1 files changed, 48 insertions, 0 deletions
diff --git a/std/prettier/README.md b/std/prettier/README.md
new file mode 100644
index 000000000..6485d2da2
--- /dev/null
+++ b/std/prettier/README.md
@@ -0,0 +1,48 @@
+# prettier
+
+Prettier APIs and tools for deno
+
+## Use as a CLI
+
+To formats the source files, run:
+
+```bash
+deno --allow-read --allow-write https://deno.land/std/prettier/main.ts
+```
+
+You can format only specific files by passing the arguments.
+
+```bash
+deno --allow-read --allow-write https://deno.land/std/prettier/main.ts path/to/script.ts
+```
+
+You can format files on specific directory by passing the directory's path.
+
+```bash
+deno --allow-read --allow-write https://deno.land/std/prettier/main.ts path/to/script.ts
+```
+
+You can format the input plain text stream. default parse it as typescript code.
+
+```bash
+cat path/to/script.ts | deno https://deno.land/std/prettier/main.ts
+cat path/to/script.js | deno https://deno.land/std/prettier/main.ts --stdin-parser=babel
+cat path/to/config.json | deno https://deno.land/std/prettier/main.ts --stdin-parser=json
+cat path/to/README.md | deno https://deno.land/std/prettier/main.ts --stdin-parser=markdown
+```
+
+## Use API
+
+You can use APIs of prettier as the following:
+
+```ts
+import {
+  prettier,
+  prettierPlugins
+} from "https://deno.land/std/prettier/prettier.ts";
+
+prettier.format("const x = 1", {
+  parser: "babel",
+  plugins: prettierPlugins
+}); // => "const x = 1;"
+```