add examples

Author: timreichen

README.md

@@ -2,11 +2,55 @@
 
 Resolve specifiers with import maps.
 
-## Usage
+## Examples
+
+### Imports
 ```ts
 import { resolve } from "https://deno.land/x/importmap/mod.ts"
 
 const specifier = "foo/mod.ts"
-const importMap = { imports: { "foo/": "bar/" } }
-const resolvedSpecifier = resolve(specifier, importMap) // returns "bar/mod.ts"
-```
+const importMap = {
+  imports: {
+    "foo/": "bar/"
+  }
+}
+resolve(specifier, importMap) // returns "bar/mod.ts"
+```
+
+### URLs
+```ts
+import { resolve } from "https://deno.land/x/importmap/mod.ts"
+
+const specifier = "path/mod.ts"
+const importMap = {
+  imports: {
+    "path/": "https://deno.land/std/path/"
+  }
+}
+resolve(specifier, importMap) // returns "https://deno.land/std/path/mod.ts"
+```
+
+### Scopes
+
+```ts
+import { resolve } from "https://deno.land/x/importmap/mod.ts"
+
+const specifier = "path/mod.ts"
+ const importMap = {
+  imports: {
+    "a": "/a-1.ts",
+    "b": "/b-1.ts"
+  },
+  scopes: {
+    "/scope2/": {
+      "a": "/a-2.ts"
+    }
+  }
+}
+resolve("a", importMap, "/scope1/foo.ts") // returns "/a-1.ts"
+resolve("b", importMap, "/scope1/foo.ts") // returns "/b-1.ts"
+
+resolve("a", importMap, "/scope2/foo.ts") // returns "/a-2.ts"
+resolve("b", importMap, "/scope2/foo.ts") // returns "/b-1.ts"
+```
+