Add dust project as a submodule

This commit is contained in:
Jeff 2023-09-28 13:43:30 -04:00
parent dd857a8291
commit 56be65a43c
5 changed files with 4 additions and 146 deletions

3
.gitmodules vendored Normal file
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[submodule "bindings/dust"]
path = bindings/dust
url = ssh://git@git.jeffa.io:22022/jeff/dust.git

1
bindings/dust Submodule

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Subproject commit 5fed0984a796ac86a94a7f7b02ca4cb29e60a35f

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fn main() {
let src_dir = std::path::Path::new("src");
let mut c_config = cc::Build::new();
c_config.include(&src_dir);
c_config
.flag_if_supported("-Wno-unused-parameter")
.flag_if_supported("-Wno-unused-but-set-variable")
.flag_if_supported("-Wno-trigraphs");
let parser_path = src_dir.join("parser.c");
c_config.file(&parser_path);
// If your language uses an external scanner written in C,
// then include this block of code:
/*
let scanner_path = src_dir.join("scanner.c");
c_config.file(&scanner_path);
println!("cargo:rerun-if-changed={}", scanner_path.to_str().unwrap());
*/
c_config.compile("parser");
println!("cargo:rerun-if-changed={}", parser_path.to_str().unwrap());
// If your language uses an external scanner written in C++,
// then include this block of code:
/*
let mut cpp_config = cc::Build::new();
cpp_config.cpp(true);
cpp_config.include(&src_dir);
cpp_config
.flag_if_supported("-Wno-unused-parameter")
.flag_if_supported("-Wno-unused-but-set-variable");
let scanner_path = src_dir.join("scanner.cc");
cpp_config.file(&scanner_path);
cpp_config.compile("scanner");
println!("cargo:rerun-if-changed={}", scanner_path.to_str().unwrap());
*/
}

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//! This crate provides Dust language support for the [tree-sitter][] parsing library.
//!
//! Typically, you will use the [language][language func] function to add this language to a
//! tree-sitter [Parser][], and then use the parser to parse some code:
//!
//! ```
//! let code = "";
//! let mut parser = tree_sitter::Parser::new();
//! parser.set_language(tree_sitter_Dust::language()).expect("Error loading Dust grammar");
//! let tree = parser.parse(code, None).unwrap();
//! ```
//!
//! [Language]: https://docs.rs/tree-sitter/*/tree_sitter/struct.Language.html
//! [language func]: fn.language.html
//! [Parser]: https://docs.rs/tree-sitter/*/tree_sitter/struct.Parser.html
//! [tree-sitter]: https://tree-sitter.github.io/
use tree_sitter::{Language, Node};
use dust_lib::Value;
extern "C" {
fn tree_sitter_dust() -> Language;
}
/// Get the tree-sitter [Language][] for this grammar.
///
/// [Language]: https://docs.rs/tree-sitter/*/tree_sitter/struct.Language.html
pub fn language() -> Language {
unsafe { tree_sitter_dust() }
}
/// The content of the [`node-types.json`][] file for this grammar.
///
/// [`node-types.json`]: https://tree-sitter.github.io/tree-sitter/using-parsers#static-node-types
pub const NODE_TYPES: &'static str = include_str!("../src/node-types.json");
pub fn evaluate(root: Node) -> Value {
let cursor = root.walk();
if let Some(name) = cursor.field_name() {
match name {
"source" => Value::Empty,
_ => Value::Empty,
}
}
}
// Uncomment these to include any queries that this grammar contains
// pub const HIGHLIGHTS_QUERY: &'static str = include_str!("../../queries/highlights.scm");
// pub const INJECTIONS_QUERY: &'static str = include_str!("../../queries/injections.scm");
// pub const LOCALS_QUERY: &'static str = include_str!("../../queries/locals.scm");
// pub const TAGS_QUERY: &'static str = include_str!("../../queries/tags.scm");
#[cfg(test)]
mod tests {
#[test]
fn test_can_load_grammar() {
let mut parser = tree_sitter::Parser::new();
parser
.set_language(super::language())
.expect("Error loading Dust language");
}
}

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//! Command line interface for the dust programming language.
use clap::Parser;
use std::fs::read_to_string;
use tree_sitter::{Parser as TSParser, Language};
/// Command-line arguments to be parsed.
#[derive(Parser, Debug)]
#[command(author, version, about, long_about = None)]
struct Args {
/// Whale source code to evaluate.
#[arg(short, long)]
command: Option<String>,
/// Location of the file to run.
path: Option<String>,
}
fn main() {
let args = Args::parse();
if args.path.is_none() && args.command.is_none() {
todo!();
}
if let Some(path) = args.path {
let file_contents = read_to_string(path).unwrap();
let mut parser = TSParser::new();
parser.set_language(tree_sitter_dust::language()).unwrap();
let tree = parser.parse(&file_contents, None).unwrap();
let root = tree.root_node();
tree_sitter_dust::evaluate(root);
println!("{tree:?}");
}
}