fix

Rich-Harris · Rich-Harris · commit 9dabf4449af9 · 2024-12-19T16:55:28.000-05:00
diff --git a/packages/svelte/src/compiler/phases/2-analyze/css/utils.js b/packages/svelte/src/compiler/phases/2-analyze/css/utils.js
@@ -41,7 +41,7 @@ function gather_possible_values(node, is_class, set, is_nested = false) {
 				}
 			} else {
 				for (const value of left) {
-					if (!value) {
+					if (!value && value != undefined && (!is_class || !is_nested)) {
 						set.add(value);
 					}
 				}

Original file line number	Diff line number	Diff line change
`@@ -41,7 +41,7 @@ function gather_possible_values(node, is_class, set, is_nested = false) {`
`41`	`41`	`}`
`42`	`42`	`} else {`
`43`	`43`	`for (const value of left) {`
`44`		`- if (!value) {`
	`44`	`+ if (!value && value != undefined && (!is_class \|\| !is_nested)) {`
`45`	`45`	`set.add(value);`
`46`	`46`	`}`
`47`	`47`	`}`