From 7064b298d70490b8c129e736e322e0b356e8fb24 Mon Sep 17 00:00:00 2001
From: Daniel Tschinder <daniel@tschinder.de>
Date: Sat, 18 Nov 2017 21:54:24 +0100
Subject: [PATCH] Make SpreadProperty and RestProperty a deprecatedAlias
 (#6853)

instead of hardcoding backwards compatiblity.
This way we get deprecation warnings and also builders will work.
---
 packages/babel-types/src/definitions/core.js   | 1 +
 packages/babel-types/src/definitions/es2015.js | 1 +
 packages/babel-types/src/index.js              | 8 --------
 3 files changed, 2 insertions(+), 8 deletions(-)

diff --git a/packages/babel-types/src/definitions/core.js b/packages/babel-types/src/definitions/core.js
index 9897dec2e0..597aad960b 100644
--- a/packages/babel-types/src/definitions/core.js
+++ b/packages/babel-types/src/definitions/core.js
@@ -661,6 +661,7 @@ defineType("RestElement", {
   visitor: ["argument", "typeAnnotation"],
   builder: ["argument"],
   aliases: ["LVal", "PatternLike"],
+  deprecatedAlias: "RestProperty",
   fields: {
     ...patternLikeCommon,
     argument: {
diff --git a/packages/babel-types/src/definitions/es2015.js b/packages/babel-types/src/definitions/es2015.js
index 728fd69c34..f45f09db4d 100644
--- a/packages/babel-types/src/definitions/es2015.js
+++ b/packages/babel-types/src/definitions/es2015.js
@@ -466,6 +466,7 @@ defineType("ObjectPattern", {
 defineType("SpreadElement", {
   visitor: ["argument"],
   aliases: ["UnaryLike"],
+  deprecatedAlias: "SpreadProperty",
   fields: {
     argument: {
       validate: assertNodeType("Expression"),
diff --git a/packages/babel-types/src/index.js b/packages/babel-types/src/index.js
index bdffa7c96c..9288ea4515 100644
--- a/packages/babel-types/src/index.js
+++ b/packages/babel-types/src/index.js
@@ -77,14 +77,6 @@ for (const type in t.VISITOR_KEYS) {
   registerType(type);
 }
 
-// Compat helpers so code for Babel 6.x is more likely to work on Babel 7.x.
-export function isRestProperty(...args) {
-  return t.isRestElement(...args);
-}
-export function isSpreadProperty(...args) {
-  return t.isSpreadElement(...args);
-}
-
 /**
  * Flip `ALIAS_KEYS` for faster access in the reverse direction.
  */