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/**
* Defines a `Dsymbol` for `version = identifier` and `debug = identifier` statements.
*
* Specification: $(LINK2 https://dlang.org/spec/version.html#version-specification, Version Specification),
* $(LINK2 https://dlang.org/spec/version.html#debug_specification, Debug Specification).
*
* Copyright: Copyright (C) 1999-2024 by The D Language Foundation, All Rights Reserved
* Authors: $(LINK2 https://www.digitalmars.com, Walter Bright)
* License: $(LINK2 https://www.boost.org/LICENSE_1_0.txt, Boost License 1.0)
* Source: $(LINK2 https://github.com/dlang/dmd/blob/master/src/dmd/dversion.d, _dversion.d)
* Documentation: https://dlang.org/phobos/dmd_dversion.html
* Coverage: https://codecov.io/gh/dlang/dmd/src/master/src/dmd/dversion.d
*/
module dmd.dversion;
import dmd.arraytypes;
import dmd.cond;
import dmd.dmodule;
import dmd.dscope;
import dmd.dsymbol;
import dmd.dsymbolsem;
import dmd.errors;
import dmd.globals;
import dmd.identifier;
import dmd.location;
import dmd.common.outbuffer;
import dmd.visitor;
/***********************************************************
* DebugSymbol's happen for statements like:
* debug = identifier;
* debug = integer;
*/
extern (C++) final class DebugSymbol : Dsymbol
{
uint level;
extern (D) this(const ref Loc loc, Identifier ident) @safe
{
super(loc, ident);
}
extern (D) this(const ref Loc loc, uint level) @safe
{
super(loc, null);
this.level = level;
}
override DebugSymbol syntaxCopy(Dsymbol s)
{
assert(!s);
auto ds = new DebugSymbol(loc, ident);
ds.comment = comment;
ds.level = level;
return ds;
}
override const(char)* toChars() const nothrow
{
if (ident)
return ident.toChars();
else
{
OutBuffer buf;
buf.print(level);
return buf.extractChars();
}
}
override const(char)* kind() const nothrow
{
return "debug";
}
override inout(DebugSymbol) isDebugSymbol() inout
{
return this;
}
override void accept(Visitor v)
{
v.visit(this);
}
}
/***********************************************************
* VersionSymbol's happen for statements like:
* version = identifier;
* version = integer;
*/
extern (C++) final class VersionSymbol : Dsymbol
{
uint level;
extern (D) this(const ref Loc loc, Identifier ident) @safe
{
super(loc, ident);
}
extern (D) this(const ref Loc loc, uint level) @safe
{
super(loc, null);
this.level = level;
}
override VersionSymbol syntaxCopy(Dsymbol s)
{
assert(!s);
auto ds = ident ? new VersionSymbol(loc, ident)
: new VersionSymbol(loc, level);
ds.comment = comment;
return ds;
}
override const(char)* toChars() const nothrow
{
if (ident)
return ident.toChars();
else
{
OutBuffer buf;
buf.print(level);
return buf.extractChars();
}
}
override const(char)* kind() const nothrow
{
return "version";
}
override inout(VersionSymbol) isVersionSymbol() inout
{
return this;
}
override void accept(Visitor v)
{
v.visit(this);
}
}
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