root/trunk/docsrc/features2.dd

Ddoc

$(D_S D 2.0 Enhancements from D 1.0,

    $(P D 2.0 has many substantial language and library enhancements
    compared with D 1.0.
    This list does not include $(LINK2 changelog.html, bug fixes)
    or $(LINK2 ../1.0/changelog.html, changes that were also made to D 1.0).
    See the $(LINK2 D1toD2.html, D1 to D2 Migration Guide) for help
    in converting source code.
    )

$(SECTION2 Core Language Changes,

$(UL
    $(LI $(CODE opAssign) can no longer be overloaded for class objects.)
    $(LI Added $(CODE pure) keyword.)
    $(LI Extended $(LINK2 enum.html, enums) to allow declaration
     of manifest constants.)
    $(LI Added $(LINK2 struct.html#ConstStruct, const/immutable structs),
     $(LINK2 class.html#ConstClass, classes) and
     $(LINK2 interface.html#ConstInterface, interfaces).)
    $(LI Added $(CODE const) and $(CODE immutable) to $(LINK2 expression.html#IsExpression, $(I IsExpression))s.)
    $(LI Added $(CODE typeof(return)) type specifier.)
    $(LI Added overloadable unary * operation as $(CODE opStar()).)
    $(LI Full closure support added.)
    $(LI Transformed all of $(CODE string), $(CODE wstring),
    and $(CODE dstring) into immutable definitions).
    $(LI Added $(LINK2 function.html#overload-sets, Overload Sets) for functions and templates.)
    $(LI $(TT std.math.sin), $(TT cos), $(TT tan) are now evaluated at
    compile time if the argument is a constant.) 
    $(LI Added $(LINK2 cpp_interface.html, C++ interface) for $(SINGLEQUOTE plugins).)
    $(LI Changed result type of
     $(LINK2 expression.html#IsExpression, $(I IsExpression))
     from $(CODE int) to $(CODE bool).)
    $(LI Added optional $(I TemplateParameterList) to $(LINK2 expression.html#IsExpression, $(I IsExpression)).)
    $(LI Added warning when $(CODE override) is omitted.)
    $(LI Added new syntax for string literals (delimited, heredoc, D tokens))
    $(LI Added $(CODE __EOF__) token)
    $(LI Added $(LINK2 version.html#PredefinedVersions, $(B D_Version2))
     predefined identifier to indicate this is a D version 2.0 compiler)
    $(LI Added $(CODE .idup) property for arrays to create immutable
    copies.)
    $(LI Added transitive const and immutable.)
    $(LI $(CODE in) parameter storage class now means scope const.)
    $(LI class and struct invariant declarations now must have a ().)
    $(LI Added $(CODE isSame) and $(CODE compiles) to $(D_KEYWORD __traits).)
    $(LI Added $(LINK2 statement.html#ForeachRangeStatement, ForeachRangeStatement)).
)

)

$(SECTION2 Phobos Library Changes,

$(UL
    $(LI $(LINK2 phobos/std_algorithm.html, std.algorithm): new module)
    $(LI $(LINK2 phobos/std_bitarray.html, std.bitarray): scheduled for deprecation)
    $(LI $(LINK2 phobos/std_bitmanip.html, std.bitmanip): new module with the content of std.bitarray plus the bitfields, FloatRep, and DoubleRep templates)
    $(LI $(LINK2 phobos/std_contracts.html, std.contracts): new module)
    $(LI $(LINK2 phobos/std_conv.html, std.conv):
     Added $(CODE parse) and $(CODE assumeUnique).
     Made $(CODE conv_error) a template parameterized on the types being
     converted.
     Massive additions.)
    $(LI $(LINK2 phobos/std_file.html, std.file): added $(CODE dirEntries).)
    $(LI $(LINK2 phobos/std_format.html, std.format):
     Added raw ('r') format specifier for writef*.)
    $(LI $(LINK2 phobos/std_functional.html, std.functional): new module)
    $(LI $(LINK2 phobos/std_getopt.html,std.getopt): new module.)
    $(LI $(LINK2 phobos/std_hiddenfunc.html, std.hiddenfunc): new module)
    $(LI $(LINK2 phobos/std_math.html, std.math): Made nextafter visible for all floating types. Added approxEqual template.)
    $(LI $(LINK2 phobos/std_numeric.html, std.numeric): new module)
    $(LI $(LINK2 phobos/std_path.html, std.path):
     Added $(CODE rel2abs) (Linux version only).
     Added the basename and dirname functions (which alias the
     less gainful names getBaseName and getDirectoryName))
    $(LI $(LINK2 phobos/std_process.html, std.process):
     Made getpid visible in Linux builds)
    $(LI $(LINK2 phobos/std_stdio, std.stdio):
     Added $(CODE writeln()) and $(CODE write()),
     $(CODE writef()) can now only accept a format as its first argument.
     Added optional terminator to $(CODE readln).
     Added functions $(CODE fopen), $(CODE popen),
     $(CODE lines) and $(CODE chunks).)
    $(LI $(LINK2 phobos/std_string.html, std.string):
     Added munch function and added function chompPrefix.)
    $(LI $(LINK2 phobos/std_random, std.random):
     Major addition of engines and distributions.)
    $(LI $(LINK2 phobos/std_traits.html, std.traits): new module)
    $(LI $(LINK2 phobos/std_typecons, std.typecons): new module)
    $(LI $(LINK2 phobos/std_variant.html, std.variant): new module.)

    $(LI Incorporated many of the Tango GC structural differences (much more to go still).)
    $(LI Overhaul phobos $(TT linux.mak) and add documentation build logic)
    $(LI Moved $(B next) member from $(B Object.Error) to $(B Object.Exception))
    $(LI Renamed linux library from $(B libphobos.a) to $(B libphobos2.a))

)

)


)

Macros:
    TITLE=D 2.0 Specific Features
    WIKI=D2Features