34 lines
697 B
Rust
34 lines
697 B
Rust
use std::collections::HashMap;
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use lalrpop_util::lalrpop_mod;
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use crate::language::token::Lexer;
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use self::compiler::Compiler;
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mod token;
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mod ast;
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mod compiler;
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mod builtins;
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lalrpop_mod!(pub syntax, "/language/syntax.rs");
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pub enum Variable {
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Slider(usize),
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Point(usize, usize),
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}
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pub fn compile(src: &str, vars: &HashMap<String, Variable>) -> Result<String, Box<dyn std::error::Error>> {
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let lexer = Lexer::new(src);
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let result = syntax::ProgramParser::new()
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.parse(src, lexer)
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.map_err(|e| e.to_string())?;
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let mut wgsl = String::new();
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let mut cmp = Compiler::new(&mut wgsl, vars);
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for defn in result {
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cmp.compile_defn(&defn)?;
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}
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cmp.ensure_plot_defined()?;
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Ok(wgsl)
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}
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