polish

src/error.rs

@@ -0,0 +1,26 @@
+use num_enum::IntoPrimitive;
+use solana_program::program_error::ProgramError;
+use thiserror::Error;
+
+#[derive(Debug, Error, Clone, Copy, PartialEq, Eq, IntoPrimitive)]
+#[repr(u32)]
+pub enum OreError {
+    #[error("The epoch is still active and cannot be reset")]
+    EpochActive = 0,
+    #[error("The epoch has expired and needs reset")]
+    EpochExpired = 1,
+    #[error("The provided hash was invalid")]
+    InvalidHash = 2,
+    #[error("The provided hash does not satisfy the difficulty requirement")]
+    InsufficientHashDifficulty = 3,
+    #[error("The bus has insufficient rewards to mine at this time")]
+    InsufficientBusRewards = 4,
+    #[error("The claim amount cannot be larger than the claimable rewards")]
+    InvalidClaimAmount = 5,
+}
+
+impl From<OreError> for ProgramError {
+    fn from(e: OreError) -> Self {
+        ProgramError::Custom(e as u32)
+    }
+}