bendns' repos / rust-analyzer
Unnamed repository; edit this file 'description' to name the repository.
Diffstat (limited to 'crates/parser/src/tests.rs')
-rw-r--r--crates/parser/src/tests.rs14
1 files changed, 13 insertions, 1 deletions
diff --git a/crates/parser/src/tests.rs b/crates/parser/src/tests.rs
index 157c381f4b..73bf472f38 100644
--- a/crates/parser/src/tests.rs
+++ b/crates/parser/src/tests.rs
@@ -86,22 +86,34 @@ fn parse(entry: TopEntryPoint, text: &str) -> (String, bool) {
let mut buf = String::new();
let mut errors = Vec::new();
let mut indent = String::new();
+ let mut depth = 0;
+ let mut len = 0;
lexed.intersperse_trivia(&output, &mut |step| match step {
crate::StrStep::Token { kind, text } => {
+ assert!(depth > 0);
+ len += text.len();
write!(buf, "{}", indent).unwrap();
write!(buf, "{:?} {:?}\n", kind, text).unwrap();
}
crate::StrStep::Enter { kind } => {
+ assert!(depth > 0 || len == 0);
+ depth += 1;
write!(buf, "{}", indent).unwrap();
write!(buf, "{:?}\n", kind).unwrap();
indent.push_str(" ");
}
crate::StrStep::Exit => {
+ assert!(depth > 0);
+ depth -= 1;
indent.pop();
indent.pop();
}
- crate::StrStep::Error { msg, pos } => errors.push(format!("error {}: {}\n", pos, msg)),
+ crate::StrStep::Error { msg, pos } => {
+ assert!(depth > 0);
+ errors.push(format!("error {}: {}\n", pos, msg))
+ }
});
+ assert_eq!(len, text.len());
for (token, msg) in lexed.errors() {
let pos = lexed.text_start(token);