Fix: crash on WebStorm (fixes #14) (#15)

lib/internal/get-linters.js

@@ -5,13 +5,29 @@
 "use strict"
 
 const path = require("path")
-const needle = `${path.sep}eslint${path.sep}`
+const needle = `${path.sep}node_modules${path.sep}eslint${path.sep}`
 
 module.exports = () => {
     const eslintPaths = new Set(
         Object.keys(require.cache)
             .filter(id => id.includes(needle))
             .map(id => id.slice(0, id.indexOf(needle) + needle.length))
     )
-    return Array.from(eslintPaths).map(eslintPath => require(eslintPath).Linter)
+    const linters = []
+
+    for (const eslintPath of eslintPaths) {
+        try {
+            const linter = require(eslintPath).Linter
+
+            if (linter) {
+                linters.push(linter)
+            }
+        } catch (error) {
+            if (error.code !== "MODULE_NOT_FOUND") {
+                throw error
+            }
+        }
+    }
+
+    return linters
 }