Adding yaml:unset:key command.

atlassian-ide-plugin.xml

@@ -0,0 +1,5 @@
+<atlassian-ide-plugin>
+  <project-configuration id="1">
+    <servers id="2" />
+  </project-configuration>
+</atlassian-ide-plugin>

config/translations/en/yaml.unset.yml

@@ -0,0 +1,7 @@
+key:
+    description: 'Unset a YAML key in a YAML file.'
+    arguments:
+        yaml-file: 'Path of YAML file to update'
+        yaml-key: 'YAML key to be unset'
+    messages:
+        unset: 'YAML file "%s" was unset successfully.'

src/Command/Yaml/UnsetKeyCommand.php

@@ -0,0 +1,94 @@
+<?php
+
+/**
+ * @file
+ * Contains \Drupal\Console\Command\Yaml\GetValueCommand.
+ */
+
+namespace Drupal\Console\Command\Yaml;
+
+use Symfony\Component\Console\Input\InputArgument;
+use Symfony\Component\Console\Input\InputInterface;
+use Symfony\Component\Console\Output\OutputInterface;
+use Symfony\Component\Yaml\Dumper;
+use Symfony\Component\Yaml\Parser;
+use Symfony\Component\Console\Command\Command;
+use Drupal\Console\Command\Shared\CommandTrait;
+use Drupal\Console\Style\DrupalStyle;
+
+class UnsetKeyCommand extends Command
+{
+  use CommandTrait;
+
+  protected function configure()
+  {
+    $this
+      ->setName('yaml:unset:key')
+      ->setDescription($this->trans('commands.yaml.unset.key.description'))
+      ->addArgument(
+        'yaml-file',
+        InputArgument::REQUIRED,
+        $this->trans('commands.yaml.unset.value.arguments.yaml-file')
+      )
+      ->addArgument(
+        'yaml-key',
+        InputArgument::REQUIRED,
+        $this->trans('commands.yaml.unset.value.arguments.yaml-key')
+      );
+  }
+
+  protected function execute(InputInterface $input, OutputInterface $output)
+  {
+    $io = new DrupalStyle($input, $output);
+
+    $yaml = new Parser();
+    $dumper = new Dumper();
+
+    $yaml_file = $input->getArgument('yaml-file');
+    $yaml_key = $input->getArgument('yaml-key');
+
+    try {
+      $yaml_parsed = $yaml->parse(file_get_contents($yaml_file));
+    } catch (\Exception $e) {
+      $io->error($this->trans('commands.yaml.merge.messages.error-parsing').': '.$e->getMessage());
+
+      return;
+    }
+
+    if (empty($yaml_parsed)) {
+      $io->info(
+        sprintf(
+          $this->trans('commands.yaml.merge.messages.wrong-parse'),
+          $yaml_file
+        )
+      );
+    }
+
+    $nested_array = $this->getApplication()->getNestedArrayHelper();
+    $parents = explode(".", $yaml_key);
+    $nested_array::unsetValue($yaml_parsed, $parents);
+
+    try {
+      $yaml = $dumper->dump($yaml_parsed, 10);
+    } catch (\Exception $e) {
+      $io->error($this->trans('commands.yaml.merge.messages.error-generating').': '.$e->getMessage());
+
+      return;
+    }
+
+    try {
+      file_put_contents($yaml_file, $yaml);
+    } catch (\Exception $e) {
+      $io->error($this->trans('commands.yaml.merge.messages.error-writing').': '.$e->getMessage());
+
+      return;
+    }
+
+    $io->info(
+      sprintf(
+        $this->trans('commands.yaml.unset.value.messages.unset'),
+        $yaml_file
+      )
+    );
+  }
+}