From 938af23be9fa5274235778d2ad37db4b5fc0ffd4 Mon Sep 17 00:00:00 2001
From: PlexSheep <software@cscherr.de>
Date: Fri, 28 Jun 2024 17:08:36 +0200
Subject: [PATCH] yeah, clap can be used without the env

---
 Cargo.lock                         |  7 +++++++
 Cargo.toml                         |  2 +-
 members/clap-repl-demo/Cargo.toml  |  7 +++++++
 members/clap-repl-demo/src/main.rs | 12 ++++++++++++
 4 files changed, 27 insertions(+), 1 deletion(-)
 create mode 100644 members/clap-repl-demo/Cargo.toml
 create mode 100644 members/clap-repl-demo/src/main.rs

diff --git a/Cargo.lock b/Cargo.lock
index 9e36606..f31e457 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -304,6 +304,13 @@ dependencies = [
  "clap_derive",
 ]
 
+[[package]]
+name = "clap-repl-demo"
+version = "0.1.0"
+dependencies = [
+ "clap",
+]
+
 [[package]]
 name = "clap_builder"
 version = "4.5.7"
diff --git a/Cargo.toml b/Cargo.toml
index 5c58efe..0f995d1 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -25,7 +25,7 @@ members = [
   "members/diesel-demo",
   "members/ptlog",
   "members/hello-world",
-  "members/statusline",
+  "members/statusline", "members/clap-repl-demo",
 ]
 default-members = [
   ".",
diff --git a/members/clap-repl-demo/Cargo.toml b/members/clap-repl-demo/Cargo.toml
new file mode 100644
index 0000000..6f63e43
--- /dev/null
+++ b/members/clap-repl-demo/Cargo.toml
@@ -0,0 +1,7 @@
+[package]
+name = "clap-repl-demo"
+version = "0.1.0"
+edition = "2021"
+
+[dependencies]
+clap = { version = "4.5.7", features = ["derive"] }
diff --git a/members/clap-repl-demo/src/main.rs b/members/clap-repl-demo/src/main.rs
new file mode 100644
index 0000000..0beacf9
--- /dev/null
+++ b/members/clap-repl-demo/src/main.rs
@@ -0,0 +1,12 @@
+use clap::{arg, command, value_parser, ArgAction, Command};
+
+fn main() {
+    // define a command with clap builder
+    let cmdtest = Command::new("test").arg(arg!(--foo <VALUE>).required(true));
+
+    // instead of using the args that were actually given to the executable, we just insert our own
+    // vec
+    let simulated_input = vec!["test", "--foo", "5"];
+    let parsed = cmdtest.try_get_matches_from(simulated_input);
+    dbg!(&parsed);
+}