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removed the association literal notation

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This commit is contained in:
hyunghwan.chung
2017-03-09 07:26:43 +00:00
parent 8bf134e8e3
commit 3bfffe09d9
9 changed files with 57 additions and 166 deletions
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97
moo/lib/comp.c
View File

@ -219,7 +219,7 @@ static MOO_INLINE int is_binselchar (moo_ooci_t c)
{
/*
* binary-selector-character :=
* '%' | '&' | '*' | '+' | '-' |
* '%' | '&' | '*' | '+' | '-' |
* '/' | '<' | '>' | '=' | '?' |
* '@' | '\' | '~' | '|'
*/
@ -965,6 +965,7 @@ static int get_ident (moo_t* moo, moo_ooci_t char_read_ahead)
}
else if (c == ':')
{
#if 0
read_more_kwsym:
ADD_TOKEN_CHAR (moo, c);
SET_TOKEN_TYPE (moo, MOO_IOTOK_KEYWORD);
@ -996,6 +997,24 @@ static int get_ident (moo_t* moo, moo_ooci_t char_read_ahead)
{
unget_char (moo, &moo->c->lxc);
}
#else
moo_iolxc_t lc = moo->c->lxc;
GET_CHAR_TO (moo, c);
if (c == '=' || c == '{')
{
/* := or :{ appeared after an identifier */
unget_char (moo, &moo->c->lxc);
unget_char (moo, &lc);
}
else
{
ADD_TOKEN_CHAR (moo, lc.c);
SET_TOKEN_TYPE (moo, MOO_IOTOK_KEYWORD);
unget_char (moo, &moo->c->lxc);
}
#endif
}
else
{
@ -1538,11 +1557,6 @@ retry:
SET_TOKEN_TYPE (moo, MOO_IOTOK_DICBRACE);
ADD_TOKEN_CHAR (moo, c);
}
else if (c == '(')
{
SET_TOKEN_TYPE (moo, MOO_IOTOK_ASSPAREN);
ADD_TOKEN_CHAR (moo, c);
}
else
{
unget_char (moo, &moo->c->lxc);
@ -3458,6 +3472,7 @@ static int get_variable_info (moo_t* moo, const moo_oocs_t* name, const moo_iolo
*
* self.XXX - instance variable
* A.B.C - namespace or pool dictionary related reference.
* self.B.C - B.C under the current class where B is not an instance variable
*/
moo_oocs_t last;
@ -4193,55 +4208,6 @@ static int compile_array_expression (moo_t* moo)
return 0;
}
static int compile_association_expression (moo_t* moo)
{
MOO_ASSERT (moo, TOKEN_TYPE(moo) == MOO_IOTOK_ASSPAREN);
GET_TOKEN (moo); /* read a token after #{ */
if (TOKEN_TYPE(moo) == MOO_IOTOK_RPAREN)
{
/* key is required */
set_syntax_error (moo, MOO_SYNERR_NOASSKEY, TOKEN_LOC(moo), MOO_NULL);
return -1;
}
if (emit_byte_instruction (moo, BCODE_MAKE_ASSOCIATION) <= -1) return -1;
if (compile_method_expression (moo, 0) <= -1) return -1;
if (emit_byte_instruction (moo, BCODE_POP_INTO_ASSOCIATION_KEY) <= -1) return -1;
if (TOKEN_TYPE(moo) == MOO_IOTOK_RPAREN)
{
/* no comma, no value is specified. */
goto done;
}
else if (TOKEN_TYPE(moo) != MOO_IOTOK_COMMA)
{
set_syntax_error (moo, MOO_SYNERR_COMMA, TOKEN_LOC(moo), TOKEN_NAME(moo));
return -1;
}
GET_TOKEN (moo); /* read a token after the comma */
if (TOKEN_TYPE(moo) == MOO_IOTOK_RPAREN)
{
set_syntax_error (moo, MOO_SYNERR_NOASSVALUE, TOKEN_LOC(moo), MOO_NULL);
return -1;
}
if (compile_method_expression (moo, 0) <= -1) return -1;
if (emit_byte_instruction (moo, BCODE_POP_INTO_ASSOCIATION_VALUE) <= -1) return -1;
if (TOKEN_TYPE(moo) != MOO_IOTOK_RPAREN)
{
set_syntax_error (moo, MOO_SYNERR_RPAREN, TOKEN_LOC(moo), TOKEN_NAME(moo));
return -1;
}
done:
GET_TOKEN (moo);
return 0;
}
static int compile_dictionary_expression (moo_t* moo)
{
moo_oow_t mdip;
@ -4260,17 +4226,10 @@ static int compile_dictionary_expression (moo_t* moo)
count = 0;
do
{
if (TOKEN_TYPE(moo) == MOO_IOTOK_ASSPAREN)
{
if (compile_association_expression(moo) <= -1 ||
emit_byte_instruction (moo, BCODE_POP_INTO_DICTIONARY) <= -1) return -1;
count++;
}
else
{
set_syntax_error (moo, MOO_SYNERR_NOASSOC, TOKEN_LOC(moo), MOO_NULL);
return -1;
}
if (compile_method_expression (moo, 0) <= -1 ||
emit_byte_instruction (moo, BCODE_POP_INTO_DICTIONARY) <= -1) return -1;
count++;
if (TOKEN_TYPE(moo) == MOO_IOTOK_RBRACE) break;
if (TOKEN_TYPE(moo) == MOO_IOTOK_COMMA)
@ -4498,10 +4457,6 @@ static int compile_expression_primary (moo_t* moo, const moo_oocs_t* ident, cons
if (compile_array_expression(moo) <= -1) return -1;
break;
case MOO_IOTOK_ASSPAREN: /* :( */
if (compile_association_expression(moo) <= -1) return -1;
break;
case MOO_IOTOK_DICBRACE: /* :{ */
if (compile_dictionary_expression(moo) <= -1) return -1;
break;
@ -4689,7 +4644,7 @@ static int compile_keyword_message (moo_t* moo, int to_super)
nargs++;
}
while (TOKEN_TYPE(moo) == MOO_IOTOK_KEYWORD);
while (TOKEN_TYPE(moo) == MOO_IOTOK_KEYWORD) /* loop */;
kwsel.ptr = &moo->c->mth.kwsels.ptr[saved_kwsel_len];
kwsel.len = moo->c->mth.kwsels.len - saved_kwsel_len;

12
moo/lib/decode.c
View File

@ -505,18 +505,6 @@ int moo_decode (moo_t* moo, moo_oop_method_t mth, const moo_oocs_t* classfqn)
LOG_INST_0 (moo, "pop_into_dictionary");
break;
case BCODE_MAKE_ASSOCIATION:
LOG_INST_0 (moo, "make_association");
break;
case BCODE_POP_INTO_ASSOCIATION_KEY:
LOG_INST_0 (moo, "pop_into_association_key");
break;
case BCODE_POP_INTO_ASSOCIATION_VALUE:
LOG_INST_0 (moo, "pop_into_association_value");
break;
case BCODE_MAKE_ARRAY:
FETCH_PARAM_CODE_TO (moo, b1);
LOG_INST_1 (moo, "make_array %zu", b1);

6
moo/lib/err.c
View File

@ -133,9 +133,7 @@ static moo_ooch_t synerrstr_61[] = {'l','i','t','e','r','a','l',' ','e','x','p',
static moo_ooch_t synerrstr_62[] = {'b','r','e','a','k',' ','o','r',' ','c','o','n','t','i','n','u','e',' ','n','o','t',' ','w','i','t','h','i','n',' ','a',' ','l','o','o','p','\0'};
static moo_ooch_t synerrstr_63[] = {'b','r','e','a','k',' ','o','r',' ','c','o','n','t','i','n','u','e',' ','w','i','t','h','i','n',' ','a',' ','b','l','o','c','k','\0'};
static moo_ooch_t synerrstr_64[] = {'w','h','i','l','e',' ','e','x','p','e','c','t','e','d','\0'};
static moo_ooch_t synerrstr_65[] = {'m','i','s','s','i','n','g',' ','a','s','s','o','c','i','a','t','i','o','n',' ','k','e','y','\0'};
static moo_ooch_t synerrstr_66[] = {'m','i','s','s','i','n','g',' ','a','s','s','o','c','i','a','t','i','o','n',' ','v','a','l','u','e','\0'};
static moo_ooch_t synerrstr_67[] = {'m','i','s','s','i','n','g',' ','a','s','s','o','c','i','a','t','i','o','n','\0'};
static moo_ooch_t* synerrstr[] =
{
synerrstr_0, synerrstr_1, synerrstr_2, synerrstr_3, synerrstr_4, synerrstr_5, synerrstr_6, synerrstr_7,
@ -146,7 +144,7 @@ static moo_ooch_t* synerrstr[] =
synerrstr_40, synerrstr_41, synerrstr_42, synerrstr_43, synerrstr_44, synerrstr_45, synerrstr_46, synerrstr_47,
synerrstr_48, synerrstr_49, synerrstr_50, synerrstr_51, synerrstr_52, synerrstr_53, synerrstr_54, synerrstr_55,
synerrstr_56, synerrstr_57, synerrstr_58, synerrstr_59, synerrstr_60, synerrstr_61, synerrstr_62, synerrstr_63,
synerrstr_64, synerrstr_65, synerrstr_66, synerrstr_67
synerrstr_64
};
#endif
/* END: GENERATED WITH generr.moo */

39
moo/lib/exec.c
View File

@ -3893,45 +3893,6 @@ int moo_execute (moo_t* moo)
if (send_message (moo, moo->dicputassocsym, 0, 1) <= -1) goto oops;
break;
case BCODE_MAKE_ASSOCIATION:
{
moo_oop_t t;
LOG_INST_0 (moo, "make_association");
t = moo_instantiate (moo, moo->_association, MOO_NULL, 0);
if (!t) goto oops;
MOO_STACK_PUSH (moo, t); /* push the association created */
break;
}
case BCODE_POP_INTO_ASSOCIATION_KEY:
{
moo_oop_t t1, t2;
LOG_INST_0 (moo, "pop_into_association_key");
t1 = MOO_STACK_GETTOP(moo);
MOO_STACK_POP (moo);
t2 = MOO_STACK_GETTOP(moo);
((moo_oop_association_t)t2)->key = t1;
break;
}
case BCODE_POP_INTO_ASSOCIATION_VALUE:
{
moo_oop_t t1, t2;
LOG_INST_0 (moo, "pop_into_association_value");
t1 = MOO_STACK_GETTOP(moo);
MOO_STACK_POP (moo);
t2 = MOO_STACK_GETTOP(moo);
((moo_oop_association_t)t2)->value = t1;
break;
}
case BCODE_MAKE_ARRAY:
{
moo_oop_t t;

12
moo/lib/moo-prv.h
View File

@ -325,7 +325,6 @@ struct moo_iotok_t
MOO_IOTOK_BABRACK, /* #[ - byte array literal */
MOO_IOTOK_ABRACE, /* #{ - array expression */
MOO_IOTOK_DICBRACE, /* :{ - dictionary expression */
MOO_IOTOK_ASSPAREN, /* :( - association expression */
MOO_IOTOK_PERIOD,
MOO_IOTOK_COMMA,
MOO_IOTOK_SEMICOLON,
@ -863,14 +862,13 @@ enum moo_bcode_t
BCODE_POP_INTO_OBJVAR_X = 0xEC, /* 236 ## */
/* UNUSED 237 */
BCODE_MAKE_DICTIONARY = 0xEE, /* 238 */
BCODE_POP_INTO_DICTIONARY = 0xEF, /* 239 */
/* UNUSED 238 */
/* UNUSED 239 */
BCODE_SEND_MESSAGE_X = 0xF0, /* 240 ## */
BCODE_MAKE_ASSOCIATION = 0xF1, /* 241 */
BCODE_POP_INTO_ASSOCIATION_KEY = 0xF2, /* 242 */
BCODE_POP_INTO_ASSOCIATION_VALUE = 0xF3, /* 243 */
/* UNUSED 241 */
BCODE_MAKE_DICTIONARY = 0xF2, /* 242 */
BCODE_POP_INTO_DICTIONARY = 0xF3, /* 243 */
BCODE_SEND_MESSAGE_TO_SUPER_X = 0xF4, /* 244 ## */
/* -------------------------------------- */

5
moo/lib/moo.h
View File

@ -1237,10 +1237,7 @@ enum moo_synerrnum_t
MOO_SYNERR_LITERAL, /* literal expected */
MOO_SYNERR_NOTINLOOP, /* break or continue not within a loop */
MOO_SYNERR_INBLOCK, /* break or continue within a block */
MOO_SYNERR_WHILE, /* while expected */
MOO_SYNERR_NOASSKEY, /* missing association key */
MOO_SYNERR_NOASSVALUE, /* missing association value */
MOO_SYNERR_NOASSOC /* missing association */
MOO_SYNERR_WHILE /* while expected */
};
typedef enum moo_synerrnum_t moo_synerrnum_t;