From 4553369d2049b2995c664ef7690318a45031788c Mon Sep 17 00:00:00 2001
From: Yuntai Kyong <yuntai.kyong@gmail.com>
Date: Fri, 17 Aug 2018 12:46:17 +0900
Subject: [PATCH] Add APIError enum

`APIMisuse` when paramters passed from the client is invalid
`FeeRateTooHigh` when a channel cannot be opened due to high feerate
---
 src/util/errors.rs | 15 +++++++++++++++
 src/util/mod.rs    |  1 +
 2 files changed, 16 insertions(+)
 create mode 100644 src/util/errors.rs

diff --git a/src/util/errors.rs b/src/util/errors.rs
new file mode 100644
index 000000000..0700b451c
--- /dev/null
+++ b/src/util/errors.rs
@@ -0,0 +1,15 @@
+use std::fmt;
+
+pub enum APIError {
+	APIMisuseError {err: &'static str},
+	FeeRateTooHigh {err: String, feerate: u64},
+}
+
+impl fmt::Debug for APIError {
+  fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
+		match *self {
+			APIError::APIMisuseError {ref err} => f.write_str(err),
+			APIError::FeeRateTooHigh {ref err, ref feerate} => write!(f, "{} feerate: {}", err, feerate)
+		}
+  }
+}
diff --git a/src/util/mod.rs b/src/util/mod.rs
index 8edd5c770..571a4dbed 100644
--- a/src/util/mod.rs
+++ b/src/util/mod.rs
@@ -1,4 +1,5 @@
 pub mod events;
+pub mod errors;
 
 pub(crate) mod byte_utils;
 pub(crate) mod chacha20poly1305rfc;
-- 
2.39.5