Add strict-non-nullable-variables rule

change/@graphitation-graphql-eslint-rules-9975efa4-c302-4e4a-af26-746c10e5cbea.json

@@ -0,0 +1,7 @@
+{
+  "type": "minor",
+  "comment": "add strict non-nullable-variables rule",
+  "packageName": "@graphitation/graphql-eslint-rules",
+  "email": "[email protected]",
+  "dependentChangeType": "patch"
+}

package.json

@@ -29,8 +29,7 @@
     "lage": "^2.7.1",
     "patch-package": "^6.4.7",
     "prettier": "^2.8.7",
-    "ts-jest": "^29.0.5",
-    "@graphql-eslint/eslint-plugin": "^3.7.0"
+    "ts-jest": "^29.0.5"
   },
   "resolutions": {
     "cross-fetch": "^3.1.5",

packages/graphql-eslint-rules/package.json

@@ -16,20 +16,20 @@
     "just": "monorepo-scripts"
   },
   "devDependencies": {
-    "@graphql-eslint/eslint-plugin": "^3.7.0",
+    "@graphql-eslint/eslint-plugin": "^3.20.0",
     "@types/jest": "^26.0.22",
     "@types/lodash.camelcase": "^4.3.6",
     "@types/lodash.kebabcase": "^4.1.6",
-    "@typescript-eslint/utils": "^5.10.1",
     "graphql": "^15.0.0",
+    "json-schema-to-ts": "2.9.1",
     "lodash.camelcase": "^4.3.0",
     "lodash.kebabcase": "^4.1.1",
     "monorepo-scripts": "*"
   },
   "peerDependencies": {
     "graphql": "^15.0.0",
-    "lodash.kebabcase": "^4.1.1",
-    "lodash.camelcase": "^4.3.0"
+    "lodash.camelcase": "^4.3.0",
+    "lodash.kebabcase": "^4.1.1"
   },
   "publishConfig": {
     "main": "./lib/index",

packages/graphql-eslint-rules/src/__tests__/__snapshots__/ban-directives.test.ts.snap

@@ -1,28 +1,57 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[` 1`] = `
-"  1 |
-  2 | query myOperation {
-> 3 |   user @client
-    |         ^ Use of directive @client is prohibited
-  4 |   description @foobar
-  5 | }"
-`;
+exports[`Invalid #1 1`] = `
+"#### ⌨️ Code
+
+      1 | query myOperation {
+      2 |   user @client
+      3 |   description @foobar
+      4 | }
+
+#### ⚙️ Options
 
-exports[` 2`] = `
-"  1 |
-  2 | query myOperation {
-> 3 |   user @client
-    |         ^ Use of directive @client is prohibited
-  4 |   description @foobar
-  5 | }"
+    {
+      "bannedDirectives": [
+        "client"
+      ]
+    }
+
+#### ❌ Error
+
+      1 | query myOperation {
+    > 2 |   user @client
+        |        ^ Use of directive @client is prohibited
+      3 |   description @foobar"
 `;
 
-exports[` 3`] = `
-"  1 |
-  2 | query myOperation {
-  3 |   user @client
-> 4 |   description @foobar
-    |                ^ Use of directive @foobar is prohibited
-  5 | }"
+exports[`Invalid #2 1`] = `
+"#### ⌨️ Code
+
+      1 | query myOperation {
+      2 |   user @client
+      3 |   description @foobar
+      4 | }
+
+#### ⚙️ Options
+
+    {
+      "bannedDirectives": [
+        "client",
+        "foobar"
+      ]
+    }
+
+#### ❌ Error 1/2
+
+      1 | query myOperation {
+    > 2 |   user @client
+        |        ^ Use of directive @client is prohibited
+      3 |   description @foobar
+
+#### ❌ Error 2/2
+
+      2 |   user @client
+    > 3 |   description @foobar
+        |               ^ Use of directive @foobar is prohibited
+      4 | }"
 `;

packages/graphql-eslint-rules/src/__tests__/__snapshots__/fragment-naming-conventions.test.ts.snap

@@ -1,31 +1,83 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[` 1`] = `
-"> 1 | fragment graphql_eslint_rules_user_fragment on User { id name }
-    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Fragment should follow the naming conventions, the expected name is GraphqlEslintRulesUserFragment OR GraphqlEslintRulesUserFragment_optionalSuffix It's possible to chain suffixes using underscore"
+exports[`Invalid #1 1`] = `
+"#### ⌨️ Code
+
+      1 | fragment graphql_eslint_rules_user_fragment on User { id name }
+
+#### ❌ Error
+
+    > 1 | fragment graphql_eslint_rules_user_fragment on User { id name }
+        | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Fragment should follow the naming conventions, the expected name is GraphqlEslintRulesUserFragment OR GraphqlEslintRulesUserFragment_optionalSuffix It's possible to chain suffixes using underscore
+
+#### 🔧 Autofix output
+
+      1 | fragment GraphqlEslintRulesUserFragment on User { id name }"
 `;
 
-exports[` 2`] = `
-"> 1 | fragment GraphqlEslintRulesUserFragment_ on User { id name }
-    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Fragment should follow the naming conventions, the expected name is GraphqlEslintRulesUserFragment OR GraphqlEslintRulesUserFragment_optionalSuffix It's possible to chain suffixes using underscore"
+exports[`Invalid #2 1`] = `
+"#### ⌨️ Code
+
+      1 | fragment GraphqlEslintRulesUserFragment_ on User { id name }
+
+#### ❌ Error
+
+    > 1 | fragment GraphqlEslintRulesUserFragment_ on User { id name }
+        | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Fragment should follow the naming conventions, the expected name is GraphqlEslintRulesUserFragment OR GraphqlEslintRulesUserFragment_optionalSuffix It's possible to chain suffixes using underscore
+
+#### 🔧 Autofix output
+
+      1 | fragment GraphqlEslintRulesUserFragment on User { id name }"
 `;
 
-exports[` 3`] = `
-"> 1 | fragment GraphqlEslintRulesUser on User { id name }
-    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Fragment should follow the naming conventions, the expected name is GraphqlEslintRulesUserFragment OR GraphqlEslintRulesUserFragment_optionalSuffix It's possible to chain suffixes using underscore"
+exports[`Invalid #3 1`] = `
+"#### ⌨️ Code
+
+      1 | fragment GraphqlEslintRulesUser on User { id name }
+
+#### ❌ Error
+
+    > 1 | fragment GraphqlEslintRulesUser on User { id name }
+        | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Fragment should follow the naming conventions, the expected name is GraphqlEslintRulesUserFragment OR GraphqlEslintRulesUserFragment_optionalSuffix It's possible to chain suffixes using underscore
+
+#### 🔧 Autofix output
+
+      1 | fragment GraphqlEslintRulesUserFragment on User { id name }"
 `;
 
-exports[` 4`] = `
-"> 1 | fragment UserFragment on User { id name }
-    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Fragment should follow the naming conventions, the expected name is GraphqlEslintRulesUserFragment OR GraphqlEslintRulesUserFragment_optionalSuffix It's possible to chain suffixes using underscore"
+exports[`Invalid #4 1`] = `
+"#### ⌨️ Code
+
+      1 | fragment UserFragment on User { id name }
+
+#### ❌ Error
+
+    > 1 | fragment UserFragment on User { id name }
+        | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Fragment should follow the naming conventions, the expected name is GraphqlEslintRulesUserFragment OR GraphqlEslintRulesUserFragment_optionalSuffix It's possible to chain suffixes using underscore
+
+#### 🔧 Autofix output
+
+      1 | fragment GraphqlEslintRulesUserFragment on User { id name }"
 `;
 
-exports[` 5`] = `
-"> 1 | fragment GraphqlEslintRulesUserFragment on User { id name }
-    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Filename should start with the package directory name: "graphql-eslint-rules""
+exports[`Invalid #5 1`] = `
+"#### ⌨️ Code
+
+      1 | fragment GraphqlEslintRulesUserFragment on User { id name }
+
+#### ❌ Error
+
+    > 1 | fragment GraphqlEslintRulesUserFragment on User { id name }
+        | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Filename should start with the package directory name: "graphql-eslint-rules""
 `;
 
-exports[` 6`] = `
-"> 1 | fragment GraphqlEslintRulesUserFragment on User { id name }
-    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Filename should end with the operation name (query/mutation/subscription) e.g. foo-query.graphql OR if the file contains ONLY fragments the suffix can be "fragment" e.g foo-fragment.graphql"
+exports[`Invalid #6 1`] = `
+"#### ⌨️ Code
+
+      1 | fragment GraphqlEslintRulesUserFragment on User { id name }
+
+#### ❌ Error
+
+    > 1 | fragment GraphqlEslintRulesUserFragment on User { id name }
+        | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Filename should end with the operation name (query/mutation/subscription) e.g. foo-query.graphql OR if the file contains ONLY fragments the suffix can be "fragment" e.g foo-fragment.graphql"
 `;

packages/graphql-eslint-rules/src/__tests__/__snapshots__/missing-apollo-key-fields.test.ts.snap

@@ -1,11 +1,57 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[` 1`] = `
-"> 1 | query { hasId { name } }
-    |               ^^^^^^^ The key-field "id" must be selected for proper Apollo Client store denormalisation purposes."
+exports[`Invalid #1 1`] = `
+"#### ⌨️ Code
+
+      1 | query { hasId { name } }
+
+#### ⚙️ Options
+
+    {
+      "typePolicies": {
+        "KeyFieldType": {
+          "keyFields": [
+            "objectId"
+          ]
+        }
+      }
+    }
+
+#### ❌ Error
+
+    > 1 | query { hasId { name } }
+        |               ^^^^^^^ The key-field "id" must be selected for proper Apollo Client store denormalisation purposes.
+
+#### 🔧 Autofix output
+
+      1 | query { hasId { id
+      2 | name } }"
 `;
 
-exports[` 2`] = `
-"> 1 | query { keyField { id name } }
-    |                  ^^^^^^^^^^ The key-field "objectId" must be selected for proper Apollo Client store denormalisation purposes."
+exports[`Invalid #2 1`] = `
+"#### ⌨️ Code
+
+      1 | query { keyField { id name } }
+
+#### ⚙️ Options
+
+    {
+      "typePolicies": {
+        "KeyFieldType": {
+          "keyFields": [
+            "objectId"
+          ]
+        }
+      }
+    }
+
+#### ❌ Error
+
+    > 1 | query { keyField { id name } }
+        |                  ^^^^^^^^^^ The key-field "objectId" must be selected for proper Apollo Client store denormalisation purposes.
+
+#### 🔧 Autofix output
+
+      1 | query { keyField { objectId
+      2 | id name } }"
 `;

packages/graphql-eslint-rules/src/__tests__/__snapshots__/operation-naming-conventions.test.ts.snap

@@ -1,16 +1,38 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[` 1`] = `
-"> 1 | query wrongName { user { id name } }
-    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Operation should follow the naming conventions, the expected name is GraphqlEslintRulesUserQuery"
+exports[`Invalid #1 1`] = `
+"#### ⌨️ Code
+
+      1 | query wrongName { user { id name } }
+
+#### ❌ Error
+
+    > 1 | query wrongName { user { id name } }
+        | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Operation should follow the naming conventions, the expected name is GraphqlEslintRulesUserQuery
+
+#### 🔧 Autofix output
+
+      1 | query GraphqlEslintRulesUserQuery { user { id name } }"
 `;
 
-exports[` 2`] = `
-"> 1 | query GraphqlEslintRulesUserQuery { user { id name } }
-    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Filename should start with the package directory name: "graphql-eslint-rules""
+exports[`Invalid #2 1`] = `
+"#### ⌨️ Code
+
+      1 | query GraphqlEslintRulesUserQuery { user { id name } }
+
+#### ❌ Error
+
+    > 1 | query GraphqlEslintRulesUserQuery { user { id name } }
+        | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Filename should start with the package directory name: "graphql-eslint-rules""
 `;
 
-exports[` 3`] = `
-"> 1 | query GraphqlEslintRulesUserQuery { user { id name } }
-    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Filename should end with the operation name (query/mutation/subscription) e.g. foo-query.graphql"
+exports[`Invalid #3 1`] = `
+"#### ⌨️ Code
+
+      1 | query GraphqlEslintRulesUserQuery { user { id name } }
+
+#### ❌ Error
+
+    > 1 | query GraphqlEslintRulesUserQuery { user { id name } }
+        | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Filename should end with the operation name (query/mutation/subscription) e.g. foo-query.graphql"
 `;

packages/graphql-eslint-rules/src/__tests__/__snapshots__/strict-non-nullable-variables.test.ts.snap

@@ -0,0 +1,47 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`Invalid #1 1`] = `
+"#### ⌨️ Code
+
+      1 | query Q ($number: Int = 3) {
+      2 |   sum(numbers: [1, $number, 3])
+      3 | }
+
+#### ❌ Error
+
+      1 | query Q ($number: Int = 3) {
+    > 2 |   sum(numbers: [1, $number, 3])
+        |                    ^ Can't use nullable variable in non nullable position.
+      3 | }"
+`;
+
+exports[`Invalid #2 1`] = `
+"#### ⌨️ Code
+
+      1 | query Q ($number: Int = 3) {
+      2 |   addOne(number: $number)
+      3 |   addOneSafe(number: $number)
+      4 | }
+
+#### ❌ Error
+
+      1 | query Q ($number: Int = 3) {
+    > 2 |   addOne(number: $number)
+        |                  ^ Can't use nullable variable in non nullable position.
+      3 |   addOneSafe(number: $number)"
+`;
+
+exports[`Invalid #3 1`] = `
+"#### ⌨️ Code
+
+      1 | query Q ($number: Int = 3) {
+      2 |   addTwo(input: { left: $number, right: 2 })
+      3 | }
+
+#### ❌ Error
+
+      1 | query Q ($number: Int = 3) {
+    > 2 |   addTwo(input: { left: $number, right: 2 })
+        |                         ^ Can't use nullable variable in non nullable position.
+      3 | }"
+`;