Completed core connection wrapper.

errors/errors.go

@@ -0,0 +1,25 @@
+package errors
+
+import "errors"
+import "fmt"
+
+var (
+	// URL Errors
+	InvalidProtocol = errors.New("URL must use ws:// or wss:// scheme")
+
+	// Configuration Errors
+	InvalidReadTimeout       = errors.New("read timeout must be positive")
+	InvalidWriteTimeout      = errors.New("write timeout must be positive")
+	InvalidRetryMaxRetries   = errors.New("max retry count cannot be negative")
+	InvalidRetryInitialDelay = errors.New("initial delay must be positive")
+	InvalidRetryMaxDelay     = errors.New("max delay must be positive")
+	InvalidRetryJitterFactor = errors.New("jitter factor must be between 0.0 and 1.0")
+)
+
+func NewConfigError(text string) error {
+	return fmt.Errorf("configuration error: %s", text)
+}
+
+func NewConnectionError(text string) error {
+	return fmt.Errorf("connection error: %s", text)
+}