add eclude line plugin

build/rollup-exclude-lines.js

@@ -0,0 +1,41 @@
+/**
+ * Remove parts of files from outputs. Everything between a pair of `/* start-delete-from-build *\u002f`
+ * and `/* end-delete-from-build *\u002f` comments
+ *
+ * Based on https://github.com/se-panfilov/rollup-plugin-strip-code
+ */
+
+import { createFilter } from '@rollup/pluginutils';
+
+const START_COMMENT = 'start-delete-from-build';
+const END_COMMENT = 'end-delete-from-build';
+
+/**
+ * Remove lines of code surrounded by comments
+ *
+ * @param {Object} [options] Options
+ * @param {string} [options.include] Files to inlcude
+ * @param {string} [options.exclude] Files to exclude
+ * @param {string} [options.startComment] Starting keywork, default start-delete-from-build
+ * @param {string} [options.endComment] Eding keywork, default end-delete-from-build
+ * @param {RegExp} [options.pattern] Custom regex
+ * @return void
+ */
+export default function excludeLines(options = {}) {
+  // assume that the myPlugin accepts options of `options.include` and `options.exclude`
+  const filter = createFilter(options.include, options.exclude);
+
+  return {
+    transform(code, id) {
+      if (!filter(id)) {
+        return;
+      }
+
+      const startComment = options.startComment || START_COMMENT;
+      const endComment = options.endComment || END_COMMENT;
+      const defaultPattern = new RegExp(`([\\t ]*\\/\\* ?${startComment} ?\\*\\/)[\\s\\S]*?(\\/\\* ?${endComment} ?\\*\\/[\\t ]*\\n?)`, 'g');
+
+      return code.replace(options.pattern || defaultPattern, '');
+    }
+  };
+}