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// file : build/token -*- C++ -*-
// copyright : Copyright (c) 2014-2015 Code Synthesis Ltd
// license : MIT; see accompanying LICENSE file
#ifndef BUILD_TOKEN
#define BUILD_TOKEN
#include <string>
#include <iosfwd>
#include <cstddef> // size_t
#include <cstdint> // uint64_t
#include <utility> // move
namespace build
{
enum class token_type
{
eos,
name,
newline,
pair_separator,
colon,
lcbrace,
rcbrace,
equal,
equal_plus,
plus_equal,
dollar,
lparen,
rparen
};
class token
{
public:
token_type type;
bool separated; // Whitespace-separated from the previous token.
bool quoted; // Name (or some part of it) was quoted.
std::string value; // Only valid for name.
std::uint64_t line;
std::uint64_t column;
public:
token (token_type t, bool s, std::uint64_t l, std::uint64_t c)
: type (t), separated (s), line (l), column (c) {}
token (std::string n, bool s, bool q, std::uint64_t l, std::uint64_t c)
: type (token_type::name),
separated (s),
quoted (q),
value (std::move (n)),
line (l),
column (c) {}
};
// Output the token value in a format suitable for diagnostics.
//
std::ostream&
operator<< (std::ostream&, const token&);
}
#endif // BUILD_TOKEN
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