with addition node not working.

This commit is contained in:
Tom Alexander 2022-11-27 00:01:05 -05:00
parent 7346f5e850
commit b8e3074a0e
Signed by: talexander
GPG Key ID: D3A179C9A53C0EDE

View File

@ -9,9 +9,13 @@
// let child2 = child1.with_additional_node(&child2_context);
// }
use nom::combinator::recognize;
use nom::error::VerboseError;
use nom::IResult;
use super::text::bold_end;
use super::text::Res;
type Matcher = dyn for<'s> Fn(&'s str) -> IResult<&'s str, &'s str, VerboseError<&'s str>>;
type Link<'p> = Option<&'p dyn NodeType<'p>>;
@ -81,34 +85,38 @@ where
ContextTree { head: None }
}
pub fn with_additional_node<F: for<'s> ContextElement<'s>>(
&'r self,
element: F,
) -> ContextTree<'r, F> {
let new_node = {
let parent: Option<&dyn NodeType<'_>> = match &self.head {
Some(node) => Some(node),
None => None,
};
Node {
data: element,
parent,
}
};
// pub fn with_additional_node<'s, F: ContextElement<'s>>(
// &'r self,
// element: F,
// ) -> ContextTree<'r, F> {
// let new_node = {
// let parent: Option<&dyn NodeType<'_>> = match &self.head {
// Some(node) => Some(node),
// None => None,
// };
// Node {
// data: element,
// parent,
// }
// };
ContextTree {
head: Some(new_node),
}
}
// ContextTree {
// head: Some(new_node),
// }
// }
}
fn test_context() {
let foo = "foo";
let context = ContextTree::new();
// let context = ContextTree::new();
let child1_context = PreviousElementNode { dummy: foo };
let child1 = context.with_additional_node(&child1_context);
// let child1 = context.with_additional_node(child1_context);
let child2_context = FailMatcherNode {
fail_matcher: ChainBehavior::AndParent(Some(&recognize_bold_end)),
};
let child2 = child1.with_additional_node(&child2_context);
// let child2 = child1.with_additional_node(child2_context);
}
fn recognize_bold_end(input: &str) -> Res<&str, &str> {
recognize(bold_end)(input)
}