Migrate alias search result to CSS variables

src/librustdoc/html/static/css/rustdoc.css

@@ -906,6 +906,13 @@ so that we can apply CSS-filters to change the arrow color in themes */
 	background-color: var(--search-result-link-focus-background-color);
 }
 
+.search-results .result-name span.alias {
+	color: var(--search-results-alias-color);
+}
+.search-results .result-name span.grey {
+	color: var(--search-results-grey-color);
+}
+
 .popover {
 	position: absolute;
 	right: 0;

src/librustdoc/html/static/css/themes/ayu.css

@@ -41,9 +41,11 @@ Original by Dempfi (https://github.com/dempfi/ayu)
 	--sidebar-current-link-background-color: transparent;
 	--search-result-link-focus-background-color: #3c3c3c;
 	--search-result-border-color: #aaa3;
+	--search-color: #fff;
+	--search-results-alias-color: #c5c5c5;
+	--search-results-grey-color: #999;
 	--stab-background-color: #314559;
 	--stab-code-color: #e6e1cf;
-	--search-color: #fff;
 	--code-highlight-kw-color: #ff7733;
 	--code-highlight-kw-2-color: #ff7733;
 	--code-highlight-lifetime-color: #ff7733;
@@ -202,13 +204,6 @@ pre.rust .kw-2, pre.rust .prelude-ty {}
 	filter: invert(100);
 }
 
-.search-results .result-name span.alias {
-	color: #c5c5c5;
-}
-.search-results .result-name span.grey {
-	color: #999;
-}
-
 #source-sidebar > .title {
 	color: #fff;
 }

src/librustdoc/html/static/css/themes/dark.css

@@ -36,9 +36,11 @@
 	--sidebar-current-link-background-color: #444;
 	--search-result-link-focus-background-color: #616161;
 	--search-result-border-color: #aaa3;
+	--search-color: #111;
+	--search-results-alias-color: #fff;
+	--search-results-grey-color: #ccc;
 	--stab-background-color: #314559;
 	--stab-code-color: #e6e1cf;
-	--search-color: #111;
 	--code-highlight-kw-color: #ab8ac1;
 	--code-highlight-kw-2-color: #769acb;
 	--code-highlight-lifetime-color: #d97f26;
@@ -103,13 +105,6 @@ details.rustdoc-toggle > summary::before {
 	color: #888;
 }
 
-.search-results .result-name span.alias {
-	color: #fff;
-}
-.search-results .result-name span.grey {
-	color: #ccc;
-}
-
 #source-sidebar div.files > a:hover, details.dir-entry summary:hover,
 #source-sidebar div.files > a:focus, details.dir-entry summary:focus {
 	background-color: #444;

src/librustdoc/html/static/css/themes/light.css

@@ -36,9 +36,11 @@
 	--sidebar-current-link-background-color: #fff;
 	--search-result-link-focus-background-color: #ccc;
 	--search-result-border-color: #aaa3;
+	--search-color: #000;
+	--search-results-alias-color: #000;
+	--search-results-grey-color: #999;
 	--stab-background-color: #fff5d6;
 	--stab-code-color: #000;
-	--search-color: #000;
 	--code-highlight-kw-color: #8959a8;
 	--code-highlight-kw-2-color: #4271ae;
 	--code-highlight-lifetime-color: #b76514;
@@ -96,13 +98,6 @@ body.source .example-wrap pre.rust a {
 	color: #888;
 }
 
-.search-results .result-name span.alias {
-	color: #000;
-}
-.search-results .result-name span.grey {
-	color: #999;
-}
-
 #source-sidebar div.files > a:hover, details.dir-entry summary:hover,
 #source-sidebar div.files > a:focus, details.dir-entry summary:focus {
 	background-color: #E0E0E0;

src/test/rustdoc-gui/search-result-color.goml

@@ -366,23 +366,42 @@ assert-css: (
     {"color": "rgb(0, 0, 0)", "background-color": "rgba(0, 0, 0, 0)"},
 )
 
-// Check the alias more specifically in the dark theme.
+// Check the alias.
 goto: "file://" + |DOC_PATH| + "/test_docs/index.html"
-// We set the theme so we're sure that the correct values will be used, whatever the computer
-// this test is running on.
-local-storage: {
-    "rustdoc-theme": "dark",
-    "rustdoc-use-system-theme": "false",
-}
 // If the text isn't displayed, the browser doesn't compute color style correctly...
 show-text: true
-// We reload the page so the local storage settings are being used.
-reload:
-write: (".search-input", "thisisanalias")
-// To be SURE that the search will be run.
-press-key: 'Enter'
-// Waiting for the search results to appear...
-wait-for: "#titles"
-// Checking that the colors for the alias element are the ones expected.
-assert-css: (".result-name > .alias", {"color": "rgb(255, 255, 255)"})
-assert-css: (".result-name > .alias > .grey", {"color": "rgb(204, 204, 204)"})
+
+define-function: (
+    "check-alias",
+    (theme, alias, grey),
+    [
+        ("local-storage", {"rustdoc-theme": |theme|, "rustdoc-use-system-theme": "false"}),
+        ("reload"),
+        ("write", (".search-input", "thisisanalias")),
+        // To be SURE that the search will be run.
+        ("press-key", 'Enter'),
+        // Waiting for the search results to appear...
+        ("wait-for", "#titles"),
+        // Checking that the colors for the alias element are the ones expected.
+        ("assert-css", (".result-name > .alias", {"color": |alias|})),
+        ("assert-css", (".result-name > .alias > .grey", {"color": |grey|})),
+        // Leave the search results to prevent reloading with an already filled search input.
+        ("press-key", "Escape"),
+    ],
+)
+
+call-function: ("check-alias", {
+    "theme": "ayu",
+    "alias": "rgb(197, 197, 197)",
+    "grey": "rgb(153, 153, 153)",
+})
+call-function: ("check-alias", {
+    "theme": "dark",
+    "alias": "rgb(255, 255, 255)",
+    "grey": "rgb(204, 204, 204)",
+})
+call-function: ("check-alias", {
+    "theme": "light",
+    "alias": "rgb(0, 0, 0)",
+    "grey": "rgb(153, 153, 153)",
+})