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109 lines
2.7 KiB
C++
109 lines
2.7 KiB
C++
//===--- Tokens.def - Swift Tokenizer Metaprogramming -----------*- C++ -*-===//
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//
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// This source file is part of the Swift.org open source project
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//
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// Copyright (c) 2014 - 2015 Apple Inc. and the Swift project authors
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// Licensed under Apache License v2.0 with Runtime Library Exception
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//
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// See http://swift.org/LICENSE.txt for license information
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// See http://swift.org/CONTRIBUTORS.txt for the list of Swift project authors
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//
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//===----------------------------------------------------------------------===//
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//
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// This file defines macros used for macro-metaprogramming lexer tokens.
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//
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//===----------------------------------------------------------------------===//
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/// KEYWORD(kw)
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/// Expands for every Swift keyword, such as 'if', 'else', etc.
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#ifndef KEYWORD
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#define KEYWORD(kw)
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#endif
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/// IDENTIFIER_KEYWORD(kw)
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/// Expands for Swift keywords that behave grammatically like identifiers,
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/// such as 'super' and 'constructor'.
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#ifndef IDENTIFIER_KEYWORD
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#define IDENTIFIER_KEYWORD(kw) KEYWORD(kw)
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#endif
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/// PUNCTUATOR(name, str)
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/// Expands for every Swift punctuator.
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/// \param name The symbolic name of the punctuator, such as
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/// 'l_paren' or 'arrow'.
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/// \param str A string literal containing the spelling of the punctuator,
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/// such as '"("' or '"->"'.
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#ifndef PUNCTUATOR
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#define PUNCTUATOR(name, str)
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#endif
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// Decl and type keywords.
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KEYWORD(class)
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IDENTIFIER_KEYWORD(constructor)
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KEYWORD(destructor)
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KEYWORD(extension)
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KEYWORD(func)
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KEYWORD(import)
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KEYWORD(oneof)
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IDENTIFIER_KEYWORD(metatype)
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KEYWORD(protocol)
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KEYWORD(requires)
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KEYWORD(struct)
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KEYWORD(typealias)
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KEYWORD(var)
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KEYWORD(static)
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KEYWORD(subscript)
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KEYWORD(sil) // This is only enabled when parsing .sil files.
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// Statement keywords.
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KEYWORD(if)
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KEYWORD(do)
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KEYWORD(else)
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KEYWORD(for)
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KEYWORD(while)
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KEYWORD(return)
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KEYWORD(break)
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KEYWORD(continue)
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KEYWORD(fallthrough)
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KEYWORD(switch)
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KEYWORD(case)
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KEYWORD(default)
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// Expression keywords.
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KEYWORD(new)
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KEYWORD(as)
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KEYWORD(is)
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IDENTIFIER_KEYWORD(super)
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IDENTIFIER_KEYWORD(this)
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IDENTIFIER_KEYWORD(This)
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// Punctuators.
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PUNCTUATOR(l_paren, "(")
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PUNCTUATOR(r_paren, ")")
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PUNCTUATOR(l_brace, "{")
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PUNCTUATOR(r_brace, "}")
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PUNCTUATOR(l_square, "[")
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PUNCTUATOR(r_square, "]")
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PUNCTUATOR(period, ".")
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PUNCTUATOR(period_prefix, ".")
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PUNCTUATOR(comma, ",")
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PUNCTUATOR(colon, ":")
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PUNCTUATOR(semi, ";")
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PUNCTUATOR(equal, "=")
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PUNCTUATOR(ellipsis, "...")
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PUNCTUATOR(amp_prefix, "&")
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PUNCTUATOR(arrow, "->")
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PUNCTUATOR(question, "?")
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PUNCTUATOR(sil_at_sign, "@") // Only in SIL mode.
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PUNCTUATOR(sil_dollar, "$") // Only in SIL mode.
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#undef KEYWORD
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#undef IDENTIFIER_KEYWORD
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#undef PUNCTUATOR
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