From 0296cd590e4c0a21f75b7ec7b420d849c7e9588e Mon Sep 17 00:00:00 2001
From: Aleksey Kladov <aleksey.kladov@gmail.com>
Date: Sat, 6 Mar 2021 23:02:06 +0300
Subject: :arrow_up: xflags

---
 Cargo.lock                            |  8 ++++----
 crates/rust-analyzer/Cargo.toml       |  2 +-
 crates/rust-analyzer/src/bin/flags.rs | 15 ++++++++-------
 xtask/Cargo.toml                      |  2 +-
 xtask/src/flags.rs                    | 17 +++++++++--------
 5 files changed, 23 insertions(+), 21 deletions(-)

diff --git a/Cargo.lock b/Cargo.lock
index 39f27098a..c392a8907 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1919,18 +1919,18 @@ checksum = "06069a848f95fceae3e5e03c0ddc8cb78452b56654ee0c8e68f938cf790fb9e3"
 
 [[package]]
 name = "xflags"
-version = "0.1.4"
+version = "0.2.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "222e914b43cec5d7305ac5116d10a14b3a52c50e9062d642c92631f3beabc729"
+checksum = "59ad6ce6a0b7224130015b4ebac796478ac04e0079f5d222a690efea06a9208a"
 dependencies = [
  "xflags-macros",
 ]
 
 [[package]]
 name = "xflags-macros"
-version = "0.1.4"
+version = "0.2.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "52f18f5b4aa7f95e209d5b9274f6164c3938920b4d5c75f97f0dd16daee25ddd"
+checksum = "c8037d3ca14996158b03c0fa905d0834906ef0fc7044df72c1f5ff690e5e62c9"
 dependencies = [
  "proc-macro2",
 ]
diff --git a/crates/rust-analyzer/Cargo.toml b/crates/rust-analyzer/Cargo.toml
index 8789f0852..3130785cc 100644
--- a/crates/rust-analyzer/Cargo.toml
+++ b/crates/rust-analyzer/Cargo.toml
@@ -24,7 +24,7 @@ jod-thread = "0.1.0"
 log = "0.4.8"
 lsp-types = { version = "0.88.0", features = ["proposed"] }
 parking_lot = "0.11.0"
-xflags = "0.1.2"
+xflags = "0.2.1"
 oorandom = "11.1.2"
 rustc-hash = "1.1.0"
 serde = { version = "1.0.106", features = ["derive"] }
diff --git a/crates/rust-analyzer/src/bin/flags.rs b/crates/rust-analyzer/src/bin/flags.rs
index 244912d26..3a7caaf3f 100644
--- a/crates/rust-analyzer/src/bin/flags.rs
+++ b/crates/rust-analyzer/src/bin/flags.rs
@@ -6,7 +6,9 @@ use ide_ssr::{SsrPattern, SsrRule};
 use rust_analyzer::cli::{BenchWhat, Position, Verbosity};
 use vfs::AbsPathBuf;
 
-xflags::args_parser! {
+xflags::xflags! {
+    src "./src/bin/flags.rs"
+
     /// LSP server for the Rust programming language.
     cmd rust-analyzer {
         /// Verbosity level, can be repeated multiple times.
@@ -120,7 +122,7 @@ xflags::args_parser! {
 
 // generated start
 // The following code is generated by `xflags` macro.
-// Run `env XFLAGS_DUMP= cargo build` to regenerate.
+// Run `env UPDATE_XFLAGS=1 cargo build` to regenerate.
 #[derive(Debug)]
 pub struct RustAnalyzer {
     pub verbose: u32,
@@ -158,7 +160,7 @@ pub struct Parse {
 }
 
 #[derive(Debug)]
-pub struct Symbols {}
+pub struct Symbols;
 
 #[derive(Debug)]
 pub struct Highlight {
@@ -211,14 +213,13 @@ pub struct Search {
 }
 
 #[derive(Debug)]
-pub struct ProcMacro {}
+pub struct ProcMacro;
 
 impl RustAnalyzer {
-    pub const HELP: &'static str = Self::_HELP;
+    pub const HELP: &'static str = Self::HELP_;
 
     pub fn from_env() -> xflags::Result<Self> {
-        let mut p = xflags::rt::Parser::new_from_env();
-        Self::_parse(&mut p)
+        Self::from_env_()
     }
 }
 // generated end
diff --git a/xtask/Cargo.toml b/xtask/Cargo.toml
index b17dde598..e084f0df6 100644
--- a/xtask/Cargo.toml
+++ b/xtask/Cargo.toml
@@ -15,5 +15,5 @@ ungrammar = "=1.11"
 walkdir = "2.3.1"
 write-json = "0.1.0"
 xshell = "0.1"
-xflags = "0.1.2"
+xflags = "0.2.1"
 # Avoid adding more dependencies to this crate
diff --git a/xtask/src/flags.rs b/xtask/src/flags.rs
index 56eda5b1e..b39d937ca 100644
--- a/xtask/src/flags.rs
+++ b/xtask/src/flags.rs
@@ -2,7 +2,9 @@
 
 use crate::install::{ClientOpt, Malloc, ServerOpt};
 
-xflags::args_parser! {
+xflags::xflags! {
+    src "./src/flags.rs"
+
     /// Run custom build command.
     cmd xtask {
         default cmd help {
@@ -55,7 +57,7 @@ xflags::args_parser! {
 
 // generated start
 // The following code is generated by `xflags` macro.
-// Run `env XFLAGS_DUMP= cargo build` to regenerate.
+// Run `env UPDATE_XFLAGS=1 cargo build` to regenerate.
 #[derive(Debug)]
 pub struct Xtask {
     pub subcommand: XtaskCmd,
@@ -96,13 +98,13 @@ pub struct Codegen {
 }
 
 #[derive(Debug)]
-pub struct Lint {}
+pub struct Lint;
 
 #[derive(Debug)]
-pub struct FuzzTests {}
+pub struct FuzzTests;
 
 #[derive(Debug)]
-pub struct PreCache {}
+pub struct PreCache;
 
 #[derive(Debug)]
 pub struct Release {
@@ -131,11 +133,10 @@ pub struct Bb {
 }
 
 impl Xtask {
-    pub const HELP: &'static str = Self::_HELP;
+    pub const HELP: &'static str = Self::HELP_;
 
     pub fn from_env() -> xflags::Result<Self> {
-        let mut p = xflags::rt::Parser::new_from_env();
-        Self::_parse(&mut p)
+        Self::from_env_()
     }
 }
 // generated end
-- 
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