fix package resolution

index.js

@@ -1,6 +1,5 @@
 const path = require('path');
 const fs = require('fs');
-const relative = require('require-relative');
 const { createFilter } = require('@rollup/pluginutils');
 const { compile, preprocess } = require('svelte/compiler');
 
@@ -15,56 +14,6 @@ const plugin_options = new Set([
  'preprocess'
 ]);
 
-const parse_pkg = function (dir) {
- const pkg_file = path.join(dir, 'package.json');
-
- try {
- return JSON.parse(fs.readFileSync(pkg_file, 'utf-8'));
- } catch (e) {
- return false;
- }
-};
-
-const get_dir = (file, importer) =>
- relative.resolve(file, path.dirname(importer));
-
-const find_pkg = function (name, importer) {
- let dir, pkg;
-
- const file = `${name}/package.json`;
-
- try {
- const resolved = get_dir(file, importer);
- dir = path.dirname(resolved);
- pkg = require(resolved);
- } catch (err) {
- if (err.code === 'MODULE_NOT_FOUND') return { pkg: null, dir };
- if (err.code === 'ERR_PACKAGE_PATH_NOT_EXPORTED') {
- dir = path.dirname(get_dir(file, importer));
-
- while (dir) {
- pkg = parse_pkg(dir);
-
- if (pkg && pkg.name === name) {
- return { pkg, dir };
- }
-
- const parent = path.dirname(dir);
- if (parent === dir) {
- break;
- }
- dir = parent;
- }
-
- return { pkg: null, dir };
- }
-
- throw err;
- }
-
- return { pkg, dir };
-};
-
 /**
  * @param [options] {Partial<import('.').Options>}
  * @returns {import('rollup').Plugin}
@@ -120,11 +69,18 @@ module.exports = function (options = {}) {
  name += `/${parts.shift()}`;
  }
 
- const { pkg, dir } = find_pkg(name, importer);
-
- // use pkg.svelte
- if (parts.length === 0 && pkg && pkg.svelte) {
- return path.resolve(dir, pkg.svelte);
+ if (parts.length > 0) return;
+
+ let search_dir = importer;
+ while (search_dir !== (search_dir = path.dirname(search_dir))) {
+ const dir = path.join(search_dir, 'node_modules', name);
+ const file = path.join(dir, 'package.json');
+ if (fs.existsSync(file)) {
+ const pkg = JSON.parse(fs.readFileSync(file, 'utf-8'));
+ if (pkg.svelte) {
+ return path.resolve(dir, pkg.svelte);
+ }
+ }
  }
  },
 

package.json

@@ -25,7 +25,6 @@
  "node": ">=10"
  },
  "dependencies": {
- "require-relative": "^0.8.7",
  "@rollup/pluginutils": "^4.1.0"
  },
  "peerDependencies": {