int eval_print(js_State *J, const char *source) { if (js_ploadstring(J, "[string]", source)) { fprintf(stderr, "%s\n", js_tostring(J, -1)); js_pop(J, 1); return 1; } js_pushglobal(J); if (js_pcall(J, 0)) { fprintf(stderr, "%s\n", js_tostring(J, -1)); js_pop(J, 1); return 1; } if (js_isdefined(J, -1)) printf("%s\n", js_tostring(J, -1)); js_pop(J, 1); return 0; }
static int eval_print(js_State *J, const char *source) { if (js_ploadstring(J, "[stdin]", source)) { fprintf(stderr, "%s\n", js_trystring(J, -1, "Error")); js_pop(J, 1); return 1; } js_pushundefined(J); if (js_pcall(J, 0)) { fprintf(stderr, "%s\n", js_trystring(J, -1, "Error")); js_pop(J, 1); return 1; } if (js_isdefined(J, -1)) { printf("%s\n", js_tryrepr(J, -1, "can't convert to string")); } js_pop(J, 1); return 0; }