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librustc: Implement the proc type as sugar for ~once fn and proc

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notation for closures, and disable the feature gate for `once fn` if
used with the `~` sigil.
This commit is contained in:
Patrick Walton
2013-10-28 15:22:49 -07:00
parent e6650c87a3
commit 7e77bf1769
29 changed files with 250 additions and 70 deletions
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37
src/libsyntax/parse/token.rs
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@@ -486,14 +486,15 @@ fn mk_fresh_ident_interner() -> @ident_interner {
"while", // 62
"in", // 63
"continue", // 64
"proc", // 65
"be", // 65
"pure", // 66
"yield", // 67
"typeof", // 68
"alignof", // 69
"offsetof", // 70
"sizeof", // 71
"be", // 66
"pure", // 67
"yield", // 68
"typeof", // 69
"alignof", // 70
"offsetof", // 71
"sizeof", // 72
];
@interner::StrInterner::prefill(init_vec)
@@ -502,9 +503,9 @@ fn mk_fresh_ident_interner() -> @ident_interner {
static SELF_KEYWORD_NAME: uint = 8;
static STATIC_KEYWORD_NAME: uint = 27;
static STRICT_KEYWORD_START: uint = 32;
static STRICT_KEYWORD_FINAL: uint = 64;
static RESERVED_KEYWORD_START: uint = 65;
static RESERVED_KEYWORD_FINAL: uint = 71;
static STRICT_KEYWORD_FINAL: uint = 65;
static RESERVED_KEYWORD_START: uint = 66;
static RESERVED_KEYWORD_FINAL: uint = 72;
// if an interner exists in TLS, return it. Otherwise, prepare a
// fresh one.
@@ -645,6 +646,7 @@ pub mod keywords {
Use,
While,
Continue,
Proc,
// Reserved keywords
Alignof,
@@ -694,14 +696,15 @@ pub mod keywords {
Use => Ident { name: 61, ctxt: 0 },
While => Ident { name: 62, ctxt: 0 },
Continue => Ident { name: 64, ctxt: 0 },
Proc => Ident { name: 65, ctxt: 0 },
Alignof => Ident { name: 69, ctxt: 0 },
Be => Ident { name: 65, ctxt: 0 },
Offsetof => Ident { name: 70, ctxt: 0 },
Pure => Ident { name: 66, ctxt: 0 },
Sizeof => Ident { name: 71, ctxt: 0 },
Typeof => Ident { name: 68, ctxt: 0 },
Yield => Ident { name: 67, ctxt: 0 },
Alignof => Ident { name: 70, ctxt: 0 },
Be => Ident { name: 66, ctxt: 0 },
Offsetof => Ident { name: 71, ctxt: 0 },
Pure => Ident { name: 67, ctxt: 0 },
Sizeof => Ident { name: 72, ctxt: 0 },
Typeof => Ident { name: 69, ctxt: 0 },
Yield => Ident { name: 68, ctxt: 0 },
}
}
}