ci(commits): add commitlint configuration to allow longer dependency commits

Author: jdbruijn

commitlint.config.js

@@ -1,3 +1,57 @@
 module.exports = {
   extends: ['@commitlint/config-conventional'],
+  plugins: [
+    {
+      rules: {
+        'header-max-length-deps': (parsed) => {
+          const config = {
+            maxLength: 100,
+            dependencyCommit: {
+              type: /^(chore|fix)/,
+              scope: /(peer-)?deps/,
+              maxLength: 200,
+            },
+          };
+
+          const length = parsed.header.length;
+          const isDepsCommit =
+            config.dependencyCommit.type.test(parsed.type) &&
+            config.dependencyCommit.scope.test(parsed.scope);
+
+          if (length <= config.maxLength) {
+            return [true];
+          }
+
+          if (!isDepsCommit && length > config.maxLength) {
+            return [
+              false,
+              [
+                `header must not be longer than ${config.maxLength}`,
+                `characters, current length is ${length}`,
+              ].join(' '),
+            ];
+          }
+
+          if (isDepsCommit && length > config.dependencyCommit.maxLength) {
+            return [
+              false,
+              [
+                `header for dependency commits must not be longer than`,
+                `${config.dependencyCommit.maxLength} characters, current`,
+                `length is ${length}`,
+              ].join(' '),
+            ];
+          }
+
+          return [true];
+        },
+      },
+    },
+  ],
+  rules: {
+    'body-max-line-length': [0],
+    'footer-max-line-length': [0],
+    'header-max-length': [0],
+    'header-max-length-deps': [2, 'always'],
+  },
 };