Support shimmed ruby versions

README.md

@@ -107,7 +107,7 @@ file](https://prettier.io/docs/en/configuration.html).
 
 ```json
 {
-  "plugins": ["@prettier/plugin-ruby"],
+  "plugins": ["@prettier/plugin-ruby"]
 }
 ```
 

src/plugin.js

@@ -67,6 +67,8 @@ export async function spawnServer(opts, killOnExit = true) {
   const tmpdir = os.tmpdir();
   const filepath = path.join(tmpdir, `prettier-ruby-parser-${process.pid}.txt`);
 
+  const currentFile = opts.filepath || process.cwd();
+
   const server = spawn(
     opts.rubyExecutablePath || "ruby",
     [
@@ -75,6 +77,7 @@ export async function spawnServer(opts, killOnExit = true) {
       filepath
     ],
     {
+      cwd: path.dirname(currentFile),
       env: Object.assign({}, process.env, { LANG: getLang() }),
       stdio: ["ignore", "ignore", "inherit"],
       detached: true

test/js/ruby/nodes/lambda.test.js

@@ -36,9 +36,9 @@ describe("lambda", () => {
     return expect(`command :foo, -> { ${long} }`).toChangeFormat(
       ruby(`
         command :foo,
-                -> {
+                -> do
                   ${long}
-                }
+                end
       `)
     );
   });
@@ -51,9 +51,9 @@ describe("lambda", () => {
     return expect(`command.call :foo, -> { ${long} }`).toChangeFormat(
       ruby(`
         command.call :foo,
-                     -> {
+                     -> do
                        ${long}
-                     }
+                     end
       `)
     );
   });
@@ -62,9 +62,9 @@ describe("lambda", () => {
     return expect(`command :foo, bar: -> { ${long} }`).toChangeFormat(
       ruby(`
         command :foo,
-                bar: -> {
+                bar: -> do
                   ${long}
-                }
+                end
       `)
     );
   });
@@ -79,9 +79,9 @@ describe("lambda", () => {
                   ${long},
                   a${long},
                   aa${long}
-                ) {
+                ) do
                   true
-                }
+                end
       `)
     );
   });