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standalone: Implement command-line parser using clap 

In preparation for adding more command-line options.
This commit is contained in:
David Mak 2023-09-06 16:34:08 +08:00
parent 4481d48709
commit e4940247f3
3 changed files with 133 additions and 3 deletions
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113
Cargo.lock generated
View File

@ -34,6 +34,54 @@ dependencies = [
"memchr",
]
[[package]]
name = "anstream"
version = "0.5.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "b1f58811cfac344940f1a400b6e6231ce35171f614f26439e80f8c1465c5cc0c"
dependencies = [
"anstyle",
"anstyle-parse",
"anstyle-query",
"anstyle-wincon",
"colorchoice",
"utf8parse",
]
[[package]]
name = "anstyle"
version = "1.0.3"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "b84bf0a05bbb2a83e5eb6fa36bb6e87baa08193c35ff52bbf6b38d8af2890e46"
[[package]]
name = "anstyle-parse"
version = "0.2.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "938874ff5980b03a87c5524b3ae5b59cf99b1d6bc836848df7bc5ada9643c333"
dependencies = [
"utf8parse",
]
[[package]]
name = "anstyle-query"
version = "1.0.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "5ca11d4be1bab0c8bc8734a9aa7bf4ee8316d462a08c6ac5052f888fef5b494b"
dependencies = [
"windows-sys 0.48.0",
]
[[package]]
name = "anstyle-wincon"
version = "2.1.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "58f54d10c6dfa51283a066ceab3ec1ab78d13fae00aa49243a45e4571fb79dfd"
dependencies = [
"anstyle",
"windows-sys 0.48.0",
]
[[package]]
name = "ascii-canvas"
version = "3.0.0"
@ -94,6 +142,52 @@ version = "1.0.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "baf1de4339761588bc0619e3cbc0120ee582ebb74b53b4efbf79117bd2da40fd"
[[package]]
name = "clap"
version = "4.4.2"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "6a13b88d2c62ff462f88e4a121f17a82c1af05693a2f192b5c38d14de73c19f6"
dependencies = [
"clap_builder",
"clap_derive",
]
[[package]]
name = "clap_builder"
version = "4.4.2"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "2bb9faaa7c2ef94b2743a21f5a29e6f0010dff4caa69ac8e9d6cf8b6fa74da08"
dependencies = [
"anstream",
"anstyle",
"clap_lex",
"strsim",
]
[[package]]
name = "clap_derive"
version = "4.4.2"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "0862016ff20d69b84ef8247369fabf5c008a7417002411897d40ee1f4532b873"
dependencies = [
"heck",
"proc-macro2",
"quote",
"syn 2.0.29",
]
[[package]]
name = "clap_lex"
version = "0.5.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "cd7cc57abe963c6d3b9d8be5b06ba7c8957a930305ca90304f24ef040aa6f961"
[[package]]
name = "colorchoice"
version = "1.0.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "acbf1af155f9b9ef647e42cdc158db4b64a1b61f743629225fde6f3e0be2a7c7"
[[package]]
name = "console"
version = "0.15.7"
@ -313,6 +407,12 @@ version = "0.12.3"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "8a9ee70c43aaf417c914396645a0fa852624801b24ebb7ae78fe8272889ac888"
[[package]]
name = "heck"
version = "0.4.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "95505c38b4572b2d910cecb0281560f54b440a19336cbbcb27bf6ce6adc6f5a8"
[[package]]
name = "hermit-abi"
version = "0.3.2"
@ -618,6 +718,7 @@ dependencies = [
name = "nac3standalone"
version = "0.1.0"
dependencies = [
"clap",
"inkwell",
"nac3core",
"nac3parser",
@ -1079,6 +1180,12 @@ dependencies = [
"precomputed-hash",
]
[[package]]
name = "strsim"
version = "0.10.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "73473c0e59e6d5812c5dfe2a064a6444949f089e20eec9a2e5506596494e4623"
[[package]]
name = "syn"
version = "1.0.109"
@ -1288,6 +1395,12 @@ version = "0.1.11"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "e1766d682d402817b5ac4490b3c3002d91dfa0d22812f341609f97b08757359c"
[[package]]
name = "utf8parse"
version = "0.2.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "711b9620af191e0cdc7468a8d14e709c3dcdb115b36f838e601583af800a370a"
[[package]]
name = "version_check"
version = "0.9.4"

4
nac3standalone/Cargo.toml
View File

@ -9,6 +9,10 @@ parking_lot = "0.12"
nac3parser = { path = "../nac3parser" }
nac3core = { path = "../nac3core" }
[dependencies.clap]
version = "4.4"
features = ["derive"]
[dependencies.inkwell]
version = "0.2"
default-features = false

19
nac3standalone/src/main.rs
View File

@ -1,3 +1,4 @@
use clap::Parser;
use inkwell::{
memory_buffer::MemoryBuffer,
passes::{PassManager, PassManagerBuilder},
@ -5,7 +6,7 @@ use inkwell::{
OptimizationLevel,
};
use parking_lot::{Mutex, RwLock};
use std::{borrow::Borrow, collections::HashMap, env, fs, path::Path, sync::Arc};
use std::{borrow::Borrow, collections::HashMap, fs, path::Path, sync::Arc};
use nac3core::{
codegen::{
@ -30,6 +31,18 @@ use nac3parser::{
mod basic_symbol_resolver;
use basic_symbol_resolver::*;
/// Command-line argument parser definition.
#[derive(Parser)]
#[command(author, version, about, long_about = None)]
struct CommandLineArgs {
/// The name of the input file.
file_name: String,
/// The number of threads allocated to processing the source file.
#[arg(default_value_t = 1)]
threads: u32,
}
fn handle_typevar_definition(
var: &Expr,
resolver: &(dyn SymbolResolver + Send + Sync),
@ -155,8 +168,8 @@ fn handle_assignment_pattern(
}
fn main() {
let file_name = env::args().nth(1).unwrap();
let threads: u32 = env::args().nth(2).map(|s| str::parse(&s).unwrap()).unwrap_or(1);
let cli = CommandLineArgs::parse();
let CommandLineArgs { file_name, threads } = cli;
Target::initialize_all(&InitializationConfig::default());