fix(validation): support multilines regex (#466)

Author: GuillaumeCisco

app/services/forest_liana/schema_adapter.rb

@@ -479,7 +479,7 @@ def add_validations(column_schema, column)
                 regex = value.source
 
                 # NOTICE: Transform a Ruby regex into a JS one
-                regex = regex.sub('\\A' , '^').sub('\\Z' , '$').sub('\\z' , '$')
+                regex = regex.sub('\\A' , '^').sub('\\Z' , '$').sub('\\z' , '$').gsub(/\n+|\s+/, '')
 
                 column_schema[:validations] << {
                   type: 'is like',

spec/dummy/app/models/product.rb

@@ -0,0 +1,3 @@
+class Product < ActiveRecord::Base
+  validates :uri, presence: true, format: { with: URI::DEFAULT_PARSER.make_regexp }
+end

spec/dummy/db/migrate/20210526084712_create_products.rb

@@ -0,0 +1,7 @@
+class CreateProducts < ActiveRecord::Migration[6.0]
+  def change
+    create_table :products do |t|
+      t.string :uri
+    end
+  end
+end

spec/dummy/db/schema.rb

@@ -10,7 +10,7 @@
 #
 # It's strongly recommended that you check this file into your version control system.
 
-ActiveRecord::Schema.define(version: 2021_05_11_141752) do
+ActiveRecord::Schema.define(version: 2021_05_26_084712) do
 
   create_table "isle", force: :cascade do |t|
     t.string "name"
@@ -32,6 +32,10 @@
     t.datetime "hired_at"
   end
 
+  create_table "products", force: :cascade do |t|
+    t.string "uri"
+  end
+
   create_table "references", force: :cascade do |t|
     t.datetime "created_at", precision: 6, null: false
     t.datetime "updated_at", precision: 6, null: false

spec/services/forest_liana/schema_adapter_spec.rb

@@ -12,6 +12,19 @@ module ForestLiana
           )
         end
       end
+
+      context 'with a multiline regex validation' do
+        it 'should remove new lines in validation' do
+
+          collection = ForestLiana.apimap.find do |object|
+            object.name.to_s == ForestLiana.name_for(Product)
+          end
+
+          uri_field = collection.fields.find { |field| field[:field] == 'uri' }
+          uri_regex_validation = uri_field[:validations].find { |validation| validation[:type] == "is like"}
+          expect(uri_regex_validation[:value].match('\n')).to eq(nil)
+        end
+      end
     end
   end
 end