src/nodes/constants.js in prettier-0.21.0 vs src/nodes/constants.js in prettier-0.22.0

@@ -1,25 +1,43 @@
 const { concat, group, indent, join, softline } = require("../prettier");
-const { first, makeCall, prefix } = require("../utils");
+const { makeCall } = require("../utils");
 
+function printConstPath(path, opts, print) {
+  return join("::", path.map(print, "body"));
+}
+
+function printConstRef(path, opts, print) {
+  return path.call(print, "body", 0);
+}
+
+function printDefined(path, opts, print) {
+  return group(
+    concat([
+      "defined?(",
+      indent(concat([softline, path.call(print, "body", 0)])),
+      concat([softline, ")"])
+    ])
+  );
+}
+
+function printField(path, opts, print) {
+  return group(
+    concat([
+      path.call(print, "body", 0),
+      concat([makeCall(path, opts, print), path.call(print, "body", 2)])
+    ])
+  );
+}
+
+function printTopConst(path, opts, print) {
+  return concat(["::", path.call(print, "body", 0)]);
+}
+
 module.exports = {
-  const_path_field: (path, opts, print) => join("::", path.map(print, "body")),
-  const_path_ref: (path, opts, print) => join("::", path.map(print, "body")),
-  const_ref: first,
-  defined: (path, opts, print) =>
-    group(
-      concat([
-        "defined?(",
-        indent(concat([softline, path.call(print, "body", 0)])),
-        concat([softline, ")"])
-      ])
-    ),
-  field: (path, opts, print) =>
-    group(
-      concat([
-        path.call(print, "body", 0),
-        concat([makeCall(path, opts, print), path.call(print, "body", 2)])
-      ])
-    ),
-  top_const_field: prefix("::"),
-  top_const_ref: prefix("::")
+  const_path_field: printConstPath,
+  const_path_ref: printConstPath,
+  const_ref: printConstRef,
+  defined: printDefined,
+  field: printField,
+  top_const_field: printTopConst,
+  top_const_ref: printTopConst
 };