bendns' repos / rust-analyzer
Unnamed repository; edit this file 'description' to name the repository.
Diffstat (limited to 'crates/mbe/src/syntax_bridge.rs')
-rw-r--r--crates/mbe/src/syntax_bridge.rs113
1 files changed, 0 insertions, 113 deletions
diff --git a/crates/mbe/src/syntax_bridge.rs b/crates/mbe/src/syntax_bridge.rs
index 7f68543310..f3c9af1ccb 100644
--- a/crates/mbe/src/syntax_bridge.rs
+++ b/crates/mbe/src/syntax_bridge.rs
@@ -743,116 +743,3 @@ impl<'a> TreeSink for TtTreeSink<'a> {
self.inner.error(error, self.text_pos)
}
}
-
-#[cfg(test)]
-mod tests {
- use super::*;
- use crate::tests::parse_macro;
- use parser::TokenSource;
- use syntax::{
- ast::{make, AstNode},
- ted,
- };
- use test_utils::assert_eq_text;
-
- #[test]
- fn convert_tt_token_source() {
- let expansion = parse_macro(
- r#"
- macro_rules! literals {
- ($i:ident) => {
- {
- let a = 'c';
- let c = 1000;
- let f = 12E+99_f64;
- let s = "rust1";
- }
- }
- }
- "#,
- )
- .expand_tt("literals!(foo);");
- let tts = &[expansion.into()];
- let buffer = tt::buffer::TokenBuffer::from_tokens(tts);
- let mut tt_src = SubtreeTokenSource::new(&buffer);
- let mut tokens = vec![];
- while tt_src.current().kind != EOF {
- tokens.push((tt_src.current().kind, tt_src.text()));
- tt_src.bump();
- }
-
- // [${]
- // [let] [a] [=] ['c'] [;]
- assert_eq!(tokens[2 + 3].1, "'c'");
- assert_eq!(tokens[2 + 3].0, CHAR);
- // [let] [c] [=] [1000] [;]
- assert_eq!(tokens[2 + 5 + 3].1, "1000");
- assert_eq!(tokens[2 + 5 + 3].0, INT_NUMBER);
- // [let] [f] [=] [12E+99_f64] [;]
- assert_eq!(tokens[2 + 10 + 3].1, "12E+99_f64");
- assert_eq!(tokens[2 + 10 + 3].0, FLOAT_NUMBER);
-
- // [let] [s] [=] ["rust1"] [;]
- assert_eq!(tokens[2 + 15 + 3].1, "\"rust1\"");
- assert_eq!(tokens[2 + 15 + 3].0, STRING);
- }
-
- #[test]
- fn stmts_token_trees_to_expr_is_err() {
- let expansion = parse_macro(
- r#"
- macro_rules! stmts {
- () => {
- let a = 0;
- let b = 0;
- let c = 0;
- let d = 0;
- }
- }
- "#,
- )
- .expand_tt("stmts!();");
- assert!(token_tree_to_syntax_node(&expansion, ParserEntryPoint::Expr).is_err());
- }
-
- #[test]
- fn test_token_tree_last_child_is_white_space() {
- let source_file = ast::SourceFile::parse("f!{}").ok().unwrap();
- let macro_call = source_file.syntax().descendants().find_map(ast::MacroCall::cast).unwrap();
- let token_tree = macro_call.token_tree().unwrap();
-
- // Token Tree now is :
- // TokenTree
- // - TokenTree
- // - T!['{']
- // - T!['}']
-
- let token_tree = token_tree.clone_for_update();
- ted::append_child(token_tree.syntax(), make::tokens::single_space());
- let token_tree = token_tree.clone_subtree();
- // Token Tree now is :
- // TokenTree
- // - T!['{']
- // - T!['}']
- // - WHITE_SPACE
-
- let tt = syntax_node_to_token_tree(token_tree.syntax()).0;
- assert_eq!(tt.delimiter_kind(), Some(tt::DelimiterKind::Brace));
- }
-
- #[test]
- fn test_token_tree_multi_char_punct() {
- let source_file = ast::SourceFile::parse("struct Foo { a: x::Y }").ok().unwrap();
- let struct_def = source_file.syntax().descendants().find_map(ast::Struct::cast).unwrap();
- let tt = syntax_node_to_token_tree(struct_def.syntax()).0;
- token_tree_to_syntax_node(&tt, ParserEntryPoint::Item).unwrap();
- }
-
- #[test]
- fn test_missing_closing_delim() {
- let source_file = ast::SourceFile::parse("m!(x").tree();
- let node = source_file.syntax().descendants().find_map(ast::TokenTree::cast).unwrap();
- let tt = syntax_node_to_token_tree(node.syntax()).0.to_string();
- assert_eq_text!(&*tt, "( x");
- }
-}