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use {
crate::{
span::{TextPos, TextSpan},
live_token::{TokenWithSpan,LiveTokenId},
live_node::LiveNode,
}
};
#[derive(Default)]
pub struct LiveOriginal {
pub nodes: Vec<LiveNode >,
pub edit_info: Vec<LiveNode>,
pub strings: Vec<char>,
pub tokens: Vec<TokenWithSpan>,
}
#[derive(Default)]
pub struct LiveExpanded {
pub nodes: Vec<LiveNode >,
}
impl LiveExpanded {
pub fn new() -> Self {
Self {
nodes: Vec::new(),
}
}
pub fn resolve_ptr(&self, index: usize) -> &LiveNode {
&self.nodes[index]
}
}
impl LiveOriginal {
pub fn new() -> Self {
Self {
nodes: Vec::new(),
edit_info: Vec::new(),
strings: Vec::new(),
tokens: Vec::new(),
}
}
pub fn resolve_ptr(&self, index: usize) -> &LiveNode {
&self.nodes[index]
}
pub fn get_tokens(&self, token_start: usize, token_count: usize) -> &[TokenWithSpan] {
&self.tokens[token_start..(token_start + token_count)]
}
pub fn find_token_by_pos(&self, pos:TextPos) -> Option<usize> {
for (token_index, token) in self.tokens.iter().enumerate() {
if pos.line == token.span.start.line
&& pos.column >= token.span.start.column
&& pos.column < token.span.end.column {
return Some(token_index)
}
}
None
}
pub fn get_string(&self, string_start: usize, string_count: usize, out:&mut String) {
let chunk = &self.strings[string_start..(string_start + string_count)];
out.clear();
for chr in chunk {
out.push(*chr);
}
}
pub fn token_id_to_span(&self, token_id: LiveTokenId) -> TextSpan {
self.tokens[token_id.token_index() as usize].span
}
}
