Initialize project structure with basic CLI setup

.gitignore

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+.idea/
+.vscode/
+
+target/
+
+Cargo.lock
+
+*.pdb
+**/*.rs.bk

Cargo.toml

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+[package]
+name = "pmp"
+description = """\
+    PHP Macro Pre-processor (PMP) \
+    A php lexer, parser and macro pre-processor written in Rust. \
+"""
+
+version = "0.1.0-alpha"
+edition = "2024"
+
+[dependencies]
+clap = { version = "^4", features = ["derive"] }

src/cli/flags.rs

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+use clap::Parser;
+use std::{
+    ffi::OsStr,
+    path::PathBuf
+};
+
+#[derive(Parser, Debug)]
+#[command(name = "pmp", about, version)]
+pub struct Args {
+    #[arg(long)]
+    php: Option<PathBuf>,
+
+    #[arg(long, short = 'd', hide = true)]
+    debug: bool,
+    #[arg(long, short = 'v')]
+    verbose: bool,
+
+    #[arg(default_value_os = OsStr::new("."))]
+    files: Vec<PathBuf>,
+    #[arg(last = true)]
+    passthrough: Vec<String>,
+}
+
+impl Args
+{
+    pub fn parse() -> Self {
+        <Self as Parser>::parse()
+    }
+}

src/cli/mod.rs

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+pub mod flags;
+
+pub use flags::Args;

src/lib.rs

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+pub mod cli;

src/main.rs

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+use pmp::{ cli::Args };
+
+fn main() 
+{
+    let args = Args::parse();
+
+    println!("{:?}", args);
+}