From db0aaeca33d430de00587958f82844f088d84a30 Mon Sep 17 00:00:00 2001
From: kjeremy <kjeremy@gmail.com>
Date: Tue, 19 Jan 2021 11:56:45 -0500
Subject: Update pico-args

Should maintains existing behavior
---
 xtask/Cargo.toml  |  2 +-
 xtask/src/main.rs | 34 +++++++++++++++++++++-------------
 2 files changed, 22 insertions(+), 14 deletions(-)

(limited to 'xtask')

diff --git a/xtask/Cargo.toml b/xtask/Cargo.toml
index 4abc7b053..4e6b439fd 100644
--- a/xtask/Cargo.toml
+++ b/xtask/Cargo.toml
@@ -12,7 +12,7 @@ doctest = false
 [dependencies]
 anyhow = "1.0.26"
 flate2 = "1.0"
-pico-args = "0.3.1"
+pico-args = "0.4.0"
 proc-macro2 = "1.0.8"
 quote = "1.0.2"
 ungrammar = "1.9"
diff --git a/xtask/src/main.rs b/xtask/src/main.rs
index c3e5c7326..5a99f4a76 100644
--- a/xtask/src/main.rs
+++ b/xtask/src/main.rs
@@ -10,6 +10,7 @@
 
 use std::env;
 
+use anyhow::bail;
 use codegen::CodegenCmd;
 use pico_args::Arguments;
 use xshell::{cmd, cp, pushd};
@@ -76,7 +77,7 @@ FLAGS:
 
             let client_opt = args.opt_value_from_str("--client")?;
 
-            args.finish()?;
+            finish_args(args)?;
 
             InstallCmd {
                 client: if server { None } else { Some(client_opt.unwrap_or_default()) },
@@ -86,53 +87,53 @@ FLAGS:
         }
         "codegen" => {
             let features = args.contains("--features");
-            args.finish()?;
+            finish_args(args)?;
             CodegenCmd { features }.run()
         }
         "format" => {
-            args.finish()?;
+            finish_args(args)?;
             run_rustfmt(Mode::Overwrite)
         }
         "install-pre-commit-hook" => {
-            args.finish()?;
+            finish_args(args)?;
             pre_commit::install_hook()
         }
         "lint" => {
-            args.finish()?;
+            finish_args(args)?;
             run_clippy()
         }
         "fuzz-tests" => {
-            args.finish()?;
+            finish_args(args)?;
             run_fuzzer()
         }
         "pre-cache" => {
-            args.finish()?;
+            finish_args(args)?;
             PreCacheCmd.run()
         }
         "release" => {
             let dry_run = args.contains("--dry-run");
-            args.finish()?;
+            finish_args(args)?;
             ReleaseCmd { dry_run }.run()
         }
         "promote" => {
             let dry_run = args.contains("--dry-run");
-            args.finish()?;
+            finish_args(args)?;
             PromoteCmd { dry_run }.run()
         }
         "dist" => {
             let nightly = args.contains("--nightly");
             let client_version: Option<String> = args.opt_value_from_str("--client")?;
-            args.finish()?;
+            finish_args(args)?;
             DistCmd { nightly, client_version }.run()
         }
         "metrics" => {
             let dry_run = args.contains("--dry-run");
-            args.finish()?;
+            finish_args(args)?;
             MetricsCmd { dry_run }.run()
         }
         "bb" => {
-            let suffix: String = args.free_from_str()?.unwrap();
-            args.finish()?;
+            let suffix: String = args.free_from_str()?;
+            finish_args(args)?;
             cmd!("cargo build --release").run()?;
             cp("./target/release/rust-analyzer", format!("./target/rust-analyzer-{}", suffix))?;
             Ok(())
@@ -161,3 +162,10 @@ SUBCOMMANDS:
         }
     }
 }
+
+fn finish_args(args: Arguments) -> Result<()> {
+    if !args.finish().is_empty() {
+        bail!("Unused arguments.");
+    }
+    Ok(())
+}
-- 
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