Module rustc_ap_rustc_span::hygiene [−][src]
Machinery for hygienic macros.
Inspired by Matthew Flatt et al., “Macros That Work Together: Compile-Time Bindings, Partial Expansion, and Definition Contexts,” Journal of Functional Programming 22, no. 2 (March 1, 2012): 181–216, https://doi.org/10.1017/S0956796812000093.
Structs
ExpnData | A subset of properties from both macro definition and macro call available through global data. Avoid using this if you have access to the original definition or call structures. |
ExpnId | A unique ID associated with a macro invocation and expansion. |
HygieneData | |
HygieneDecodeContext | Additional information used to assist in decoding hygiene data |
HygieneEncodeContext | |
SyntaxContext | A |
SyntaxContextData |
Enums
AstPass | The kind of AST transform. |
DesugaringKind | The kind of compiler desugaring. |
ExpnDataDecodeMode | |
ExpnDataEncodeMode | |
ExpnKind | Expansion kind. |
ForLoopLoc | A location in the desugaring of a |
MacroKind | The kind of macro invocation or definition. |
Transparency | A property of a macro expansion that determines how identifiers produced by that expansion are resolved. |