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Split Objective-C keyword parsing to handle the '@' separately.

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Because apparently, while designing the Objective-C language, somebody
thought it was a world-class idea to allow any white-space between the
'@' character and the subsequent keyword. With this fix, we now
correctly parse:
    @  dynamic
and:
    @
      selector
and:
    @"foo"
     "bar"
    @"mooze"
(This last one is 1 single string split over multiple lines.)
Wonderful, isn't it?

What we (and Clang) do not support, but what GCC supports is something
like:
   @"foo"@@  "bar"  @"mooze"  @@
which is equivalent to @"foobarmooze".
This commit is contained in:
Erik Verbruggen
2010-02-14 14:41:51 +01:00
parent abdd404ff5
commit 2a59d2ae0c
14 changed files with 410 additions and 367 deletions
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26
src/shared/cplusplus/Token.cpp
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@@ -59,14 +59,14 @@ static const char *token_names[] = {
("<identifier>"), ("<numeric literal>"), ("<char literal>"),
("<wide char literal>"), ("<string literal>"), ("<wide char literal>"),
("<@string literal>"), ("<angle string literal>"),
("<angle string literal>"),
("&"), ("&&"), ("&="), ("->"), ("->*"), ("^"), ("^="), (":"), ("::"),
(","), ("/"), ("/="), ("."), ("..."), (".*"), ("="), ("=="), ("!"),
("!="), (">"), (">="), (">>"), (">>="), ("{"), ("["), ("<"), ("<="),
("<<"), ("<<="), ("("), ("-"), ("-="), ("--"), ("%"), ("%="), ("|"),
("|="), ("||"), ("+"), ("+="), ("++"), ("#"), ("##"), ("?"), ("}"),
("]"), (")"), (";"), ("*"), ("*="), ("~"), ("~="),
("&"), ("&&"), ("&="), ("->"), ("->*"), ("@"), ("^"), ("^="), (":"),
("::"), (","), ("/"), ("/="), ("."), ("..."), (".*"), ("="), ("=="),
("!"), ("!="), (">"), (">="), (">>"), (">>="), ("{"), ("["), ("<"),
("<="), ("<<"), ("<<="), ("("), ("-"), ("-="), ("--"), ("%"), ("%="),
("|"), ("|="), ("||"), ("+"), ("+="), ("++"), ("#"), ("##"), ("?"),
("}"), ("]"), (")"), (";"), ("*"), ("*="), ("~"), ("~="),
("asm"), ("auto"), ("bool"), ("break"), ("case"), ("catch"), ("char"),
("class"), ("const"), ("const_cast"), ("continue"), ("default"),
@@ -84,12 +84,11 @@ static const char *token_names[] = {
// gnu
("__attribute__"), ("__typeof__"),
// objc @keywords
("@catch"), ("@class"), ("@compatibility_alias"), ("@defs"), ("@dynamic"),
("@encode"), ("@end"), ("@finally"), ("@implementation"), ("@interface"),
("@not_keyword"), ("@optional"), ("@package"), ("@private"), ("@property"),
("@protected"), ("@protocol"), ("@public"), ("@required"), ("@selector"),
("@synchronized"), ("@synthesize"), ("@throw"), ("@try"),
// objc keywords
("@compatibility_alias"), ("@defs"), ("@dynamic"), ("@encode"), ("@end"),
("@finally"), ("@implementation"), ("@interface"), ("@not_keyword"),
("@optional"), ("@package"), ("@property"), ("@protocol"), ("@required"),
("@selector"), ("@synchronized"), ("@synthesize"),
("SIGNAL"), ("SLOT"), ("Q_SIGNAL"), ("Q_SLOT"), ("signals"), ("slots"),
("Q_FOREACH"), ("Q_D"), ("Q_Q"),
@@ -124,7 +123,6 @@ const char *Token::spell() const
case T_NUMERIC_LITERAL:
case T_CHAR_LITERAL:
case T_STRING_LITERAL:
case T_AT_STRING_LITERAL:
case T_ANGLE_STRING_LITERAL:
case T_WIDE_CHAR_LITERAL:
case T_WIDE_STRING_LITERAL: