work
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+8
-37
@@ -1,5 +1,5 @@
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use crate::{
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io::{CompilerMsg, CompilerOutput, Span},
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io::{CompilerMsg, CompilerOutput},
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parser::{Cursor, nodes::*},
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};
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@@ -8,17 +8,18 @@ mod dsp;
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pub use ctx::*;
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pub use dsp::*;
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pub struct Parsed<N> {
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pub node: N,
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pub span: Span,
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}
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pub trait Node: Sized {
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fn parse(ctx: &mut ParseCtx) -> Result<Self, CompilerMsg>;
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fn fmt(&self, f: &mut std::fmt::Formatter, ctx: DisplayCtx) -> std::fmt::Result;
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fn dsp(&self, ctx: DisplayCtx) -> NodeDsp<'_, Self> {
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NodeDsp { node: self, ctx }
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}
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fn new_dsp(&self) -> NodeDsp<'_, Self> {
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self.dsp(DisplayCtx { indent: 0 })
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}
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}
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pub fn parse_root(path: &str, output: &mut CompilerOutput) -> Option<Parsed<Body>> {
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pub fn parse_root(path: &str, output: &mut CompilerOutput) -> Option<Body> {
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let root_code = match std::fs::read_to_string(path) {
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Ok(code) => code,
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Err(err) => {
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@@ -37,33 +38,3 @@ pub fn parse_root(path: &str, output: &mut CompilerOutput) -> Option<Parsed<Body
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};
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Some(root)
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}
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impl<N> Parsed<N> {
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pub fn new(node: N, span: Span) -> Self {
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Self { node, span }
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}
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pub fn boxed(self) -> Box<Self> {
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Box::new(self)
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}
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}
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impl<N> std::ops::Deref for Parsed<N> {
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type Target = N;
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fn deref(&self) -> &Self::Target {
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&self.node
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}
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}
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impl<N> std::ops::DerefMut for Parsed<N> {
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fn deref_mut(&mut self) -> &mut Self::Target {
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&mut self.node
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}
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}
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impl<N: Node> std::fmt::Display for Parsed<N> {
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fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
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self.node.fmt(f, DisplayCtx { indent: 0 })
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}
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}
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