fix: use variable type instead of constant RBDT_RESOLVE_INITIAL in directory resolve condition (#20649)

xiaoxiaojx · web-flow · commit a47ca2b28a7f · 2026-03-16T18:29:42.000+03:00
diff --git a/.changeset/fix-resolve-initial-condition.md b/.changeset/fix-resolve-initial-condition.md
@@ -0,0 +1,5 @@
+---
+"webpack": patch
+---
+
+Fix incorrect condition in FileSystemInfo that always evaluated to false, preventing trailing slash removal from directory paths during build dependency resolution.
diff --git a/lib/FileSystemInfo.js b/lib/FileSystemInfo.js
@@ -1805,7 +1805,9 @@ class FileSystemInfo {
 						break;
 					}
 					case RBDT_RESOLVE_DIRECTORY: {
-						resolveDirectory(RBDT_RESOLVE_INITIAL ? path.slice(0, -1) : path);
+						resolveDirectory(
+							type === RBDT_RESOLVE_INITIAL ? path.slice(0, -1) : path
+						);
 						break;
 					}
 					case RBDT_RESOLVE_CJS_FILE: {

-Original file line number
+Diff line change
@@ @@ -0,0 +1,5 @@ @@
 +---
 +"webpack": patch
 +---
++
 +Fix incorrect condition in FileSystemInfo that always evaluated to false, preventing trailing slash removal from directory paths during build dependency resolution.
Original file line number	Diff line number	Diff line change
`@@ -1805,7 +1805,9 @@ class FileSystemInfo {`
`1805`	`1805`	`break;`
`1806`	`1806`	`}`
`1807`	`1807`	`case RBDT_RESOLVE_DIRECTORY: {`
`1808`		`- resolveDirectory(RBDT_RESOLVE_INITIAL ? path.slice(0, -1) : path);`
	`1808`	`+ resolveDirectory(`
	`1809`	`+ type === RBDT_RESOLVE_INITIAL ? path.slice(0, -1) : path`
	`1810`	`+ );`
`1809`	`1811`	`break;`
`1810`	`1812`	`}`
`1811`	`1813`	`case RBDT_RESOLVE_CJS_FILE: {`