docs(linky): mark "target" param as optional

kirkthompson · Narretz · commit ab856d8ae3ce · 2017-11-17T12:39:52.000+01:00
This argument is optional in practice, and it is not provided in many of the examples in the documentation. Its optional presence is handled here: https://github.com/angular/angular.js/blob/f876ab71913e17e9126baad19ab795f28b61bfe6/src/ngSanitize/filter/linky.js#L185 Closes #16330
diff --git a/src/ngSanitize/filter/linky.js b/src/ngSanitize/filter/linky.js
@@ -12,7 +12,7 @@
  * Requires the {@link ngSanitize `ngSanitize`} module to be installed.
  *
  * @param {string} text Input text.
- * @param {string} target Window (`_blank|_self|_parent|_top`) or named frame to open links in.
+ * @param {string} [target] Window (`_blank|_self|_parent|_top`) or named frame to open links in.
  * @param {object|function(url)} [attributes] Add custom attributes to the link element.
  *
  *    Can be one of:

Original file line number	Diff line number	Diff line change
`@@ -12,7 +12,7 @@`
`12`	`12`	* Requires the {@link ngSanitize `ngSanitize`} module to be installed.
`13`	`13`	`*`
`14`	`14`	`* @param {string} text Input text.`
`15`		- * @param {string} target Window (`_blank\|_self\|_parent\|_top`) or named frame to open links in.
	`15`	+ * @param {string} [target] Window (`_blank\|_self\|_parent\|_top`) or named frame to open links in.
`16`	`16`	`* @param {object\|function(url)} [attributes] Add custom attributes to the link element.`
`17`	`17`	`*`
`18`	`18`	`* Can be one of:`