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Change new alias syntax to alias this : identifier #1341

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Change new alias syntax to alias this : identifier #1341

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8 changes: 3 additions & 5 deletions src/parse.c
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Original file line number Diff line number Diff line change
Expand Up @@ -2891,14 +2891,13 @@ Dsymbols *Parser::parseDeclarations(StorageClass storage_class, unsigned char *c
addComment(s, comment);
return a;
}
#if 0
/* Look for:
* alias this = identifier;
* alias this : identifier;
*/
if (token.value == TOKthis && peekNext() == TOKassign && peekNext2() == TOKidentifier)
if (token.value == TOKthis && peekNext() == TOKcolon && peekNext2() == TOKidentifier)
{
check(TOKthis);
check(TOKassign);
check(TOKcolon);
AliasThis *s = new AliasThis(loc, token.ident);
nextToken();
check(TOKsemicolon);
Expand All @@ -2907,7 +2906,6 @@ Dsymbols *Parser::parseDeclarations(StorageClass storage_class, unsigned char *c
addComment(s, comment);
return a;
}
#endif
/* Look for:
* alias identifier = type;
*/
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6 changes: 3 additions & 3 deletions test/compilable/aliasdecl.d
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Expand Up @@ -24,12 +24,12 @@ void main()
static assert(is(Y4 == void delegate() const));
static assert(is(Y5.Type == int));

/+ struct S
struct S
{
int value;
alias this = value;
alias this : value;
}
auto s = S(10);
int n = s;
assert(n == 10); +/
assert(n == 10);
}