[
https://issues.apache.org/jira/browse/ARROW-2396?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16426556#comment-16426556
]
ASF GitHub Bot commented on ARROW-2396:
---
xhochy closed pull request #1836: ARROW-2396: [Rust] Unify Rust Errors
URL: https://github.com/apache/arrow/pull/1836
This is a PR merged from a forked repository.
As GitHub hides the original diff on merge, it is displayed below for
the sake of provenance:
As this is a foreign pull request (from a fork), the diff is supplied
below (as it won't show otherwise due to GitHub magic):
diff --git a/rust/src/array.rs b/rust/src/array.rs
index 7fd343346..1c0a653d7 100644
--- a/rust/src/array.rs
+++ b/rust/src/array.rs
@@ -42,7 +42,7 @@ pub enum ArrayData {
}
macro_rules! arraydata_from_primitive {
-($DT:ty, $AT:ident) => {
+($DT: ty, $AT: ident) => {
impl From> for ArrayData {
fn from(v: Vec<$DT>) -> Self {
ArrayData::$AT(Buffer::from(v))
@@ -91,7 +91,7 @@ impl Array {
}
macro_rules! array_from_primitive {
-($DT:ty) => {
+($DT: ty) => {
impl From> for Array {
fn from(v: Vec<$DT>) -> Self {
Array {
@@ -117,7 +117,7 @@ array_from_primitive!(i32);
array_from_primitive!(i64);
macro_rules! array_from_optional_primitive {
-($DT:ty, $DEFAULT:expr) => {
+($DT: ty, $DEFAULT: expr) => {
impl From>> for Array {
fn from(v: Vec>) -> Self {
let mut null_count = 0;
diff --git a/rust/src/buffer.rs b/rust/src/buffer.rs
index 7d5cc7c49..517583e90 100644
--- a/rust/src/buffer.rs
+++ b/rust/src/buffer.rs
@@ -92,7 +92,7 @@ where
}
macro_rules! array_from_primitive {
-($DT:ty) => {
+($DT: ty) => {
impl From> for Buffer<$DT> {
fn from(v: Vec<$DT>) -> Self {
// allocate aligned memory buffer
diff --git a/rust/src/datatypes.rs b/rust/src/datatypes.rs
index 4f022ba45..b9fb94caf 100644
--- a/rust/src/datatypes.rs
+++ b/rust/src/datatypes.rs
@@ -17,11 +17,7 @@
use serde_json;
use serde_json::Value;
-
-#[derive(Debug, Clone, PartialEq)]
-pub enum ArrowError {
-ParseError(String),
-}
+use super::error::ArrowError;
#[derive(Debug, Clone, PartialEq)]
pub enum DataType {
diff --git a/rust/src/error.rs b/rust/src/error.rs
index d1fb742ef..6a342e063 100644
--- a/rust/src/error.rs
+++ b/rust/src/error.rs
@@ -15,17 +15,8 @@
// specific language governing permissions and limitations
// under the License.
-use std::convert::*;
-
-#[derive(Debug, Clone)]
-pub struct Error {
-msg: String,
-}
-
-impl From<&'static str> for Error where {
-fn from(msg: &'static str) -> Self {
-Error {
-msg: String::from(msg),
-}
-}
+#[derive(Debug, Clone, PartialEq)]
+pub enum ArrowError {
+MemoryError(String),
+ParseError(String),
}
diff --git a/rust/src/memory.rs b/rust/src/memory.rs
index 2e5aaf0f9..41d4c53ee 100644
--- a/rust/src/memory.rs
+++ b/rust/src/memory.rs
@@ -18,17 +18,19 @@
use libc;
use std::mem;
-use super::error::Error;
+use super::error::ArrowError;
const ALIGNMENT: usize = 64;
-pub fn allocate_aligned(size: i64) -> Result<*const u8, Error> {
+pub fn allocate_aligned(size: i64) -> Result<*const u8, ArrowError> {
unsafe {
let mut page: *mut libc::c_void = mem::uninitialized();
let result = libc::posix_memalign(&mut page, ALIGNMENT, size as usize);
match result {
0 => Ok(mem::transmute::<*mut libc::c_void, *const u8>(page)),
-_ => Err(Error::from("Failed to allocate memory")),
+_ => Err(ArrowError::MemoryError(format!(
+"Failed to allocate memory"
+))),
}
}
}
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> Unify Rust Errors
> -
>
> Key: ARROW-2396
> URL: https://issues.apache.org/jira/browse/ARROW-2396
> Project: Apache Arrow
> Issue Type: Improvement
> Components: Rust
>Reporter: Maximilian Roos
>Priority: Trivial
> Labels: pull-request-available
>
> Currently there are two Error items - one Enum and one Struct. These should
> be unified under a single ArrowError Enum
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