go spec: correct clarification of type declaration

R=rsc, r
CC=golang-dev
https://golang.org/cl/855043
This commit is contained in:
Robert Griesemer 2010-04-01 12:48:34 -07:00
parent ec53627ed5
commit d4a1619733

View file

@ -1704,11 +1704,9 @@ last non-empty expression list.
<p>
A type declaration binds an identifier, the <i>type name</i>, to a new type
that has the same definition (element, fields, channel direction, etc.) as
an existing type. With the exception of interface types, the new type is
an existing type. The new type is
<a href="#Properties_of_types_and_values">compatible</a> with, but
<a href="#Properties_of_types_and_values">different</a> from, the existing type.
A newly defined interface type is always
<a href="#Properties_of_types_and_values">identical</a> to the existing type.
</p>
<pre class="ebnf">
@ -1739,7 +1737,7 @@ type Cipher interface {
<p>
The declared type does not inherit any <a href="#Method_declarations">methods</a>
bound to the existing type, but the <a href="#Types">method set</a>
of elements of a composite type or of an interface type is not changed:
of an interface type or of elements of a composite type remains unchanged:
</p>
<pre>
@ -1757,8 +1755,7 @@ type PrintableMutex struct {
Mutex
}
// MyCipher is an interface type that has the same method set as Cipher;
// it is indistinguishable from Cipher.
// MyCipher is an interface type that has the same method set as Cipher.
type MyCipher Cipher
</pre>