regex: parse lookahead and lookbehind

1 files changed, 8 insertions, 3 deletions

diff --git a/src/run/builtin.rs b/src/run/builtin.rs
index f3682f7..fd4cbed 100644
--- a/src/run/builtin.rs
+++ b/src/run/builtin.rs
@@ -1116,13 +1116,18 @@ mod dbg {
             let regex = match crate::parse::regex::Pattern::parse_from_bytes(&args[0]) {
                 Ok(r) => r,
                 Err(e) => {
-                    writeln!(stdout, "not a valid regex: {e:?}")?;
+                    writeln!(stdout, "parse error: {e:?}")?;
                     return Err(Error::Exit(1));
                 },
             };
 
-            let compiled = regex.compile();
-            writeln!(stdout, "{compiled:?}")?;
+            match regex.try_compile() {
+                Ok(compiled) => writeln!(stdout, "{compiled:?}")?,
+                Err(e) => {
+                    writeln!(stdout, "compilation error: {e:?}")?;
+                    return Err(Error::Exit(2));
+                },
+            }
 
             Ok(())
         }