diff options
Diffstat (limited to 'quickjs.c')
| -rw-r--r-- | quickjs.c | 185 |
1 files changed, 154 insertions, 31 deletions
@@ -12127,7 +12127,7 @@ static JSValue js_atof(JSContext *ctx, const char *str, const char **pp, case ATOD_TYPE_FLOAT64: { double d; - d = js_atod(buf,NULL, radix, is_float ? 0 : JS_ATOD_INT_ONLY, + d = js_atod(buf, NULL, radix, is_float ? 0 : JS_ATOD_INT_ONLY, &atod_mem); /* return int or float64 */ val = JS_NewFloat64(ctx, d); @@ -21031,11 +21031,6 @@ static __exception int js_parse_string(JSParseState *s, int sep, goto invalid_char; c = *p; if (c < 0x20) { - if (!s->cur_func) { - if (do_throw) - js_parse_error_pos(s, p, "invalid character in a JSON string"); - goto fail; - } if (sep == '`') { if (c == '\r') { if (p[1] == '\n') @@ -21081,8 +21076,6 @@ static __exception int js_parse_string(JSParseState *s, int sep, continue; default: if (c >= '0' && c <= '9') { - if (!s->cur_func) - goto invalid_escape; /* JSON case */ if (!(s->cur_func->js_mode & JS_MODE_STRICT) && sep != '`') goto parse_escape; if (c == '0' && !(p[1] >= '0' && p[1] <= '9')) { @@ -21851,6 +21844,150 @@ static JSAtom json_parse_ident(JSParseState *s, const uint8_t **pp, int c) return atom; } +static int json_parse_string(JSParseState *s, const uint8_t **pp, int sep) +{ + const uint8_t *p, *p_next; + int i; + uint32_t c; + StringBuffer b_s, *b = &b_s; + + if (string_buffer_init(s->ctx, b, 32)) + goto fail; + + p = *pp; + for(;;) { + if (p >= s->buf_end) { + goto end_of_input; + } + c = *p++; + if (c == sep) + break; + if (c < 0x20) { + js_parse_error_pos(s, p - 1, "Bad control character in string literal"); + goto fail; + } + if (c == '\\') { + c = *p++; + switch(c) { + case 'b': c = '\b'; break; + case 'f': c = '\f'; break; + case 'n': c = '\n'; break; + case 'r': c = '\r'; break; + case 't': c = '\t'; break; + case '\\': break; + case '/': break; + case 'u': + c = 0; + for(i = 0; i < 4; i++) { + int h = from_hex(*p++); + if (h < 0) { + js_parse_error_pos(s, p - 1, "Bad Unicode escape"); + goto fail; + } + c = (c << 4) | h; + } + break; + default: + if (c == sep) + break; + if (p > s->buf_end) + goto end_of_input; + js_parse_error_pos(s, p - 1, "Bad escaped character"); + goto fail; + } + } else + if (c >= 0x80) { + c = unicode_from_utf8(p - 1, UTF8_CHAR_LEN_MAX, &p_next); + if (c > 0x10FFFF) { + js_parse_error_pos(s, p - 1, "Bad UTF-8 sequence"); + goto fail; + } + p = p_next; + } + if (string_buffer_putc(b, c)) + goto fail; + } + s->token.val = TOK_STRING; + s->token.u.str.sep = sep; + s->token.u.str.str = string_buffer_end(b); + *pp = p; + return 0; + + end_of_input: + js_parse_error(s, "Unexpected end of JSON input"); + fail: + string_buffer_free(b); + return -1; +} + +static int json_parse_number(JSParseState *s, const uint8_t **pp) +{ + const uint8_t *p = *pp; + const uint8_t *p_start = p; + int radix; + double d; + JSATODTempMem atod_mem; + + if (*p == '+' || *p == '-') + p++; + + if (!is_digit(*p)) + return js_parse_error_pos(s, p, "Unexpected token '%c'", *p_start); + + if (p[0] == '0') { + if (s->ext_json) { + /* also accepts base 16, 8 and 2 prefix for integers */ + radix = 10; + if (p[1] == 'x' || p[1] == 'X') { + p += 2; + radix = 16; + } else if ((p[1] == 'o' || p[1] == 'O')) { + p += 2; + radix = 8; + } else if ((p[1] == 'b' || p[1] == 'B')) { + p += 2; + radix = 2; + } + if (radix != 10) { + /* prefix is present */ + if (to_digit(*p) >= radix) + return js_parse_error_pos(s, p, "Unexpected token '%c'", *p); + d = js_atod((const char *)p_start, (const char **)&p, 0, + JS_ATOD_INT_ONLY | JS_ATOD_ACCEPT_BIN_OCT, &atod_mem); + goto done; + } + } + if (is_digit(p[1])) + return js_parse_error_pos(s, p, "Unexpected number"); + } + + while (is_digit(*p)) + p++; + + if (*p == '.') { + p++; + if (!is_digit(*p)) + return js_parse_error_pos(s, p, "Unterminated fractional number"); + while (is_digit(*p)) + p++; + } + if (*p == 'e' || *p == 'E') { + p++; + if (*p == '+' || *p == '-') + p++; + if (!is_digit(*p)) + return js_parse_error_pos(s, p, "Exponent part is missing a number"); + while (is_digit(*p)) + p++; + } + d = js_atod((const char *)p_start, NULL, 10, 0, &atod_mem); + done: + s->token.val = TOK_NUMBER; + s->token.u.num.val = JS_NewFloat64(s->ctx, d); + *pp = p; + return 0; +} + static __exception int json_next_token(JSParseState *s) { const uint8_t *p; @@ -21882,7 +22019,8 @@ static __exception int json_next_token(JSParseState *s) } /* fall through */ case '\"': - if (js_parse_string(s, c, TRUE, p + 1, &s->token, &p)) + p++; + if (json_parse_string(s, &p, c)) goto fail; break; case '\r': /* accept DOS and MAC newline sequences */ @@ -21999,23 +22137,8 @@ static __exception int json_next_token(JSParseState *s) case '9': /* number */ parse_number: - { - JSValue ret; - int flags, radix; - if (!s->ext_json) { - flags = 0; - radix = 10; - } else { - flags = ATOD_ACCEPT_BIN_OCT; - radix = 0; - } - ret = js_atof(s->ctx, (const char *)p, (const char **)&p, radix, - flags); - if (JS_IsException(ret)) - goto fail; - s->token.val = TOK_NUMBER; - s->token.u.num.val = ret; - } + if (json_parse_number(s, &p)) + goto fail; break; default: if (c >= 128) { @@ -46688,7 +46811,7 @@ static JSValue js_proxy_get_prototype(JSContext *ctx, JSValueConst obj) JS_FreeValue(ctx, ret); return JS_EXCEPTION; } - if (JS_VALUE_GET_OBJ(proto1) != JS_VALUE_GET_OBJ(ret)) { + if (!js_same_value(ctx, proto1, ret)) { JS_FreeValue(ctx, proto1); fail: JS_FreeValue(ctx, ret); @@ -46728,7 +46851,7 @@ static int js_proxy_set_prototype(JSContext *ctx, JSValueConst obj, proto1 = JS_GetPrototype(ctx, s->target); if (JS_IsException(proto1)) return -1; - if (JS_VALUE_GET_OBJ(proto_val) != JS_VALUE_GET_OBJ(proto1)) { + if (!js_same_value(ctx, proto_val, proto1)) { JS_FreeValue(ctx, proto1); JS_ThrowTypeError(ctx, "proxy: inconsistent prototype"); return -1; @@ -49216,8 +49339,8 @@ static JSValue js_promise_withResolvers(JSContext *ctx, return obj; } -static JSValue js_promise_try(JSContext *ctx, JSValue this_val, - int argc, JSValue *argv) +static JSValue js_promise_try(JSContext *ctx, JSValueConst this_val, + int argc, JSValueConst *argv) { JSValue result_promise, resolving_funcs[2], ret, ret2; BOOL is_reject = 0; @@ -49232,7 +49355,7 @@ static JSValue js_promise_try(JSContext *ctx, JSValue this_val, is_reject = 1; ret = JS_GetException(ctx); } - ret2 = JS_Call(ctx, resolving_funcs[is_reject], JS_UNDEFINED, 1, &ret); + ret2 = JS_Call(ctx, resolving_funcs[is_reject], JS_UNDEFINED, 1, (JSValueConst *)&ret); JS_FreeValue(ctx, resolving_funcs[0]); JS_FreeValue(ctx, resolving_funcs[1]); JS_FreeValue(ctx, ret); |