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| -rw-r--r-- | doc/go_spec.txt | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/doc/go_spec.txt b/doc/go_spec.txt index d3fd4714e..a3af04af3 100644 --- a/doc/go_spec.txt +++ b/doc/go_spec.txt @@ -3,7 +3,7 @@ The Go Programming Language Specification (DRAFT) Robert Griesemer, Rob Pike, Ken Thompson -(December 17, 2008) +(December 18, 2008) ---- @@ -3045,10 +3045,12 @@ as a type name, or as a pointer to a type name. The type specified by the type name is called ``receiver base type''. The receiver base type must be a type declared in the current file, and it must not be a pointer type. The method is said to be ``bound'' to the receiver base type; specifically -it is declared within the scope of that type (§Type declarations). +it is declared within the scope of that type (§Type declarations). If the +receiver value is not needed inside the method, its identifier may be omitted +in the declaration. MethodDecl = "func" Receiver identifier FunctionType [ Block ] . - Receiver = "(" identifier [ "*" ] TypeName ")" . + Receiver = "(" [ identifier ] [ "*" ] TypeName ")" . All methods bound to a receiver base type must have the same receiver type: Either all receiver types are pointers to the base type or they are the base |