@netlify/config - npm Package Compare versions

Comparing version 20.11.1 to 20.12.0

./lib/index.js

 export { DEV_EVENTS, EVENTS } from './events.js';
 export { cleanupConfig } from './log/cleanup.js';
 export { resolveConfig } from './main.js';
+export { mergeConfigs } from './merge.js';
 export { applyMutations } from './mutations/apply.js';
 export { restoreConfig, updateConfig } from './mutations/update.js';

lib/index.js

 export { DEV_EVENTS, EVENTS } from './events.js';
 export { cleanupConfig } from './log/cleanup.js';
 export { resolveConfig } from './main.js';
+export { mergeConfigs } from './merge.js';
 export { applyMutations } from './mutations/apply.js';
 export { restoreConfig, updateConfig } from './mutations/update.js';

lib/merge.js

@@ -8,6 +8,7 @@ import deepmerge from 'deepmerge';
 // Configuration objects are deeply merged.
-//   - Arrays are overridden, not concatenated.
-export const mergeConfigs = function (configs) {
+//   - By default, Arrays are overridden, not concatenated. This behavior can
+//     be changed by setting the `concatenateArrays` property to `true`.
+export const mergeConfigs = function (configs, { concatenateArrays } = {}) {
     const cleanedConfigs = configs.map(removeUndefinedProps);
-    return deepmerge.all(cleanedConfigs, { arrayMerge });
+    return deepmerge.all(cleanedConfigs, { arrayMerge: concatenateArrays ? arrayConcatenate : arrayMerge });
 };
@@ -26,2 +27,7 @@ const removeUndefinedProps = function ({ build = {}, ...config }) {
 };
+// Concatenate two arrays such that elements from array A come after elements
+// from array B.
+const arrayConcatenate = function (arrayA, arrayB) {
+    return [...arrayB, ...arrayA];
+};
 // `deepmerge` does not allow retrieving the name of the array property being
@@ -28,0 +34,0 @@ // merged, so we need to do some heuristics.

package.json

 {
   "name": "@netlify/config",
-  "version": "20.11.1",
+  "version": "20.12.0",
   "description": "Netlify config module",
@@ -97,3 +97,3 @@ "type": "module",
   },
-  "gitHead": "178e6b05e2befca86cbd0ecc73814f9006a129dc"
+  "gitHead": "24f130e0d2e27091cd5998cb23f19718e3785824"
 }

No alert changes

Improved metrics

Total package byte prevSize

134366

increased by0.34%

Lines of code

2949

increased by0.27%

No dependency changes