44 lines
972 B
Rust
44 lines
972 B
Rust
use crate::{
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parser_impl::Sink,
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yellow::{GreenNode, RaTypes, SyntaxError},
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SmolStr, SyntaxKind,
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};
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use rowan::GreenNodeBuilder;
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pub(crate) struct GreenBuilder {
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errors: Vec<SyntaxError>,
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inner: GreenNodeBuilder<RaTypes>,
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}
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impl GreenBuilder {
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pub(crate) fn new() -> GreenBuilder {
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GreenBuilder {
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errors: Vec::new(),
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inner: GreenNodeBuilder::new(),
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}
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}
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}
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impl Sink for GreenBuilder {
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type Tree = (GreenNode, Vec<SyntaxError>);
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fn leaf(&mut self, kind: SyntaxKind, text: SmolStr) {
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self.inner.leaf(kind, text);
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}
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fn start_branch(&mut self, kind: SyntaxKind) {
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self.inner.start_internal(kind)
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}
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fn finish_branch(&mut self) {
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self.inner.finish_internal();
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}
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fn error(&mut self, error: SyntaxError) {
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self.errors.push(error)
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}
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fn finish(self) -> (GreenNode, Vec<SyntaxError>) {
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(self.inner.finish(), self.errors)
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}
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}
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