blob: ec3d3d444c365822f5c9d7efea9e8268f1bb36b1 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
|
//! Things which exist to solve practical issues, but which shouldn't exist.
//!
//! Please avoid adding new usages of the functions in this module
use crate::{ast, AstNode};
pub fn parse_expr_from_str(s: &str) -> Option<ast::Expr> {
let s = s.trim();
let file = ast::SourceFile::parse(&format!("const _: () = {};", s));
let expr = file.syntax_node().descendants().find_map(ast::Expr::cast)?;
if expr.syntax().text() != s {
return None;
}
Some(expr)
}
|
