From 681cc8882f7995407c33eb48730daaa901074460 Mon Sep 17 00:00:00 2001
From: Daniel Mueller <deso@posteo.net>
Date: Sat, 4 Apr 2020 15:32:14 -0700
Subject: Move nitrocli source code into repository root

Now that all vendored dependencies have been removed, this change moves
the program's source code from the nitrocli/ directory into the root of
the repository.
---
 nitrocli/src/arg_util.rs | 158 -----------------------------------------------
 1 file changed, 158 deletions(-)
 delete mode 100644 nitrocli/src/arg_util.rs

(limited to 'nitrocli/src/arg_util.rs')

diff --git a/nitrocli/src/arg_util.rs b/nitrocli/src/arg_util.rs
deleted file mode 100644
index e2e7b1d..0000000
--- a/nitrocli/src/arg_util.rs
+++ /dev/null
@@ -1,158 +0,0 @@
-// arg_util.rs
-
-// *************************************************************************
-// * Copyright (C) 2019 Daniel Mueller (deso@posteo.net)                   *
-// *                                                                       *
-// * This program is free software: you can redistribute it and/or modify  *
-// * it under the terms of the GNU General Public License as published by  *
-// * the Free Software Foundation, either version 3 of the License, or     *
-// * (at your option) any later version.                                   *
-// *                                                                       *
-// * This program is distributed in the hope that it will be useful,       *
-// * but WITHOUT ANY WARRANTY; without even the implied warranty of        *
-// * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
-// * GNU General Public License for more details.                          *
-// *                                                                       *
-// * You should have received a copy of the GNU General Public License     *
-// * along with this program.  If not, see <http://www.gnu.org/licenses/>. *
-// *************************************************************************
-
-macro_rules! count {
-  ($head:ident) => { 1 };
-  ($head:ident, $($tail:ident),*) => {
-    1 + count!($($tail),*)
-  }
-}
-
-/// A macro for generating an enum with a set of simple (i.e., no
-/// parameters) variants and their textual representations.
-// TODO: Right now we hard code the derives we create. We may want to
-//       make this set configurable.
-macro_rules! Enum {
-  ( $name:ident, [ $( $var:ident => ($str:expr, $exec:expr), ) *] ) => {
-    Enum! {$name, [
-      $( $var => $str, )*
-    ]}
-
-    #[allow(unused_qualifications)]
-    impl $name {
-      fn execute(
-        self,
-        ctx: &mut crate::args::ExecCtx<'_>,
-        args: ::std::vec::Vec<::std::string::String>,
-      ) -> crate::Result<()> {
-        match self {
-          $(
-            $name::$var => $exec(ctx, args),
-          )*
-        }
-      }
-    }
-  };
-  ( $name:ident, [ $( $var:ident => $str:expr, ) *] ) => {
-    #[derive(Clone, Copy, Debug, PartialEq)]
-    pub enum $name {
-      $(
-        $var,
-      )*
-    }
-
-    impl $name {
-      #[allow(unused)]
-      pub fn all(&self) -> [$name; count!($($var),*) ] {
-        $name::all_variants()
-      }
-
-      pub fn all_variants() -> [$name; count!($($var),*) ] {
-        [
-          $(
-            $name::$var,
-          )*
-        ]
-      }
-    }
-
-    impl ::std::convert::AsRef<str> for $name {
-      fn as_ref(&self) -> &'static str {
-        match *self {
-          $(
-            $name::$var => $str,
-          )*
-        }
-      }
-    }
-
-    impl ::std::fmt::Display for $name {
-      fn fmt(&self, f: &mut ::std::fmt::Formatter<'_>) -> ::std::fmt::Result {
-        write!(f, "{}", self.as_ref())
-      }
-    }
-
-    impl ::std::str::FromStr for $name {
-      type Err = ();
-
-      fn from_str(s: &str) -> ::std::result::Result<Self, Self::Err> {
-        match s {
-          $(
-            $str => Ok($name::$var),
-          )*
-          _ => Err(()),
-        }
-      }
-    }
-  };
-}
-
-/// A macro for formatting the variants of an enum (as created by the
-/// Enum!{} macro) ready to be used in a help text. The supplied `fmt`
-/// needs to contain the named parameter `{variants}`, which will be
-/// replaced with a generated version of the enum's variants.
-macro_rules! fmt_enum {
-  ( $enm:ident ) => {{
-    fmt_enum!($enm.all())
-  }};
-  ( $all:expr ) => {{
-    $all
-      .iter()
-      .map(::std::convert::AsRef::as_ref)
-      .collect::<::std::vec::Vec<_>>()
-      .join("|")
-  }};
-}
-
-/// A macro for generating the help text for a command/subcommand. The
-/// argument is the variable representing the command (which in turn is
-/// an enum).
-/// Note that the name of this variable is embedded into the help text!
-macro_rules! cmd_help {
-  ( $cmd:ident ) => {
-    format!(
-      concat!("The ", stringify!($cmd), " to execute ({})"),
-      fmt_enum!($cmd)
-    )
-  };
-}
-
-#[cfg(test)]
-mod tests {
-  Enum! {Command, [
-    Var1 => "var1",
-    Var2 => "2",
-    Var3 => "crazy",
-  ]}
-
-  #[test]
-  fn all_variants() {
-    assert_eq!(
-      Command::all_variants(),
-      [Command::Var1, Command::Var2, Command::Var3]
-    )
-  }
-
-  #[test]
-  fn text_representations() {
-    assert_eq!(Command::Var1.as_ref(), "var1");
-    assert_eq!(Command::Var2.as_ref(), "2");
-    assert_eq!(Command::Var3.as_ref(), "crazy");
-  }
-}
-- 
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