2020-09-06 release

Author: bellard

Changelog

@@ -1,3 +1,12 @@
+2020-09-06:
+
+- added logical assignment operators
+- added IsHTMLDDA support
+- faster for-of loops
+- os.Worker now takes a module filename as parameter
+- qjsc: added -D option to compile dynamically loaded modules or workers
+- misc bug fixes
+
 2020-07-05:
 
 - modified JS_GetPrototype() to return a live value

TODO

@@ -74,5 +74,5 @@ REPL:
 Test262o:   0/11262 errors, 463 excluded
 Test262o commit: 7da91bceb9ce7613f87db47ddd1292a2dda58b42 (es5-tests branch)
 
-Test262: 30/71095 errors, 870 excluded, 549 skipped
-Test262 commit: 281eb10b2844929a7c0ac04527f5b42ce56509fd
+Test262: 30/71748 errors, 868 excluded, 474 skipped
+Test262 commit: 24c67328062383079ada85f4d253eb0526fd209b

VERSION

@@ -1 +1 @@
-2020-07-05
+2020-09-06

cutils.c

@@ -258,19 +258,30 @@ int unicode_from_utf8(const uint8_t *p, int max_len, const uint8_t **pp)
         return c;
     }
     switch(c) {
-    case 0xc0 ... 0xdf:
+    case 0xc0: case 0xc1: case 0xc2: case 0xc3:
+    case 0xc4: case 0xc5: case 0xc6: case 0xc7:
+    case 0xc8: case 0xc9: case 0xca: case 0xcb:
+    case 0xcc: case 0xcd: case 0xce: case 0xcf:
+    case 0xd0: case 0xd1: case 0xd2: case 0xd3:
+    case 0xd4: case 0xd5: case 0xd6: case 0xd7:
+    case 0xd8: case 0xd9: case 0xda: case 0xdb:
+    case 0xdc: case 0xdd: case 0xde: case 0xdf:
         l = 1;
         break;
-    case 0xe0 ... 0xef:
+    case 0xe0: case 0xe1: case 0xe2: case 0xe3:
+    case 0xe4: case 0xe5: case 0xe6: case 0xe7:
+    case 0xe8: case 0xe9: case 0xea: case 0xeb:
+    case 0xec: case 0xed: case 0xee: case 0xef:
         l = 2;
         break;
-    case 0xf0 ... 0xf7:
+    case 0xf0: case 0xf1: case 0xf2: case 0xf3:
+    case 0xf4: case 0xf5: case 0xf6: case 0xf7:
         l = 3;
         break;
-    case 0xf8 ... 0xfb:
+    case 0xf8: case 0xf9: case 0xfa: case 0xfb:
         l = 4;
         break;
-    case 0xfc ... 0xfd:
+    case 0xfc: case 0xfd:
         l = 5;
         break;
     default:

doc/jsbignum.html

@@ -120,7 +120,7 @@ Load as ES6 script (default=autodetect).
 
 @item --bignum
 Enable the bignum extensions: BigDecimal object, BigFloat object and
-the @code{"use bigint"} and @code{"use math"} directives.
+the @code{"use math"} directive.
 
 @item -I file
 @item --include file
@@ -167,6 +167,12 @@ Set the C name of the generated data.
 @item -m
 Compile as Javascript module (default=autodetect).
 
+@item -D module_name
+Compile a dynamically loaded module and its dependencies. This option
+is needed when your code uses the @code{import} keyword or the
+@code{os.Worker} constructor because the compiler cannot statically
+find the name of the dynamically loaded modules.
+
 @item -M module_name[,cname]
 Add initialization code for an external C module. See the
 @code{c_module} example.
@@ -184,7 +190,7 @@ Disable selected language features to produce a smaller executable file.
 
 @item -fbignum
 Enable the bignum extensions: BigDecimal object, BigFloat object and
-the @code{"use bigint"} and @code{"use math"} directives.
+the @code{"use math"} directive.
 
 @end table
 
@@ -764,13 +770,14 @@ Cancel a timer.
 Return a string representing the platform: @code{"linux"}, @code{"darwin"},
 @code{"win32"} or @code{"js"}.
 
-@item Worker(source)
+@item Worker(module_filename)
 Constructor to create a new thread (worker) with an API close to the
-@code{WebWorkers}. @code{source} is a string containing the module
-source which is executed in the newly created thread. Threads normally
-don't share any data and communicate between each other with
-messages. Nested workers are not supported. An example is available in
-@file{tests/test_worker.js}.
+@code{WebWorkers}. @code{module_filename} is a string specifying the
+module filename which is executed in the newly created thread. As for
+dynamically imported module, it is relative to the current script or
+module path. Threads normally don't share any data and communicate
+between each other with messages. Nested workers are not supported. An
+example is available in @file{tests/test_worker.js}.
 
 The worker class has the following static properties:
 

doc/jsbignum.pdf

@@ -569,7 +569,8 @@ int lre_parse_escape(const uint8_t **pp, int allow_utf16)
             }
         }
         break;
-    case '0' ... '7':
+    case '0': case '1': case '2': case '3':
+    case '4': case '5': case '6': case '7':
         c -= '0';
         if (allow_utf16 == 2) {
             /* only accept \0 not followed by digit */
@@ -1410,7 +1411,9 @@ static int re_parse_term(REParseState *s, BOOL is_backward_dir)
                 }
             }
             goto normal_char;
-        case '1' ... '9':
+        case '1': case '2': case '3': case '4':
+        case '5': case '6': case '7': case '8':
+        case '9': 
             {
                 const uint8_t *q = ++p;
 
@@ -1434,7 +1437,7 @@ static int re_parse_term(REParseState *s, BOOL is_backward_dir)
                         }
                         goto normal_char;
                     }
-                    return re_parse_error(s, "back reference out of range in reguar expression");
+                    return re_parse_error(s, "back reference out of range in regular expression");
                 }
             emit_back_reference:
                 last_atom_start = s->byte_code.size;
@@ -2533,6 +2536,17 @@ int lre_get_flags(const uint8_t *bc_buf)
     return bc_buf[RE_HEADER_FLAGS];
 }
 
+/* Return NULL if no group names. Otherwise, return a pointer to
+   'capture_count - 1' zero terminated UTF-8 strings. */
+const char *lre_get_groupnames(const uint8_t *bc_buf)
+{
+    uint32_t re_bytecode_len;
+    if ((lre_get_flags(bc_buf) & LRE_FLAG_NAMED_GROUPS) == 0)
+        return NULL;
+    re_bytecode_len = get_u32(bc_buf + 3);
+    return (const char *)(bc_buf + 7 + re_bytecode_len);
+}
+
 #ifdef TEST
 
 BOOL lre_check_stack_overflow(void *opaque, size_t alloca_size)

doc/quickjs.html

@@ -44,6 +44,7 @@ uint8_t *lre_compile(int *plen, char *error_msg, int error_msg_size,
                      void *opaque);
 int lre_get_capture_count(const uint8_t *bc_buf);
 int lre_get_flags(const uint8_t *bc_buf);
+const char *lre_get_groupnames(const uint8_t *bc_buf);
 int lre_exec(uint8_t **capture,
              const uint8_t *bc_buf, const uint8_t *cbuf, int cindex, int clen,
              int cbuf_type, void *opaque);

doc/quickjs.pdf

@@ -527,15 +527,22 @@ static int unicode_decomp_entry(uint32_t *res, uint32_t c,
     } else {
         d = unicode_decomp_data + unicode_decomp_table2[idx];
         switch(type) {
-        case DECOMP_TYPE_L1 ... DECOMP_TYPE_L7:
+        case DECOMP_TYPE_L1:
+        case DECOMP_TYPE_L2:
+        case DECOMP_TYPE_L3:
+        case DECOMP_TYPE_L4:
+        case DECOMP_TYPE_L5:
+        case DECOMP_TYPE_L6:
+        case DECOMP_TYPE_L7:
             l = type - DECOMP_TYPE_L1 + 1;
             d += (c - code) * l * 2;
             for(i = 0; i < l; i++) {
                 if ((res[i] = unicode_get16(d + 2 * i)) == 0)
                     return 0;
             }
             return l;
-        case DECOMP_TYPE_LL1 ... DECOMP_TYPE_LL2:
+        case DECOMP_TYPE_LL1:
+        case DECOMP_TYPE_LL2:
             {
                 uint32_t k, p;
                 l = type - DECOMP_TYPE_LL1 + 1;
@@ -551,7 +558,11 @@ static int unicode_decomp_entry(uint32_t *res, uint32_t c,
                 }
             }
             return l;
-        case DECOMP_TYPE_S1 ... DECOMP_TYPE_S5:
+        case DECOMP_TYPE_S1:
+        case DECOMP_TYPE_S2:
+        case DECOMP_TYPE_S3:
+        case DECOMP_TYPE_S4:
+        case DECOMP_TYPE_S5:
             l = type - DECOMP_TYPE_S1 + 1;
             d += (c - code) * l;
             for(i = 0; i < l; i++) {
@@ -582,7 +593,14 @@ static int unicode_decomp_entry(uint32_t *res, uint32_t c,
         case DECOMP_TYPE_B18:
             l = 18;
             goto decomp_type_b;
-        case DECOMP_TYPE_B1 ... DECOMP_TYPE_B8:
+        case DECOMP_TYPE_B1:
+        case DECOMP_TYPE_B2:
+        case DECOMP_TYPE_B3:
+        case DECOMP_TYPE_B4:
+        case DECOMP_TYPE_B5:
+        case DECOMP_TYPE_B6:
+        case DECOMP_TYPE_B7:
+        case DECOMP_TYPE_B8:
             l = type - DECOMP_TYPE_B1 + 1;
         decomp_type_b:
             {