inline `getModuleDependencies`

packages/tailwindcss-language-server/package.json

@@ -30,6 +30,7 @@
     "builtin-modules": "3.2.0",
     "chokidar": "3.5.1",
     "debounce": "1.2.0",
+    "detective": "5.2.0",
     "dlv": "1.1.3",
     "dset": "2.0.1",
     "enhanced-resolve": "5.8.0",
@@ -44,10 +45,10 @@
     "postcss-load-config": "3.0.1",
     "postcss-selector-parser": "6.0.2",
     "prettier": "2.3.0",
+    "resolve": "1.20.0",
     "rimraf": "3.0.2",
     "semver": "7.3.2",
     "stack-trace": "0.0.10",
-    "tailwindcss": "2.0.3",
     "terser": "4.6.12",
     "typescript": "4.2.4",
     "vscode-languageserver": "7.0.0",

packages/tailwindcss-language-server/src/util/getModuleDependencies.ts

@@ -1,7 +1,45 @@
-import _getModuleDependencies from 'tailwindcss/lib/lib/getModuleDependencies'
+import fs from 'fs'
+import path from 'path'
+import resolve from 'resolve'
+import detective from 'detective'
 
 export function getModuleDependencies(modulePath: string): string[] {
   return _getModuleDependencies(modulePath)
     .map(({ file }) => file)
     .filter((file) => file !== modulePath)
 }
+
+function createModule(file) {
+  const source = fs.readFileSync(file, 'utf-8')
+  const requires = detective(source)
+
+  return { file, requires }
+}
+
+function _getModuleDependencies(entryFile) {
+  const rootModule = createModule(entryFile)
+  const modules = [rootModule]
+
+  // Iterate over the modules, even when new
+  // ones are being added
+  for (const mdl of modules) {
+    mdl.requires
+      .filter((dep) => {
+        // Only track local modules, not node_modules
+        return dep.startsWith('./') || dep.startsWith('../')
+      })
+      .forEach((dep) => {
+        try {
+          const basedir = path.dirname(mdl.file)
+          const depPath = resolve.sync(dep, { basedir })
+          const depModule = createModule(depPath)
+
+          modules.push(depModule)
+        } catch (_err) {
+          // eslint-disable-next-line no-empty
+        }
+      })
+  }
+
+  return modules
+}