docs(template-require-valid-alt-text): add WCAG SC 4.1.2 citation to JSDoc

johanrd · johanrd · commit 6cc136ffa820 · 2026-04-25T15:48:56.000+02:00
diff --git a/lib/rules/template-require-valid-alt-text.js b/lib/rules/template-require-valid-alt-text.js
@@ -18,6 +18,8 @@ function hasAttr(node, name) {
  * alt / aria-label / aria-labelledby / title. The empty-name treatment aligns with
  * ACCNAME 1.2 §4.3.2's aria-label step (2D), which normalizes empty/whitespace
  * to "no name"; we apply the same normalization to the other fallbacks.
+ * (Why a name is needed: WCAG SC 4.1.2 — "all user interface components have a
+ * name and role that can be programmatically determined.")
  *
  * NOTE: This does not validate that aria-labelledby IDREFs reference existing IDs.
  * Rule consumers should layer that check separately if needed.

Original file line number	Diff line number	Diff line change
`@@ -18,6 +18,8 @@ function hasAttr(node, name) {`
`18`	`18`	`* alt / aria-label / aria-labelledby / title. The empty-name treatment aligns with`
`19`	`19`	`* ACCNAME 1.2 §4.3.2's aria-label step (2D), which normalizes empty/whitespace`
`20`	`20`	`* to "no name"; we apply the same normalization to the other fallbacks.`
	`21`	`+ * (Why a name is needed: WCAG SC 4.1.2 — "all user interface components have a`
	`22`	`+ * name and role that can be programmatically determined.")`
`21`	`23`	`*`
`22`	`24`	`* NOTE: This does not validate that aria-labelledby IDREFs reference existing IDs.`
`23`	`25`	`* Rule consumers should layer that check separately if needed.`