Files
carbon-lang/explorer/testdata
Prabhat Sachdeva 0bcba9d05e Explorer: Add methods to trace for line prefixes (#3076)
Defines methods into `TraceStream` for adding line prefixes. Instead of
directly using string literals.

Example usage,
```
trace_stream_->Start() << "declaring ... " << ... ;
```
will result in,
```
->> declaring ... 
```
2023-08-09 19:05:19 +00:00
..