Rename option to convert_body?

- The transform_body method was extract from http_request during thicolares@c8144ac
- Now, the only possible conversion is to_json
- Then, I rename it to make it not related anyway to the extracted method transform_body

Author: thicolares

lib/meilisearch/http_request.rb

@@ -16,7 +16,7 @@ def initialize(url, api_key = nil, options = {})
                                  timeout: 1,
                                  max_retries: 0,
                                  headers: build_default_options_headers(api_key),
-                                 transform_body?: true
+                                 convert_body?: true
                                }, options)
     end
 
@@ -96,7 +96,7 @@ def send_request(http_method, relative_path, query_params: nil, body: nil, optio
     end
 
     def http_config(query_params, body, options)
-      body = body.to_json if options[:transform_body?] == true
+      body = body.to_json if options[:convert_body?] == true
       {
         headers: options[:headers],
         query: query_params,

lib/meilisearch/index.rb

@@ -85,21 +85,21 @@ def add_documents!(documents, primary_key = nil)
     alias add_or_replace_documents! add_documents!
 
     def add_documents_json(documents, primary_key = nil)
-      options = { headers: { 'Content-Type' => 'application/json' }, transform_body?: false }
+      options = { headers: { 'Content-Type' => 'application/json' }, convert_body?: false }
       http_post "/indexes/#{@uid}/documents", documents, { primaryKey: primary_key }.compact, options
     end
     alias replace_documents_json add_documents_json
     alias add_or_replace_documents_json add_documents_json
 
     def add_documents_ndjson(documents, primary_key = nil)
-      options = { headers: { 'Content-Type' => 'application/x-ndjson' }, transform_body?: false }
+      options = { headers: { 'Content-Type' => 'application/x-ndjson' }, convert_body?: false }
       http_post "/indexes/#{@uid}/documents", documents, { primaryKey: primary_key }.compact, options
     end
     alias replace_documents_ndjson add_documents_ndjson
     alias add_or_replace_documents_ndjson add_documents_ndjson
 
     def add_documents_csv(documents, primary_key = nil)
-      options = { headers: { 'Content-Type' => 'text/csv' }, transform_body?: false }
+      options = { headers: { 'Content-Type' => 'text/csv' }, convert_body?: false }
       http_post "/indexes/#{@uid}/documents", documents, { primaryKey: primary_key }.compact, options
     end
     alias replace_documents_csv add_documents_csv

spec/meilisearch/index/base_spec.rb

@@ -94,7 +94,7 @@
                                   },
                                   max_retries: 1,
                                   timeout: 2,
-                                  transform_body?: true
+                                  convert_body?: true
                                 })
     expect(MeiliSearch::Index).to receive(:get).with(
       "#{URL}/indexes/options",