43 lines
992 B
Rust
43 lines
992 B
Rust
use std::fmt::Debug;
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#[derive(Debug)]
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pub struct TokenError {
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pub msg: String,
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}
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impl TokenError {
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pub fn new(msg: &str) -> TokenError {
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TokenError { msg: msg.to_string() }
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}
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}
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#[derive(Debug)]
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pub struct ParseError {
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pub msg: String,
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}
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pub struct LLVMCodeString(pub String);
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pub trait ProgrammingLanguage {
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type Token: Debug;
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type AST: Debug;
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type Evaluator: EvaluationMachine;
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fn tokenize(input: &str) -> Result<Vec<Self::Token>, TokenError>;
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fn parse(input: Vec<Self::Token>) -> Result<Self::AST, ParseError>;
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fn evaluate(ast: Self::AST, evaluator: &mut Self::Evaluator) -> Vec<String>;
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fn compile(ast: Self::AST) -> LLVMCodeString;
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}
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pub trait EvaluationMachine {
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fn set_option(&mut self, option: &str, value: bool) -> bool;
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fn new() -> Self;
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}
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pub trait LanguageWrapper {
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}
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impl<X, T, A, E> LanguageWrapper for X where X: ProgrammingLanguage<Token=T, AST=A, Evaluator=E>, T: Debug, A: Debug, E: EvaluationMachine {
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}
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