Adding proc macro for codegen
This should hopefully make the compiler pass thing I want to do possible
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@ -6,6 +6,7 @@ authors = ["greg <greg.shuflin@protonmail.com>"]
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[dependencies]
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schala-repl = { path = "schala-repl" }
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schala-codegen = { path = "schala-codegen" }
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maaru-lang = { path = "maaru" }
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rukka-lang = { path = "rukka" }
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robo-lang = { path = "robo" }
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9
TODO.md
9
TODO.md
@ -1,6 +1,15 @@
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# TODO Items
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- sketch of an idea for the REPL:
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-each compiler pass should be a (procedural?) macro like
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compiler_pass!("parse", dataproducts: ["ast", "parse_tree"], {
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match parsing::parse(INPUT) {
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Ok(
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PASS.add_artifact(
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}
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-should have an Idris-like `cast To From` function
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- REPL:
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9
schala-codegen/Cargo.toml
Normal file
9
schala-codegen/Cargo.toml
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@ -0,0 +1,9 @@
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[package]
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name = "schala-codegen"
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version = "0.1.0"
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authors = ["greg <greg.shuflin@protonmail.com>"]
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[dependencies]
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[lib]
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proc-macro = true
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16
schala-codegen/src/lib.rs
Normal file
16
schala-codegen/src/lib.rs
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@ -0,0 +1,16 @@
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#![feature(proc_macro)]
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extern crate proc_macro;
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use proc_macro::TokenStream;
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#[proc_macro]
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pub fn print_a_thing(_input: TokenStream) -> TokenStream {
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"println!(\"Invoked from a proc macro\");".parse().unwrap()
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}
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#[cfg(test)]
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mod tests {
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#[test]
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fn it_works() {
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assert_eq!(2 + 2, 4);
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}
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}
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@ -10,3 +10,4 @@ maplit = "*"
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lazy_static = "0.2.8"
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schala-repl = { path = "../schala-repl" }
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schala-codegen = { path = "../schala-codegen" }
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@ -1,4 +1,5 @@
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#![feature(slice_patterns, box_patterns, box_syntax)]
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#![feature(proc_macro)]
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extern crate itertools;
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#[macro_use]
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extern crate lazy_static;
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@ -6,6 +7,7 @@ extern crate lazy_static;
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extern crate maplit;
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extern crate schala_repl;
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extern crate schala_codegen;
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use itertools::Itertools;
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use schala_repl::{ProgrammingLanguageInterface, EvalOptions, TraceArtifact, UnfinishedComputation, FinishedComputation};
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@ -47,6 +49,8 @@ impl ProgrammingLanguageInterface for Schala {
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}
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fn execute(&mut self, input: &str, options: &EvalOptions) -> FinishedComputation {
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schala_codegen::print_a_thing!();
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let mut evaluation = UnfinishedComputation::default();
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//tokenzing
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