Merge pull request #1 from PlexSheep/devel

early command line args

.gitignore

@@ -1 +1,2 @@
 /target
+/bin/**

Cargo.lock

@@ -0,0 +1,336 @@
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Cargo.toml

@@ -1,8 +1,20 @@
 [package]
-name = "RustCommandLineCalculator"
+name = "rust_command_line_calculator"
-version = "0.1.0"
+version = "0.1.1"
 edition = "2021"
+authors = ["Christoph J. Scherr <software@cscherr.de>"]
+license = "GPL3"
+description = "fast, scriptable calculator designed to run right in your shell"
+readme = "README.md"
+homepage = "https://github.com/PlexSheep/RustCommandLineCalculator"
+repository = "https://github.com/PlexSheep/RustCommandLineCalculator"
+keywords = ["cli", "calculator", "scriptable"]
+categories = ["command-line-utilities"]
 
-# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+[[bin]]
+name = "rclc"
+path = "src/main.rs"
 
 [dependencies]
+clap = { version = "4.0", features = ["derive"] }
+anyhow = "1.0"

src/expression_parser.rs

@@ -0,0 +1,2 @@
+
+

src/main.rs

@@ -1,3 +1,36 @@
-fn main() {
+mod expression_parser;
-    println!("Hello, world!");
+mod linear_algebra;
+
+use clap::{Parser, Subcommand};
+
+#[derive(Parser)]
+#[command(author, version, about, long_about = None)]
+struct Arg {
+    /// Show verbose output
+    #[arg(short, long)]
+    verbose: bool,
+
+    /// Show debug output
+    #[arg(short, long, default_value_t = false)]
+    debug: bool,
+
+    #[command(subcommand)]
+    command: Option<Commands>,
+
+    /// An expression that should be used to calculate something
+    expressionVector: Vec<String>,
 }
+
+#[derive(Subcommand)]
+enum Commands {
+    /// Assert if two expressions are equal to each other
+    Equal {
+        expressionVector: Vec<String>,
+    }
+}
+
+fn main() {
+    let args = Arg::parse();
+    dbg!(args.expressionVector);
+}
+