initial commit

internal/metal/providers/emgql/options.go

@@ -0,0 +1,52 @@
+package emgql
+
+import (
+	"net/url"
+
+	"go.uber.org/zap"
+)
+
+// Option is a Client configuration Option definition.
+type Option func(c *Client) error
+
+// WithLogger sets the logger for the client.
+func WithLogger(logger *zap.SugaredLogger) Option {
+	return func(c *Client) error {
+		c.logger = logger
+
+		return nil
+	}
+}
+
+// WithBaseURL updates the baseurl used by the client.
+func WithBaseURL(baseURL string) Option {
+	return func(c *Client) error {
+		u, err := url.Parse(baseURL)
+		if err != nil {
+			return err
+		}
+
+		c.baseURL = u
+
+		return nil
+	}
+}
+
+// WithConfig applies all configurations defined in the config.
+func WithConfig(config Config) Option {
+	return func(c *Client) error {
+		var options []Option
+
+		if config.BaseURL != "" {
+			options = append(options, WithBaseURL(config.BaseURL))
+		}
+
+		for _, opt := range options {
+			if err := opt(c); err != nil {
+				return err
+			}
+		}
+
+		return nil
+	}
+}