From 46bbd477e3c7663ddfc96e2d7b469a56ba782c74 Mon Sep 17 00:00:00 2001
From: Jerko Steiner <jerko.steiner@gmail.com>
Date: Tue, 1 Oct 2019 11:08:28 +0700
Subject: [PATCH] Do not include peerDependencies in dependency list

---
 packages/image-upload/package.json      |  2 +-
 packages/scripts/src/scripts/imports.ts | 29 ++++++++++++++++++++-----
 2 files changed, 25 insertions(+), 6 deletions(-)

diff --git a/packages/image-upload/package.json b/packages/image-upload/package.json
index 6f91903..d2b2fc3 100644
--- a/packages/image-upload/package.json
+++ b/packages/image-upload/package.json
@@ -9,4 +9,4 @@
   "main": "lib/index.js",
   "types": "lib/index.d.ts",
   "module": "esm/index.js"
-}
\ No newline at end of file
+}
diff --git a/packages/scripts/src/scripts/imports.ts b/packages/scripts/src/scripts/imports.ts
index 29558d9..c85f105 100644
--- a/packages/scripts/src/scripts/imports.ts
+++ b/packages/scripts/src/scripts/imports.ts
@@ -8,8 +8,9 @@ import {join} from 'path'
 interface Package {
   name: string
   version: string
-  dependencies: Record<string, string>
-  devDependencies: Record<string, string>
+  peerDependencies?: Record<string, string>
+  dependencies?: Record<string, string>
+  devDependencies?: Record<string, string>
 }
 
 interface Dependencies {
@@ -168,8 +169,8 @@ export function imports(...argv: string[]) {
     .map(resolveModuleName)
     .reduce((obj, mod) => {
       const versionString =
-        rootPackage.dependencies[mod] ||
-        rootPackage.devDependencies[mod]
+        (rootPackage.dependencies || {})[mod] ||
+        (rootPackage.devDependencies || {})[mod]
       const resolvedModule = resolveModule(mod, versionString)
       obj[resolvedModule.name] = resolvedModule.version
       return obj
@@ -182,7 +183,25 @@ export function imports(...argv: string[]) {
     const imports = collectImports(pkgDir, 'tsconfig.json')
     const packageFile = join(pkgDir, 'package.json')
     const targetPackage = readPackage(packageFile)
-    targetPackage.dependencies = resolveDependencies(imports.dependencies)
+    const dependencies = resolveDependencies(imports.dependencies)
+    if (targetPackage.peerDependencies) {
+      const peerDependencyNames = new Set(
+        Object.keys(targetPackage.peerDependencies),
+      )
+      const depsWithoutPeers = Object
+      .keys(dependencies)
+      .reduce((obj, dep) => {
+        if (!peerDependencyNames.has(dep)) {
+          obj[dep] = dependencies[dep]
+        } else {
+          error('Skipping peer dependency "%s"', dep)
+        }
+        return obj
+      }, {} as Record<string, string>)
+      targetPackage.dependencies = depsWithoutPeers
+    } else {
+      targetPackage.dependencies = dependencies
+    }
     targetPackage.devDependencies = resolveDependencies(imports.devDependencies)
     debug('dependencies: %o', targetPackage.dependencies)
     debug('devDependencies: %o', targetPackage.devDependencies)