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php.c
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/*
* $Id$
*
* Copyright (c) 2013, Colomban Wendling <[email protected]>
*
* This source code is released for free distribution under the terms of the
* GNU General Public License.
*
* This module contains code for generating tags for the PHP scripting
* language.
*/
/*
* INCLUDE FILES
*/
#include "general.h" /* must always come first */
#include "parse.h"
#include "read.h"
#include "vstring.h"
#include "keyword.h"
#include "entry.h"
#include "routines.h"
#include "debug.h"
#define SCOPE_SEPARATOR "::"
typedef enum {
KEYWORD_NONE = -1,
KEYWORD_abstract,
KEYWORD_and,
KEYWORD_as,
KEYWORD_break,
KEYWORD_callable,
KEYWORD_case,
KEYWORD_catch,
KEYWORD_class,
KEYWORD_clone,
KEYWORD_const,
KEYWORD_continue,
KEYWORD_declare,
KEYWORD_define,
KEYWORD_default,
KEYWORD_do,
KEYWORD_echo,
KEYWORD_else,
KEYWORD_elif,
KEYWORD_enddeclare,
KEYWORD_endfor,
KEYWORD_endforeach,
KEYWORD_endif,
KEYWORD_endswitch,
KEYWORD_endwhile,
KEYWORD_extends,
KEYWORD_final,
KEYWORD_finally,
KEYWORD_for,
KEYWORD_foreach,
KEYWORD_function,
KEYWORD_global,
KEYWORD_goto,
KEYWORD_if,
KEYWORD_implements,
KEYWORD_include,
KEYWORD_include_once,
KEYWORD_instanceof,
KEYWORD_insteadof,
KEYWORD_interface,
KEYWORD_namespace,
KEYWORD_new,
KEYWORD_or,
KEYWORD_print,
KEYWORD_private,
KEYWORD_protected,
KEYWORD_public,
KEYWORD_require,
KEYWORD_require_once,
KEYWORD_return,
KEYWORD_static,
KEYWORD_switch,
KEYWORD_throw,
KEYWORD_trait,
KEYWORD_try,
KEYWORD_use,
KEYWORD_var,
KEYWORD_while,
KEYWORD_xor,
KEYWORD_yield
} keywordId;
typedef enum {
ACCESS_UNDEFINED,
ACCESS_PRIVATE,
ACCESS_PROTECTED,
ACCESS_PUBLIC,
COUNT_ACCESS
} accessType;
typedef enum {
IMPL_UNDEFINED,
IMPL_ABSTRACT,
COUNT_IMPL
} implType;
typedef enum {
K_CLASS,
K_DEFINE,
K_FUNCTION,
K_INTERFACE,
K_LOCAL_VARIABLE,
K_NAMESPACE,
K_TRAIT,
K_VARIABLE,
COUNT_KIND
} phpKind;
static kindOption PhpKinds[COUNT_KIND] = {
{ TRUE, 'c', "class", "classes" },
{ TRUE, 'd', "define", "constant definitions" },
{ TRUE, 'f', "function", "functions" },
{ TRUE, 'i', "interface", "interfaces" },
{ FALSE, 'l', "local", "local variables" },
{ TRUE, 'n', "namespace", "namespaces" },
{ TRUE, 't', "trait", "traits" },
{ TRUE, 'v', "variable", "variables" }
};
typedef struct {
const char *name;
keywordId id;
} keywordDesc;
static const keywordDesc PhpKeywordTable[] = {
/* keyword keyword ID */
{ "abstract", KEYWORD_abstract },
{ "and", KEYWORD_and },
{ "as", KEYWORD_as },
{ "break", KEYWORD_break },
{ "callable", KEYWORD_callable },
{ "case", KEYWORD_case },
{ "catch", KEYWORD_catch },
{ "cfunction", KEYWORD_function }, /* nobody knows what the hell this is, but it seems to behave much like "function" so bind it to it */
{ "class", KEYWORD_class },
{ "clone", KEYWORD_clone },
{ "const", KEYWORD_const },
{ "continue", KEYWORD_continue },
{ "declare", KEYWORD_declare },
{ "define", KEYWORD_define }, /* this isn't really a keyword but we handle it so it's easier this way */
{ "default", KEYWORD_default },
{ "do", KEYWORD_do },
{ "echo", KEYWORD_echo },
{ "else", KEYWORD_else },
{ "elseif", KEYWORD_elif },
{ "enddeclare", KEYWORD_enddeclare },
{ "endfor", KEYWORD_endfor },
{ "endforeach", KEYWORD_endforeach },
{ "endif", KEYWORD_endif },
{ "endswitch", KEYWORD_endswitch },
{ "endwhile", KEYWORD_endwhile },
{ "extends", KEYWORD_extends },
{ "final", KEYWORD_final },
{ "finally", KEYWORD_finally },
{ "for", KEYWORD_for },
{ "foreach", KEYWORD_foreach },
{ "function", KEYWORD_function },
{ "global", KEYWORD_global },
{ "goto", KEYWORD_goto },
{ "if", KEYWORD_if },
{ "implements", KEYWORD_implements },
{ "include", KEYWORD_include },
{ "include_once", KEYWORD_include_once },
{ "instanceof", KEYWORD_instanceof },
{ "insteadof", KEYWORD_insteadof },
{ "interface", KEYWORD_interface },
{ "namespace", KEYWORD_namespace },
{ "new", KEYWORD_new },
{ "or", KEYWORD_or },
{ "print", KEYWORD_print },
{ "private", KEYWORD_private },
{ "protected", KEYWORD_protected },
{ "public", KEYWORD_public },
{ "require", KEYWORD_require },
{ "require_once", KEYWORD_require_once },
{ "return", KEYWORD_return },
{ "static", KEYWORD_static },
{ "switch", KEYWORD_switch },
{ "throw", KEYWORD_throw },
{ "trait", KEYWORD_trait },
{ "try", KEYWORD_try },
{ "use", KEYWORD_use },
{ "var", KEYWORD_var },
{ "while", KEYWORD_while },
{ "xor", KEYWORD_xor },
{ "yield", KEYWORD_yield }
};
typedef enum eTokenType {
TOKEN_UNDEFINED,
TOKEN_EOF,
TOKEN_CHARACTER,
TOKEN_CLOSE_PAREN,
TOKEN_SEMICOLON,
TOKEN_COLON,
TOKEN_COMMA,
TOKEN_KEYWORD,
TOKEN_OPEN_PAREN,
TOKEN_OPERATOR,
TOKEN_IDENTIFIER,
TOKEN_STRING,
TOKEN_PERIOD,
TOKEN_OPEN_CURLY,
TOKEN_CLOSE_CURLY,
TOKEN_EQUAL_SIGN,
TOKEN_OPEN_SQUARE,
TOKEN_CLOSE_SQUARE,
TOKEN_VARIABLE,
TOKEN_AMPERSAND
} tokenType;
typedef struct {
tokenType type;
keywordId keyword;
vString * string;
vString * scope;
unsigned long lineNumber;
fpos_t filePosition;
int parentKind; /* -1 if none */
} tokenInfo;
static langType Lang_php;
static boolean InPhp = FALSE; /* whether we are between <? ?> */
/* current statement details */
static struct {
accessType access;
implType impl;
} CurrentStatement;
/* Current namespace */
static vString *CurrentNamesapce;
static void buildPhpKeywordHash (void)
{
const size_t count = sizeof (PhpKeywordTable) / sizeof (PhpKeywordTable[0]);
size_t i;
for (i = 0; i < count ; i++)
{
const keywordDesc* const p = &PhpKeywordTable[i];
addKeyword (p->name, Lang_php, (int) p->id);
}
}
static const char *accessToString (const accessType access)
{
static const char *const names[COUNT_ACCESS] = {
"undefined",
"private",
"protected",
"public"
};
Assert (access < COUNT_ACCESS);
return names[access];
}
static const char *implToString (const implType impl)
{
static const char *const names[COUNT_IMPL] = {
"undefined",
"abstract"
};
Assert (impl < COUNT_IMPL);
return names[impl];
}
static void initPhpEntry (tagEntryInfo *const e, const tokenInfo *const token,
const phpKind kind, const accessType access)
{
static vString *fullScope = NULL;
int parentKind = -1;
if (fullScope == NULL)
fullScope = vStringNew ();
else
vStringClear (fullScope);
if (vStringLength (CurrentNamesapce) > 0)
{
vStringCopy (fullScope, CurrentNamesapce);
parentKind = K_NAMESPACE;
}
initTagEntry (e, vStringValue (token->string));
e->lineNumber = token->lineNumber;
e->filePosition = token->filePosition;
e->kindName = PhpKinds[kind].name;
e->kind = (char) PhpKinds[kind].letter;
if (access != ACCESS_UNDEFINED)
e->extensionFields.access = accessToString (access);
if (vStringLength (token->scope) > 0)
{
parentKind = token->parentKind;
if (vStringLength (fullScope) > 0)
vStringCatS (fullScope, SCOPE_SEPARATOR);
vStringCat (fullScope, token->scope);
}
if (vStringLength (fullScope) > 0)
{
Assert (parentKind >= 0);
vStringTerminate (fullScope);
e->extensionFields.scope[0] = PhpKinds[parentKind].name;
e->extensionFields.scope[1] = vStringValue (fullScope);
}
}
static void makeSimplePhpTag (const tokenInfo *const token, const phpKind kind,
const accessType access)
{
if (PhpKinds[kind].enabled)
{
tagEntryInfo e;
initPhpEntry (&e, token, kind, access);
makeTagEntry (&e);
}
}
static void makeNamespacePhpTag (const tokenInfo *const token, const vString *const name)
{
if (PhpKinds[K_NAMESPACE].enabled)
{
tagEntryInfo e;
initTagEntry (&e, vStringValue (name));
e.lineNumber = token->lineNumber;
e.filePosition = token->filePosition;
e.kindName = PhpKinds[K_NAMESPACE].name;
e.kind = (char) PhpKinds[K_NAMESPACE].letter;
makeTagEntry (&e);
}
}
static void makeClassOrIfaceTag (const phpKind kind, const tokenInfo *const token,
vString *const inheritance, const implType impl)
{
if (PhpKinds[kind].enabled)
{
tagEntryInfo e;
initPhpEntry (&e, token, kind, ACCESS_UNDEFINED);
if (impl != IMPL_UNDEFINED)
e.extensionFields.implementation = implToString (impl);
if (vStringLength (inheritance) > 0)
e.extensionFields.inheritance = vStringValue (inheritance);
makeTagEntry (&e);
}
}
static void makeFunctionTag (const tokenInfo *const token,
const vString *const arglist,
const accessType access, const implType impl)
{
if (PhpKinds[K_FUNCTION].enabled)
{
tagEntryInfo e;
initPhpEntry (&e, token, K_FUNCTION, access);
if (impl != IMPL_UNDEFINED)
e.extensionFields.implementation = implToString (impl);
if (arglist)
e.extensionFields.signature = vStringValue (arglist);
makeTagEntry (&e);
}
}
static tokenInfo *newToken (void)
{
tokenInfo *const token = xMalloc (1, tokenInfo);
token->type = TOKEN_UNDEFINED;
token->keyword = KEYWORD_NONE;
token->string = vStringNew ();
token->scope = vStringNew ();
token->lineNumber = getSourceLineNumber ();
token->filePosition = getInputFilePosition ();
token->parentKind = -1;
return token;
}
static void deleteToken (tokenInfo *const token)
{
vStringDelete (token->string);
vStringDelete (token->scope);
eFree (token);
}
static void copyToken (tokenInfo *const dest, const tokenInfo *const src,
boolean scope)
{
dest->lineNumber = src->lineNumber;
dest->filePosition = src->filePosition;
dest->type = src->type;
dest->keyword = src->keyword;
vStringCopy(dest->string, src->string);
dest->parentKind = src->parentKind;
if (scope)
vStringCopy(dest->scope, src->scope);
}
#if 0
#include <stdio.h>
static const char *tokenTypeName (const tokenType type)
{
switch (type)
{
case TOKEN_UNDEFINED: return "undefined";
case TOKEN_EOF: return "EOF";
case TOKEN_CHARACTER: return "character";
case TOKEN_CLOSE_PAREN: return "')'";
case TOKEN_SEMICOLON: return "';'";
case TOKEN_COLON: return "':'";
case TOKEN_COMMA: return "','";
case TOKEN_OPEN_PAREN: return "'('";
case TOKEN_OPERATOR: return "operator";
case TOKEN_IDENTIFIER: return "identifier";
case TOKEN_KEYWORD: return "keyword";
case TOKEN_STRING: return "string";
case TOKEN_PERIOD: return "'.'";
case TOKEN_OPEN_CURLY: return "'{'";
case TOKEN_CLOSE_CURLY: return "'}'";
case TOKEN_EQUAL_SIGN: return "'='";
case TOKEN_OPEN_SQUARE: return "'['";
case TOKEN_CLOSE_SQUARE: return "']'";
case TOKEN_VARIABLE: return "variable";
}
return NULL;
}
static void printToken (const tokenInfo *const token)
{
fprintf (stderr, "%p:\n\ttype:\t%s\n\tline:\t%lu\n\tscope:\t%s\n", (void *) token,
tokenTypeName (token->type),
token->lineNumber,
vStringValue (token->scope));
switch (token->type)
{
case TOKEN_IDENTIFIER:
case TOKEN_STRING:
case TOKEN_VARIABLE:
fprintf (stderr, "\tcontent:\t%s\n", vStringValue (token->string));
break;
case TOKEN_KEYWORD:
{
size_t n = sizeof PhpKeywordTable / sizeof PhpKeywordTable[0];
size_t i;
fprintf (stderr, "\tkeyword:\t");
for (i = 0; i < n; i++)
{
if (PhpKeywordTable[i].id == token->keyword)
{
fprintf (stderr, "%s\n", PhpKeywordTable[i].name);
break;
}
}
if (i >= n)
fprintf (stderr, "(unknown)\n");
}
default: break;
}
}
#endif
static void addToScope (tokenInfo *const token, const vString *const extra)
{
if (vStringLength (token->scope) > 0)
vStringCatS (token->scope, SCOPE_SEPARATOR);
vStringCatS (token->scope, vStringValue (extra));
vStringTerminate(token->scope);
}
static boolean isIdentChar (const int c)
{
return (isalnum (c) || c == '_' || c >= 0x80);
}
static int skipToCharacter (const int c)
{
int d;
do
{
d = fileGetc ();
} while (d != EOF && d != c);
return d;
}
static void parseString (vString *const string, const int delimiter)
{
while (TRUE)
{
int c = fileGetc ();
if (c == '\\' && (c = fileGetc ()) != EOF)
vStringPut (string, (char) c);
else if (c == EOF || c == delimiter)
break;
else
vStringPut (string, (char) c);
}
vStringTerminate (string);
}
/* reads an HereDoc or a NowDoc (the part after the <<<).
* <<<[ \t]*(ID|'ID'|"ID")
* ...
* ID;?
*
* note that:
* 1) starting ID must be immediately followed by a newline;
* 2) closing ID is the same as opening one;
* 3) closing ID must be immediately followed by a newline or a semicolon
* then a newline.
*
* Example of a *single* valid heredoc:
* <<< FOO
* something
* something else
* FOO this is not an end
* FOO; this isn't either
* FOO; # neither this is
* FOO;
* # previous line was the end, but the semicolon wasn't required
*/
static void parseHeredoc (vString *const string)
{
int c;
unsigned int len;
char delimiter[64]; /* arbitrary limit, but more is crazy anyway */
int quote = 0;
do
{
c = fileGetc ();
}
while (c == ' ' || c == '\t');
if (c == '\'' || c == '"')
{
quote = c;
c = fileGetc ();
}
for (len = 0; len < (sizeof delimiter / sizeof delimiter[0]) - 1; len++)
{
if (! isIdentChar (c))
break;
delimiter[len] = (char) c;
c = fileGetc ();
}
delimiter[len] = 0;
if (len == 0) /* no delimiter, give up */
goto error;
if (quote)
{
if (c != quote) /* no closing quote for quoted identifier, give up */
goto error;
c = fileGetc ();
}
if (c != '\r' && c != '\n') /* missing newline, give up */
goto error;
do
{
c = fileGetc ();
if (c != '\r' && c != '\n')
vStringPut (string, (char) c);
else
{
/* new line, check for a delimiter right after */
int nl = c;
int extra = EOF;
c = fileGetc ();
for (len = 0; c != 0 && (c - delimiter[len]) == 0; len++)
c = fileGetc ();
if (delimiter[len] != 0)
fileUngetc (c);
else
{
/* line start matched the delimiter, now check whether there
* is anything after it */
if (c == '\r' || c == '\n')
{
fileUngetc (c);
break;
}
else if (c == ';')
{
int d = fileGetc ();
if (d == '\r' || d == '\n')
{
/* put back the semicolon since it's not part of the
* string. we can't put back the newline, but it's a
* whitespace character nobody cares about it anyway */
fileUngetc (';');
break;
}
else
{
/* put semicolon in the string and continue */
extra = ';';
fileUngetc (d);
}
}
}
/* if we are here it wasn't a delimiter, so put everything in the
* string */
vStringPut (string, (char) nl);
vStringNCatS (string, delimiter, len);
if (extra != EOF)
vStringPut (string, (char) extra);
}
}
while (c != EOF);
vStringTerminate (string);
return;
error:
fileUngetc (c);
}
static void parseIdentifier (vString *const string, const int firstChar)
{
int c = firstChar;
do
{
vStringPut (string, (char) c);
c = fileGetc ();
} while (isIdentChar (c));
fileUngetc (c);
vStringTerminate (string);
}
static boolean isSpace (int c)
{
return (c == '\t' || c == ' ' || c == '\v' ||
c == '\n' || c == '\r' || c == '\f');
}
static int skipWhitespaces (int c)
{
while (isSpace (c))
c = fileGetc ();
return c;
}
/* <script[:white:]+language[:white:]*=[:white:]*(php|'php'|"php")[:white:]*>
*
* This is ugly, but the whole "<script language=php>" tag is and we can't
* really do better without adding a lot of code only for this */
static boolean isOpenScriptLanguagePhp (int c)
{
int quote = 0;
/* <script[:white:]+language[:white:]*= */
if (c != '<' ||
tolower ((c = fileGetc ())) != 's' ||
tolower ((c = fileGetc ())) != 'c' ||
tolower ((c = fileGetc ())) != 'r' ||
tolower ((c = fileGetc ())) != 'i' ||
tolower ((c = fileGetc ())) != 'p' ||
tolower ((c = fileGetc ())) != 't' ||
! isSpace ((c = fileGetc ())) ||
tolower ((c = skipWhitespaces (c))) != 'l' ||
tolower ((c = fileGetc ())) != 'a' ||
tolower ((c = fileGetc ())) != 'n' ||
tolower ((c = fileGetc ())) != 'g' ||
tolower ((c = fileGetc ())) != 'u' ||
tolower ((c = fileGetc ())) != 'a' ||
tolower ((c = fileGetc ())) != 'g' ||
tolower ((c = fileGetc ())) != 'e' ||
(c = skipWhitespaces (fileGetc ())) != '=')
return FALSE;
/* (php|'php'|"php")> */
c = skipWhitespaces (fileGetc ());
if (c == '"' || c == '\'')
{
quote = c;
c = fileGetc ();
}
if (tolower (c) != 'p' ||
tolower ((c = fileGetc ())) != 'h' ||
tolower ((c = fileGetc ())) != 'p' ||
(quote != 0 && (c = fileGetc ()) != quote) ||
(c = skipWhitespaces (fileGetc ())) != '>')
return FALSE;
return TRUE;
}
static int findPhpStart (void)
{
int c;
do
{
if ((c = fileGetc ()) == '<')
{
c = fileGetc ();
/* <? and <?php, but not <?xml */
if (c == '?')
{
/* don't enter PHP mode on "<?xml", yet still support short open tags (<?) */
if (tolower ((c = fileGetc ())) != 'x' ||
tolower ((c = fileGetc ())) != 'm' ||
tolower ((c = fileGetc ())) != 'l')
{
break;
}
}
/* <script language="php"> */
else
{
fileUngetc (c);
if (isOpenScriptLanguagePhp ('<'))
break;
}
}
}
while (c != EOF);
return c;
}
static int skipSingleComment (void)
{
int c;
do
{
c = fileGetc ();
if (c == '\r')
{
int next = fileGetc ();
if (next != '\n')
fileUngetc (next);
else
c = next;
}
/* ?> in single-line comments leaves PHP mode */
else if (c == '?')
{
int next = fileGetc ();
if (next == '>')
InPhp = FALSE;
else
fileUngetc (next);
}
} while (InPhp && c != EOF && c != '\n' && c != '\r');
return c;
}
static void readToken (tokenInfo *const token)
{
int c;
token->type = TOKEN_UNDEFINED;
token->keyword = KEYWORD_NONE;
vStringClear (token->string);
getNextChar:
if (! InPhp)
{
c = findPhpStart ();
if (c != EOF)
InPhp = TRUE;
}
else
c = fileGetc ();
c = skipWhitespaces (c);
token->lineNumber = getSourceLineNumber ();
token->filePosition = getInputFilePosition ();
switch (c)
{
case EOF: token->type = TOKEN_EOF; break;
case '(': token->type = TOKEN_OPEN_PAREN; break;
case ')': token->type = TOKEN_CLOSE_PAREN; break;
case ';': token->type = TOKEN_SEMICOLON; break;
case ',': token->type = TOKEN_COMMA; break;
case '.': token->type = TOKEN_PERIOD; break;
case ':': token->type = TOKEN_COLON; break;
case '{': token->type = TOKEN_OPEN_CURLY; break;
case '}': token->type = TOKEN_CLOSE_CURLY; break;
case '[': token->type = TOKEN_OPEN_SQUARE; break;
case ']': token->type = TOKEN_CLOSE_SQUARE; break;
case '&': token->type = TOKEN_AMPERSAND; break;
case '=':
{
int d = fileGetc ();
if (d == '=' || d == '>')
token->type = TOKEN_OPERATOR;
else
{
fileUngetc (d);
token->type = TOKEN_EQUAL_SIGN;
}
break;
}
case '\'':
case '"':
token->type = TOKEN_STRING;
parseString (token->string, c);
token->lineNumber = getSourceLineNumber ();
token->filePosition = getInputFilePosition ();
break;
case '<':
{
int d = fileGetc ();
if (d == '/')
{
/* </script[:white:]*> */
if (tolower ((d = fileGetc ())) == 's' &&
tolower ((d = fileGetc ())) == 'c' &&
tolower ((d = fileGetc ())) == 'r' &&
tolower ((d = fileGetc ())) == 'i' &&
tolower ((d = fileGetc ())) == 'p' &&
tolower ((d = fileGetc ())) == 't' &&
(d = skipWhitespaces (fileGetc ())) == '>')
{
InPhp = FALSE;
goto getNextChar;
}
else
{
fileUngetc (d);
token->type = TOKEN_UNDEFINED;
}
}
else if (d == '<' && (d = fileGetc ()) == '<')
{
token->type = TOKEN_STRING;
parseHeredoc (token->string);
}
else
{
fileUngetc (d);
token->type = TOKEN_UNDEFINED;
}
break;
}
case '#': /* comment */
skipSingleComment ();
goto getNextChar;
break;
case '+':
case '-':
case '*':
case '%':
{
int d = fileGetc ();
if (d != '=')
fileUngetc (d);
token->type = TOKEN_OPERATOR;
break;
}
case '/': /* division or comment start */
{
int d = fileGetc ();
if (d == '/') /* single-line comment */
{
skipSingleComment ();
goto getNextChar;
}
else if (d == '*')
{
do
{
c = skipToCharacter ('*');
if (c != EOF)
{
c = fileGetc ();
if (c == '/')
break;
else
fileUngetc (c);
}
} while (c != EOF && c != '\0');
goto getNextChar;
}
else
{
if (d != '=')
fileUngetc (d);
token->type = TOKEN_OPERATOR;
}
break;
}
case '$': /* variable start */
{
int d = fileGetc ();
if (! isIdentChar (d))
{
fileUngetc (d);
token->type = TOKEN_UNDEFINED;
}
else
{
parseIdentifier (token->string, d);
token->type = TOKEN_VARIABLE;
}
break;
}
case '?': /* maybe the end of the PHP chunk */
{
int d = fileGetc ();
if (d == '>')
{
InPhp = FALSE;
goto getNextChar;
}
else
{
fileUngetc (d);
token->type = TOKEN_UNDEFINED;
}
break;
}
default:
if (! isIdentChar (c))
token->type = TOKEN_UNDEFINED;
else
{
parseIdentifier (token->string, c);
token->keyword = analyzeToken (token->string, Lang_php);
if (token->keyword == KEYWORD_NONE)
token->type = TOKEN_IDENTIFIER;
else
token->type = TOKEN_KEYWORD;
}
break;
}
if (token->type == TOKEN_SEMICOLON ||
token->type == TOKEN_OPEN_CURLY ||
token->type == TOKEN_CLOSE_CURLY)
{
/* reset current statement details on statement end, and when entering
* a deeper scope.
* it is a bit ugly to do this in readToken(), but it makes everything
* a lot simpler. */
CurrentStatement.access = ACCESS_UNDEFINED;
CurrentStatement.impl = IMPL_UNDEFINED;
}
}
static void enterScope (tokenInfo *const parentToken,
const vString *const extraScope,
const int parentKind);
/* parses a class or an interface:
* class Foo {}
* class Foo extends Bar {}
* class Foo extends Bar implements iFoo, iBar {}
* interface iFoo {}