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| author | bors[bot] <bors[bot]@users.noreply.github.com> | 2019-04-08 15:18:57 +0100 |
|---|---|---|
| committer | bors[bot] <bors[bot]@users.noreply.github.com> | 2019-04-08 15:18:57 +0100 |
| commit | ac6ab0758731d0555fbf1b1a918abd3e12c8169d (patch) | |
| tree | 05f568cbd925dbbd578f9414fd9e4ea3634b68e4 /docs | |
| parent | 1ca7a744eb512e6b900988cba871dcd3d90d447f (diff) | |
| parent | 8ed710457875e6f580a0ddf6ab29c6b10d389a41 (diff) | |
Merge #1105
1105: [WIP] Implement ra_mbe meta variables support r=matklad a=edwin0cheng
This PR implements the following meta variable support in `ra_mba` crate (issue #720):
- [x] `path`
- [ ] `expr`
- [ ] `ty`
- [ ] `pat`
- [ ] `stmt`
- [ ] `block`
- [ ] `meta`
- [ ] `item`
*Implementation Details*
In the macro expanding lhs phase, if we see a meta variable type, we try to create a `tt:TokenTree` from the remaining input. And then we use a special set of `ra_parser` to parse it to `SyntaxNode`.
Co-authored-by: Edwin Cheng <[email protected]>
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