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