From 78d4ef19921a9358a2888f00c4fd4c6053c7301d Mon Sep 17 00:00:00 2001 From: est31 Date: Wed, 3 May 2017 10:23:50 +0200 Subject: [PATCH 1/3] Drop rustc-serialize, use serde, update toml dependency --- Cargo.lock | 95 +++++++++++++++++++++++++++++++++++++++++--- Cargo.toml | 6 ++- src/bin/cargo-fmt.rs | 28 ++++++++----- src/config.rs | 10 ++--- src/file_lines.rs | 14 ++++--- src/lib.rs | 6 ++- src/utils.rs | 24 +++++++++-- 7 files changed, 149 insertions(+), 34 deletions(-) diff --git a/Cargo.lock b/Cargo.lock index 9b6609a9c16..79467071cec 100644 --- a/Cargo.lock +++ b/Cargo.lock @@ -11,12 +11,14 @@ dependencies = [ "log 0.3.7 (registry+https://github.com/rust-lang/crates.io-index)", "multimap 0.3.0 (registry+https://github.com/rust-lang/crates.io-index)", "regex 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)", - "rustc-serialize 0.3.24 (registry+https://github.com/rust-lang/crates.io-index)", + "serde 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)", + "serde_derive 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)", + "serde_json 1.0.1 (registry+https://github.com/rust-lang/crates.io-index)", "strings 0.0.1 (registry+https://github.com/rust-lang/crates.io-index)", "syntex_errors 0.58.1 (registry+https://github.com/rust-lang/crates.io-index)", "syntex_syntax 0.58.1 (registry+https://github.com/rust-lang/crates.io-index)", "term 0.4.5 (registry+https://github.com/rust-lang/crates.io-index)", - "toml 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)", + "toml 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)", "unicode-segmentation 1.1.0 (registry+https://github.com/rust-lang/crates.io-index)", "walkdir 1.0.7 (registry+https://github.com/rust-lang/crates.io-index)", "winapi 0.2.8 (registry+https://github.com/rust-lang/crates.io-index)", @@ -40,6 +42,11 @@ name = "diff" version = "0.1.10" source = "registry+https://github.com/rust-lang/crates.io-index" +[[package]] +name = "dtoa" +version = "0.4.1" +source = "registry+https://github.com/rust-lang/crates.io-index" + [[package]] name = "either" version = "1.1.0" @@ -67,6 +74,11 @@ dependencies = [ "either 1.1.0 (registry+https://github.com/rust-lang/crates.io-index)", ] +[[package]] +name = "itoa" +version = "0.3.1" +source = "registry+https://github.com/rust-lang/crates.io-index" + [[package]] name = "kernel32-sys" version = "0.2.2" @@ -99,6 +111,16 @@ name = "multimap" version = "0.3.0" source = "registry+https://github.com/rust-lang/crates.io-index" +[[package]] +name = "num-traits" +version = "0.1.37" +source = "registry+https://github.com/rust-lang/crates.io-index" + +[[package]] +name = "quote" +version = "0.3.15" +source = "registry+https://github.com/rust-lang/crates.io-index" + [[package]] name = "regex" version = "0.2.1" @@ -130,6 +152,41 @@ dependencies = [ "winapi 0.2.8 (registry+https://github.com/rust-lang/crates.io-index)", ] +[[package]] +name = "serde" +version = "1.0.2" +source = "registry+https://github.com/rust-lang/crates.io-index" + +[[package]] +name = "serde_derive" +version = "1.0.2" +source = "registry+https://github.com/rust-lang/crates.io-index" +dependencies = [ + "quote 0.3.15 (registry+https://github.com/rust-lang/crates.io-index)", + "serde_derive_internals 0.15.0 (registry+https://github.com/rust-lang/crates.io-index)", + "syn 0.11.11 (registry+https://github.com/rust-lang/crates.io-index)", +] + +[[package]] +name = "serde_derive_internals" +version = "0.15.0" +source = "registry+https://github.com/rust-lang/crates.io-index" +dependencies = [ + "syn 0.11.11 (registry+https://github.com/rust-lang/crates.io-index)", + "synom 0.11.3 (registry+https://github.com/rust-lang/crates.io-index)", +] + +[[package]] +name = "serde_json" +version = "1.0.1" +source = "registry+https://github.com/rust-lang/crates.io-index" +dependencies = [ + "dtoa 0.4.1 (registry+https://github.com/rust-lang/crates.io-index)", + "itoa 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)", + "num-traits 0.1.37 (registry+https://github.com/rust-lang/crates.io-index)", + "serde 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)", +] + [[package]] name = "strings" version = "0.0.1" @@ -138,6 +195,24 @@ dependencies = [ "log 0.3.7 (registry+https://github.com/rust-lang/crates.io-index)", ] +[[package]] +name = "syn" +version = "0.11.11" +source = "registry+https://github.com/rust-lang/crates.io-index" +dependencies = [ + "quote 0.3.15 (registry+https://github.com/rust-lang/crates.io-index)", + "synom 0.11.3 (registry+https://github.com/rust-lang/crates.io-index)", + "unicode-xid 0.0.4 (registry+https://github.com/rust-lang/crates.io-index)", +] + +[[package]] +name = "synom" +version = "0.11.3" +source = "registry+https://github.com/rust-lang/crates.io-index" +dependencies = [ + "unicode-xid 0.0.4 (registry+https://github.com/rust-lang/crates.io-index)", +] + [[package]] name = "syntex_errors" version = 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use std::env; use std::io::Write; @@ -24,8 +24,9 @@ use std::str; use std::collections::HashSet; use std::iter::FromIterator; +use json::Value; + use getopts::{Options, Matches}; -use rustc_serialize::json::Json; fn main() { let exit_status = execute(); @@ -184,8 +185,9 @@ fn get_targets(workspace_hitlist: WorkspaceHitlist) -> Result, std:: if output.status.success() { // None of the unwraps should fail if output of `cargo read-manifest` is correct let data = &String::from_utf8(output.stdout).unwrap(); - let json = Json::from_str(data).unwrap(); - let jtargets = json.find("targets").unwrap().as_array().unwrap(); + let json: Value = json::from_str(data).unwrap(); + let json_obj = json.as_object().unwrap(); + let jtargets = json_obj.get("targets").unwrap().as_array().unwrap(); for jtarget in jtargets { targets.push(target_from_json(jtarget)); } @@ -205,13 +207,15 @@ fn get_targets(workspace_hitlist: WorkspaceHitlist) -> Result, std:: .output()?; if output.status.success() { let data = &String::from_utf8(output.stdout).unwrap(); - let json = Json::from_str(data).unwrap(); + let json: Value = json::from_str(data).unwrap(); + let json_obj = json.as_object().unwrap(); let mut hitlist: HashSet<&String> = if workspace_hitlist != WorkspaceHitlist::All { HashSet::from_iter(workspace_hitlist.get_some().unwrap()) } else { HashSet::new() // Unused }; - let members: Vec<&Json> = json.find("packages") + let members: Vec<&Value> = json_obj + .get("packages") .unwrap() .as_array() .unwrap() @@ -219,7 +223,8 @@ fn get_targets(workspace_hitlist: WorkspaceHitlist) -> Result, std:: .filter(|member| if workspace_hitlist == WorkspaceHitlist::All { true } else { - let member_name = member.find("name").unwrap().as_string().unwrap(); + let member_obj = member.as_object().unwrap(); + let member_name = member_obj.get("name").unwrap().as_str().unwrap(); hitlist.take(&member_name.to_string()).is_some() }) .collect(); @@ -230,7 +235,8 @@ fn get_targets(workspace_hitlist: WorkspaceHitlist) -> Result, std:: hitlist.iter().next().unwrap()))); } for member in members { - let jtargets = member.find("targets").unwrap().as_array().unwrap(); + let member_obj = member.as_object().unwrap(); + let jtargets = member_obj.get("targets").unwrap().as_array().unwrap(); for jtarget in jtargets { targets.push(target_from_json(jtarget)); } @@ -242,11 +248,11 @@ fn get_targets(workspace_hitlist: WorkspaceHitlist) -> Result, std:: } -fn target_from_json(jtarget: &Json) -> Target { +fn target_from_json(jtarget: &Value) -> Target { let jtarget = jtarget.as_object().unwrap(); - let path = PathBuf::from(jtarget.get("src_path").unwrap().as_string().unwrap()); + let path = PathBuf::from(jtarget.get("src_path").unwrap().as_str().unwrap()); let kinds = jtarget.get("kind").unwrap().as_array().unwrap(); - let kind = match kinds[0].as_string().unwrap() { + let kind = match kinds[0].as_str().unwrap() { "bin" => TargetKind::Bin, "lib" | "dylib" | "staticlib" | "cdylib" | "rlib" => TargetKind::Lib, "test" => TargetKind::Test, diff --git a/src/config.rs b/src/config.rs index bc62c9d3dac..f0f2d529308 100644 --- a/src/config.rs +++ b/src/config.rs @@ -210,7 +210,7 @@ impl ConfigHelpItem { macro_rules! create_config { ($($i:ident: $ty:ty, $def:expr, $( $dstring:expr ),+ );+ $(;)*) => ( - #[derive(RustcDecodable, Clone)] + #[derive(Deserialize, Clone)] pub struct Config { $(pub $i: $ty),+ } @@ -220,7 +220,7 @@ macro_rules! create_config { // specity all properties of `Config`. // We first parse into `ParsedConfig`, then create a default `Config` // and overwrite the properties with corresponding values from `ParsedConfig` - #[derive(RustcDecodable, Clone)] + #[derive(Deserialize, Clone)] pub struct ParsedConfig { $(pub $i: Option<$ty>),+ } @@ -250,10 +250,10 @@ macro_rules! create_config { } } } - match toml::decode(parsed) { - Some(parsed_config) => + match parsed.try_into() { + Ok(parsed_config) => Ok(Config::default().fill_from_parsed_config(parsed_config)), - None => { + Err(_) => { err.push_str("Error: Decoding config file failed. "); err.push_str("Please check your config file.\n"); Err(err) diff --git a/src/file_lines.rs b/src/file_lines.rs index f11a0aaf6e2..2fad297a4df 100644 --- a/src/file_lines.rs +++ b/src/file_lines.rs @@ -14,12 +14,12 @@ use std::{cmp, iter, path, str}; use itertools::Itertools; use multimap::MultiMap; -use rustc_serialize::{self, json}; +use serde_json as json; use codemap::LineRange; /// A range that is inclusive of both ends. -#[derive(Clone, Copy, Debug, Eq, PartialEq, RustcDecodable)] +#[derive(Clone, Copy, Debug, Eq, PartialEq, Deserialize)] struct Range { pub lo: usize, pub hi: usize, @@ -177,14 +177,14 @@ impl str::FromStr for FileLines { type Err = String; fn from_str(s: &str) -> Result { - let v: Vec = try!(json::decode(s).map_err(|e| e.to_string())); + let v: Vec = try!(json::from_str(s).map_err(|e| e.to_string())); let m = try!(v.into_iter().map(JsonSpan::into_tuple).collect()); Ok(FileLines::from_multimap(m)) } } // For JSON decoding. -#[derive(Clone, Debug, RustcDecodable)] +#[derive(Clone, Debug, Deserialize)] struct JsonSpan { file: String, range: (usize, usize), @@ -202,8 +202,10 @@ impl JsonSpan { // This impl is needed for inclusion in the `Config` struct. We don't have a toml representation // for `FileLines`, so it will just panic instead. -impl rustc_serialize::Decodable for FileLines { - fn decode(_: &mut D) -> Result { +impl<'de> ::serde::de::Deserialize<'de> for FileLines { + fn deserialize(_: D) -> Result + where D: ::serde::de::Deserializer<'de> + { panic!("FileLines cannot be deserialized from a project rustfmt.toml file: please \ specify it via the `--file-lines` option instead"); } diff --git a/src/lib.rs b/src/lib.rs index f7383fbc41e..6935f0f7acd 100644 --- a/src/lib.rs +++ b/src/lib.rs @@ -15,9 +15,13 @@ #[macro_use] extern crate log; +extern crate serde; +#[macro_use] +extern crate serde_derive; +extern crate serde_json; + extern crate syntex_syntax as syntax; extern crate syntex_errors as errors; -extern crate rustc_serialize; extern crate strings; diff --git a/src/utils.rs b/src/utils.rs index 1b1ef99955e..8648b8f2f57 100644 --- a/src/utils.rs +++ b/src/utils.rs @@ -193,16 +193,32 @@ pub fn trim_newlines(input: &str) -> &str { #[macro_export] macro_rules! impl_enum_decodable { ( $e:ident, $( $x:ident ),* ) => { - impl ::rustc_serialize::Decodable for $e { - fn decode(d: &mut D) -> Result { + impl<'de> ::serde::de::Deserialize<'de> for $e { + fn deserialize(d: D) -> Result + where D: ::serde::de::Deserializer<'de> { use std::ascii::AsciiExt; - let s = try!(d.read_str()); + use serde::{Deserializer}; + use serde::de::{Error, Visitor}; + use std::marker::PhantomData; + use std::fmt; + struct StringOnly(PhantomData); + impl<'de, T> Visitor<'de> for StringOnly + where T: Deserializer<'de> { + type Value = String; + fn expecting(&self, formatter: &mut fmt::Formatter) -> fmt::Result { + formatter.write_str("string") + } + fn visit_str(self, value :&str) -> Result { + Ok(String::from(value)) + } + } + let s = try!(d.deserialize_string(StringOnly::(PhantomData))); $( if stringify!($x).eq_ignore_ascii_case(&s) { return Ok($e::$x); } )* - Err(d.error("Bad variant")) + Err(>::Error::custom("Bad variant")) } } From 6e46a827b63e8acade0fcb667dba29a9a46793f0 Mon Sep 17 00:00:00 2001 From: est31 Date: Wed, 3 May 2017 17:11:34 +0200 Subject: [PATCH 2/3] Simplifications --- src/utils.rs | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/src/utils.rs b/src/utils.rs index 8648b8f2f57..d177e01b42b 100644 --- a/src/utils.rs +++ b/src/utils.rs @@ -195,15 +195,14 @@ macro_rules! impl_enum_decodable { ( $e:ident, $( $x:ident ),* ) => { impl<'de> ::serde::de::Deserialize<'de> for $e { fn deserialize(d: D) -> Result - where D: ::serde::de::Deserializer<'de> { + where D: ::serde::Deserializer<'de> { use std::ascii::AsciiExt; - use serde::{Deserializer}; use serde::de::{Error, Visitor}; use std::marker::PhantomData; use std::fmt; struct StringOnly(PhantomData); impl<'de, T> Visitor<'de> for StringOnly - where T: Deserializer<'de> { + where T: ::serde::Deserializer<'de> { type Value = String; fn expecting(&self, formatter: &mut fmt::Formatter) -> fmt::Result { formatter.write_str("string") @@ -218,7 +217,8 @@ macro_rules! impl_enum_decodable { return Ok($e::$x); } )* - Err(>::Error::custom("Bad variant")) + static ALLOWED: &'static[&str] = &[$(stringify!($x),)*]; + Err(D::Error::unknown_variant(&s, ALLOWED)) } } From 11cc56b06b89d9141676e1fc27a2ce094600f270 Mon Sep 17 00:00:00 2001 From: est31 Date: Wed, 3 May 2017 17:16:58 +0200 Subject: [PATCH 3/3] Format fix --- src/utils.rs | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/src/utils.rs b/src/utils.rs index d177e01b42b..efcf0f1b3e3 100644 --- a/src/utils.rs +++ b/src/utils.rs @@ -207,7 +207,7 @@ macro_rules! impl_enum_decodable { fn expecting(&self, formatter: &mut fmt::Formatter) -> fmt::Result { formatter.write_str("string") } - fn visit_str(self, value :&str) -> Result { + fn visit_str(self, value: &str) -> Result { Ok(String::from(value)) } }