node.h
Go to the documentation of this file.
/**********************************************************************
node.h -
$Author: akr $
created at: Fri May 28 15:14:02 JST 1993
Copyright (C) 1993-2007 Yukihiro Matsumoto
**********************************************************************/
#ifndef RUBY_NODE_H
#define RUBY_NODE_H 1
#if defined(__cplusplus)
extern "C" {
#if 0
} /* satisfy cc-mode */
#endif
#endif
enum node_type {
NODE_SCOPE,
#define NODE_SCOPE NODE_SCOPE
NODE_BLOCK,
#define NODE_BLOCK NODE_BLOCK
NODE_IF,
#define NODE_IF NODE_IF
NODE_CASE,
#define NODE_CASE NODE_CASE
NODE_WHEN,
#define NODE_WHEN NODE_WHEN
NODE_OPT_N,
#define NODE_OPT_N NODE_OPT_N
NODE_WHILE,
#define NODE_WHILE NODE_WHILE
NODE_UNTIL,
#define NODE_UNTIL NODE_UNTIL
NODE_ITER,
#define NODE_ITER NODE_ITER
NODE_FOR,
#define NODE_FOR NODE_FOR
NODE_BREAK,
#define NODE_BREAK NODE_BREAK
NODE_NEXT,
#define NODE_NEXT NODE_NEXT
NODE_REDO,
#define NODE_REDO NODE_REDO
NODE_RETRY,
#define NODE_RETRY NODE_RETRY
NODE_BEGIN,
#define NODE_BEGIN NODE_BEGIN
NODE_RESCUE,
#define NODE_RESCUE NODE_RESCUE
NODE_RESBODY,
#define NODE_RESBODY NODE_RESBODY
NODE_ENSURE,
#define NODE_ENSURE NODE_ENSURE
NODE_AND,
#define NODE_AND NODE_AND
NODE_OR,
#define NODE_OR NODE_OR
NODE_MASGN,
#define NODE_MASGN NODE_MASGN
NODE_LASGN,
#define NODE_LASGN NODE_LASGN
NODE_DASGN,
#define NODE_DASGN NODE_DASGN
NODE_DASGN_CURR,
#define NODE_DASGN_CURR NODE_DASGN_CURR
NODE_GASGN,
#define NODE_GASGN NODE_GASGN
NODE_IASGN,
#define NODE_IASGN NODE_IASGN
NODE_IASGN2,
#define NODE_IASGN2 NODE_IASGN2
NODE_CDECL,
#define NODE_CDECL NODE_CDECL
NODE_CVASGN,
#define NODE_CVASGN NODE_CVASGN
NODE_CVDECL,
#define NODE_CVDECL NODE_CVDECL
NODE_OP_ASGN1,
#define NODE_OP_ASGN1 NODE_OP_ASGN1
NODE_OP_ASGN2,
#define NODE_OP_ASGN2 NODE_OP_ASGN2
NODE_OP_ASGN_AND,
#define NODE_OP_ASGN_AND NODE_OP_ASGN_AND
NODE_OP_ASGN_OR,
#define NODE_OP_ASGN_OR NODE_OP_ASGN_OR
NODE_CALL,
#define NODE_CALL NODE_CALL
NODE_FCALL,
#define NODE_FCALL NODE_FCALL
NODE_VCALL,
#define NODE_VCALL NODE_VCALL
NODE_SUPER,
#define NODE_SUPER NODE_SUPER
NODE_ZSUPER,
#define NODE_ZSUPER NODE_ZSUPER
NODE_ARRAY,
#define NODE_ARRAY NODE_ARRAY
NODE_ZARRAY,
#define NODE_ZARRAY NODE_ZARRAY
NODE_VALUES,
#define NODE_VALUES NODE_VALUES
NODE_HASH,
#define NODE_HASH NODE_HASH
NODE_RETURN,
#define NODE_RETURN NODE_RETURN
NODE_YIELD,
#define NODE_YIELD NODE_YIELD
NODE_LVAR,
#define NODE_LVAR NODE_LVAR
NODE_DVAR,
#define NODE_DVAR NODE_DVAR
NODE_GVAR,
#define NODE_GVAR NODE_GVAR
NODE_IVAR,
#define NODE_IVAR NODE_IVAR
NODE_CONST,
#define NODE_CONST NODE_CONST
NODE_CVAR,
#define NODE_CVAR NODE_CVAR
NODE_NTH_REF,
#define NODE_NTH_REF NODE_NTH_REF
NODE_BACK_REF,
#define NODE_BACK_REF NODE_BACK_REF
NODE_MATCH,
#define NODE_MATCH NODE_MATCH
NODE_MATCH2,
#define NODE_MATCH2 NODE_MATCH2
NODE_MATCH3,
#define NODE_MATCH3 NODE_MATCH3
NODE_LIT,
#define NODE_LIT NODE_LIT
NODE_STR,
#define NODE_STR NODE_STR
NODE_DSTR,
#define NODE_DSTR NODE_DSTR
NODE_XSTR,
#define NODE_XSTR NODE_XSTR
NODE_DXSTR,
#define NODE_DXSTR NODE_DXSTR
NODE_EVSTR,
#define NODE_EVSTR NODE_EVSTR
NODE_DREGX,
#define NODE_DREGX NODE_DREGX
NODE_DREGX_ONCE,
#define NODE_DREGX_ONCE NODE_DREGX_ONCE
NODE_ARGS,
#define NODE_ARGS NODE_ARGS
NODE_ARGS_AUX,
#define NODE_ARGS_AUX NODE_ARGS_AUX
NODE_OPT_ARG,
#define NODE_OPT_ARG NODE_OPT_ARG
NODE_POSTARG,
#define NODE_POSTARG NODE_POSTARG
NODE_ARGSCAT,
#define NODE_ARGSCAT NODE_ARGSCAT
NODE_ARGSPUSH,
#define NODE_ARGSPUSH NODE_ARGSPUSH
NODE_SPLAT,
#define NODE_SPLAT NODE_SPLAT
NODE_TO_ARY,
#define NODE_TO_ARY NODE_TO_ARY
NODE_BLOCK_ARG,
#define NODE_BLOCK_ARG NODE_BLOCK_ARG
NODE_BLOCK_PASS,
#define NODE_BLOCK_PASS NODE_BLOCK_PASS
NODE_DEFN,
#define NODE_DEFN NODE_DEFN
NODE_DEFS,
#define NODE_DEFS NODE_DEFS
NODE_ALIAS,
#define NODE_ALIAS NODE_ALIAS
NODE_VALIAS,
#define NODE_VALIAS NODE_VALIAS
NODE_UNDEF,
#define NODE_UNDEF NODE_UNDEF
NODE_CLASS,
#define NODE_CLASS NODE_CLASS
NODE_MODULE,
#define NODE_MODULE NODE_MODULE
NODE_SCLASS,
#define NODE_SCLASS NODE_SCLASS
NODE_COLON2,
#define NODE_COLON2 NODE_COLON2
NODE_COLON3,
#define NODE_COLON3 NODE_COLON3
NODE_DOT2,
#define NODE_DOT2 NODE_DOT2
NODE_DOT3,
#define NODE_DOT3 NODE_DOT3
NODE_FLIP2,
#define NODE_FLIP2 NODE_FLIP2
NODE_FLIP3,
#define NODE_FLIP3 NODE_FLIP3
NODE_SELF,
#define NODE_SELF NODE_SELF
NODE_NIL,
#define NODE_NIL NODE_NIL
NODE_TRUE,
#define NODE_TRUE NODE_TRUE
NODE_FALSE,
#define NODE_FALSE NODE_FALSE
NODE_ERRINFO,
#define NODE_ERRINFO NODE_ERRINFO
NODE_DEFINED,
#define NODE_DEFINED NODE_DEFINED
NODE_POSTEXE,
#define NODE_POSTEXE NODE_POSTEXE
NODE_ALLOCA,
#define NODE_ALLOCA NODE_ALLOCA
NODE_BMETHOD,
#define NODE_BMETHOD NODE_BMETHOD
NODE_MEMO,
#define NODE_MEMO NODE_MEMO
NODE_IFUNC,
#define NODE_IFUNC NODE_IFUNC
NODE_DSYM,
#define NODE_DSYM NODE_DSYM
NODE_ATTRASGN,
#define NODE_ATTRASGN NODE_ATTRASGN
NODE_PRELUDE,
#define NODE_PRELUDE NODE_PRELUDE
NODE_LAMBDA,
#define NODE_LAMBDA NODE_LAMBDA
NODE_OPTBLOCK,
#define NODE_OPTBLOCK NODE_OPTBLOCK
NODE_LAST
#define NODE_LAST NODE_LAST
};
typedef struct RNode {
VALUE flags;
VALUE nd_reserved; /* ex nd_file */
union {
struct RNode *node;
ID id;
VALUE value;
VALUE (*cfunc)(ANYARGS);
ID *tbl;
} u1;
union {
struct RNode *node;
ID id;
long argc;
VALUE value;
} u2;
union {
struct RNode *node;
ID id;
long state;
struct rb_global_entry *entry;
long cnt;
VALUE value;
} u3;
} NODE;
#define RNODE(obj) (R_CAST(RNode)(obj))
/* 0..4:T_TYPES, 5:FL_MARK, 6:reserved, 7:NODE_FL_NEWLINE */
#define NODE_FL_NEWLINE (((VALUE)1)<<7)
#define NODE_FL_CREF_PUSHED_BY_EVAL NODE_FL_NEWLINE
#define NODE_TYPESHIFT 8
#define NODE_TYPEMASK (((VALUE)0x7f)<<NODE_TYPESHIFT)
#define nd_type(n) ((int) (((RNODE(n))->flags & NODE_TYPEMASK)>>NODE_TYPESHIFT))
#define nd_set_type(n,t) \
RNODE(n)->flags=((RNODE(n)->flags&~NODE_TYPEMASK)|((((unsigned long)(t))<<NODE_TYPESHIFT)&NODE_TYPEMASK))
#define NODE_LSHIFT (NODE_TYPESHIFT+7)
#define NODE_LMASK (((SIGNED_VALUE)1<<(sizeof(VALUE)*CHAR_BIT-NODE_LSHIFT))-1)
#define nd_line(n) (int)(RNODE(n)->flags>>NODE_LSHIFT)
#define nd_set_line(n,l) \
RNODE(n)->flags=((RNODE(n)->flags&~(-1<<NODE_LSHIFT))|(((l)&NODE_LMASK)<<NODE_LSHIFT))
#define nd_head u1.node
#define nd_alen u2.argc
#define nd_next u3.node
#define nd_cond u1.node
#define nd_body u2.node
#define nd_else u3.node
#define nd_orig u3.value
#define nd_resq u2.node
#define nd_ensr u3.node
#define nd_1st u1.node
#define nd_2nd u2.node
#define nd_stts u1.node
#define nd_entry u3.entry
#define nd_vid u1.id
#define nd_cflag u2.id
#define nd_cval u3.value
#define nd_oid u1.id
#define nd_cnt u3.cnt
#define nd_tbl u1.tbl
#define nd_var u1.node
#define nd_iter u3.node
#define nd_value u2.node
#define nd_aid u3.id
#define nd_lit u1.value
#define nd_frml u2.argc
#define nd_rest u1.id
#define nd_opt u1.node
#define nd_pid u1.id
#define nd_plen u2.argc
#define nd_recv u1.node
#define nd_mid u2.id
#define nd_args u3.node
#define nd_noex u3.id
#define nd_defn u3.node
#define nd_cfnc u1.cfunc
#define nd_argc u2.argc
#define nd_cpath u1.node
#define nd_super u3.node
#define nd_modl u1.id
#define nd_clss u1.value
#define nd_beg u1.node
#define nd_end u2.node
#define nd_state u3.state
#define nd_rval u2.value
#define nd_nth u2.argc
#define nd_tag u1.id
#define nd_tval u2.value
#define nd_visi u2.argc
#define NEW_NODE(t,a0,a1,a2) rb_node_newnode((t),(VALUE)(a0),(VALUE)(a1),(VALUE)(a2))
#define NEW_DEFN(i,a,d,p) NEW_NODE(NODE_DEFN,0,i,NEW_SCOPE(a,d))
#define NEW_DEFS(r,i,a,d) NEW_NODE(NODE_DEFS,r,i,NEW_SCOPE(a,d))
#define NEW_IFUNC(f,c) NEW_NODE(NODE_IFUNC,f,c,0)
#define NEW_SCOPE(a,b) NEW_NODE(NODE_SCOPE,local_tbl(),b,a)
#define NEW_BLOCK(a) NEW_NODE(NODE_BLOCK,a,0,0)
#define NEW_IF(c,t,e) NEW_NODE(NODE_IF,c,t,e)
#define NEW_UNLESS(c,t,e) NEW_IF(c,e,t)
#define NEW_CASE(h,b) NEW_NODE(NODE_CASE,h,b,0)
#define NEW_WHEN(c,t,e) NEW_NODE(NODE_WHEN,c,t,e)
#define NEW_OPT_N(b) NEW_NODE(NODE_OPT_N,0,b,0)
#define NEW_WHILE(c,b,n) NEW_NODE(NODE_WHILE,c,b,n)
#define NEW_UNTIL(c,b,n) NEW_NODE(NODE_UNTIL,c,b,n)
#define NEW_FOR(v,i,b) NEW_NODE(NODE_FOR,v,b,i)
#define NEW_ITER(a,b) NEW_NODE(NODE_ITER,0,NEW_SCOPE(a,b),0)
#define NEW_LAMBDA(a) NEW_NODE(NODE_LAMBDA,a,0,0)
#define NEW_BREAK(s) NEW_NODE(NODE_BREAK,s,0,0)
#define NEW_NEXT(s) NEW_NODE(NODE_NEXT,s,0,0)
#define NEW_REDO() NEW_NODE(NODE_REDO,0,0,0)
#define NEW_RETRY() NEW_NODE(NODE_RETRY,0,0,0)
#define NEW_BEGIN(b) NEW_NODE(NODE_BEGIN,0,b,0)
#define NEW_RESCUE(b,res,e) NEW_NODE(NODE_RESCUE,b,res,e)
#define NEW_RESBODY(a,ex,n) NEW_NODE(NODE_RESBODY,n,ex,a)
#define NEW_ENSURE(b,en) NEW_NODE(NODE_ENSURE,b,0,en)
#define NEW_RETURN(s) NEW_NODE(NODE_RETURN,s,0,0)
#define NEW_YIELD(a,s) NEW_NODE(NODE_YIELD,a,0,s)
#define NEW_LIST(a) NEW_ARRAY(a)
#define NEW_ARRAY(a) NEW_NODE(NODE_ARRAY,a,1,0)
#define NEW_ZARRAY() NEW_NODE(NODE_ZARRAY,0,0,0)
#define NEW_HASH(a) NEW_NODE(NODE_HASH,a,0,0)
#define NEW_MASGN(l,r) NEW_NODE(NODE_MASGN,l,0,r)
#define NEW_GASGN(v,val) NEW_NODE(NODE_GASGN,v,val,rb_global_entry(v))
#define NEW_LASGN(v,val) NEW_NODE(NODE_LASGN,v,val,0)
#define NEW_DASGN(v,val) NEW_NODE(NODE_DASGN,v,val,0)
#define NEW_DASGN_CURR(v,val) NEW_NODE(NODE_DASGN_CURR,v,val,0)
#define NEW_IASGN(v,val) NEW_NODE(NODE_IASGN,v,val,0)
#define NEW_IASGN2(v,val) NEW_NODE(NODE_IASGN2,v,val,0)
#define NEW_CDECL(v,val,path) NEW_NODE(NODE_CDECL,v,val,path)
#define NEW_CVASGN(v,val) NEW_NODE(NODE_CVASGN,v,val,0)
#define NEW_CVDECL(v,val) NEW_NODE(NODE_CVDECL,v,val,0)
#define NEW_OP_ASGN1(p,id,a) NEW_NODE(NODE_OP_ASGN1,p,id,a)
#define NEW_OP_ASGN2(r,i,o,val) NEW_NODE(NODE_OP_ASGN2,r,val,NEW_OP_ASGN22(i,o))
#define NEW_OP_ASGN22(i,o) NEW_NODE(NODE_OP_ASGN2,i,o,rb_id_attrset(i))
#define NEW_OP_ASGN_OR(i,val) NEW_NODE(NODE_OP_ASGN_OR,i,val,0)
#define NEW_OP_ASGN_AND(i,val) NEW_NODE(NODE_OP_ASGN_AND,i,val,0)
#define NEW_GVAR(v) NEW_NODE(NODE_GVAR,v,0,rb_global_entry(v))
#define NEW_LVAR(v) NEW_NODE(NODE_LVAR,v,0,0)
#define NEW_DVAR(v) NEW_NODE(NODE_DVAR,v,0,0)
#define NEW_IVAR(v) NEW_NODE(NODE_IVAR,v,0,0)
#define NEW_CONST(v) NEW_NODE(NODE_CONST,v,0,0)
#define NEW_CVAR(v) NEW_NODE(NODE_CVAR,v,0,0)
#define NEW_NTH_REF(n) NEW_NODE(NODE_NTH_REF,0,n,0)
#define NEW_BACK_REF(n) NEW_NODE(NODE_BACK_REF,0,n,0)
#define NEW_MATCH(c) NEW_NODE(NODE_MATCH,c,0,0)
#define NEW_MATCH2(n1,n2) NEW_NODE(NODE_MATCH2,n1,n2,0)
#define NEW_MATCH3(r,n2) NEW_NODE(NODE_MATCH3,r,n2,0)
#define NEW_LIT(l) NEW_NODE(NODE_LIT,l,0,0)
#define NEW_STR(s) NEW_NODE(NODE_STR,s,0,0)
#define NEW_DSTR(s) NEW_NODE(NODE_DSTR,s,1,0)
#define NEW_XSTR(s) NEW_NODE(NODE_XSTR,s,0,0)
#define NEW_DXSTR(s) NEW_NODE(NODE_DXSTR,s,0,0)
#define NEW_DSYM(s) NEW_NODE(NODE_DSYM,s,0,0)
#define NEW_EVSTR(n) NEW_NODE(NODE_EVSTR,0,(n),0)
#define NEW_CALL(r,m,a) NEW_NODE(NODE_CALL,r,m,a)
#define NEW_FCALL(m,a) NEW_NODE(NODE_FCALL,0,m,a)
#define NEW_VCALL(m) NEW_NODE(NODE_VCALL,0,m,0)
#define NEW_SUPER(a) NEW_NODE(NODE_SUPER,0,0,a)
#define NEW_ZSUPER() NEW_NODE(NODE_ZSUPER,0,0,0)
#define NEW_ARGS(m,o) NEW_NODE(NODE_ARGS,o,m,0)
#define NEW_ARGS_AUX(r,b) NEW_NODE(NODE_ARGS_AUX,r,b,0)
#define NEW_OPT_ARG(i,v) NEW_NODE(NODE_OPT_ARG,i,v,0)
#define NEW_POSTARG(i,v) NEW_NODE(NODE_POSTARG,i,v,0)
#define NEW_ARGSCAT(a,b) NEW_NODE(NODE_ARGSCAT,a,b,0)
#define NEW_ARGSPUSH(a,b) NEW_NODE(NODE_ARGSPUSH,a,b,0)
#define NEW_SPLAT(a) NEW_NODE(NODE_SPLAT,a,0,0)
#define NEW_TO_ARY(a) NEW_NODE(NODE_TO_ARY,a,0,0)
#define NEW_BLOCK_ARG(v) NEW_NODE(NODE_BLOCK_ARG,v,0,local_cnt(v))
#define NEW_BLOCK_PASS(b) NEW_NODE(NODE_BLOCK_PASS,0,b,0)
#define NEW_ALIAS(n,o) NEW_NODE(NODE_ALIAS,n,o,0)
#define NEW_VALIAS(n,o) NEW_NODE(NODE_VALIAS,n,o,0)
#define NEW_UNDEF(i) NEW_NODE(NODE_UNDEF,0,i,0)
#define NEW_CLASS(n,b,s) NEW_NODE(NODE_CLASS,n,NEW_SCOPE(0,b),(s))
#define NEW_SCLASS(r,b) NEW_NODE(NODE_SCLASS,r,NEW_SCOPE(0,b),0)
#define NEW_MODULE(n,b) NEW_NODE(NODE_MODULE,n,NEW_SCOPE(0,b),0)
#define NEW_COLON2(c,i) NEW_NODE(NODE_COLON2,c,i,0)
#define NEW_COLON3(i) NEW_NODE(NODE_COLON3,0,i,0)
#define NEW_DOT2(b,e) NEW_NODE(NODE_DOT2,b,e,0)
#define NEW_DOT3(b,e) NEW_NODE(NODE_DOT3,b,e,0)
#define NEW_SELF() NEW_NODE(NODE_SELF,0,0,0)
#define NEW_NIL() NEW_NODE(NODE_NIL,0,0,0)
#define NEW_TRUE() NEW_NODE(NODE_TRUE,0,0,0)
#define NEW_FALSE() NEW_NODE(NODE_FALSE,0,0,0)
#define NEW_ERRINFO() NEW_NODE(NODE_ERRINFO,0,0,0)
#define NEW_DEFINED(e) NEW_NODE(NODE_DEFINED,e,0,0)
#define NEW_PREEXE(b) NEW_SCOPE(b)
#define NEW_POSTEXE(b) NEW_NODE(NODE_POSTEXE,0,b,0)
#define NEW_BMETHOD(b) NEW_NODE(NODE_BMETHOD,0,0,b)
#define NEW_ATTRASGN(r,m,a) NEW_NODE(NODE_ATTRASGN,r,m,a)
#define NEW_PRELUDE(p,b) NEW_NODE(NODE_PRELUDE,p,b,0)
#define NEW_OPTBLOCK(a) NEW_NODE(NODE_OPTBLOCK,a,0,0)
#if defined __GNUC__ && __GNUC__ >= 4
#pragma GCC visibility push(default)
#endif
VALUE rb_parser_new(void);
VALUE rb_parser_end_seen_p(VALUE);
VALUE rb_parser_encoding(VALUE);
VALUE rb_parser_get_yydebug(VALUE);
VALUE rb_parser_set_yydebug(VALUE, VALUE);
VALUE rb_parser_dump_tree(NODE *node, int comment);
NODE *rb_parser_append_print(VALUE, NODE *);
NODE *rb_parser_while_loop(VALUE, NODE *, int, int);
NODE *rb_parser_compile_cstr(volatile VALUE, const char*, const char*, int, int);
NODE *rb_parser_compile_string(volatile VALUE, const char*, VALUE, int);
NODE *rb_parser_compile_file(volatile VALUE, const char*, VALUE, int);
NODE *rb_compile_cstr(const char*, const char*, int, int);
NODE *rb_compile_string(const char*, VALUE, int);
NODE *rb_compile_file(const char*, VALUE, int);
NODE *rb_node_newnode(enum node_type,VALUE,VALUE,VALUE);
NODE *rb_node_newnode_longlife(enum node_type,VALUE,VALUE,VALUE);
struct rb_global_entry {
struct rb_global_variable *var;
ID id;
};
struct rb_global_entry *rb_global_entry(ID);
VALUE rb_gvar_get(struct rb_global_entry *);
VALUE rb_gvar_set(struct rb_global_entry *, VALUE);
VALUE rb_gvar_defined(struct rb_global_entry *);
const struct kwtable *rb_reserved_word(const char *, unsigned int);
struct parser_params;
void *rb_parser_malloc(struct parser_params *, size_t);
void *rb_parser_realloc(struct parser_params *, void *, size_t);
void *rb_parser_calloc(struct parser_params *, size_t, size_t);
void rb_parser_free(struct parser_params *, void *);
#if defined __GNUC__ && __GNUC__ >= 4
#pragma GCC visibility pop
#endif
#if defined(__cplusplus)
#if 0
{ /* satisfy cc-mode */
#endif
} /* extern "C" { */
#endif
#endif /* RUBY_NODE_H */