Revert "fix: update ast-grep version"

This reverts commit 276bef7.

Author: HerringtonDarkholme

Cargo.lock

@@ -28,16 +28,17 @@ console_error_panic_hook = { version = "0.1.7", optional = true }
 
 once_cell = "1.19.0"
 wee_alloc = { version = "0.4.5" }
-ast-grep-core = { version = "0.31.0" }
-ast-grep-config = { version = "0.31.0" }
-ast-grep-language = { version = "0.31.0", default-features = false }
+ast-grep-core = { version = "0.30.0" }
+ast-grep-config = { version = "0.30.0" }
+ast-grep-language = { version = "0.30.0", default-features = false }
 web-tree-sitter-sg = "0.22.2"
 tree-sitter = { version = "0.22.2", package = "tree-sitter-facade-sg" }
 serde-wasm-bindgen = "0.6"
 serde_json = "1.0.116"
 
 [dev-dependencies]
 wasm-bindgen-test = "0.3.42"
+tree-sitter-rust = "0.23.0"
 
 [profile.release]
 panic = "abort"

Cargo.toml

@@ -73,7 +73,7 @@ fn env_to_map(env: MetaVarEnv<'_, StrDoc<WasmLang>>) -> BTreeMap<String, WasmNod
         let text = nodes.iter().map(|n| n.text()).collect();
         let node = WasmNode {
           text,
-          range: (start.row(), start.column(first), end.row(), end.column(last)),
+          range: (start.0, start.1, end.0, end.1),
         };
         map.insert(name, node);
       }
@@ -90,7 +90,7 @@ impl From<Node<'_>> for WasmNode {
     let end = nm.end_pos();
     Self {
       text: nm.text().to_string(),
-      range: (start.row(), start.column(&nm), end.row(), end.column(&nm)),
+      range: (start.0, start.1, end.0, end.1),
     }
   }
 }

src/utils.rs

@@ -231,10 +231,6 @@ impl Content for Wrapper {
   fn encode_bytes(bytes: &[Self::Underlying]) -> Cow<str> {
     Cow::Owned(bytes.iter().collect())
   }
-
-  fn get_char_column(&self, column: usize, _: usize) -> usize {
-    column
-  }
 }
 
 fn pos_for_char_offset(input: &[char], offset: usize) -> Point {
@@ -302,4 +298,24 @@ impl Doc for WasmDoc {
       source: self.source.clone(),
     }
   }
+}
+
+#[cfg(test)]
+mod test {
+  use super::*;
+  use tree_sitter_rust;
+
+  // https://github.com/tree-sitter/tree-sitter-rust/issues/82
+  // sadly, this does not test what tree-sitter-wasm actually does
+  // wasm uses UTF16 which counts different "error cost" than utf8
+  // native tree-sitter can use parse_with_utf16 :(
+  #[test]
+  fn test_process_pattern() {
+    let mut curr_lang = TS_LANG.lock().expect_throw("set language error");
+    *curr_lang = Some(tree_sitter_rust::language().into());
+    drop(curr_lang);
+    let grep = WasmLang::Rust.ast_grep("fn test() { Some(123) }");
+    let root = grep.root();
+    assert!(root.find("Some($A)").is_some());
+  }
 }