Bump dependencies

package.json

@@ -48,17 +48,17 @@
   },
   "license": "MIT",
   "devDependencies": {
-    "@playwright/test": "^1.58.0",
+    "@playwright/test": "^1.59.1",
     "@types/node": "catalog:",
-    "postcss": "8.5.6",
+    "postcss": "8.5.10",
     "postcss-import": "^16.1.1",
     "prettier": "catalog:",
     "prettier-plugin-embed": "^0.5.1",
     "prettier-plugin-organize-imports": "^4.3.0",
     "tsup": "^8.5.1",
-    "turbo": "^2.7.6",
-    "typescript": "^5.5.4",
-    "vitest": "^4.0.18"
+    "turbo": "^2.9.6",
+    "typescript": "^5.9.3",
+    "vitest": "^4.1.5"
   },
   "packageManager": "pnpm@9.6.0",
   "pnpm": {

packages/@tailwindcss-browser/package.json

@@ -30,8 +30,8 @@
     "access": "public"
   },
   "devDependencies": {
-    "h3": "^1.15.5",
-    "listhen": "^1.9.0",
+    "h3": "^1.15.11",
+    "listhen": "^1.9.1",
     "tailwindcss": "workspace:*"
   }
 }

packages/@tailwindcss-cli/package.json

@@ -32,7 +32,7 @@
     "@parcel/watcher": "^2.5.1",
     "@tailwindcss/node": "workspace:*",
     "@tailwindcss/oxide": "workspace:*",
-    "enhanced-resolve": "^5.19.0",
+    "enhanced-resolve": "^5.20.1",
     "mri": "^1.2.0",
     "picocolors": "^1.1.1",
     "tailwindcss": "workspace:*"

packages/@tailwindcss-node/package.json

@@ -38,7 +38,7 @@
   },
   "dependencies": {
     "@jridgewell/remapping": "^2.3.5",
-    "enhanced-resolve": "^5.19.0",
+    "enhanced-resolve": "^5.20.1",
     "jiti": "^2.6.1",
     "lightningcss": "catalog:",
     "magic-string": "^0.30.21",

packages/@tailwindcss-node/tsconfig.json

@@ -1,3 +1,6 @@
 {
   "extends": "../tsconfig.base.json",
+  "compilerOptions": {
+    "verbatimModuleSyntax": false,
+  },
 }

packages/@tailwindcss-postcss/package.json

@@ -33,13 +33,13 @@
     "@alloc/quick-lru": "^5.2.0",
     "@tailwindcss/node": "workspace:*",
     "@tailwindcss/oxide": "workspace:*",
-    "postcss": "^8.5.6",
+    "postcss": "^8.5.10",
     "tailwindcss": "workspace:*"
   },
   "devDependencies": {
     "@types/node": "catalog:",
     "@types/postcss-import": "14.0.3",
-    "dedent": "1.7.1",
+    "dedent": "1.7.2",
     "internal-example-plugin": "workspace:*",
     "postcss-import": "^16.1.1"
   }

packages/@tailwindcss-postcss/tsconfig.json

@@ -1,3 +1,6 @@
 {
   "extends": "../tsconfig.base.json",
+  "compilerOptions": {
+    "verbatimModuleSyntax": false,
+  },
 }

packages/@tailwindcss-standalone/package.json

@@ -30,7 +30,7 @@
     "@tailwindcss/forms": "^0.5.11",
     "@tailwindcss/typography": "^0.5.19",
     "detect-libc": "1.0.3",
-    "enhanced-resolve": "^5.19.0",
+    "enhanced-resolve": "^5.20.1",
     "tailwindcss": "workspace:*"
   },
   "__notes": "These binary packages must be included so Bun can build the CLI for all supported platforms. We also rely on Lightning CSS and Parcel being patched so Bun can statically analyze the executables.",
@@ -42,8 +42,8 @@
     "@parcel/watcher-linux-x64-glibc": "^2.5.6",
     "@parcel/watcher-linux-x64-musl": "^2.5.6",
     "@parcel/watcher-win32-x64": "^2.5.6",
-    "@types/bun": "^1.3.9",
-    "bun": "^1.3.9",
+    "@types/bun": "^1.3.13",
+    "bun": "^1.3.13",
     "lightningcss-darwin-arm64": "catalog:",
     "lightningcss-darwin-x64": "catalog:",
     "lightningcss-linux-arm64-gnu": "catalog:",

packages/@tailwindcss-upgrade/package.json

@@ -29,13 +29,13 @@
   "dependencies": {
     "@tailwindcss/node": "workspace:*",
     "@tailwindcss/oxide": "workspace:*",
-    "dedent": "1.7.1",
-    "enhanced-resolve": "^5.19.0",
-    "globby": "^15.0.0",
-    "jiti": "^2.0.0-beta.3",
+    "dedent": "1.7.2",
+    "enhanced-resolve": "^5.20.1",
+    "globby": "^16.2.0",
+    "jiti": "^2.6.1",
     "mri": "^1.2.0",
     "picocolors": "^1.1.1",
-    "postcss": "^8.5.6",
+    "postcss": "^8.5.10",
     "postcss-import": "^16.1.1",
     "postcss-selector-parser": "^7.1.1",
     "prettier": "catalog:",

packages/@tailwindcss-upgrade/src/index.ts

@@ -199,6 +199,13 @@ async function run() {
             }
           }
 
+          // Prime the compiler/designSystem cache against the pre-migration AST
+          // so the later template-migration phase sees the same v4 state. After
+          // this point, `sheet.root` may be mutated by `migrateStylesheet`.
+          if (!version.isMajor(3) && sheet.isTailwindRoot) {
+            await Promise.all([sheet.compiler(), sheet.designSystem()])
+          }
+
           await migrateStylesheet(sheet, {
             newPrefix: config?.newPrefix ?? null,
             designSystem: config?.designSystem ?? (await sheet.designSystem()),
@@ -367,7 +374,9 @@ async function run() {
                   break
                 }
 
-                parent = path.dirname(parent)
+                let nextParent = path.dirname(parent)
+                if (nextParent === parent) break
+                parent = nextParent
               } while (parent)
 
               if (ignoredPaths.has(culprit)) continue // Already logged, skip

packages/@tailwindcss-upgrade/src/stylesheet.ts

@@ -265,23 +265,26 @@ export class Stylesheet {
     return false
   }
 
+  #compiler?: Promise<Awaited<ReturnType<typeof compileAst>> | null>
+  #designSystem?: Promise<Awaited<ReturnType<typeof __unstable__loadDesignSystem>> | null>
+
   async compiler(): Promise<Awaited<ReturnType<typeof compileAst>> | null> {
     if (!this.isTailwindRoot) return null
     if (!this.file) return null
 
-    return compileAst(postCssAstToCssAst(this.root), {
+    return (this.#compiler ??= compileAst(postCssAstToCssAst(this.root), {
       base: path.dirname(this.file),
       onDependency() {},
-    })
+    }))
   }
 
   async designSystem(): Promise<Awaited<ReturnType<typeof __unstable__loadDesignSystem>> | null> {
     if (!this.isTailwindRoot) return null
     if (!this.file) return null
 
-    return __unstable__loadDesignSystem(this.root.toString(), {
+    return (this.#designSystem ??= __unstable__loadDesignSystem(this.root.toString(), {
       base: path.dirname(this.file),
-    })
+    }))
   }
 
   [util.inspect.custom]() {

packages/@tailwindcss-webpack/tsconfig.json

@@ -1,3 +1,6 @@
 {
   "extends": "../tsconfig.base.json",
+  "compilerOptions": {
+    "verbatimModuleSyntax": false,
+  },
 }

packages/tailwindcss/package.json

@@ -130,7 +130,7 @@
     "@jridgewell/remapping": "^2.3.5",
     "@tailwindcss/oxide": "workspace:^",
     "@types/node": "catalog:",
-    "dedent": "1.7.1",
+    "dedent": "1.7.2",
     "lightningcss": "catalog:",
     "magic-string": "^0.30.21",
     "source-map-js": "^1.2.1"

packages/tailwindcss/tsconfig.json

@@ -1,3 +1,6 @@
 {
   "extends": "../tsconfig.base.json",
+  "compilerOptions": {
+    "verbatimModuleSyntax": false,
+  },
 }