Revert "Pass absolute path to directoryExists (microsoft#46086)"

This reverts commit 55b4928.

Author: andrewbranch

src/compiler/utilities.ts

@@ -6629,7 +6629,7 @@ namespace ts {
             includeFilePattern: getRegularExpressionForWildcard(includes, absolutePath, "files"),
             includeDirectoryPattern: getRegularExpressionForWildcard(includes, absolutePath, "directories"),
             excludePattern: getRegularExpressionForWildcard(excludes, absolutePath, "exclude"),
-            basePaths: getBasePaths(absolutePath, includes, useCaseSensitiveFileNames)
+            basePaths: getBasePaths(path, includes, useCaseSensitiveFileNames)
         };
     }
 
@@ -6653,22 +6653,22 @@ namespace ts {
         const results: string[][] = includeFileRegexes ? includeFileRegexes.map(() => []) : [[]];
         const visited = new Map<string, true>();
         const toCanonical = createGetCanonicalFileName(useCaseSensitiveFileNames);
-        for (const absoluteBasePath of patterns.basePaths) {
-            if (directoryExists(absoluteBasePath)) {
-                visitDirectory(absoluteBasePath, depth);
+        for (const basePath of patterns.basePaths) {
+            if (directoryExists(basePath)) {
+                visitDirectory(basePath, combinePaths(currentDirectory, basePath), depth);
             }
         }
 
         return flatten(results);
 
-        function visitDirectory(absolutePath: string, depth: number | undefined) {
+        function visitDirectory(path: string, absolutePath: string, depth: number | undefined) {
             const canonicalPath = toCanonical(realpath(absolutePath));
             if (visited.has(canonicalPath)) return;
             visited.set(canonicalPath, true);
-            const { files, directories } = getFileSystemEntries(absolutePath);
+            const { files, directories } = getFileSystemEntries(path);
 
             for (const current of sort<string>(files, compareStringsCaseSensitive)) {
-                const name = combinePaths(absolutePath, current);
+                const name = combinePaths(path, current);
                 const absoluteName = combinePaths(absolutePath, current);
                 if (extensions && !fileExtensionIsOneOf(name, extensions)) continue;
                 if (excludeRegex && excludeRegex.test(absoluteName)) continue;
@@ -6691,32 +6691,32 @@ namespace ts {
             }
 
             for (const current of sort<string>(directories, compareStringsCaseSensitive)) {
+                const name = combinePaths(path, current);
                 const absoluteName = combinePaths(absolutePath, current);
                 if ((!includeDirectoryRegex || includeDirectoryRegex.test(absoluteName)) &&
                     (!excludeRegex || !excludeRegex.test(absoluteName))) {
-                    visitDirectory(absoluteName, depth);
+                    visitDirectory(name, absoluteName, depth);
                 }
             }
         }
     }
 
     /**
      * Computes the unique non-wildcard base paths amongst the provided include patterns.
-     * @returns Absolute directory paths
      */
-    function getBasePaths(absoluteTsconfigPath: string, includes: readonly string[] | undefined, useCaseSensitiveFileNames: boolean): string[] {
+    function getBasePaths(path: string, includes: readonly string[] | undefined, useCaseSensitiveFileNames: boolean): string[] {
         // Storage for our results in the form of literal paths (e.g. the paths as written by the user).
-        const basePaths: string[] = [absoluteTsconfigPath];
+        const basePaths: string[] = [path];
 
         if (includes) {
             // Storage for literal base paths amongst the include patterns.
             const includeBasePaths: string[] = [];
             for (const include of includes) {
                 // We also need to check the relative paths by converting them to absolute and normalizing
                 // in case they escape the base path (e.g "..\somedirectory")
-                const absoluteIncludePath: string = isRootedDiskPath(include) ? include : normalizePath(combinePaths(absoluteTsconfigPath, include));
+                const absolute: string = isRootedDiskPath(include) ? include : normalizePath(combinePaths(path, include));
                 // Append the literal and canonical candidate base paths.
-                includeBasePaths.push(getIncludeBasePath(absoluteIncludePath));
+                includeBasePaths.push(getIncludeBasePath(absolute));
             }
 
             // Sort the offsets array using either the literal or canonical path representations.
@@ -6725,7 +6725,7 @@ namespace ts {
             // Iterate over each include base path and include unique base paths that are not a
             // subpath of an existing base path
             for (const includeBasePath of includeBasePaths) {
-                if (every(basePaths, basePath => !containsPath(basePath, includeBasePath, absoluteTsconfigPath, !useCaseSensitiveFileNames))) {
+                if (every(basePaths, basePath => !containsPath(basePath, includeBasePath, path, !useCaseSensitiveFileNames))) {
                     basePaths.push(includeBasePath);
                 }
             }

src/testRunner/unittests/publicApi.ts

@@ -182,34 +182,3 @@ describe("unittests:: Public APIs:: getChild* methods on EndOfFileToken with JSD
     assert.equal(endOfFileToken.getChildCount(), 1);
     assert.notEqual(endOfFileToken.getChildAt(0), /*expected*/ undefined);
 });
-
-describe("unittests:: Public APIs:: sys", () => {
-    it("readDirectory", () => {
-        // #45990, testing passing a non-absolute path
-        // `sys.readDirectory` is just `matchFiles` plugged into the real FS
-        const read = ts.matchFiles(
-            /*path*/ "",
-            /*extensions*/ [".ts", ".tsx"],
-            /*excludes*/ ["node_modules", "dist"],
-            /*includes*/ ["**/*"],
-            /*useCaseSensitiveFileNames*/ true,
-            /*currentDirectory*/ "/",
-            /*depth*/ undefined,
-            /*getFileSystemEntries*/ path => {
-                switch (path) {
-                    case "/": return { directories: [], files: ["file.ts"] };
-                    default: return { directories: [], files: [] };
-                }
-            },
-            /*realpath*/ ts.identity,
-            /*directoryExists*/ path => {
-                switch (path) {
-                    case "/": return true;
-                    default: return false;
-                }
-            }
-        );
-
-        assert.deepEqual(read, ["/file.ts"]);
-    });
-});