doc,events: use code markup/markdown in headers

PR-URL: #31086
Reviewed-By: Anna Henningsen <anna@addaleax.net>
Reviewed-By: Ruben Bridgewater <ruben@bridgewater.de>

Author: Trott

doc/api/events.md

@@ -220,7 +220,7 @@ The `'error'` events that are generated by the `captureRejections` behavior
 do not have a catch handler to avoid infinite error loops: the
 recommendation is to **not use `async` functions as `'error'` event handlers**.
 
-## Class: EventEmitter
+## Class: `EventEmitter`
 <!-- YAML
 added: v0.1.26
 changes:
@@ -244,7 +244,7 @@ It supports the following option:
   [automatic capturing of promise rejection][capturerejections].
   Default: `false`.
 
-### Event: 'newListener'
+### Event: `'newListener'`
 <!-- YAML
 added: v0.1.26
 -->
@@ -283,7 +283,7 @@ myEmitter.emit('event');
 //   A
 ```
 
-### Event: 'removeListener'
+### Event: `'removeListener'`
 <!-- YAML
 added: v0.9.3
 changes:
@@ -298,7 +298,7 @@ changes:
 
 The `'removeListener'` event is emitted *after* the `listener` is removed.
 
-### EventEmitter.listenerCount(emitter, eventName)
+### `EventEmitter.listenerCount(emitter, eventName)`
 <!-- YAML
 added: v0.9.12
 deprecated: v4.0.0
@@ -320,7 +320,7 @@ console.log(EventEmitter.listenerCount(myEmitter, 'event'));
 // Prints: 2
 ```
 
-### EventEmitter.defaultMaxListeners
+### `EventEmitter.defaultMaxListeners`
 <!-- YAML
 added: v0.11.2
 -->
@@ -360,7 +360,7 @@ the event emitter instance, the event’s name and the number of attached
 listeners, respectively.
 Its `name` property is set to `'MaxListenersExceededWarning'`.
 
-### EventEmitter.errorMonitor
+### `EventEmitter.errorMonitor`
 <!-- YAML
 added: REPLACEME
 -->
@@ -373,7 +373,7 @@ Installing a listener using this symbol does not change the behavior once an
 `'error'` event is emitted, therefore the process will still crash if no
 regular `'error'` listener is installed.
 
-### emitter.addListener(eventName, listener)
+### `emitter.addListener(eventName, listener)`
 <!-- YAML
 added: v0.1.26
 -->
@@ -383,7 +383,7 @@ added: v0.1.26
 
 Alias for `emitter.on(eventName, listener)`.
 
-### emitter.emit(eventName\[, ...args\])
+### `emitter.emit(eventName[, ...args])`
 <!-- YAML
 added: v0.1.26
 -->
@@ -431,7 +431,7 @@ myEmitter.emit('event', 1, 2, 3, 4, 5);
 // event with parameters 1, 2, 3, 4, 5 in third listener
 ```
 
-### emitter.eventNames()
+### `emitter.eventNames()`
 <!-- YAML
 added: v6.0.0
 -->
@@ -454,7 +454,7 @@ console.log(myEE.eventNames());
 // Prints: [ 'foo', 'bar', Symbol(symbol) ]
 ```
 
-### emitter.getMaxListeners()
+### `emitter.getMaxListeners()`
 <!-- YAML
 added: v1.0.0
 -->
@@ -465,7 +465,7 @@ Returns the current max listener value for the `EventEmitter` which is either
 set by [`emitter.setMaxListeners(n)`][] or defaults to
 [`EventEmitter.defaultMaxListeners`][].
 
-### emitter.listenerCount(eventName)
+### `emitter.listenerCount(eventName)`
 <!-- YAML
 added: v3.2.0
 -->
@@ -475,7 +475,7 @@ added: v3.2.0
 
 Returns the number of listeners listening to the event named `eventName`.
 
-### emitter.listeners(eventName)
+### `emitter.listeners(eventName)`
 <!-- YAML
 added: v0.1.26
 changes:
@@ -498,7 +498,7 @@ console.log(util.inspect(server.listeners('connection')));
 // Prints: [ [Function] ]
 ```
 
-### emitter.off(eventName, listener)
+### `emitter.off(eventName, listener)`
 <!-- YAML
 added: v10.0.0
 -->
@@ -509,7 +509,7 @@ added: v10.0.0
 
 Alias for [`emitter.removeListener()`][].
 
-### emitter.on(eventName, listener)
+### `emitter.on(eventName, listener)`
 <!-- YAML
 added: v0.1.101
 -->
@@ -546,7 +546,7 @@ myEE.emit('foo');
 //   a
 ```
 
-### emitter.once(eventName, listener)
+### `emitter.once(eventName, listener)`
 <!-- YAML
 added: v0.3.0
 -->
@@ -580,7 +580,7 @@ myEE.emit('foo');
 //   a
 ```
 
-### emitter.prependListener(eventName, listener)
+### `emitter.prependListener(eventName, listener)`
 <!-- YAML
 added: v6.0.0
 -->
@@ -603,7 +603,7 @@ server.prependListener('connection', (stream) => {
 
 Returns a reference to the `EventEmitter`, so that calls can be chained.
 
-### emitter.prependOnceListener(eventName, listener)
+### `emitter.prependOnceListener(eventName, listener)`
 <!-- YAML
 added: v6.0.0
 -->
@@ -624,7 +624,7 @@ server.prependOnceListener('connection', (stream) => {
 
 Returns a reference to the `EventEmitter`, so that calls can be chained.
 
-### emitter.removeAllListeners(\[eventName\])
+### `emitter.removeAllListeners([eventName])`
 <!-- YAML
 added: v0.1.26
 -->
@@ -640,7 +640,7 @@ component or module (e.g. sockets or file streams).
 
 Returns a reference to the `EventEmitter`, so that calls can be chained.
 
-### emitter.removeListener(eventName, listener)
+### `emitter.removeListener(eventName, listener)`
 <!-- YAML
 added: v0.1.26
 -->
@@ -730,7 +730,7 @@ ee.emit('ping');
 
 Returns a reference to the `EventEmitter`, so that calls can be chained.
 
-### emitter.setMaxListeners(n)
+### `emitter.setMaxListeners(n)`
 <!-- YAML
 added: v0.3.5
 -->
@@ -747,7 +747,7 @@ to indicate an unlimited number of listeners.
 
 Returns a reference to the `EventEmitter`, so that calls can be chained.
 
-### emitter.rawListeners(eventName)
+### `emitter.rawListeners(eventName)`
 <!-- YAML
 added: v9.4.0
 -->
@@ -782,7 +782,7 @@ newListeners[0]();
 emitter.emit('log');
 ```
 
-### emitter\[Symbol.for('nodejs.rejection')\](err, eventName\[, ...args\])
+### `emitter[Symbol.for('nodejs.rejection')](err, eventName[, ...args])`
 <!-- YAML
 added: v13.4.0
 -->
@@ -818,7 +818,7 @@ class MyClass extends EventEmitter {
 }
 ```
 
-## events.once(emitter, name)
+## `events.once(emitter, name)`
 <!-- YAML
 added: v11.13.0
 -->
@@ -864,7 +864,7 @@ async function run() {
 run();
 ```
 
-## events.captureRejections
+## `events.captureRejections`
 <!-- YAML
 added: v13.4.0
 -->
@@ -875,7 +875,7 @@ Value: {boolean}
 
 Change the default `captureRejections` option on all new `EventEmitter` objects.
 
-## events.captureRejectionSymbol
+## `events.captureRejectionSymbol`
 <!-- YAML
 added: v13.4.0
 -->
@@ -886,7 +886,7 @@ Value: `Symbol.for('nodejs.rejection')`
 
 See how to write a custom [rejection handler][rejection].
 
-## events.on(emitter, eventName)
+## `events.on(emitter, eventName)`
 <!-- YAML
 added: REPLACEME
 -->