove the blank block. Defaults to `false`.
 
 The following patterns are considered problems:
 
-````js
+````ts
 /** */
 // "jsdoc/no-blank-blocks": ["error"|"warn", {"enableFixer":true}]
 // Message: No empty blocks
@@ -84,7 +84,7 @@ The following patterns are considered problems:
 
 The following patterns are not considered problems:
 
-````js
+````ts
 /** @tag */
 
 /**
diff --git a/docs/rules/no-defaults.md b/docs/rules/no-defaults.md
index 5e240d2c..7d0cdcdc 100644
--- a/docs/rules/no-defaults.md
+++ b/docs/rules/no-defaults.md
@@ -76,7 +76,7 @@ section of our README for more on the expected format.
 
 The following patterns are considered problems:
 
-````js
+````ts
 /**
  * @param {number} [foo="7"]
  */
@@ -160,7 +160,7 @@ const a = {};
 
 The following patterns are not considered problems:
 
-````js
+````ts
 /**
  * @param foo
  */
diff --git a/docs/rules/no-missing-syntax.md b/docs/rules/no-missing-syntax.md
index 6608f9a8..4a539a13 100644
--- a/docs/rules/no-missing-syntax.md
+++ b/docs/rules/no-missing-syntax.md
@@ -86,7 +86,7 @@ section of our README for more on the expected format.
 
 The following patterns are considered problems:
 
-````js
+````ts
 /**
  * @implements {Bar|Foo}
  */
@@ -205,7 +205,7 @@ function quux () {}
 
 The following patterns are not considered problems:
 
-````js
+````ts
 /**
  * @implements {Bar|Foo}
  */
diff --git a/docs/rules/no-multi-asterisks.md b/docs/rules/no-multi-asterisks.md
index ac48654f..88f2e71b 100644
--- a/docs/rules/no-multi-asterisks.md
+++ b/docs/rules/no-multi-asterisks.md
@@ -76,7 +76,7 @@ Prevent the likes of this:
 
 The following patterns are considered problems:
 
-````js
+````ts
 /**
  *
  **
@@ -182,7 +182,7 @@ The following patterns are considered problems:
 
 The following patterns are not considered problems:
 
-````js
+````ts
 /**
  *
  * Desc. ***
diff --git a/docs/rules/no-restricted-syntax.md b/docs/rules/no-restricted-syntax.md
index d8f7ec24..4544e634 100644
--- a/docs/rules/no-restricted-syntax.md
+++ b/docs/rules/no-restricted-syntax.md
@@ -62,7 +62,7 @@ section of our README for more on the expected format.
 
 The following patterns are considered problems:
 
-````js
+````ts
 /**
  *
  */
@@ -271,7 +271,7 @@ function quux () {
 
 The following patterns are not considered problems:
 
-````js
+````ts
 /**
  *
  */
diff --git a/docs/rules/no-types.md b/docs/rules/no-types.md
index 8d4777dd..f5fe302d 100644
--- a/docs/rules/no-types.md
+++ b/docs/rules/no-types.md
@@ -58,7 +58,7 @@ section of our README for more on the expected format.
 
 The following patterns are considered problems:
 
-````js
+````ts
 /**
  * @param {number} foo
  */
@@ -147,7 +147,7 @@ export interface B {
 
 The following patterns are not considered problems:
 
-````js
+````ts
 /**
  * @param foo
  */
diff --git a/docs/rules/no-undefined-types.md b/docs/rules/no-undefined-types.md
index 6c7e5573..608a4f25 100644
--- a/docs/rules/no-undefined-types.md
+++ b/docs/rules/no-undefined-types.md
@@ -89,7 +89,7 @@ An option object may have the following keys:
 
 The following patterns are considered problems:
 
-````js
+````ts
 /**
  * @param {HerType} baz - Foo.
  */
@@ -347,7 +347,7 @@ const a = new Todo();
 
 The following patterns are not considered problems:
 
-````js
+````ts
 /**
  * @param {string} foo - Bar.
  */
diff --git a/docs/rules/require-asterisk-prefix.md b/docs/rules/require-asterisk-prefix.md
index 597bde3a..baf6d9ea 100644
--- a/docs/rules/require-asterisk-prefix.md
+++ b/docs/rules/require-asterisk-prefix.md
@@ -61,7 +61,7 @@ which applies to the main jsdoc block description.
 
 The following patterns are considered problems:
 
-````js
+````ts
 
 /**
  @param {Number} foo
@@ -186,7 +186,7 @@ function quux (foo) {
 
 The following patterns are not considered problems:
 
-````js
+````ts
 /**
  * Desc
  *
diff --git a/docs/rules/require-description-complete-sentence.md b/docs/rules/require-description-complete-sentence.md
index 3b8461ed..1476e009 100644
--- a/docs/rules/require-description-complete-sentence.md
+++ b/docs/rules/require-description-complete-sentence.md
@@ -98,7 +98,7 @@ nouns, for example).
 
 The following patterns are considered problems:
 
-````js
+````ts
 /**
  * foo.
  */
@@ -438,7 +438,7 @@ function quux () {}
 
 The following patterns are not considered problems:
 
-````js
+````ts
 /**
  * @param foo - Foo.
  */
diff --git a/docs/rules/require-description.md b/docs/rules/require-description.md
index aec75da2..0cc80713 100644
--- a/docs/rules/require-description.md
+++ b/docs/rules/require-description.md
@@ -62,7 +62,7 @@ An options object may have any of the following properties:
 
 The following patterns are considered problems:
 
-````js
+````ts
 /**
  *
  */
@@ -360,7 +360,7 @@ this.treeViewSelection = [];
 
 The following patterns are not considered problems:
 
-````js
+````ts
 /**
  *
  */
diff --git a/docs/rules/require-example.md b/docs/rules/require-example.md
index 62c32028..b6ff4497 100644
--- a/docs/rules/require-example.md
+++ b/docs/rules/require-example.md
@@ -107,7 +107,7 @@ Defaults to `true`.
 
 The following patterns are considered problems:
 
-````js
+````ts
 /**
  *
  */
@@ -244,7 +244,7 @@ function quux (someParam) {
 
 The following patterns are not considered problems:
 
-````js
+````ts
 /**
  *
  */
diff --git a/docs/rules/require-file-overview.md b/docs/rules/require-file-overview.md
index 731ae22a..ce4f028d 100644
--- a/docs/rules/require-file-overview.md
+++ b/docs/rules/require-file-overview.md
@@ -98,7 +98,7 @@ will be checked, but you must use `file` on the configuration object).
 
 The following patterns are considered problems:
 
-````js
+````ts
 
 // Message: Missing @file
 
@@ -246,7 +246,7 @@ function quux () {}
 
 The following patterns are not considered problems:
 
-````js
+````ts
 /**
  * @file
  */
diff --git a/docs/rules/require-hyphen-before-param-description.md b/docs/rules/require-hyphen-before-param-description.md
index 033ab061..7382eb2b 100644
--- a/docs/rules/require-hyphen-before-param-description.md
+++ b/docs/rules/require-hyphen-before-param-description.md
@@ -56,7 +56,7 @@ other tags besides the `@param` tag (or the `@arg` tag if so set):
 
 The following patterns are considered problems:
 
-````js
+````ts
 /**
  * @param foo Foo.
  */
@@ -203,7 +203,7 @@ function quux () {
 
 The following patterns are not considered problems:
 
-````js
+````ts
 /**
  * @param foo - Foo.
  */
diff --git a/docs/rules/require-jsdoc.md b/docs/rules/require-jsdoc.md
index fcdced17..744803d4 100644
--- a/docs/rules/require-jsdoc.md
+++ b/docs/rules/require-jsdoc.md
@@ -174,7 +174,7 @@ empty string.
 
 The following patterns are considered problems:
 
-````js
+````ts
 /** This is comment */
 export interface Foo {
   /** This is comment x2 */
@@ -1030,7 +1030,7 @@ export type LoginOptions = CmdOptions<{
 
 The following patterns are not considered problems:
 
-````js
+````ts
 interface FooBar {
   fooBar: string;
 }
diff --git a/docs/rules/require-param-description.md b/docs/rules/require-param-description.md
index ec29ce3e..05aa99de 100644
--- a/docs/rules/require-param-description.md
+++ b/docs/rules/require-param-description.md
@@ -73,7 +73,7 @@ section of our README for more on the expected format.
 
 The following patterns are considered problems:
 
-````js
+````ts
 /**
  * @param foo
  */
@@ -174,7 +174,7 @@ function quux (foo, {bar}, baz) {
 
 The following patterns are not considered problems:
 
-````js
+````ts
 /**
  *
  */
diff --git a/docs/rules/require-param-name.md b/docs/rules/require-param-name.md
index 86878b91..5a3636e0 100644
--- a/docs/rules/require-param-name.md
+++ b/docs/rules/require-param-name.md
@@ -52,7 +52,7 @@ section of our README for more on the expected format.
 
 The following patterns are considered problems:
 
-````js
+````ts
 /**
  * @param
  */
@@ -110,7 +110,7 @@ function quux (foo) {
 
 The following patterns are not considered problems:
 
-````js
+````ts
 /**
  * @param foo
  */
diff --git a/docs/rules/require-param-type.md b/docs/rules/require-param-type.md
index 2630efb5..bea20608 100644
--- a/docs/rules/require-param-type.md
+++ b/docs/rules/require-param-type.md
@@ -72,7 +72,7 @@ section of our README for more on the expected format.
 
 The following patterns are considered problems:
 
-````js
+````ts
 /**
  * @param foo
  */
@@ -171,7 +171,7 @@ function quux (foo, {bar}, baz) {
 
 The following patterns are not considered problems:
 
-````js
+````ts
 /**
  *
  */
diff --git a/docs/rules/require-param.md b/docs/rules/require-param.md
index b6e6dcb1..eb5eb271 100644
--- a/docs/rules/require-param.md
+++ b/docs/rules/require-param.md
@@ -456,7 +456,7 @@ supplied as default values. Defaults to `false`.
 
 The following patterns are considered problems:
 
-````js
+````ts
 /**
  *
  */
@@ -1172,7 +1172,7 @@ class A {
 
 The following patterns are not considered problems:
 
-````js
+````ts
 /**
  * @param foo
  */
diff --git a/docs/rules/require-property-description.md b/docs/rules/require-property-description.md
index b47a6610..9da7aa9d 100644
--- a/docs/rules/require-property-description.md
+++ b/docs/rules/require-property-description.md
@@ -26,7 +26,7 @@ Requires that each `@property` tag has a `description` value.
 
 The following patterns are considered problems:
 
-````js
+````ts
 /**
  * @typedef {SomeType} SomeTypedef
  * @property foo
@@ -56,7 +56,7 @@ The following patterns are considered problems:
 
 The following patterns are not considered problems:
 
-````js
+````ts
 /**
  * @typedef {SomeType} SomeTypedef
  */
diff --git a/docs/rules/require-property-name.md b/docs/rules/require-property-name.md
index d38230db..a02329bd 100644
--- a/docs/rules/require-property-name.md
+++ b/docs/rules/require-property-name.md
@@ -26,7 +26,7 @@ Requires that all `@property` tags have names.
 
 The following patterns are considered problems:
 
-````js
+````ts
 /**
  * @typedef {SomeType} SomeTypedef
  * @property
@@ -55,7 +55,7 @@ The following patterns are considered problems:
 
 The following patterns are not considered problems:
 
-````js
+````ts
 /**
  * @typedef {SomeType} SomeTypedef
  * @property foo
diff --git a/docs/rules/require-property-type.md b/docs/rules/require-property-type.md
index 0206adcf..8b3d002e 100644
--- a/docs/rules/require-property-type.md
+++ b/docs/rules/require-property-type.md
@@ -26,7 +26,7 @@ Requires that each `@property` tag has a type value (within curly brackets).
 
 The following patterns are considered problems:
 
-````js
+````ts
 /**
  * @typedef {SomeType} SomeTypedef
  * @property foo
@@ -56,7 +56,7 @@ The following patterns are considered problems:
 
 The following patterns are not considered problems:
 
-````js
+````ts
 /**
  * @typedef {SomeType} SomeTypedef
  */
diff --git a/docs/rules/require-property.md b/docs/rules/require-property.md
index 225d553f..6d463fbc 100644
--- a/docs/rules/require-property.md
+++ b/docs/rules/require-property.md
@@ -36,7 +36,7 @@ The fixer for `require-property` will add an empty `@property`.
 
 The following patterns are considered problems:
 
-````js
+````ts
 /**
  * @typedef {object} SomeTypedef
  */
@@ -70,7 +70,7 @@ class Test {
 
 The following patterns are not considered problems:
 
-````js
+````ts
 /**
  *
  */
diff --git a/docs/rules/require-returns-check.md b/docs/rules/require-returns-check.md
index 8b3f3d63..2ff2b6c1 100644
--- a/docs/rules/require-returns-check.md
+++ b/docs/rules/require-returns-check.md
@@ -63,7 +63,7 @@ Will also report if multiple `@returns` tags are present.
 
 The following patterns are considered problems:
 
-````js
+````ts
 /**
  * @returns
  */
@@ -391,7 +391,7 @@ function foo() {
 
 The following patterns are not considered problems:
 
-````js
+````ts
 /**
  * @returns Foo.
  */
diff --git a/docs/rules/require-returns-description.md b/docs/rules/require-returns-description.md
index 97628b2c..b42c5247 100644
--- a/docs/rules/require-returns-description.md
+++ b/docs/rules/require-returns-description.md
@@ -50,7 +50,7 @@ section of our README for more on the expected format.
 
 The following patterns are considered problems:
 
-````js
+````ts
 /**
  * @returns
  */
@@ -117,7 +117,7 @@ function quux () {
 
 The following patterns are not considered problems:
 
-````js
+````ts
 /**
  *
  */
diff --git a/docs/rules/require-returns-type.md b/docs/rules/require-returns-type.md
index 66077f8f..8c081343 100644
--- a/docs/rules/require-returns-type.md
+++ b/docs/rules/require-returns-type.md
@@ -48,7 +48,7 @@ section of our README for more on the expected format.
 
 The following patterns are considered problems:
 
-````js
+````ts
 /**
  * @returns
  */
@@ -115,7 +115,7 @@ function quux () {
 
 The following patterns are not considered problems:
 
-````js
+````ts
 /**
  * @returns {number}
  */
diff --git a/docs/rules/require-returns.md b/docs/rules/require-returns.md
index 6e65be6e..5d959529 100644
--- a/docs/rules/require-returns.md
+++ b/docs/rules/require-returns.md
@@ -73,7 +73,7 @@ Will also report if multiple `@returns` tags are present.
 
 The following patterns are considered problems:
 
-````js
+````ts
 /**
  *
  */
@@ -723,7 +723,7 @@ window.quux = function quux (foo) {
 
 The following patterns are not considered problems:
 
-````js
+````ts
 /**
  * @returns Foo.
  */
diff --git a/docs/rules/require-template.md b/docs/rules/require-template.md
index df907df9..e968bc2c 100644
--- a/docs/rules/require-template.md
+++ b/docs/rules/require-template.md
@@ -58,7 +58,7 @@ Defaults to `false`.
 
 The following patterns are considered problems:
 
-````js
+````ts
 /**
  *
  */
@@ -221,7 +221,7 @@ export default class <NumType> {
 
 The following patterns are not considered problems:
 
-````js
+````ts
 /**
  * @template D
  * @template V
diff --git a/docs/rules/require-throws.md b/docs/rules/require-throws.md
index 20d3d9f9..d81ceba5 100644
--- a/docs/rules/require-throws.md
+++ b/docs/rules/require-throws.md
@@ -58,7 +58,7 @@ on why TypeScript doesn't offer such a feature.
 
 The following patterns are considered problems:
 
-````js
+````ts
 /**
  *
  */
@@ -249,7 +249,7 @@ function quux (foo) {
 
 The following patterns are not considered problems:
 
-````js
+````ts
 /**
  * @throws An error.
  */
diff --git a/docs/rules/require-yields-check.md b/docs/rules/require-yields-check.md
index 243639c3..40ec2655 100644
--- a/docs/rules/require-yields-check.md
+++ b/docs/rules/require-yields-check.md
@@ -62,7 +62,7 @@ Will also report if multiple `@yields` tags are present.
 
 The following patterns are considered problems:
 
-````js
+````ts
 /**
  * @yields
  */
@@ -221,7 +221,7 @@ function * quux (foo) {
 
 The following patterns are not considered problems:
 
-````js
+````ts
 /**
  * @yields Foo.
  */
diff --git a/docs/rules/require-yields.md b/docs/rules/require-yields.md
index b6814b43..e98c2a30 100644
--- a/docs/rules/require-yields.md
+++ b/docs/rules/require-yields.md
@@ -84,7 +84,7 @@ option to expect a non-standard `@next` tag.
 
 The following patterns are considered problems:
 
-````js
+````ts
 /**
  *
  */
@@ -486,7 +486,7 @@ function * quux () {
 
 The following patterns are not considered problems:
 
-````js
+````ts
 /**
  * @yields Foo.
  */
diff --git a/docs/rules/sort-tags.md b/docs/rules/sort-tags.md
index d3df1deb..d3d57486 100644
--- a/docs/rules/sort-tags.md
+++ b/docs/rules/sort-tags.md
@@ -281,7 +281,7 @@ such tags. Do not use with `true` if you are using `tag-lines` and `always`.
 
 The following patterns are considered problems:
 
-````js
+````ts
 /**
  * @returns {string}
  * @param b
@@ -529,7 +529,7 @@ function quux () {}
 
 The following patterns are not considered problems:
 
-````js
+````ts
 /**
  * @param b
  * @param a
diff --git a/docs/rules/tag-lines.md b/docs/rules/tag-lines.md
index b9c8fbd4..e201eeb7 100644
--- a/docs/rules/tag-lines.md
+++ b/docs/rules/tag-lines.md
@@ -102,7 +102,7 @@ following keys:
 
 The following patterns are considered problems:
 
-````js
+````ts
 /**
  * Some description
  * @param {string} a
@@ -315,7 +315,7 @@ The following patterns are considered problems:
 
 The following patterns are not considered problems:
 
-````js
+````ts
 /**
  * Some description
  * @param {string} a
diff --git a/docs/rules/text-escaping.md b/docs/rules/text-escaping.md
index a879f6ce..99d79ab9 100644
--- a/docs/rules/text-escaping.md
+++ b/docs/rules/text-escaping.md
@@ -60,7 +60,7 @@ This option escapes the first backtick (`` ` ``) in a paired sequence.
 
 The following patterns are considered problems:
 
-````js
+````ts
 /**
  * Some things to escape: <a> and &gt; and `test`
  */
@@ -127,7 +127,7 @@ The following patterns are considered problems:
 
 The following patterns are not considered problems:
 
-````js
+````ts
 /**
  * Some things to escape: &lt;a> and &gt; and `test`
  */
diff --git a/docs/rules/valid-types.md b/docs/rules/valid-types.md
index 2f89e0d9..82c1b36a 100644
--- a/docs/rules/valid-types.md
+++ b/docs/rules/valid-types.md
@@ -120,7 +120,7 @@ value). See the setting for more details.
 
 The following patterns are considered problems:
 
-````js
+````ts
 /**
  * @param {Array<string} foo
  */
@@ -505,7 +505,7 @@ function quux (items) {
 
 The following patterns are not considered problems:
 
-````js
+````ts
 /**
  * @param {Array<string>} foo
  */
diff --git a/src/bin/generateDocs.js b/src/bin/generateDocs.js
index e66ea576..641b7e78 100644
--- a/src/bin/generateDocs.js
+++ b/src/bin/generateDocs.js
@@ -180,9 +180,9 @@ const generateDocs = async () => {
         }
 
         return passingFailing === 'failing' ?
-          'The following patterns are considered problems:\n\n````js\n' +
+          'The following patterns are considered problems:\n\n````ts\n' +
             ruleAssertions.invalid.join('\n\n') + '\n````\n\n' :
-          'The following patterns are not considered problems:\n\n````js\n' +
+          'The following patterns are not considered problems:\n\n````ts\n' +
             ruleAssertions.valid.join('\n\n') + '\n````\n';
       },
     // Allow relative paths in source for #902 but generate compiled file in