feat(terraform): Added providers command (#186)

Terraform:
- Added terraform providers command
- Readme has been extended with terraform commands and options

@TriPSs Could you take a look? Adding the provider command for terraform
makes sense in my opinion. I have also extended the terraform readme.

packages/terraform/README.md

@@ -19,6 +19,29 @@ nx g @nx-extend/terraform:init
 
 ## Usage
 
+### Setup
+```sh
+nx g @nx-extend/terraform:init
+```
+
+#### Available options:
+
+| name              | type     | required | default | description                                                      |
+|-------------------|----------|----------|---------|------------------------------------------------------------------|
+| **`--name`**      | `string` | `true`   |         | Terraform project name                                           |
+| **`--directory`** | `string` | `false`  |         | A directory where the project is placed, based on the sourceRoot |
+| **`--tags`**      | `string` | `false`  | `empty` | Comma separated list for tags                                    |
+
+### Terraform execution
+
+```sh
+nx run <terraform-project-name>:initialize
+nx run <terraform-project-name>:providers
+nx run <terraform-project-name>:plan
+nx run <terraform-project-name>:apply
+nx run <terraform-project-name>:destroy
+```
+
 #### Available options:
 
 | name | type | default | description |

packages/terraform/executors.json

@@ -24,6 +24,11 @@
       "implementation": "./src/executors/destroy/destroy.impl",
       "schema": "./src/executors/destroy/schema.json",
       "description": "destroy executor"
+    },
+    "providers": {
+      "implementation": "./src/executors/providers/providers.impl",
+      "schema": "./src/executors/providers/schema.json",
+      "description": "providers executor"
     }
   },
   "builders": {
@@ -51,6 +56,11 @@
       "implementation": "./src/executors/destroy/destroy.impl",
       "schema": "./src/executors/destroy/schema.json",
       "description": "destroy executor"
+    },
+    "providers": {
+      "implementation": "./src/executors/providers/providers.impl",
+      "schema": "./src/executors/providers/schema.json",
+      "description": "providers executor"
     }
   }
 }

packages/terraform/src/executors/providers/compat.ts

@@ -0,0 +1,5 @@
+import { convertNxExecutor } from '@nx/devkit'
+
+import providersExecutor from './providers.impl'
+
+export default convertNxExecutor(providersExecutor)

packages/terraform/src/executors/providers/providers.impl.ts

@@ -0,0 +1,3 @@
+import { createExecutor } from '../../utils/create-executor'
+
+export default createExecutor('providers')

packages/terraform/src/executors/providers/schema.json

@@ -0,0 +1,9 @@
+{
+  "version": 2,
+  "outputCapture": "direct-nodejs",
+  "$schema": "http://json-schema.org/schema",
+  "type": "object",
+  "title": "Providers executor",
+  "description": "Providers",
+  "properties": {}
+}

packages/terraform/src/generators/init/init.impl.ts

@@ -52,6 +52,12 @@ export default async function (
           ciMode: true
         }
       },
+      providers: {
+        executor: '@nx-extend/terraform:providers',
+        options: {
+          ciMode: true
+        }
+      },
       apply: {
         executor: '@nx-extend/terraform:apply',
         options: {