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doc.d
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doc.d
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// Compiler implementation of the D programming language
// Copyright (c) 1999-2015 by Digital Mars
// All Rights Reserved
// written by Walter Bright
// http://www.digitalmars.com
// Distributed under the Boost Software License, Version 1.0.
// http://www.boost.org/LICENSE_1_0.txt
module ddmd.doc;
import core.stdc.ctype;
import core.stdc.stdlib;
import core.stdc.stdio;
import core.stdc.string;
import core.stdc.time;
import ddmd.aggregate;
import ddmd.arraytypes;
import ddmd.attrib;
import ddmd.dclass;
import ddmd.declaration;
import ddmd.denum;
import ddmd.dmacro;
import ddmd.dmodule;
import ddmd.dscope;
import ddmd.dstruct;
import ddmd.dsymbol;
import ddmd.dtemplate;
import ddmd.errors;
import ddmd.func;
import ddmd.globals;
import ddmd.hdrgen;
import ddmd.id;
import ddmd.identifier;
import ddmd.lexer;
import ddmd.mars;
import ddmd.mtype;
import ddmd.root.aav;
import ddmd.root.array;
import ddmd.root.file;
import ddmd.root.filename;
import ddmd.root.outbuffer;
import ddmd.root.port;
import ddmd.root.rmem;
import ddmd.tokens;
import ddmd.utf;
import ddmd.visitor;
struct Escape
{
const(char)*[256] strings;
/***************************************
* Find character string to replace c with.
*/
extern (C++) const(char)* escapeChar(uint c)
{
version (all)
{
assert(c < 256);
//printf("escapeChar('%c') => %p, %p\n", c, strings, strings[c]);
return strings[c];
}
else
{
const(char)* s;
switch (c)
{
case '<':
s = "<";
break;
case '>':
s = ">";
break;
case '&':
s = "&";
break;
default:
s = null;
break;
}
return s;
}
}
}
/***********************************************************
*/
extern (C++) class Section
{
public:
const(char)* name;
size_t namelen;
const(char)* _body;
size_t bodylen;
int nooutput;
void write(Loc loc, DocComment* dc, Scope* sc, Dsymbols* a, OutBuffer* buf)
{
assert(a.dim);
if (namelen)
{
static __gshared const(char)** table =
[
"AUTHORS",
"BUGS",
"COPYRIGHT",
"DATE",
"DEPRECATED",
"EXAMPLES",
"HISTORY",
"LICENSE",
"RETURNS",
"SEE_ALSO",
"STANDARDS",
"THROWS",
"VERSION",
null
];
for (size_t i = 0; table[i]; i++)
{
if (icmp(table[i], name, namelen) == 0)
{
buf.printf("$(DDOC_%s ", table[i]);
goto L1;
}
}
buf.writestring("$(DDOC_SECTION ");
// Replace _ characters with spaces
buf.writestring("$(DDOC_SECTION_H ");
size_t o = buf.offset;
for (size_t u = 0; u < namelen; u++)
{
char c = name[u];
buf.writeByte((c == '_') ? ' ' : c);
}
escapeStrayParenthesis(loc, buf, o);
buf.writestring(":)\n");
}
else
{
buf.writestring("$(DDOC_DESCRIPTION ");
}
L1:
size_t o = buf.offset;
buf.write(_body, bodylen);
escapeStrayParenthesis(loc, buf, o);
highlightText(sc, a, buf, o);
buf.writestring(")\n");
}
}
/***********************************************************
*/
extern (C++) final class ParamSection : Section
{
public:
override void write(Loc loc, DocComment* dc, Scope* sc, Dsymbols* a, OutBuffer* buf)
{
assert(a.dim);
Dsymbol s = (*a)[0]; // test
const(char)* p = _body;
size_t len = bodylen;
const(char)* pend = p + len;
const(char)* tempstart = null;
size_t templen = 0;
const(char)* namestart = null;
size_t namelen = 0; // !=0 if line continuation
const(char)* textstart = null;
size_t textlen = 0;
size_t paramcount = 0;
buf.writestring("$(DDOC_PARAMS ");
while (p < pend)
{
// Skip to start of macro
while (1)
{
switch (*p)
{
case ' ':
case '\t':
p++;
continue;
case '\n':
p++;
goto Lcont;
default:
if (isIdStart(p) || isCVariadicArg(p, pend - p))
break;
if (namelen)
goto Ltext;
// continuation of prev macro
goto Lskipline;
}
break;
}
tempstart = p;
while (isIdTail(p))
p += utfStride(p);
if (isCVariadicArg(p, pend - p))
p += 3;
templen = p - tempstart;
while (*p == ' ' || *p == '\t')
p++;
if (*p != '=')
{
if (namelen)
goto Ltext;
// continuation of prev macro
goto Lskipline;
}
p++;
if (namelen)
{
// Output existing param
L1:
//printf("param '%.*s' = '%.*s'\n", namelen, namestart, textlen, textstart);
++paramcount;
HdrGenState hgs;
buf.writestring("$(DDOC_PARAM_ROW ");
{
buf.writestring("$(DDOC_PARAM_ID ");
{
size_t o = buf.offset;
Parameter fparam = isFunctionParameter(a, namestart, namelen);
bool isCVariadic = isCVariadicParameter(a, namestart, namelen);
if (isCVariadic)
{
buf.writestring("...");
}
else if (fparam && fparam.type && fparam.ident)
{
.toCBuffer(fparam.type, buf, fparam.ident, &hgs);
}
else
{
if (isTemplateParameter(a, namestart, namelen))
{
// 10236: Don't count template parameters for params check
--paramcount;
}
else if (!fparam)
{
warning(s.loc, "Ddoc: function declaration has no parameter '%.*s'", namelen, namestart);
}
buf.write(namestart, namelen);
}
escapeStrayParenthesis(loc, buf, o);
highlightCode(sc, a, buf, o);
}
buf.writestring(")\n");
buf.writestring("$(DDOC_PARAM_DESC ");
{
size_t o = buf.offset;
buf.write(textstart, textlen);
escapeStrayParenthesis(loc, buf, o);
highlightText(sc, a, buf, o);
}
buf.writestring(")");
}
buf.writestring(")\n");
namelen = 0;
if (p >= pend)
break;
}
namestart = tempstart;
namelen = templen;
while (*p == ' ' || *p == '\t')
p++;
textstart = p;
Ltext:
while (*p != '\n')
p++;
textlen = p - textstart;
p++;
Lcont:
continue;
Lskipline:
// Ignore this line
while (*p++ != '\n')
{
}
}
if (namelen)
goto L1;
// write out last one
buf.writestring(")\n");
TypeFunction tf = a.dim == 1 ? isTypeFunction(s) : null;
if (tf)
{
size_t pcount = (tf.parameters ? tf.parameters.dim : 0) + cast(int)(tf.varargs == 1);
if (pcount != paramcount)
{
warning(s.loc, "Ddoc: parameter count mismatch");
}
}
}
}
/***********************************************************
*/
extern (C++) final class MacroSection : Section
{
public:
override void write(Loc loc, DocComment* dc, Scope* sc, Dsymbols* a, OutBuffer* buf)
{
//printf("MacroSection::write()\n");
DocComment.parseMacros(dc.pescapetable, dc.pmacrotable, _body, bodylen);
}
}
alias Sections = Array!(Section);
// Workaround for missing Parameter instance for variadic params. (it's unnecessary to instantiate one).
extern (C++) bool isCVariadicParameter(Dsymbols* a, const(char)* p, size_t len)
{
for (size_t i = 0; i < a.dim; i++)
{
TypeFunction tf = isTypeFunction((*a)[i]);
if (tf && tf.varargs == 1 && cmp("...", p, len) == 0)
return true;
}
return false;
}
extern (C++) static Dsymbol getEponymousMember(TemplateDeclaration td)
{
if (!td.onemember)
return null;
if (AggregateDeclaration ad = td.onemember.isAggregateDeclaration())
return ad;
if (FuncDeclaration fd = td.onemember.isFuncDeclaration())
return fd;
if (auto em = td.onemember.isEnumMember())
return null; // Keep backward compatibility. See compilable/ddoc9.d
if (VarDeclaration vd = td.onemember.isVarDeclaration())
return td.constraint ? null : vd;
return null;
}
extern (C++) static TemplateDeclaration getEponymousParent(Dsymbol s)
{
if (!s.parent)
return null;
TemplateDeclaration td = s.parent.isTemplateDeclaration();
return (td && getEponymousMember(td)) ? td : null;
}
extern (C++) __gshared const(char)* ddoc_default = "DDOC = <html><head>
$(DDOC_COMMENT Generated by Ddoc from $(SRCFILENAME))
<META http-equiv=\"content-type\" content=\"text/html; charset=utf-8\">
<title>$(TITLE)</title>
</head><body>
<h1>$(TITLE)</h1>
$(BODY)
<hr>$(SMALL Page generated by $(LINK2 http://dlang.org/ddoc.html, Ddoc). $(COPYRIGHT))
</body></html>
B = <b>$0</b>
I = <i>$0</i>
U = <u>$0</u>
P = <p>$0</p>
DL = <dl>$0</dl>
DT = <dt>$0</dt>
DD = <dd>$0</dd>
TABLE = <table>$0</table>
TR = <tr>$0</tr>
TH = <th>$0</th>
TD = <td>$0</td>
OL = <ol>$0</ol>
UL = <ul>$0</ul>
LI = <li>$0</li>
BIG = <big>$0</big>
SMALL = <small>$0</small>
BR = <br>
LINK = <a href=\"$0\">$0</a>
LINK2 = <a href=\"$1\">$+</a>
LPAREN= (
RPAREN= )
BACKTICK= `
DOLLAR= $
DEPRECATED= $0
RED = <font color=red>$0</font>
BLUE = <font color=blue>$0</font>
GREEN = <font color=green>$0</font>
YELLOW =<font color=yellow>$0</font>
BLACK = <font color=black>$0</font>
WHITE = <font color=white>$0</font>
D_CODE = <pre class=\"d_code\">$0</pre>
DDOC_BACKQUOTED = $(D_INLINECODE $0)
D_INLINECODE = <pre style=\"display:inline;\" class=\"d_inline_code\">$0</pre>
D_COMMENT = $(GREEN $0)
D_STRING = $(RED $0)
D_KEYWORD = $(BLUE $0)
D_PSYMBOL = $(U $0)
D_PARAM = $(I $0)
DDOC_COMMENT = <!-- $0 -->
DDOC_DECL = $(DT $(BIG $0))
DDOC_DECL_DD = $(DD $0)
DDOC_DITTO = $(BR)$0
DDOC_SECTIONS = $0
DDOC_SUMMARY = $0$(BR)$(BR)
DDOC_DESCRIPTION = $0$(BR)$(BR)
DDOC_AUTHORS = $(B Authors:)$(BR)
$0$(BR)$(BR)
DDOC_BUGS = $(RED BUGS:)$(BR)
$0$(BR)$(BR)
DDOC_COPYRIGHT = $(B Copyright:)$(BR)
$0$(BR)$(BR)
DDOC_DATE = $(B Date:)$(BR)
$0$(BR)$(BR)
DDOC_DEPRECATED = $(RED Deprecated:)$(BR)
$0$(BR)$(BR)
DDOC_EXAMPLES = $(B Examples:)$(BR)
$0$(BR)$(BR)
DDOC_HISTORY = $(B History:)$(BR)
$0$(BR)$(BR)
DDOC_LICENSE = $(B License:)$(BR)
$0$(BR)$(BR)
DDOC_RETURNS = $(B Returns:)$(BR)
$0$(BR)$(BR)
DDOC_SEE_ALSO = $(B See Also:)$(BR)
$0$(BR)$(BR)
DDOC_STANDARDS = $(B Standards:)$(BR)
$0$(BR)$(BR)
DDOC_THROWS = $(B Throws:)$(BR)
$0$(BR)$(BR)
DDOC_VERSION = $(B Version:)$(BR)
$0$(BR)$(BR)
DDOC_SECTION_H = $(B $0)$(BR)
DDOC_SECTION = $0$(BR)$(BR)
DDOC_MEMBERS = $(DL $0)
DDOC_MODULE_MEMBERS = $(DDOC_MEMBERS $0)
DDOC_CLASS_MEMBERS = $(DDOC_MEMBERS $0)
DDOC_STRUCT_MEMBERS = $(DDOC_MEMBERS $0)
DDOC_ENUM_MEMBERS = $(DDOC_MEMBERS $0)
DDOC_TEMPLATE_MEMBERS = $(DDOC_MEMBERS $0)
DDOC_ENUM_BASETYPE = $0
DDOC_PARAMS = $(B Params:)$(BR)
$(TABLE $0)$(BR)
DDOC_PARAM_ROW = $(TR $0)
DDOC_PARAM_ID = $(TD $0)
DDOC_PARAM_DESC = $(TD $0)
DDOC_BLANKLINE = $(BR)$(BR)
DDOC_ANCHOR = <a name=\"$1\"></a>
DDOC_PSYMBOL = $(U $0)
DDOC_PSUPER_SYMBOL = $(U $0)
DDOC_KEYWORD = $(B $0)
DDOC_PARAM = $(I $0)
DDOC_CONSTRAINT = if($0)
DDOC_OVERLOAD_SEPARATOR = $(BR)
DDOC_TEMPLATE_PARAM_LIST = $0
DDOC_TEMPLATE_PARAM = $0
ESCAPES = /</</
/>/>/
/&/&/
";
extern (C++) __gshared const(char)* ddoc_decl_s = "$(DDOC_DECL ";
extern (C++) __gshared const(char)* ddoc_decl_e = ")\n";
extern (C++) __gshared const(char)* ddoc_decl_dd_s = "$(DDOC_DECL_DD ";
extern (C++) __gshared const(char)* ddoc_decl_dd_e = ")\n";
/****************************************************
*/
extern (C++) void gendocfile(Module m)
{
static __gshared OutBuffer mbuf;
static __gshared int mbuf_done;
OutBuffer buf;
//printf("Module::gendocfile()\n");
if (!mbuf_done) // if not already read the ddoc files
{
mbuf_done = 1;
// Use our internal default
mbuf.write(ddoc_default, strlen(ddoc_default));
// Override with DDOCFILE specified in the sc.ini file
char* p = getenv("DDOCFILE");
if (p)
global.params.ddocfiles.shift(p);
// Override with the ddoc macro files from the command line
for (size_t i = 0; i < global.params.ddocfiles.dim; i++)
{
auto f = FileName((*global.params.ddocfiles)[i]);
auto file = File(&f);
readFile(m.loc, &file);
// BUG: convert file contents to UTF-8 before use
//printf("file: '%.*s'\n", file.len, file.buffer);
mbuf.write(file.buffer, file.len);
}
}
DocComment.parseMacros(&m.escapetable, &m.macrotable, cast(char*)mbuf.data, mbuf.offset);
Scope* sc = Scope.createGlobal(m); // create root scope
DocComment* dc = DocComment.parse(sc, m, m.comment);
dc.pmacrotable = &m.macrotable;
dc.pescapetable = &m.escapetable;
sc.lastdc = dc;
// Generate predefined macros
// Set the title to be the name of the module
{
const(char)* p = m.toPrettyChars();
Macro.define(&m.macrotable, cast(char*)"TITLE", 5, cast(char*)p, strlen(p));
}
// Set time macros
{
time_t t;
time(&t);
char* p = ctime(&t);
p = mem.xstrdup(p);
Macro.define(&m.macrotable, cast(char*)"DATETIME", 8, cast(char*)p, strlen(p));
Macro.define(&m.macrotable, cast(char*)"YEAR", 4, cast(char*)p + 20, 4);
}
char* srcfilename = m.srcfile.toChars();
Macro.define(&m.macrotable, cast(char*)"SRCFILENAME", 11, cast(char*)srcfilename, strlen(srcfilename));
char* docfilename = m.docfile.toChars();
Macro.define(&m.macrotable, cast(char*)"DOCFILENAME", 11, cast(char*)docfilename, strlen(docfilename));
if (dc.copyright)
{
dc.copyright.nooutput = 1;
Macro.define(&m.macrotable, cast(char*)"COPYRIGHT", 9, dc.copyright._body, dc.copyright.bodylen);
}
if (m.isDocFile)
{
Loc loc = m.md ? m.md.loc : m.loc;
size_t commentlen = strlen(cast(char*)m.comment);
Dsymbols a;
// Bugzilla 9764: Don't push m in a, to prevent emphasize ddoc file name.
if (dc.macros)
{
commentlen = dc.macros.name - m.comment;
dc.macros.write(loc, dc, sc, &a, &buf);
}
buf.write(m.comment, commentlen);
highlightText(sc, &a, &buf, 0);
}
else
{
Dsymbols a;
a.push(m);
dc.writeSections(sc, &a, &buf);
emitMemberComments(m, &buf, sc);
}
//printf("BODY= '%.*s'\n", buf.offset, buf.data);
Macro.define(&m.macrotable, cast(char*)"BODY", 4, cast(char*)buf.data, buf.offset);
OutBuffer buf2;
buf2.writestring("$(DDOC)\n");
size_t end = buf2.offset;
m.macrotable.expand(&buf2, 0, &end, null, 0);
version (all)
{
/* Remove all the escape sequences from buf2,
* and make CR-LF the newline.
*/
{
buf.setsize(0);
buf.reserve(buf2.offset);
char* p = cast(char*)buf2.data;
for (size_t j = 0; j < buf2.offset; j++)
{
char c = p[j];
if (c == 0xFF && j + 1 < buf2.offset)
{
j++;
continue;
}
if (c == '\n')
buf.writeByte('\r');
else if (c == '\r')
{
buf.writestring("\r\n");
if (j + 1 < buf2.offset && p[j + 1] == '\n')
{
j++;
}
continue;
}
buf.writeByte(c);
}
}
// Transfer image to file
assert(m.docfile);
m.docfile.setbuffer(buf.data, buf.offset);
m.docfile._ref = 1;
ensurePathToNameExists(Loc(), m.docfile.toChars());
writeFile(m.loc, m.docfile);
}
else
{
/* Remove all the escape sequences from buf2
*/
{
size_t i = 0;
char* p = buf2.data;
for (size_t j = 0; j < buf2.offset; j++)
{
if (p[j] == 0xFF && j + 1 < buf2.offset)
{
j++;
continue;
}
p[i] = p[j];
i++;
}
buf2.setsize(i);
}
// Transfer image to file
m.docfile.setbuffer(buf2.data, buf2.offset);
m.docfile._ref = 1;
ensurePathToNameExists(Loc(), m.docfile.toChars());
writeFile(m.loc, m.docfile);
}
}
/****************************************************
* Having unmatched parentheses can hose the output of Ddoc,
* as the macros depend on properly nested parentheses.
* This function replaces all ( with $(LPAREN) and ) with $(RPAREN)
* to preserve text literally. This also means macros in the
* text won't be expanded.
*/
extern (C++) void escapeDdocString(OutBuffer* buf, size_t start)
{
for (size_t u = start; u < buf.offset; u++)
{
char c = buf.data[u];
switch (c)
{
case '$':
buf.remove(u, 1);
buf.insert(u, cast(const(char)*)"$(DOLLAR)", 9);
u += 8;
break;
case '(':
buf.remove(u, 1); //remove the (
buf.insert(u, cast(const(char)*)"$(LPAREN)", 9); //insert this instead
u += 8; //skip over newly inserted macro
break;
case ')':
buf.remove(u, 1); //remove the )
buf.insert(u, cast(const(char)*)"$(RPAREN)", 9); //insert this instead
u += 8; //skip over newly inserted macro
break;
default:
break;
}
}
}
/****************************************************
* Having unmatched parentheses can hose the output of Ddoc,
* as the macros depend on properly nested parentheses.
*
* Fix by replacing unmatched ( with $(LPAREN) and unmatched ) with $(RPAREN).
*/
extern (C++) void escapeStrayParenthesis(Loc loc, OutBuffer* buf, size_t start)
{
uint par_open = 0;
for (size_t u = start; u < buf.offset; u++)
{
char c = buf.data[u];
switch (c)
{
case '(':
par_open++;
break;
case ')':
if (par_open == 0)
{
//stray ')'
warning(loc, "Ddoc: Stray ')'. This may cause incorrect Ddoc output. Use $(RPAREN) instead for unpaired right parentheses.");
buf.remove(u, 1); //remove the )
buf.insert(u, cast(const(char)*)"$(RPAREN)", 9); //insert this instead
u += 8; //skip over newly inserted macro
}
else
par_open--;
break;
version (none)
{
// For this to work, loc must be set to the beginning of the passed
// text which is currently not possible
// (loc is set to the Loc of the Dsymbol)
case '\n':
loc.linnum++;
break;
}
default:
break;
}
}
if (par_open) // if any unmatched lparens
{
par_open = 0;
for (size_t u = buf.offset; u > start;)
{
u--;
char c = buf.data[u];
switch (c)
{
case ')':
par_open++;
break;
case '(':
if (par_open == 0)
{
//stray '('
warning(loc, "Ddoc: Stray '('. This may cause incorrect Ddoc output. Use $(LPAREN) instead for unpaired left parentheses.");
buf.remove(u, 1); //remove the (
buf.insert(u, cast(const(char)*)"$(LPAREN)", 9); //insert this instead
}
else
par_open--;
break;
default:
break;
}
}
}
}
// Basically, this is to skip over things like private{} blocks in a struct or
// class definition that don't add any components to the qualified name.
extern (C++) static Scope* skipNonQualScopes(Scope* sc)
{
while (sc && !sc.scopesym)
sc = sc.enclosing;
return sc;
}
extern (C++) static bool emitAnchorName(OutBuffer* buf, Dsymbol s, Scope* sc)
{
if (!s || s.isPackage() || s.isModule())
return false;
// Add parent names first
bool dot = false;
if (s.parent)
dot = emitAnchorName(buf, s.parent, sc);
else if (sc)
dot = emitAnchorName(buf, sc.scopesym, skipNonQualScopes(sc.enclosing));
// Eponymous template members can share the parent anchor name
if (getEponymousParent(s))
return dot;
if (dot)
buf.writeByte('.');
// Use "this" not "__ctor"
TemplateDeclaration td;
if (s.isCtorDeclaration() || ((td = s.isTemplateDeclaration()) !is null && td.onemember && td.onemember.isCtorDeclaration()))
{
buf.writestring("this");
}
else
{
/* We just want the identifier, not overloads like TemplateDeclaration::toChars.
* We don't want the template parameter list and constraints. */
buf.writestring(s.Dsymbol.toChars());
}
return true;
}
extern (C++) static void emitAnchor(OutBuffer* buf, Dsymbol s, Scope* sc)
{
Identifier ident;
{
OutBuffer anc;
emitAnchorName(&anc, s, skipNonQualScopes(sc));
ident = Identifier.idPool(anc.peekString());
}
size_t* count = cast(size_t*)dmd_aaGet(&sc.anchorCounts, cast(void*)ident);
TemplateDeclaration td = getEponymousParent(s);
// don't write an anchor for matching consecutive ditto symbols
if (*count > 0 && sc.prevAnchor == ident && sc.lastdc && (isDitto(s.comment) || (td && isDitto(td.comment))))
return;
(*count)++;
// cache anchor name
sc.prevAnchor = ident;
buf.writestring("$(DDOC_ANCHOR ");
buf.writestring(ident.string);
// only append count once there's a duplicate
if (*count != 1)
buf.printf(".%u", *count);
buf.writeByte(')');
}
/******************************* emitComment **********************************/
/** Get leading indentation from 'src' which represents lines of code. */
extern (C++) static size_t getCodeIndent(const(char)* src)
{
while (src && (*src == '\r' || *src == '\n'))
++src; // skip until we find the first non-empty line
size_t codeIndent = 0;
while (src && (*src == ' ' || *src == '\t'))
{
codeIndent++;
src++;
}
return codeIndent;
}
/** Recursively expand template mixin member docs into the scope. */
extern (C++) static void expandTemplateMixinComments(TemplateMixin tm, OutBuffer* buf, Scope* sc)
{
if (!tm.semanticRun)
tm.semantic(sc);
TemplateDeclaration td = (tm && tm.tempdecl) ? tm.tempdecl.isTemplateDeclaration() : null;
if (td && td.members)
{
for (size_t i = 0; i < td.members.dim; i++)
{
Dsymbol sm = (*td.members)[i];
TemplateMixin tmc = sm.isTemplateMixin();
if (tmc && tmc.comment)
expandTemplateMixinComments(tmc, buf, sc);
else
emitComment(sm, buf, sc);
}
}
}
extern (C++) void emitMemberComments(ScopeDsymbol sds, OutBuffer* buf, Scope* sc)
{
if (!sds.members)
return;
//printf("ScopeDsymbol::emitMemberComments() %s\n", toChars());
const(char)* m = "$(DDOC_MEMBERS ";
if (sds.isTemplateDeclaration())
m = "$(DDOC_TEMPLATE_MEMBERS ";
else if (sds.isClassDeclaration())
m = "$(DDOC_CLASS_MEMBERS ";
else if (sds.isStructDeclaration())
m = "$(DDOC_STRUCT_MEMBERS ";
else if (sds.isEnumDeclaration())
m = "$(DDOC_ENUM_MEMBERS ";
else if (sds.isModule())
m = "$(DDOC_MODULE_MEMBERS ";
size_t offset1 = buf.offset; // save starting offset
buf.writestring(m);
size_t offset2 = buf.offset; // to see if we write anything
sc = sc.push(sds);
for (size_t i = 0; i < sds.members.dim; i++)
{
Dsymbol s = (*sds.members)[i];
//printf("\ts = '%s'\n", s->toChars());
// only expand if parent is a non-template (semantic won't work)
if (s.comment && s.isTemplateMixin() && s.parent && !s.parent.isTemplateDeclaration())
expandTemplateMixinComments(cast(TemplateMixin)s, buf, sc);
emitComment(s, buf, sc);
}
emitComment(null, buf, sc);
sc.pop();
if (buf.offset == offset2)
{
/* Didn't write out any members, so back out last write
*/
buf.offset = offset1;
}
else
buf.writestring(")\n");
}
extern (C++) void emitProtection(OutBuffer* buf, Prot prot)
{
if (prot.kind != PROTundefined && prot.kind != PROTpublic)
{
protectionToBuffer(buf, prot);
buf.writeByte(' ');
}
}
extern (C++) void emitComment(Dsymbol s, OutBuffer* buf, Scope* sc)
{
extern (C++) final class EmitComment : Visitor
{
alias visit = super.visit;
public:
OutBuffer* buf;
Scope* sc;
extern (D) this(OutBuffer* buf, Scope* sc)
{
this.buf = buf;
this.sc = sc;
}
override void visit(Dsymbol)
{
}
override void visit(InvariantDeclaration)
{
}
override void visit(UnitTestDeclaration)
{
}
override void visit(PostBlitDeclaration)
{
}
override void visit(DtorDeclaration)
{
}
override void visit(StaticCtorDeclaration)
{
}
override void visit(StaticDtorDeclaration)
{
}
override void visit(TypeInfoDeclaration)
{
}
void emit(Scope* sc, Dsymbol s, const(char)* com)
{
if (s && sc.lastdc && isDitto(com))
{
sc.lastdc.a.push(s);
return;
}
// Put previous doc comment if exists
if (DocComment* dc = sc.lastdc)
{
// Put the declaration signatures as the document 'title'
buf.writestring(ddoc_decl_s);
for (size_t i = 0; i < dc.a.dim; i++)
{
Dsymbol sx = dc.a[i];
// the added linebreaks in here make looking at multiple
// signatures more appealing
if (i == 0)
{
size_t o = buf.offset;
toDocBuffer(sx, buf, sc);
highlightCode(sc, sx, buf, o);
buf.writestring("$(DDOC_OVERLOAD_SEPARATOR)");
continue;
}
buf.writestring("$(DDOC_DITTO ");
{
size_t o = buf.offset;
toDocBuffer(sx, buf, sc);
highlightCode(sc, sx, buf, o);
}
buf.writestring("$(DDOC_OVERLOAD_SEPARATOR)");
buf.writeByte(')');
}
buf.writestring(ddoc_decl_e);
// Put the ddoc comment as the document 'description'
buf.writestring(ddoc_decl_dd_s);
{
dc.writeSections(sc, &dc.a, buf);
if (ScopeDsymbol sds = dc.a[0].isScopeDsymbol())
emitMemberComments(sds, buf, sc);
}
buf.writestring(ddoc_decl_dd_e);
//printf("buf.2 = [[%.*s]]\n", buf->offset - o0, buf->data + o0);
}
if (s)
{
DocComment* dc = DocComment.parse(sc, s, com);
dc.pmacrotable = &sc._module.macrotable;
sc.lastdc = dc;
}
}
override void visit(Declaration d)
{
//printf("Declaration::emitComment(%p '%s'), comment = '%s'\n", d, d->toChars(), d->comment);
//printf("type = %p\n", d->type);
const(char)* com = d.comment;
if (TemplateDeclaration td = getEponymousParent(d))
{
if (isDitto(td.comment))
com = td.comment;
else
com = Lexer.combineComments(td.comment, com);
}
else
{
if (!d.ident)
return;
if (!d.type)
{
if (!d.isCtorDeclaration() &&
!d.isAliasDeclaration() &&
!d.isVarDeclaration())
{
return;
}
}
if (d.protection.kind == PROTprivate || sc.protection.kind == PROTprivate)
return;
}