doc: make impl block collapsible if it has an associated constant

tspiteri · tspiteri · commit da18df285910 · 2020-05-27T12:00:53.000+02:00
Fixes #71822.
diff --git a/src/librustdoc/html/static/main.js b/src/librustdoc/html/static/main.js
@@ -2366,7 +2366,9 @@ function defocusSearchBar() {
             if (!next) {
                 return;
             }
-            if (next.getElementsByClassName("method").length > 0 && hasClass(e, "impl")) {
+            if (hasClass(e, "impl") &&
+                (next.getElementsByClassName("method").length > 0 ||
+                 next.getElementsByClassName("associatedconstant").length > 0)) {
                 insertAfter(toggle.cloneNode(true), e.childNodes[e.childNodes.length - 1]);
             }
         };

Original file line number	Diff line number	Diff line change
`@@ -2366,7 +2366,9 @@ function defocusSearchBar() {`
`2366`	`2366`	`if (!next) {`
`2367`	`2367`	`return;`
`2368`	`2368`	`}`
`2369`		`- if (next.getElementsByClassName("method").length > 0 && hasClass(e, "impl")) {`
	`2369`	`+ if (hasClass(e, "impl") &&`
	`2370`	`+ (next.getElementsByClassName("method").length > 0 \|\|`
	`2371`	`+ next.getElementsByClassName("associatedconstant").length > 0)) {`
`2370`	`2372`	`insertAfter(toggle.cloneNode(true), e.childNodes[e.childNodes.length - 1]);`
`2371`	`2373`	`}`
`2372`	`2374`	`};`