Something went wrong. Try again.
MIRROR: javascript for 🐜's, a tiny runtime with big ambitions ant.themackabu.dev
Something went wrong. Try again.
123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210211212213214215216217218219220221222223224225226227228229230231232233234235236237238239240241242243244245246247248249250251252253254255256257258259260261262263264265266267268269270271272273274275276277278279280281282283284285286287288289290291292293294295296297298299#include <compat.h> // IWYU pragma: keep
#include "ant.h"#include "bind.h"#include "internal.h"
#include <stdio.h>#include <stdlib.h>#include <string.h>
static bool inspector_source_end_position(const char *source, size_t len, int *line, int *column) { int cur_line = 0; int cur_column = 0; for (size_t i = 0; i < len; i++) { if (source[i] == '\n') { cur_line++; cur_column = 0; } else cur_column++; } if (line) *line = cur_line; if (column) *column = cur_column; return true;}
bool inspector_is_url_like(const char *path) { if (!path) return false; for (const char *p = path; *p; p++) { if (*p == ':') return p[1] == '/' && p[2] == '/'; if (*p == '/' || *p == '[') return false; } return false;}
char *inspector_make_script_url(const char *path) { if (!path || !*path) return strdup("ant://inspector/script"); if (strcmp(path, "[eval]") == 0) return strdup("ant://inspector/eval"); if (strcmp(path, "[stdin]") == 0) return strdup("ant://inspector/stdin"); if (strcmp(path, "[inspector]") == 0) return strdup("ant://inspector/console"); if (inspector_is_url_like(path)) return strdup(path);
sbuf_t b = {0}; if (path[0] == '/') { if (!sbuf_append(&b, "file://") || !sbuf_append(&b, path)) { free(b.data); return NULL; } return b.data; }
char *real = realpath(path, NULL); if (real) { bool ok = sbuf_append(&b, "file://") && sbuf_append(&b, real); free(real); if (!ok) { free(b.data); return NULL; } return b.data; }
if (!sbuf_append(&b, "file:///") || !sbuf_append(&b, path)) { free(b.data); return NULL; } return b.data;}
inspector_script_t *inspector_script_for_id(int id) { if (id <= 0) return NULL; for (inspector_script_t *script = g_inspector.scripts; script; script = script->next) { if (script->id == id) return script; } return NULL;}
inspector_script_t *inspector_script_for_url(const char *url) { if (!url) return NULL; for (inspector_script_t *script = g_inspector.scripts; script; script = script->next) { if (script->url && strcmp(script->url, url) == 0) return script; } return NULL;}
inspector_script_t *inspector_entry_script(void) { inspector_script_t *script = inspector_script_for_id(g_inspector.entry_script_id); if (script) return script; return g_inspector.scripts;}
static bool inspector_send_script_parsed(inspector_client_t *client, const inspector_script_t *script) { if (!client || !script) return false; int end_line = 0; int end_column = 0; inspector_source_end_position(script->source, script->source_len, &end_line, &end_column);
sbuf_t b = {0}; bool ok = sbuf_append(&b, "{\"method\":\"Debugger.scriptParsed\",\"params\":{\"scriptId\":\"") && sbuf_appendf(&b, "%d", script->id) && sbuf_append(&b, "\",\"url\":") && sbuf_json_string(&b, script->url ? script->url : "") && sbuf_append(&b, ",\"startLine\":0,\"startColumn\":0,\"endLine\":") && sbuf_appendf(&b, "%d", end_line) && sbuf_append(&b, ",\"endColumn\":") && sbuf_appendf(&b, "%d", end_column) && sbuf_append(&b, ",\"executionContextId\":1,\"hash\":\"\",\"isLiveEdit\":false,\"sourceMapURL\":\"\",\"hasSourceURL\":false,\"isModule\":") && sbuf_append(&b, script->is_module ? "true" : "false") && sbuf_append(&b, ",\"length\":") && sbuf_appendf(&b, "%zu", script->source_len) && sbuf_append(&b, "}}"); if (ok) inspector_send_ws(client, b.data); free(b.data); return ok;}
static void inspector_notify_script_parsed(const inspector_script_t *script) { for (inspector_client_t *client = g_inspector.clients; client; client = client->next) if (client->debugger_enabled) inspector_send_script_parsed(client, script);}
static inspector_script_t *inspector_register_script_source( const char *url, const char *source, size_t len, bool is_module, bool notify) { if (!url) return NULL;
char *source_copy = malloc(len + 1); if (!source_copy) return NULL; if (source && len > 0) memcpy(source_copy, source, len); source_copy[len] = '\0';
inspector_script_t *script = inspector_script_for_url(url); if (script) { free(script->source); script->source = source_copy; script->source_len = len; script->is_module = is_module; } else { script = calloc(1, sizeof(*script)); if (!script) { free(source_copy); return NULL; } script->url = strdup(url); if (!script->url) { free(source_copy); free(script); return NULL; } script->source = source_copy; script->source_len = len; script->is_module = is_module; script->id = ++g_inspector.next_script_id; if (script->id <= 0) script->id = ++g_inspector.next_script_id; if (g_inspector.entry_script_id == 0) g_inspector.entry_script_id = script->id; script->next = g_inspector.scripts; g_inspector.scripts = script; }
if (notify) inspector_notify_script_parsed(script); return script;}
void inspector_send_registered_scripts(inspector_client_t *client) { for (inspector_script_t *script = g_inspector.scripts; script; script = script->next) inspector_send_script_parsed(client, script);}
static void inspector_eval_source( inspector_client_t *client, int id, const char *source, size_t source_len, bool await_promise) { const char *prev_filename = client->js->filename; Ant_Exception_Clear(client->js); js_set_filename(client->js, "[inspector]"); js_eval_result_t evaluation = js_eval_bytecode_repl(client->js, source ? source : "", source_len); js_set_filename(client->js, prev_filename); inspector_send_eval_completion(client, id, evaluation.value, await_promise); coroutine_release(evaluation.async_coro);}
void inspector_compile_script(inspector_client_t *client, int id, yyjson_val *params) { yyjson_val *expr_val = params ? yyjson_obj_get(params, "expression") : NULL; if (!expr_val || !yyjson_is_str(expr_val)) { inspector_send_error(client, id, -32602, "Runtime.compileScript requires expression"); return; }
const char *expr = yyjson_get_str(expr_val); size_t expr_len = yyjson_get_len(expr_val); yyjson_val *source_url_val = params ? yyjson_obj_get(params, "sourceURL") : NULL; const char *source_url = source_url_val && yyjson_is_str(source_url_val) ? yyjson_get_str(source_url_val) : NULL;
char fallback_url[96]; snprintf(fallback_url, sizeof(fallback_url), "ant://inspector/compiled/%d", g_inspector.next_script_id + 1); inspector_script_t *script = inspector_register_script_source( source_url && *source_url ? source_url : fallback_url, expr, expr_len, false, true ); if (!script) { inspector_send_error(client, id, -32000, "Out of memory"); return; }
sbuf_t b = {0}; if (sbuf_appendf(&b, "{\"scriptId\":\"%d\"}", script->id)) inspector_send_response_obj(client, id, b.data); else inspector_send_error(client, id, -32000, "Out of memory"); free(b.data);}
void inspector_run_script(inspector_client_t *client, int id, yyjson_val *params) { yyjson_val *script_id_val = params ? yyjson_obj_get(params, "scriptId") : NULL; const char *script_id = script_id_val && yyjson_is_str(script_id_val) ? yyjson_get_str(script_id_val) : NULL; inspector_script_t *script = script_id ? inspector_script_for_id(atoi(script_id)) : NULL; if (!script) { inspector_send_error(client, id, -32000, "No such script"); return; } inspector_eval_source( client, id, script->source, script->source_len, inspector_param_bool(params, "awaitPromise") );}
void inspector_get_script_source(inspector_client_t *client, int id, yyjson_val *params) { yyjson_val *script_id_val = params ? yyjson_obj_get(params, "scriptId") : NULL; const char *script_id = script_id_val && yyjson_is_str(script_id_val) ? yyjson_get_str(script_id_val) : NULL; inspector_script_t *script = script_id ? inspector_script_for_id(atoi(script_id)) : NULL; if (!script) { inspector_send_error(client, id, -32000, "No such script"); return; }
sbuf_t b = {0}; if ( sbuf_append(&b, "{\"scriptSource\":") && sbuf_json_string_len(&b, script->source ? script->source : "", script->source ? script->source_len : 0) && sbuf_append(&b, "}") ) inspector_send_response_obj(client, id, b.data); else inspector_send_error(client, id, -32000, "Out of memory"); free(b.data);}void ant_inspector_register_script_source( const char *path, const char *source, size_t len, bool is_module) { if (!g_inspector.started) return; char *url = inspector_make_script_url(path); if (!url) return; inspector_register_script_source(url, source ? source : "", source ? len : 0, is_module, true); free(url);}
void ant_inspector_register_script_file(const char *path, bool is_module) { if (!g_inspector.started || !path || !*path) return;
FILE *fp = fopen(path, "rb"); if (!fp) return; if (fseek(fp, 0, SEEK_END) != 0) { fclose(fp); return; } long size = ftell(fp); if (size < 0) { fclose(fp); return; } if (fseek(fp, 0, SEEK_SET) != 0) { fclose(fp); return; }
char *source = malloc((size_t)size + 1); if (!source) { fclose(fp); return; } size_t len = fread(source, 1, (size_t)size, fp); fclose(fp); source[len] = '\0'; ant_inspector_register_script_source(path, source, len, is_module); free(source);}