feat: add support for no_std env

Cargo.toml

@@ -7,7 +7,7 @@ authors = ["Stellar Development Foundation <[email protected]>"]
 license = "Apache-2.0"
 version = "22.0.0"
 edition = "2021"
-rust-version = "1.74.0"
+rust-version = "1.81.0"
 
 [[bin]]
 name = "stellar-xdr"
@@ -30,17 +30,15 @@ clap = { version = "4.2.4", default-features = false, features = ["std", "derive
 serde_json = { version = "1.0.89", optional = true }
 thiserror = { version = "1.0.37", optional = true }
 schemars = { version = "0.8.16", optional = true }
-embedded-io = { version = "0.6.1", default-features = false, optional = true }
-embedded-io-cursor = { git = "https://github.com/lightsail-network/embedded-io-cursor", rev = "0b7ff9270d7ec1d3204375650f04cb0258ac1ada", default-features = false, features = ["alloc"], optional = true }
-# TODO: embedded-io-cursor not published yet.
+embedded-io-extras = {  version = "0.0.1", default-features = false, features = ["alloc"], optional = true }
 
 [dev-dependencies]
 serde_json = "1.0.89"
 
 [features]
 default = ["std", "curr"]
 std = ["alloc"]
-alloc = ["dep:hex", "dep:stellar-strkey", "dep:embedded-io", "dep:embedded-io-cursor", "escape-bytes/alloc", "hex/alloc"]
+alloc = ["dep:hex", "dep:stellar-strkey", "dep:embedded-io-extras", "escape-bytes/alloc", "hex/alloc"]
 curr = []
 next = []
 

Makefile

@@ -5,7 +5,7 @@ CARGO_HACK_ARGS=--feature-powerset --exclude-features default --group-features b
 CARGO_DOC_ARGS?=--open
 
 # TODO: Update this after https://github.com/stellar/xdrgen/pull/205 is merged
-XDRGEN_VERSION=ecf547f1bca98545378e55c7e55aa0ef3cf4e66a
+XDRGEN_VERSION=3bac661688af0615a7192271b79ced8cd30e9dd4
 # XDRGEN_LOCAL=1
 XDRGEN_TYPES_CUSTOM_STR_IMPL_CURR=PublicKey,AccountId,MuxedAccount,MuxedAccountMed25519,SignerKey,SignerKeyEd25519SignedPayload,NodeId,ScAddress,AssetCode,AssetCode4,AssetCode12,ClaimableBalanceId
 XDRGEN_TYPES_CUSTOM_STR_IMPL_NEXT=PublicKey,AccountId,MuxedAccount,MuxedAccountMed25519,SignerKey,SignerKeyEd25519SignedPayload,NodeId,ScAddress,AssetCode,AssetCode4,AssetCode12,ClaimableBalanceId

src/curr/generated.rs

@@ -109,9 +109,7 @@ use std::{
 };
 
 #[cfg(all(not(feature = "std"), feature = "alloc"))]
-use embedded_io::{Error as _, ErrorType, Read, Write};
-#[cfg(all(not(feature = "std"), feature = "alloc"))]
-use embedded_io_cursor::Cursor;
+use embedded_io_extras::{Cursor, Error as _, ErrorType, Read, Write};
 
 /// Error contains all errors returned by functions in this crate. It can be
 /// compared via `PartialEq`, however any contained IO errors will only be
@@ -129,7 +127,7 @@ pub enum Error {
     #[cfg(feature = "std")]
     Io(io::Error),
     #[cfg(all(not(feature = "std"), feature = "alloc"))]
-    Io(embedded_io::ErrorKind),
+    Io(embedded_io_extras::ErrorKind),
     DepthLimitExceeded,
     #[cfg(feature = "serde_json")]
     Json(serde_json::Error),
@@ -154,21 +152,23 @@ impl PartialEq for Error {
 }
 
 #[cfg(all(not(feature = "std"), feature = "alloc"))]
-impl embedded_io::Error for Error {
-    fn kind(&self) -> embedded_io::ErrorKind {
+impl embedded_io_extras::Error for Error {
+    fn kind(&self) -> embedded_io_extras::ErrorKind {
         match self {
             Self::Io(e) => *e,
-            _ => embedded_io::ErrorKind::Other,
+            _ => embedded_io_extras::ErrorKind::Other,
         }
     }
 }
 
 #[cfg(all(not(feature = "std"), feature = "alloc"))]
-impl From<embedded_io::ReadExactError<Error>> for Error {
-    fn from(value: embedded_io::ReadExactError<Error>) -> Self {
+impl From<embedded_io_extras::ReadExactError<Error>> for Error {
+    fn from(value: embedded_io_extras::ReadExactError<Error>) -> Self {
         match value {
-            embedded_io::ReadExactError::UnexpectedEof => Error::Io(embedded_io::ErrorKind::Other),
-            embedded_io::ReadExactError::Other(e) => e,
+            embedded_io_extras::ReadExactError::UnexpectedEof => {
+                Error::Io(embedded_io_extras::ErrorKind::Other)
+            }
+            embedded_io_extras::ReadExactError::Other(e) => e,
         }
     }
 }

src/next/generated.rs

@@ -109,9 +109,7 @@ use std::{
 };
 
 #[cfg(all(not(feature = "std"), feature = "alloc"))]
-use embedded_io::{Error as _, ErrorType, Read, Write};
-#[cfg(all(not(feature = "std"), feature = "alloc"))]
-use embedded_io_cursor::Cursor;
+use embedded_io_extras::{Cursor, Error as _, ErrorType, Read, Write};
 
 /// Error contains all errors returned by functions in this crate. It can be
 /// compared via `PartialEq`, however any contained IO errors will only be
@@ -129,7 +127,7 @@ pub enum Error {
     #[cfg(feature = "std")]
     Io(io::Error),
     #[cfg(all(not(feature = "std"), feature = "alloc"))]
-    Io(embedded_io::ErrorKind),
+    Io(embedded_io_extras::ErrorKind),
     DepthLimitExceeded,
     #[cfg(feature = "serde_json")]
     Json(serde_json::Error),
@@ -154,21 +152,23 @@ impl PartialEq for Error {
 }
 
 #[cfg(all(not(feature = "std"), feature = "alloc"))]
-impl embedded_io::Error for Error {
-    fn kind(&self) -> embedded_io::ErrorKind {
+impl embedded_io_extras::Error for Error {
+    fn kind(&self) -> embedded_io_extras::ErrorKind {
         match self {
             Self::Io(e) => *e,
-            _ => embedded_io::ErrorKind::Other,
+            _ => embedded_io_extras::ErrorKind::Other,
         }
     }
 }
 
 #[cfg(all(not(feature = "std"), feature = "alloc"))]
-impl From<embedded_io::ReadExactError<Error>> for Error {
-    fn from(value: embedded_io::ReadExactError<Error>) -> Self {
+impl From<embedded_io_extras::ReadExactError<Error>> for Error {
+    fn from(value: embedded_io_extras::ReadExactError<Error>) -> Self {
         match value {
-            embedded_io::ReadExactError::UnexpectedEof => Error::Io(embedded_io::ErrorKind::Other),
-            embedded_io::ReadExactError::Other(e) => e,
+            embedded_io_extras::ReadExactError::UnexpectedEof => {
+                Error::Io(embedded_io_extras::ErrorKind::Other)
+            }
+            embedded_io_extras::ReadExactError::Other(e) => e,
         }
     }
 }