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| author | Paul Stansifer <paul.stansifer@gmail.com> | 2012-06-12 10:50:17 -0700 |
|---|---|---|
| committer | Paul Stansifer <paul.stansifer@gmail.com> | 2012-06-15 12:41:41 -0700 |
| commit | d6522ab2d3f7ab03c6d5d93ea196137823d2cfcf (patch) | |
| tree | 22fbcaa419a7f10e75a728f810a21b13875561e9 /src/libsyntax/parse/token.rs | |
| parent | d906fba63621d049bdbd0fe9478fef383efb2341 (diff) | |
| download | rust-d6522ab2d3f7ab03c6d5d93ea196137823d2cfcf.tar.gz rust-d6522ab2d3f7ab03c6d5d93ea196137823d2cfcf.zip | |
Beginning of support for interpolation into token trees.
Diffstat (limited to 'src/libsyntax/parse/token.rs')
| -rw-r--r-- | src/libsyntax/parse/token.rs | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/src/libsyntax/parse/token.rs b/src/libsyntax/parse/token.rs index 981d7f9742e..7fb6165f7f1 100644 --- a/src/libsyntax/parse/token.rs +++ b/src/libsyntax/parse/token.rs @@ -77,9 +77,25 @@ enum token { /* Name components */ IDENT(str_num, bool), UNDERSCORE, + + //ACTUALLY(whole_nonterminal), + EOF, } +#[auto_serialize] +#[doc = "For interpolation during macro expansion."] +enum whole_nonterminal { + w_item(@ast::item), + w_block(ast::blk), + w_stmt(@ast::stmt), + w_pat( @ast::pat), + w_expr(@ast::expr), + w_ty( @ast::ty), + w_ident(ast::ident), + w_path(@ast::path), +} + fn binop_to_str(o: binop) -> str { alt o { PLUS { "+" } |