1 /* Copyright JS Foundation and other contributors, http://js.foundation
2 *
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at
6 *
7 * http://www.apache.org/licenses/LICENSE-2.0
8 *
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
14 */
15 #include "mbed.h"
16 #include "rtos.h"
17
18 #include "jerry-core/include/jerryscript.h"
19 #include "jerry-core/include/jerryscript-port.h"
20
21 #include "jerryscript-mbed-event-loop/EventLoop.h"
22
23 #include "jerryscript-mbed-util/js_source.h"
24 #include "jerryscript-mbed-library-registry/registry.h"
25
26 #include "jerryscript-mbed-launcher/launcher.h"
27 #include "jerryscript-mbed-launcher/setup.h"
28
29 #include "jerry-targetjs.h"
30
31 DECLARE_JS_CODES;
32
33 /**
34 * load_javascript
35 *
36 * Parse and run javascript files specified in jerry-targetjs.h
37 */
load_javascript()38 static int load_javascript() {
39 for (int src = 0; js_codes[src].source; src++) {
40 LOG_PRINT("running js file %s\r\n", js_codes[src].name);
41
42 const jerry_char_t* code = reinterpret_cast<const jerry_char_t*>(js_codes[src].source);
43 const size_t length = js_codes[src].length;
44
45 jerry_value_t parsed_code = jerry_parse(NULL, 0, code, length, JERRY_PARSE_NO_OPTS);
46
47 if (jerry_value_is_error(parsed_code)) {
48 LOG_PRINT_ALWAYS("jerry_parse failed [%s]\r\n", js_codes[src].name);
49 jerry_release_value(parsed_code);
50 jsmbed_js_exit();
51 return -1;
52 }
53
54 jerry_value_t returned_value = jerry_run(parsed_code);
55 jerry_release_value(parsed_code);
56
57 if (jerry_value_is_error(returned_value)) {
58 LOG_PRINT_ALWAYS("jerry_run failed [%s]\r\n", js_codes[src].name);
59 jerry_release_value(returned_value);
60 jsmbed_js_exit();
61 return -1;
62 }
63
64 jerry_release_value(returned_value);
65 }
66
67 return 0;
68 }
69
jsmbed_js_init()70 int jsmbed_js_init() {
71 union { double d; unsigned u; } now = { .d = jerry_port_get_current_time () };
72 srand (now.u);
73 jerry_init_flag_t flags = JERRY_INIT_EMPTY;
74 jerry_init(flags);
75
76 jsmbed_js_load_magic_strings();
77 mbed::js::LibraryRegistry::getInstance().register_all();
78
79 return 0;
80 }
81
jsmbed_js_exit()82 void jsmbed_js_exit() {
83 jerry_cleanup();
84 }
85
jsmbed_js_launch()86 void jsmbed_js_launch() {
87 jsmbed_js_init();
88
89 puts(" JerryScript in mbed\r\n");
90 puts(" build date: " __DATE__ " \r\n");
91
92 if (load_javascript() == 0) {
93 mbed::js::event_loop();
94 }
95 }
96