fix: ignore operations and fragments in no-hashtag-description rule (#818)

Author: dimaMachina

.changeset/young-roses-invite.md

@@ -0,0 +1,5 @@
+---
+'@graphql-eslint/eslint-plugin': patch
+---
+
+fix: ignore operations and fragments in `no-hashtag-description` rule

packages/plugin/src/rules/no-hashtag-description.ts

@@ -1,4 +1,4 @@
-import { TokenKind } from 'graphql';
+import { Kind, TokenKind } from 'graphql';
 import { GraphQLESLintRule } from '../types';
 import { getLocation } from '../utils';
 
@@ -7,8 +7,7 @@ const HASHTAG_COMMENT = 'HASHTAG_COMMENT';
 const rule: GraphQLESLintRule = {
   meta: {
     messages: {
-      [HASHTAG_COMMENT]:
-        'Using hashtag (#) for adding GraphQL descriptions is not allowed. Prefer using """ for multiline, or " for a single line description.',
+      [HASHTAG_COMMENT]: `Using hashtag (#) for adding GraphQL descriptions is not allowed. Prefer using """ for multiline, or " for a single line description.`,
     },
     docs: {
       description:
@@ -56,16 +55,17 @@ const rule: GraphQLESLintRule = {
     schema: [],
   },
   create(context) {
+    const selector = `${Kind.DOCUMENT}[definitions.0.kind!=/^(${Kind.OPERATION_DEFINITION}|${Kind.FRAGMENT_DEFINITION})$/]`;
     return {
-      Document(node) {
+      [selector](node) {
         const rawNode = node.rawNode();
         let token = rawNode.loc.startToken;
 
         while (token !== null) {
           const { kind, prev, next, value, line, column } = token;
 
           if (kind === TokenKind.COMMENT && prev && next) {
-            const isEslintComment = value.trimLeft().startsWith('eslint');
+            const isEslintComment = value.trimStart().startsWith('eslint');
             const linesAfter = next.line - line;
 
             if (!isEslintComment && line !== prev.line && next.kind === TokenKind.NAME && linesAfter < 2) {

packages/plugin/tests/no-hashtag-description.spec.ts

@@ -70,6 +70,30 @@ ruleTester.runGraphQLTests('no-hashtag-description', rule, {
         ): User
       }
     `,
+    /* GraphQL */ `
+      # ok
+      query {
+        test
+      }
+    `,
+    /* GraphQL */ `
+      # ok
+      mutation {
+        test
+      }
+    `,
+    /* GraphQL */ `
+      # ok
+      subscription {
+        test
+      }
+    `,
+    /* GraphQL */ `
+      # ok
+      fragment UserFields on User {
+        id
+      }
+    `,
   ],
   invalid: [
     {