example/ex.hyc

@@ -4,7 +4,6 @@ let baz: bool = true;
 
 fun qux (lhs: int rhs: int) -> int = lhs + rhs;
 fun main () -> int = do
-    let msg: string = "Hello, World!";
+    puts("Hello, World");
-    write(msg);
     0;
 end;

src/back/c.rs

@@ -8,7 +8,7 @@ pub struct Codegen {
 }
 
 const HEADER_INCLUDES: [&str; 3] = [
-    "<unistd.h>",
+    "<stdio.h>",
     "<string.h>",
     "<hycron/stdbool.h>",
 ];
@@ -43,22 +43,10 @@ impl Codegen {
                 self.emit(";\n");
             },
             IR::Fun { name, return_type_hint, args, body } => {
-                let args_str = args.iter().map(|(name, type_hint)| {
+                let args = args.iter().map(|(name, type_hint)| {
                     format!("{} {}", type_hint, name)
                 }).collect::<Vec<_>>().join(", ");
-                self.emit(format!(
+                self.emit(format!("{} {}({}) {{", return_type_hint, name, args));
-                    "{} {}({}) {{",
-                    return_type_hint,
-                    match name.as_str() {
-                        "main" => "main".to_string(),
-                        _ => format!("USER_DEFINED_{}", name),
-                    },
-                    match name.as_str() {
-                        "main" => format!("{}{}{}", "int ARGC, char **ARGV", if args.len() == 0 { "" } else { "," }, args_str.as_str()),
-                        _ => args_str,
-                    }
-                ));
-
                 match &**body {
                     IR::Value { value } => {
                         self.emit("return ");
@@ -69,11 +57,9 @@ impl Codegen {
                         for (i, node) in body.iter().enumerate() {
                             if i == body.len() - 1 {
                                 self.emit("return ");
+                            };
                             self.gen_ir(node);
                             self.emit(";");
-                            } else {
-                                self.gen_ir(node);
-                            }
                         }
                     },
                     IR::Binary { op, left, right } => {
@@ -89,15 +75,13 @@ impl Codegen {
             },
             IR::Call { name, args } => {
                 match name.as_str() {
-                    "write" => {
+                    "puts" => {
-                        self.emit("write(1, ");
+                        self.emit("printf(");
                         self.gen_ir(&args[0]);
-                        self.emit(", strlen(");
+                        self.emit(")");
-                        self.gen_ir(&args[0]);
-                        self.emit("));");
                     },
                     _ => {
-                        self.emit(format!("USER_DEFINED_{}(", name));
+                        self.emit(format!("{}(", name));
                         for (i, arg) in args.iter().enumerate() {
                             if i != 0 {
                                 self.emit(", ");

src/front/parse.rs

@@ -237,7 +237,6 @@ fn expr_parser() -> impl Parser<Token, Expr, Error = Simple<Token>> + Clone {
         let do_block = just(Token::Do)
             .ignore_then(
                 expr.clone()
-                .or(decl.clone())
                     .then_ignore(just(Token::Semicolon))
                     .repeated())
             .then_ignore(just(Token::End))

src/main.rs

@@ -61,7 +61,6 @@ fn main() {
                             log(0, "Running clang-format...");
                             let mut clang_format_status = Command::new("clang-format")
                                 .arg("-i")
-                                .arg("-style=Microsoft")
                                 .arg(&out_file_name)
                                 .spawn()
                                 .expect("Failed to run clang-format, make sure you have it installed");