draconic/examples/compile.rs

extern crate draconic;



use std::path::PathBuf;

use draconic::Compiler;



///
pub const RESOURCE_DIR: &'static str = "resources";

///
pub const EXAMPLES_DIR: &'static str = "examples";

///
pub const TEST_INPUT_FILENAME: &'static str = "test.drs";

///
pub const TEST_OUTPUT_FILENAME: &'static str = "test.rs";



///
pub fn main()
{
   let mut compiler: Compiler;
   let mut include: PathBuf;
   let mut input: PathBuf;
   let mut output: PathBuf;

   // Create a new compiler.
   compiler = Compiler::new();

   // Add the resource directory as an include directory
   // for the compiler.
   include = PathBuf::from(env!("CARGO_MANIFEST_DIR"));
   include.push(RESOURCE_DIR);
   compiler.register_include_dir(&include);

   // Get the input file to test with. It is in the
   // resources directory.
   input = PathBuf::from(env!("CARGO_MANIFEST_DIR"));
   input.push(RESOURCE_DIR);
   input.push(TEST_INPUT_FILENAME);

   // The output file created from compiling. It will be
   // placed in the examples directory.
   output = PathBuf::from(env!("CARGO_MANIFEST_DIR"));
   output.push(EXAMPLES_DIR);
   output.push(TEST_OUTPUT_FILENAME);

   println!("Compiling {:?} to {:?}", input, output);
   compiler.compile(input, output);
}