36 lines
815 B
Rust
36 lines
815 B
Rust
|
use serde::{Deserialize, Serialize};
|
||
|
|
use tree_sitter::Node;
|
||
|
|
|
||
|
|
use crate::{AbstractTree, Result, Value, VariableMap};
|
||
|
|
|
||
|
|
#[derive(Debug, Clone, Serialize, Deserialize, Eq, PartialEq, PartialOrd, Ord)]
|
||
|
|
pub struct Identifier(String);
|
||
|
|
|
||
|
|
impl Identifier {
|
||
|
|
pub fn new(inner: String) -> Self {
|
||
|
|
Identifier(inner)
|
||
|
|
}
|
||
|
|
|
||
|
|
pub fn take_inner(self) -> String {
|
||
|
|
self.0
|
||
|
|
}
|
||
|
|
|
||
|
|
pub fn inner(&self) -> &String {
|
||
|
|
&self.0
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
impl AbstractTree for Identifier {
|
||
|
|
fn from_syntax_node(node: Node, source: &str) -> Result<Self> {
|
||
|
|
let identifier = &source[node.byte_range()];
|
||
|
|
|
||
|
|
Ok(Identifier(identifier.to_string()))
|
||
|
|
}
|
||
|
|
|
||
|
|
fn run(&self, context: &mut VariableMap) -> Result<Value> {
|
||
|
|
let value = context.get_value(&self.0)?.unwrap_or_default();
|
||
|
|
|
||
|
|
Ok(value)
|
||
|
|
}
|
||
|
|
}
|