Add a helper for deparsing a list of statements

src/deparse.rs

@@ -48,6 +48,24 @@ pub fn deparse<'a, N: Into<Node<'a>>>(node: N) -> Result<DeparseResult> {
     DeparseResult::deparse(stmt_ref)
 }
 
+pub fn deparse_stmts<'a, N>(nodes: impl IntoIterator<Item = N>) -> Result<String>
+where
+    N: Into<Node<'a>>,
+{
+    let mut iter = nodes.into_iter();
+    let mut result = String::new();
+    if let Some(first) = iter.next() {
+        result.push_str(deparse(first)?.as_str());
+    }
+
+    for elem in iter {
+        result.push(';');
+        result.push_str(deparse(elem)?.as_str());
+    }
+
+    Ok(result)
+}
+
 #[test]
 fn test_deparse() {
     fn run_test(query: &str) {

src/lib.rs

@@ -18,7 +18,7 @@ pub mod transform;
 pub mod walk;
 
 pub use crate::const_val::ConstValue;
-pub use crate::deparse::{DeparseResult, deparse};
+pub use crate::deparse::{DeparseResult, deparse, deparse_stmts};
 pub use crate::error::{Error, Result};
 pub use crate::node_enum::{Node, NodeMut};
 pub use crate::owned::Owned;