1 files changed, 66 insertions, 1 deletions
diff --git a/fs/glob.ts b/fs/glob.ts
index 506d4012c..b974f2b29 100644
--- a/fs/glob.ts
+++ b/fs/glob.ts
@@ -1,4 +1,7 @@
 import { globrex } from "./globrex.ts";
+import { isAbsolute, join } from "./path/mod.ts";
+import { WalkInfo, walk, walkSync } from "./walk.ts";
+const { cwd } = Deno;
 
 export interface GlobOptions {
   // Allow ExtGlob features
@@ -41,7 +44,11 @@ export interface GlobOptions {
  * @returns A RegExp for the glob pattern
  */
 export function glob(glob: string, options: GlobOptions = {}): RegExp {
-  return globrex(glob, options).regex;
+  const result = globrex(glob, options);
+  if (options.filepath) {
+    return result.path!.regex;
+  }
+  return result.regex;
 }
 
 /** Test whether the given string is a glob */
@@ -76,3 +83,61 @@ export function isGlob(str: string): boolean {
 
   return false;
 }
+
+export interface ExpandGlobOptions extends GlobOptions {
+  root?: string;
+  includeDirs?: boolean;
+}
+
+/**
+ * Expand the glob string from the specified `root` directory and yield each
+ * result as a `WalkInfo` object.
+ */
+// TODO: Use a proper glob expansion algorithm.
+// This is a very incomplete solution. The whole directory tree from `root` is
+// walked and parent paths are not supported.
+export async function* expandGlob(
+  globString: string,
+  {
+    root = cwd(),
+    includeDirs = true,
+    extended = false,
+    globstar = false,
+    strict = false,
+    filepath = true,
+    flags = ""
+  }: ExpandGlobOptions = {}
+): AsyncIterableIterator<WalkInfo> {
+  const absoluteGlob = isAbsolute(globString)
+    ? globString
+    : join(root, globString);
+  const globOptions = { extended, globstar, strict, filepath, flags };
+  yield* walk(root, {
+    match: [glob(absoluteGlob, globOptions)],
+    includeDirs
+  });
+}
+
+/** Synchronous version of `expandGlob()`. */
+// TODO: As `expandGlob()`.
+export function* expandGlobSync(
+  globString: string,
+  {
+    root = cwd(),
+    includeDirs = true,
+    extended = false,
+    globstar = false,
+    strict = false,
+    filepath = true,
+    flags = ""
+  }: ExpandGlobOptions = {}
+): IterableIterator<WalkInfo> {
+  const absoluteGlob = isAbsolute(globString)
+    ? globString
+    : join(root, globString);
+  const globOptions = { extended, globstar, strict, filepath, flags };
+  yield* walkSync(root, {
+    match: [glob(absoluteGlob, globOptions)],
+    includeDirs
+  });
+}