Fix invalid curl command

doc/api/ci/lint.md

@@ -10,47 +10,10 @@ POST ci/lint
 
 | Attribute  | Type    | Required | Description |
 | ---------- | ------- | -------- | -------- |
-| `content`  | hash    | yes      | the .gitlab-ci.yaml content|
+| `content`  | string    | yes      | the .gitlab-ci.yaml content|
 
 ```bash
-curl --request POST "https://gitlab.example.com/api/v3/ci/lint?content={
-  image: "ruby:2.1",
-  services: ["postgres"],
-  before_script: ["gem install bundler", "bundle install", "bundle exec rake db:create"],
-  variables: {"DB_NAME": "postgres"},
-  types: ["test", "deploy", "notify"],
-  rspec: {
-    script: "rake spec",
-    tags: ["ruby", "postgres"],
-    only: ["branches"]
-  },
-  spinach: {
-    script: "rake spinach",
-    allow_failure: true,
-    tags: ["ruby", "mysql"],
-    except: ["tags"]
-  },
-  staging: {
-    variables: {KEY1: "value1", KEY2: "value2"},
-    script: "cap deploy stating",
-    type: "deploy",
-    tags: ["ruby", "mysql"],
-    except: ["stable"]
-  },
-  production: {
-    variables: {DB_NAME: "mysql"},
-    type: "deploy",
-    script: ["cap deploy production", "cap notify"],
-    tags: ["ruby", "mysql"],
-    only: ["master", "/^deploy-.*$/"]
-  },
-  dockerhub: {
-    type: "notify",
-    script: "curl http://dockerhub/URL",
-    tags: ["ruby", "postgres"],
-    only: ["branches"]
-  }
-}"
+curl -H "Content-Type: application/json" --request POST https://gitlab.example.com/api/v3/ci/lint -d '{"content": "{ \"image\": \"ruby:2.1\", \"services\": [\"postgres\"], \"before_script\": [\"gem install bundler\", \"bundle install\", \"bundle exec rake db:create\"], \"variables\": {\"DB_NAME\": \"postgres\"}, \"types\": [\"test\", \"deploy\", \"notify\"], \"rspec\": { \"script\": \"rake spec\", \"tags\": [\"ruby\", \"postgres\"], \"only\": [\"branches\"]}}"}'
 ```
 
 Be sure to copy paste the exact contents of `.gitlab-ci.yml` as YAML is very picky about indentation and spaces.

lib/api/lint.rb

 module API
   class Lint < Grape::API
+
+    namespace :ci do
       desc 'Validation of .gitlab-ci.yml content'
       params do
         requires :content, type: String, desc: 'Content of .gitlab-ci.yml'
       end
 
-    namespace :ci do
       post '/lint' do
         error = Ci::GitlabCiYamlProcessor.validation_message(params[:content])
 

spec/lib/ci/gitlab_ci_yaml_processor_spec.rb

@@ -1270,7 +1270,7 @@ EOT
         end
       end
 
-      context "when YMAL content is empty" do
+      context "when YAML content is empty" do
         it "returns an error about missing content" do
           expect(GitlabCiYamlProcessor.validation_message(''))
             .to eq "Please provide content of .gitlab-ci.yml"