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invokations -> invocations

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Takanori Ishibashi 2018-05-15 21:59:30 +09:00 committed by Who? Me?!
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src/macro-expansion.md
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Macro expansion happens during parsing. `rustc` has two parsers, in fact: the Macro expansion happens during parsing. `rustc` has two parsers, in fact: the
normal Rust parser, and the macro parser. During the parsing phase, the normal normal Rust parser, and the macro parser. During the parsing phase, the normal
Rust parser will set aside the contents of macros and their invokations. Later, Rust parser will set aside the contents of macros and their invocations. Later,
before name resolution, macros are expanded using these portions of the code. before name resolution, macros are expanded using these portions of the code.
The macro parser, in turn, may call the normal Rust parser when it needs to The macro parser, in turn, may call the normal Rust parser when it needs to
bind a metavariable (e.g. `$my_expr`) while parsing the contents of a macro bind a metavariable (e.g. `$my_expr`) while parsing the contents of a macro