Fix infinite loop in the qjs repl
This commit is contained in:
pancake
pancake
parent
3493fadc5c
commit
7caa95151a
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@ -1,13 +1,7 @@
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/* radare - LGPL - Copyright 2020-2022 pancake */
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#include <stdio.h>
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#include <string.h>
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#include <stdlib.h>
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#include <time.h>
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#include <r_lib.h>
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#include <r_core.h>
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#include <r_config.h>
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#include <r_lang.h>
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#define countof(x) (sizeof (x) / sizeof ((x)[0]))
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@ -119,7 +113,9 @@ static JSValue js_write(JSContext *ctx, JSValueConst this_val, int argc, JSValue
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if (!str) {
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return JS_EXCEPTION;
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}
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fwrite (str, 1, len, stdout);
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if (len > 0) {
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fwrite (str, 1, len, stdout);
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}
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JS_FreeCString (ctx, str);
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}
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return JS_UNDEFINED;
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@ -23,300 +23,300 @@ const char *const js_repl_qjs = "" \
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"0,eval_time=0,mexpr=\"\",level=0,cmd=\"\",cursor_pos=0,last_cmd=\""\
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"\",last_cursor_pos=0,history_index,this_fun,last_fun,quote_fla"\
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"g=!1,utf8_state=0,utf8_val=0,term_fd,term_read_buf,term_width"\
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",term_cursor_x=0;function termInit(){for(term_fd=0,term_width"\
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"=+r2cmd(\"?vi:$c\"),term_read_buf=new Uint8Array(64),cmd_start("\
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"),running=!0;running;)try{term_read_handler(),flush()}catch(e"\
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"){console.error(e)}}function term_read_handler(){var e=os.rea"\
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"d(term_fd,term_read_buf.buffer,0,term_read_buf.length);for(le"\
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"t r=0;r<e;r++)handle_byte(term_read_buf[r])}function handle_b"\
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"yte(e){utf8?0!==utf8_state&&128<=e&&e<192?(utf8_val=utf8_val<"\
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"<6|63&e,0==--utf8_state&&handle_char(utf8_val)):192<=e&&e<248"\
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"?(utf8_state=1+(224<=e)+(240<=e),utf8_val=e&(1<<6-utf8_state)"\
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"-1):(utf8_state=0,handle_char(e)):handle_char(e)}function is_"\
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"alpha(e){return\"string\"==typeof e&&(\"A\"<=e&&e<=\"Z\"||\"a\"<=e&&e"\
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"<=\"z\")}function is_digit(e){return\"string\"==typeof e&&\"0\"<=e&"\
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"&e<=\"9\"}function is_word(e){return\"string\"==typeof e&&(is_alp"\
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"ha(e)||is_digit(e)||\"_\"===e||\"$\"===e)}function ucs_length(e){"\
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"let r,t,n;var o=e.length;for(r=0,n=0;n<o;n++)((t=e.charCodeAt"\
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"(n))<56320||57344<=t)&&r++;return r}function is_trailing_surr"\
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"ogate(e){if(\"string\"==typeof e)return 56320<=(e=e.codePointAt"\
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"(0))&&e<57344}function is_balanced(e,r){switch(e+r){case\"()\":"\
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"case\"[]\":case\"{}\":return 1}}function print_color_text(e,r,t){"\
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"let n,o;for(o=r;o<e.length;){const r=t[n=o];for(;++o<e.length"\
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"&&t[o]===r;);write(colors[styles[r]||\"default\"]),write(e.subs"\
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"tring(n,o)),write(colors.none)}}function print_csi(e,r){write"\
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"(\"""\x1b""[\"+(1!==e?e:\"\")+r)}function move_cursor(e){let r;if(0<e"\
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")for(;0!==e;)term_cursor_x===term_width-1?(write(\"\\n\"),term_c"\
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"ursor_x=0,e--):(print_csi(r=Math.min(term_width-1-term_cursor"\
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"_x,e),\"C\"),e-=r,term_cursor_x+=r);else for(e=-e;0!==e;)0===te"\
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"rm_cursor_x?(print_csi(1,\"A\"),print_csi(term_width-1,\"C\"),e--"\
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",term_cursor_x=term_width-1):(print_csi(r=Math.min(e,term_cur"\
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"sor_x),\"D\"),e-=r,term_cursor_x-=r)}function update(){var e;cm"\
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"d!==last_cmd&&(show_colors||last_cmd.substring(0,last_cursor_"\
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"pos)!==cmd.substring(0,last_cursor_pos)?(move_cursor(-ucs_len"\
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"gth(last_cmd.substring(0,last_cursor_pos))),show_colors?print"\
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"_color_text(e=mexpr?mexpr+\"\\n\"+cmd:cmd,e.length-cmd.length,co"\
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"lorize_js(e)[2]):write(cmd)):write(cmd.substring(last_cursor_"\
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"pos)),0==(term_cursor_x=(term_cursor_x+ucs_length(cmd))%term_"\
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"width)&&write(\" \\b\"),write(\"""\x1b""[J\"),last_cmd=cmd,last_cursor"\
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"_pos=cmd.length),cursor_pos>last_cursor_pos?move_cursor(ucs_l"\
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"ength(cmd.substring(last_cursor_pos,cursor_pos))):cursor_pos<"\
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"last_cursor_pos&&move_cursor(-ucs_length(cmd.substring(cursor"\
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"_pos,last_cursor_pos))),last_cursor_pos=cursor_pos,flush()}fu"\
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"nction insert(e){e&&(cmd=cmd.substring(0,cursor_pos)+e+cmd.su"\
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"bstring(cursor_pos),cursor_pos+=e.length)}function quoted_ins"\
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"ert(){quote_flag=!0}function abort(){return cmd=\"\",cursor_pos"\
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"=0,-2}function alert(){}function beginning_of_line(){cursor_p"\
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"os=0}function end_of_line(){cursor_pos=cmd.length}function fo"\
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"rward_char(){if(cursor_pos<cmd.length)for(cursor_pos++;is_tra"\
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"iling_surrogate(cmd.charAt(cursor_pos));)cursor_pos++}functio"\
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"n backward_char(){if(0<cursor_pos)for(cursor_pos--;is_trailin"\
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"g_surrogate(cmd.charAt(cursor_pos));)cursor_pos--}function sk"\
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"ip_word_forward(e){for(;e<cmd.length&&!is_word(cmd.charAt(e))"\
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";)e++;for(;e<cmd.length&&is_word(cmd.charAt(e));)e++;return e"\
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"}function skip_word_backward(e){for(;0<e&&!is_word(cmd.charAt"\
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"(e-1));)e--;for(;0<e&&is_word(cmd.charAt(e-1));)e--;return e}"\
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"function forward_word(){cursor_pos=skip_word_forward(cursor_p"\
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"os)}function backward_word(){cursor_pos=skip_word_backward(cu"\
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"rsor_pos)}function accept_line(){return write(\"\\n\"),history_a"\
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"dd(cmd),-1}function history_add(e){e&&history.push(e),history"\
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"_index=history.length}function previous_history(){0<history_i"\
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"ndex&&(history_index===history.length&&history.push(cmd),hist"\
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"ory_index--,cmd=history[history_index],cursor_pos=cmd.length)"\
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"}function next_history(){history_index<history.length-1&&(his"\
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"tory_index++,cmd=history[history_index],cursor_pos=cmd.length"\
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")}function history_search(e){var r=cursor_pos;for(let n=1;n<="\
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"history.length;n++){var t=(history.length+n*e+history_index)%"\
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"history.length;if(history[t].substring(0,r)===cmd.substring(0"\
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",r))return history_index=t,void(cmd=history[t])}}function his"\
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"tory_search_backward(){return history_search(-1)}function his"\
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"tory_search_forward(){return history_search(1)}function delet"\
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"e_char_dir(e){let r,t;if(r=cursor_pos,e<0)for(r--;is_trailing"\
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"_surrogate(cmd.charAt(r));)r--;for(t=r+1;is_trailing_surrogat"\
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"e(cmd.charAt(t));)t++;0<=r&&r<cmd.length&&(last_fun===kill_re"\
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"gion?kill_region(r,t,e):(cmd=cmd.substring(0,r)+cmd.substring"\
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"(t),cursor_pos=r))}function delete_char(){delete_char_dir(1)}"\
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"function control_d(){if(0===cmd.length)return write(\"\\n\"),run"\
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"ning=!1,-3;delete_char_dir(1)}function backward_delete_char()"\
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"{delete_char_dir(-1)}function transpose_chars(){let e=cursor_"\
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"pos;1<cmd.length&&0<e&&(e===cmd.length&&e--,cmd=cmd.substring"\
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"(0,e-1)+cmd.substring(e,e+1)+cmd.substring(e-1,e)+cmd.substri"\
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"ng(e+1),cursor_pos=e+1)}function transpose_words(){var e=skip"\
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"_word_backward(cursor_pos),r=skip_word_forward(e),t=skip_word"\
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"_forward(cursor_pos),n=skip_word_backward(t);e<r&&r<=cursor_p"\
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"os&&cursor_pos<=n&&n<t&&(cmd=cmd.substring(0,e)+cmd.substring"\
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"(n,t)+cmd.substring(r,n)+cmd.substring(e,r),cursor_pos=t)}fun"\
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"ction upcase_word(){var e=skip_word_forward(cursor_pos);cmd=c"\
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"md.substring(0,cursor_pos)+cmd.substring(cursor_pos,e).toUppe"\
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"rCase()+cmd.substring(e)}function downcase_word(){var e=skip_"\
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"word_forward(cursor_pos);cmd=cmd.substring(0,cursor_pos)+cmd."\
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"substring(cursor_pos,e).toLowerCase()+cmd.substring(e)}functi"\
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"on kill_region(e,r,t){var n=cmd.substring(e,r);last_fun!==kil"\
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"l_region?clip_board=n:t<0?clip_board=n+clip_board:clip_board+"\
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"=n,cmd=cmd.substring(0,e)+cmd.substring(r),cursor_pos>r?curso"\
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"r_pos-=r-e:cursor_pos>e&&(cursor_pos=e),this_fun=kill_region}"\
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"function kill_line(){kill_region(cursor_pos,cmd.length,1)}fun"\
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"ction backward_kill_line(){kill_region(0,cursor_pos,-1)}funct"\
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"ion kill_word(){kill_region(cursor_pos,skip_word_forward(curs"\
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"or_pos),1)}function backward_kill_word(){kill_region(skip_wor"\
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"d_backward(cursor_pos),cursor_pos,-1)}function yank(){insert("\
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"clip_board)}function control_c(){console.log(\"^C\"),reset(),re"\
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"adline_print_prompt()}function reset(){cmd=\"\",cursor_pos=0}fu"\
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"nction get_context_word(e,r){let t=\"\";for(;0<r&&is_word(e[r-1"\
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"]);)t=e[--r]+t;return t}function get_context_object(line,pos)"\
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"{let obj,base,c;if(pos<=0||0<=\" ~!%^&*(-+={[|:;,<>?/\".indexOf"\
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"(line[pos-1]))return g;if(2<=pos&&\".\"===line[pos-1])switch(po"\
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"s--,obj={},c=line[pos-1]){case\"'\":case'\"':return\"a\";case\"]\":r"\
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"eturn[];case\"}\":return{};case\"/\":return/ /;default:return is_"\
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"word(c)?(base=get_context_word(line,pos),[\"true\",\"false\",\"nul"\
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"l\",\"this\"].includes(base)||!isNaN(+base)?eval(base):(obj=get_"\
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"context_object(line,pos-base.length),null==obj?obj:obj===g&&v"\
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"oid 0===obj[base]?eval(base):obj[base])):{}}}function get_com"\
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"pletions(e,r){let t,n,o;var i=get_context_word(e,r),s=[];for("\
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"n=0,t=e=get_context_object(e,r-i.length);n<10&&null!=t;n++){c"\
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"onst e=Object.getOwnPropertyNames(t);for(o=0;o<e.length;o++){"\
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"const r=e[o];\"string\"==typeof r&&\"\"+ +r!==r&&r.startsWith(i)&"\
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"&s.push(r)}t=Object.getPrototypeOf(t)}if(1<s.length){for(s.so"\
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"rt((function(e,r){if(e[0]!==r[0]){if(\"_\"===e[0])return 1;if(\""\
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"_\"===r[0])return-1}return e<r?-1:r<e?1:0})),n=o=1;n<s.length;"\
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"n++)s[n]!==s[n-1]&&(s[o++]=s[n]);s.length=o}return{tab:s,pos:"\
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"i.length,ctx:e}}function completion(){let e,r,t,n,o,i,s,c,a,l"\
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";var _=get_completions(cmd,cursor_pos),u=_.tab;if(0!==u.lengt"\
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"h){for(e=u[0],n=e.length,r=1;r<u.length;r++)for(o=u[r],t=0;t<"\
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"n;t++)if(o[t]!==e[t]){n=t;break}for(r=_.pos;r<n;r++)insert(e["\
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"r]);if(last_fun===completion&&1===u.length){const e=_.ctx[u[0"\
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"]];\"function\"==typeof e?(insert(\"(\"),0===e.length&&insert(\")\""\
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")):\"object\"==typeof e&&insert(\".\")}if(last_fun===completion&&"\
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"2<=u.length){for(i=0,r=0;r<u.length;r++)i=Math.max(i,u[r].len"\
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"gth);for(i+=2,c=Math.max(1,Math.floor((term_width+1)/i)),l=Ma"\
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"th.ceil(u.length/c),write(\"\\n\"),a=0;a<l;a++){for(s=0;s<c&&!(("\
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"r=s*l+a)>=u.length);s++)e=u[r],s!==c-1&&(e=e.padEnd(i)),write"\
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"(e);write(\"\\n\")}readline_print_prompt()}}}const commands={\"""\x01"""\
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"\":beginning_of_line,\"""\x02""\":backward_char,\"""\x03""\":control_c,\"""\x04"""\
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"\":control_d,\"""\x05""\":end_of_line,\"""\x06""\":forward_char,\"""\x07""\":abo"\
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"rt,\"\\b\":backward_delete_char,\"\\t\":completion,\"\\n\":accept_line"\
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",\"\\v\":kill_line,\"\\r\":accept_line,\"""\x0e""\":next_history,\"""\x10""\":p"\
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"revious_history,\"""\x11""\":quoted_insert,\"""\x12""\":alert,\"""\x13""\":aler"\
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"t,\"""\x14""\":transpose_chars,\"""\x17""\":backward_kill_word,\"""\x18""\":res"\
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"et,\"""\x19""\":yank,\"""\x1b""OA\":previous_history,\"""\x1b""OB\":next_histor"\
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"y,\"""\x1b""OC\":forward_char,\"""\x1b""OD\":backward_char,\"""\x1b""OF\":forwa"\
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"rd_word,\"""\x1b""OH\":backward_word,\"""\x1b""[1;5C\":forward_word,\"""\x1b"""\
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"[1;5D\":backward_word,\"""\x1b""[1~\":beginning_of_line,\"""\x1b""[3~\":de"\
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"lete_char,\"""\x1b""[4~\":end_of_line,\"""\x1b""[5~\":history_search_back"\
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"ward,\"""\x1b""[6~\":history_search_forward,\"""\x1b""[A\":previous_histo"\
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"ry,\"""\x1b""[B\":next_history,\"""\x1b""[C\":forward_char,\"""\x1b""[D\":backw"\
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"ard_char,\"""\x1b""[F\":end_of_line,\"""\x1b""[H\":beginning_of_line,\"""\x1b"""\
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"""\x7f""\":backward_kill_word,\"""\x1b""b\":backward_word,\"""\x1b""d\":kill_w"\
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"ord,\"""\x1b""f\":forward_word,\"""\x1b""k\":backward_kill_line,\"""\x1b""l\":d"\
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"owncase_word,\"""\x1b""t\":transpose_words,\"""\x1b""u\":upcase_word,\"""\x7f"""\
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"\":backward_delete_char};function dupstr(e,r){let t=\"\";for(;0<"\
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"r--;)t+=e;return t}let readline_keys,readline_state,readline_"\
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"cb;function readline_print_prompt(){write(prompt),term_cursor"\
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"_x=ucs_length(prompt)%term_width,last_cmd=\"\",last_cursor_pos="\
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"0}function readline_start(e,r){if(cmd=e||\"\",cursor_pos=cmd.le"\
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"ngth,history_index=history.length,readline_cb=r,prompt=pstate"\
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",mexpr)prompt=(prompt+=dupstr(\" \",plen-prompt.length))+ps2;el"\
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"se{if(show_time){let e=Math.round(eval_time)+\" \";eval_time=0,"\
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"e=dupstr(\"0\",5-e.length)+e,prompt+=e.substring(0,e.length-4)+"\
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"\".\"+e.substring(e.length-4)}plen=prompt.length,show_colors&&("\
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"prompt+=colors.yellow),prompt+=ps1,show_colors&&(prompt+=colo"\
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"rs.none)}readline_print_prompt(),update(),readline_state=0}fu"\
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"nction handle_char(e){var r=String.fromCodePoint(e);switch(re"\
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"adline_state){case 0:\"""\x1b""\"===r?(readline_keys=r,readline_sta"\
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"te=1):handle_key(r);break;case 1:readline_keys+=r,readline_st"\
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"ate=\"[\"===r?2:\"O\"===r?3:(handle_key(readline_keys),0);break;c"\
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"ase 2:readline_keys+=r,\";\"===r||\"0\"<=r&&r<=\"9\"||(handle_key(r"\
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"eadline_keys),readline_state=0);break;case 3:handle_key(readl"\
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"ine_keys+=r),readline_state=0}}function handle_key(e){var r;i"\
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"f(quote_flag)1===ucs_length(e)&&insert(e),quote_flag=!1;else "\
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"if(r=commands[e]){switch((this_fun=r)(e)){case-1:return readl"\
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"ine_cb(cmd);case-2:return readline_cb(null);case-3:return}las"\
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"t_fun=this_fun}else 1===ucs_length(e)&&\" \"<=e?(insert(e),last"\
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"_fun=insert):alert();cursor_pos=cursor_pos<0?0:cursor_pos>cmd"\
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".length?cmd.length:cursor_pos,update()}let hex_mode=!1,eval_m"\
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"ode=\"std\";function number_to_string(e,r){if(isFinite(e)){let "\
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"t;return 0===e?t=1/e<0?\"-0\":\"0\":16===r&&e===Math.floor(e)?(t="\
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"e<0?(e=-e,\"-\"):\"\",t+=\"0x\"+e.toString(16)):t=e.toString(),t}re"\
|
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"turn e.toString()}function bigfloat_to_string(e,r){let t;retu"\
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"rn BigFloat.isFinite(e)?(0===e?t=1/e<0?\"-0\":\"0\":16===r?(t=e<0"\
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"?(e=-e,\"-\"):\"\",t+=\"0x\"+e.toString(16)):t=e.toString(),\"bigflo"\
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"at\"==typeof e&&\"math\"!==eval_mode?t+=\"l\":\"std\"!==eval_mode&&t"\
|
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".indexOf(\".\")<0&&(16===r&&t.indexOf(\"p\")<0||10===r&&t.indexOf"\
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"(\"e\")<0)&&(t+=\".0\"),t):\"math\"!==eval_mode?\"BigFloat(\"+e.toStr"\
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"ing()+\")\":e.toString()}function bigint_to_string(e,r){let t;r"\
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"eturn 16===r?(t=e<0?(e=-e,\"-\"):\"\",t+=\"0x\"+e.toString(16)):t=e"\
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".toString(),\"std\"===eval_mode&&(t+=\"n\"),t}function print(e){c"\
|
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"onst r=[];!function e(t){let n,o,i,s,c;var a=typeof t;if(\"obj"\
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"ect\"==a)if(null===t)write(t);else if(0<=r.indexOf(t))write(\"["\
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"circular]\");else if(has_jscalc&&(t instanceof Fraction||t ins"\
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"tanceof Complex||t instanceof Mod||t instanceof Polynomial||t"\
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" instanceof PolyMod||t instanceof RationalFunction||t instanc"\
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"eof Series))write(t.toString());else{if(r.push(t),Array.isArr"\
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"ay(t)){for(n=t.length,write(\"[ \"),o=0;o<n;o++)if(0!==o&&write"\
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"(\", \"),o in t?e(t[o]):write(\"<empty>\"),20<o){write(\"...\");bre"\
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"ak}write(\" ]\")}else if(\"RegExp\"===Object.__getClass(t))write("\
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"t.toString());else{for(i=Object.keys(t),n=i.length,write(\"{ \""\
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"),o=0;o<n;o++)0!==o&&write(\", \"),s=i[o],write(s,\": \"),e(t[s])"\
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";write(\" }\")}r.pop(t)}else\"string\"==a?(79<(c=t.__quote()).len"\
|
||||
"gth&&(c=c.substring(0,75)+'...\"'),write(c)):\"number\"==a?write"\
|
||||
"(number_to_string(t,hex_mode?16:10)):\"bigint\"==a?write(bigint"\
|
||||
"_to_string(t,hex_mode?16:10)):\"bigfloat\"==a?write(bigfloat_to"\
|
||||
"_string(t,hex_mode?16:10)):\"bigdecimal\"==a?write(t.toString()"\
|
||||
"+\"m\"):\"symbol\"==a?write(String(t)):\"function\"==a?write(\"funct"\
|
||||
"ion \"+t.name+\"()\"):write(t)}(e)}function extract_directive(e)"\
|
||||
"{let r;if(\"\\\\\"!==e[0])return\"\";for(r=1;r<e.length&&is_alpha(e"\
|
||||
"[r]);r++);return e.substring(1,r)}function handle_directive(e"\
|
||||
",r){let t,n,o;if(\"h\"===e||\"?\"===e||\"help\"===e)help();else{if("\
|
||||
"\"load\"===e){let t=r.substring(e.length+1).trim();return t.las"\
|
||||
"tIndexOf(\".\")<=t.lastIndexOf(\"/\")&&(t+=\".js\"),0}if(\"x\"===e)he"\
|
||||
"x_mode=!0;else if(\"d\"===e)hex_mode=!1;else if(\"t\"===e)show_ti"\
|
||||
"me=!show_time;else{if(has_bignum&&\"p\"===e){if(1===(t=r.substr"\
|
||||
"ing(e.length+1).trim().split(\" \")).length&&\"\"===t[0])write(\"B"\
|
||||
"igFloat precision=\"+prec+\" bits (~\"+Math.floor(prec/log2_10)+"\
|
||||
"\" digits), exponent size=\"+expBits+\" bits\\n\");else if(\"f16\"=="\
|
||||
"=t[0])prec=11,expBits=5;else if(\"f32\"===t[0])prec=24,expBits="\
|
||||
"8;else if(\"f64\"===t[0])prec=53,expBits=11;else if(\"f128\"===t["\
|
||||
"0])prec=113,expBits=15;else{if(n=parseInt(t[0]),o=2<=t.length"\
|
||||
"?parseInt(t[1]):BigFloatEnv.expBitsMax,Number.isNaN(n)||n<Big"\
|
||||
"FloatEnv.precMin||n>BigFloatEnv.precMax)return write(\"Invalid"\
|
||||
" precision\\n\"),0;if(Number.isNaN(o)||o<BigFloatEnv.expBitsMin"\
|
||||
"||o>BigFloatEnv.expBitsMax)return write(\"Invalid exponent bit"\
|
||||
"s\\n\"),0;prec=n,expBits=o}return}if(has_bignum&&\"digits\"===e)r"\
|
||||
"eturn t=r.substring(e.length+1).trim(),(n=Math.ceil(parseFloa"\
|
||||
"t(t)*log2_10))<BigFloatEnv.precMin||n>BigFloatEnv.precMax?wri"\
|
||||
"te(\"Invalid precision\\n\"):(prec=n,expBits=BigFloatEnv.expBits"\
|
||||
"Max),0;if(has_bignum&&\"mode\"===e)return\"\"===(t=r.substring(e."\
|
||||
"length+1).trim())?write(\"Running mode=\"+eval_mode+\"\\n\"):\"std\""\
|
||||
"===t||\"math\"===t?eval_mode=t:write(\"Invalid mode\\n\"),0;if(\"cl"\
|
||||
"ear\"===e)write(\"""\x1b""[H""\x1b""[J\");else if(\"c\"===e)show_colors=!s"\
|
||||
"how_colors;else{if(\"q\"===e)return running=!1,1;if(has_jscalc&"\
|
||||
"&\"a\"===e)algebraicMode=!0;else{if(!has_jscalc||\"n\"!==e)return"\
|
||||
" write(\"Unknown directive: \"+e+\"\\n\"),0;algebraicMode=!1}}}}re"\
|
||||
"turn 1}function help(){function e(e){return e?\"*\":\" \"}write(\""\
|
||||
"\\\\h this help\\n\\\\x \"+e(hex_mode)+\"hexadecima"\
|
||||
"l number display\\n\\\\c toggle colors\\n\\\\d \"+e"\
|
||||
"(!hex_mode)+\"decimal number display\\n\\\\clear clear the t"\
|
||||
"erminal\\n\"),has_jscalc&&write(\"\\\\a \"+e(algebraicMode)"\
|
||||
"+\"algebraic mode\\n\\\\n \"+e(!algebraicMode)+\"numeric mo"\
|
||||
"de\\n\"),has_bignum&&(write(\"\\\\p [m [e]] set the BigFloat prec"\
|
||||
"ision to 'm' bits\\n\\\\digits n set the BigFloat precision to"\
|
||||
" 'ceil(n*log2(10))' bits\\n\"),has_jscalc||write(\"\\\\mode [std|m"\
|
||||
"ath] change the running mode (current = \"+eval_mode+\")\\n\")),c"\
|
||||
"onfig_numcalc||write(\"\\\\q exit\\n\")}function eval_and"\
|
||||
"_print(expr){let result;try{\"math\"===eval_mode&&(expr='\"use m"\
|
||||
"ath\"; void 0;'+expr);const now=(new Date).getTime();result=ev"\
|
||||
"al(expr),eval_time=(new Date).getTime()-now,write(colors[styl"\
|
||||
"es.result]),print(result),write(\"\\n\"),write(colors.none),g._="\
|
||||
"result}catch(e){show_colors&&write(colors[styles.error_msg]),"\
|
||||
"e instanceof Error?e.stack&&write(e.stack):write(\"Throw: \"),s"\
|
||||
"how_colors&&write(colors.none)}}function cmd_start(){config_n"\
|
||||
"umcalc||(has_jscalc?console.log('QJSCalc - Type \"\\\\h\" for hel"\
|
||||
"p'):console.log('QuickJS - Type \"\\\\h\" for help')),has_bignum&"\
|
||||
"&(log2_10=Math.log(10)/Math.log(2),prec=113,expBits=15,has_js"\
|
||||
"calc)&&(eval_mode=\"math\",g.algebraicMode=config_numcalc),cmd_"\
|
||||
"readline_start()}function cmd_readline_start(){try{readline_s"\
|
||||
"tart(dupstr(\" \",level),readline_handle_cmd)}catch(e){conso"\
|
||||
"le.error(\"ERROR\",e)}}function readline_handle_cmd(e){handle_c"\
|
||||
"md(e),cmd_readline_start()}function handle_cmd(e){if(null===e"\
|
||||
")return\"\";if(\"?\"===e)return help();var r=extract_directive(e)"\
|
||||
";if(0<r.length){if(!handle_directive(r,e))return;e=e.substrin"\
|
||||
"g(r.length+1)}\"\"!==e&&(r=colorize_js(e=mexpr?mexpr+\"\\n\"+e:e),"\
|
||||
"pstate=r[0],level=r[1],pstate?mexpr=e:(mexpr=\"\",has_bignum?Bi"\
|
||||
"gFloatEnv.setPrec(eval_and_print.bind(null,e),prec,expBits):e"\
|
||||
"val_and_print(e),level=0))}function colorize_js(e){let r,t,n;"\
|
||||
"const o=e.length;let i,s=\"\",c=0,a=1;const l=[];function _(e){"\
|
||||
"s+=e}function u(){return s.substring(s.length-1)}function d()"\
|
||||
"{var e=u();return s=s.substring(0,s.length-1),e}function f(e,"\
|
||||
"r){for(;l.length<e;)l.push(\"default\");for(;l.length<r;)l.push"\
|
||||
"(i)}for(r=0;r<o;){switch(i=null,n=r,t=e[r++]){case\" \":case\"\\t"\
|
||||
"\":case\"\\r\":case\"\\n\":continue;case\"+\":case\"-\":if(r<o&&e[r]===t"\
|
||||
"){r++;continue}a=1;continue;case\"/\":if(r<o&&\"*\"===e[r]){for(i"\
|
||||
"=\"comment\",_(\"/\"),r++;r<o-1;r++)if(\"*\"===e[r]&&\"/\"===e[r+1]){"\
|
||||
"r+=2,d();break}break}if(r<o&&\"/\"===e[r]){for(i=\"comment\",r++;"\
|
||||
"r<o&&\"\\n\"!==e[r];r++);break}if(a){for(i=\"regex\",_(\"/\");r<o;)i"\
|
||||
"f(\"\\n\"!==(t=e[r++]))if(\"\\\\\"!==t)if(\"[\"!==u())if(\"[\"!==t){if(\""\
|
||||
"/\"===t){for(d();r<o&&is_word(e[r]);)r++;break}}else _(\"[\"),\"["\
|
||||
"\"!==e[r]&&\"]\"!==e[r]||r++;else\"]\"===t&&d();else r<o&&r++;else"\
|
||||
" i=\"error\";a=0;break}a=1;continue;case\"'\":case'\"':case\"`\":(fu"\
|
||||
"nction(n){for(i=\"string\",_(n);r<o;)if(\"\\n\"!==(t=e[r++])){if(\""\
|
||||
"\\\\\"===t){if(r>=o)break;r++}else if(t===n){d();break}}else i=\""\
|
||||
"error\"})(t),a=0;break;case\"(\":case\"[\":case\"{\":a=1,c++,_(t);co"\
|
||||
"ntinue;case\")\":case\"]\":case\"}\":if((a=0)<c&&is_balanced(u(),t)"\
|
||||
"){c--,d();continue}i=\"error\";break;default:if(is_digit(t)){fo"\
|
||||
"r(i=\"number\";r<o&&(is_word(e[r])||\".\"===e[r]&&(r===o-1||\".\"!="\
|
||||
"=e[r+1]));)r++;a=0}else{if(!is_word(t)&&\"$\"!==t){a=1;continue"\
|
||||
"}!function(){for(a=1;r<o&&is_word(e[r]);)r++;var t=\"|\"+e.subs"\
|
||||
"tring(n,r)+\"|\";if(0<=\"|break|case|catch|continue|debugger|def"\
|
||||
"ault|delete|do|else|finally|for|function|if|in|instanceof|new"\
|
||||
"|return|switch|this|throw|try|typeof|while|with|class|const|e"\
|
||||
"num|import|export|extends|super|implements|interface|let|pack"\
|
||||
"age|private|protected|public|static|yield|undefined|null|true"\
|
||||
"|false|Infinity|NaN|eval|arguments|await|\".indexOf(t))return "\
|
||||
"i=\"keyword\",0<=\"|this|super|undefined|null|true|false|Infinit"\
|
||||
"y|NaN|arguments|\".indexOf(t)&&(a=0);let s=r;for(;s<o&&\" \"===e"\
|
||||
"[s];)s++;s<o&&\"(\"===e[s]?i=\"function\":0<=\"|void|var|\".indexOf"\
|
||||
"(t)?i=\"type\":(i=\"identifier\",a=0)}()}}i&&f(n,r)}return f(o,o)"\
|
||||
",[s,c,l]}config_numcalc&&(g.execCmd=function(e){switch(e){cas"\
|
||||
"e\"dec\":hex_mode=!1;break;case\"hex\":hex_mode=!0;break;case\"num"\
|
||||
"\":algebraicMode=!1;break;case\"alg\":algebraicMode=!0}});try{te"\
|
||||
"rmInit()}catch(e){console.error(e)}}(globalThis)}));\n";
|
||||
",term_cursor_x=0;function termInit(){for(term_fd=0,(term_widt"\
|
||||
"h=+r2cmd(\"?vi $c\"))<1&&(term_width=80),term_read_buf=new Uint"\
|
||||
"8Array(64),cmd_start(),running=!0;running;)try{term_read_hand"\
|
||||
"ler(),flush()}catch(r){console.error(r)}}function term_read_h"\
|
||||
"andler(){var r=os.read(term_fd,term_read_buf.buffer,0,term_re"\
|
||||
"ad_buf.length);for(let e=0;e<r;e++)handle_byte(term_read_buf["\
|
||||
"e])}function handle_byte(r){utf8?0!==utf8_state&&128<=r&&r<19"\
|
||||
"2?(utf8_val=utf8_val<<6|63&r,0==--utf8_state&&handle_char(utf"\
|
||||
"8_val)):192<=r&&r<248?(utf8_state=1+(224<=r)+(240<=r),utf8_va"\
|
||||
"l=r&(1<<6-utf8_state)-1):(utf8_state=0,handle_char(r)):handle"\
|
||||
"_char(r)}function is_alpha(r){return\"string\"==typeof r&&(\"A\"<"\
|
||||
"=r&&r<=\"Z\"||\"a\"<=r&&r<=\"z\")}function is_digit(r){return\"strin"\
|
||||
"g\"==typeof r&&\"0\"<=r&&r<=\"9\"}function is_word(r){return\"strin"\
|
||||
"g\"==typeof r&&(is_alpha(r)||is_digit(r)||\"_\"===r||\"$\"===r)}fu"\
|
||||
"nction ucs_length(r){let e,t,n;var o=r.length;for(e=0,n=0;n<o"\
|
||||
";n++)((t=r.charCodeAt(n))<56320||57344<=t)&&e++;return e}func"\
|
||||
"tion is_trailing_surrogate(r){if(\"string\"==typeof r)return 56"\
|
||||
"320<=(r=r.codePointAt(0))&&r<57344}function is_balanced(r,e){"\
|
||||
"switch(r+e){case\"()\":case\"[]\":case\"{}\":return 1}}function pri"\
|
||||
"nt_color_text(r,e,t){let n,o;for(o=e;o<r.length;){const e=t[n"\
|
||||
"=o];for(;++o<r.length&&t[o]===e;);write(colors[styles[e]||\"de"\
|
||||
"fault\"]),write(r.substring(n,o)),write(colors.none)}}function"\
|
||||
" print_csi(r,e){write(\"""\x1b""[\"+(1!==r?r:\"\")+e)}function move_c"\
|
||||
"ursor(r){let e;if(0<r)for(;0<r;)term_cursor_x===term_width-1?"\
|
||||
"(write(\"\\n\"),term_cursor_x=0,r--):(print_csi(e=Math.min(term_"\
|
||||
"width-1-term_cursor_x,r),\"C\"),r-=e,term_cursor_x+=e);else for"\
|
||||
"(r=-r;0<r;)0===term_cursor_x?(print_csi(1,\"A\"),print_csi(term"\
|
||||
"_width-1,\"C\"),r--,term_cursor_x=term_width-1):(print_csi(e=Ma"\
|
||||
"th.min(r,term_cursor_x),\"D\"),r-=e,term_cursor_x-=e)}function "\
|
||||
"update(){var r;cmd!==last_cmd&&(show_colors||last_cmd.substri"\
|
||||
"ng(0,last_cursor_pos)!==cmd.substring(0,last_cursor_pos)?(mov"\
|
||||
"e_cursor(-ucs_length(last_cmd.substring(0,last_cursor_pos))),"\
|
||||
"show_colors?print_color_text(r=mexpr?mexpr+\"\\n\"+cmd:cmd,r.len"\
|
||||
"gth-cmd.length,colorize_js(r)[2]):write(cmd)):write(cmd.subst"\
|
||||
"ring(last_cursor_pos)),0==(term_cursor_x=(term_cursor_x+ucs_l"\
|
||||
"ength(cmd))%term_width)&&write(\" \\b\"),write(\"""\x1b""[J\"),last_cm"\
|
||||
"d=cmd,last_cursor_pos=cmd.length),cursor_pos>last_cursor_pos?"\
|
||||
"move_cursor(ucs_length(cmd.substring(last_cursor_pos,cursor_p"\
|
||||
"os))):cursor_pos<last_cursor_pos&&move_cursor(-ucs_length(cmd"\
|
||||
".substring(cursor_pos,last_cursor_pos))),last_cursor_pos=curs"\
|
||||
"or_pos,flush()}function insert(r){r&&(cmd=cmd.substring(0,cur"\
|
||||
"sor_pos)+r+cmd.substring(cursor_pos),cursor_pos+=r.length)}fu"\
|
||||
"nction quoted_insert(){quote_flag=!0}function abort(){return "\
|
||||
"cmd=\"\",cursor_pos=0,-2}function alert(){}function beginning_o"\
|
||||
"f_line(){cursor_pos=0}function end_of_line(){cursor_pos=cmd.l"\
|
||||
"ength}function forward_char(){if(cursor_pos<cmd.length)for(cu"\
|
||||
"rsor_pos++;is_trailing_surrogate(cmd.charAt(cursor_pos));)cur"\
|
||||
"sor_pos++}function backward_char(){if(0<cursor_pos)for(cursor"\
|
||||
"_pos--;is_trailing_surrogate(cmd.charAt(cursor_pos));)cursor_"\
|
||||
"pos--}function skip_word_forward(r){for(;r<cmd.length&&!is_wo"\
|
||||
"rd(cmd.charAt(r));)r++;for(;r<cmd.length&&is_word(cmd.charAt("\
|
||||
"r));)r++;return r}function skip_word_backward(r){for(;0<r&&!i"\
|
||||
"s_word(cmd.charAt(r-1));)r--;for(;0<r&&is_word(cmd.charAt(r-1"\
|
||||
"));)r--;return r}function forward_word(){cursor_pos=skip_word"\
|
||||
"_forward(cursor_pos)}function backward_word(){cursor_pos=skip"\
|
||||
"_word_backward(cursor_pos)}function accept_line(){return writ"\
|
||||
"e(\"\\n\"),history_add(cmd),-1}function history_add(r){r&&histor"\
|
||||
"y.push(r),history_index=history.length}function previous_hist"\
|
||||
"ory(){0<history_index&&(history_index===history.length&&histo"\
|
||||
"ry.push(cmd),history_index--,cmd=history[history_index],curso"\
|
||||
"r_pos=cmd.length)}function next_history(){history_index<histo"\
|
||||
"ry.length-1&&(history_index++,cmd=history[history_index],curs"\
|
||||
"or_pos=cmd.length)}function history_search(r){var e=cursor_po"\
|
||||
"s;for(let n=1;n<=history.length;n++){var t=(history.length+n*"\
|
||||
"r+history_index)%history.length;if(history[t].substring(0,e)="\
|
||||
"==cmd.substring(0,e))return history_index=t,void(cmd=history["\
|
||||
"t])}}function history_search_backward(){return history_search"\
|
||||
"(-1)}function history_search_forward(){return history_search("\
|
||||
"1)}function delete_char_dir(r){let e,t;if(e=cursor_pos,r<0)fo"\
|
||||
"r(e--;is_trailing_surrogate(cmd.charAt(e));)e--;for(t=e+1;is_"\
|
||||
"trailing_surrogate(cmd.charAt(t));)t++;0<=e&&e<cmd.length&&(l"\
|
||||
"ast_fun===kill_region?kill_region(e,t,r):(cmd=cmd.substring(0"\
|
||||
",e)+cmd.substring(t),cursor_pos=e))}function delete_char(){de"\
|
||||
"lete_char_dir(1)}function control_d(){if(0===cmd.length)retur"\
|
||||
"n write(\"\\n\"),running=!1,-3;delete_char_dir(1)}function backw"\
|
||||
"ard_delete_char(){delete_char_dir(-1)}function transpose_char"\
|
||||
"s(){let r=cursor_pos;1<cmd.length&&0<r&&(r===cmd.length&&r--,"\
|
||||
"cmd=cmd.substring(0,r-1)+cmd.substring(r,r+1)+cmd.substring(r"\
|
||||
"-1,r)+cmd.substring(r+1),cursor_pos=r+1)}function transpose_w"\
|
||||
"ords(){var r=skip_word_backward(cursor_pos),e=skip_word_forwa"\
|
||||
"rd(r),t=skip_word_forward(cursor_pos),n=skip_word_backward(t)"\
|
||||
";r<e&&e<=cursor_pos&&cursor_pos<=n&&n<t&&(cmd=cmd.substring(0"\
|
||||
",r)+cmd.substring(n,t)+cmd.substring(e,n)+cmd.substring(r,e),"\
|
||||
"cursor_pos=t)}function upcase_word(){var r=skip_word_forward("\
|
||||
"cursor_pos);cmd=cmd.substring(0,cursor_pos)+cmd.substring(cur"\
|
||||
"sor_pos,r).toUpperCase()+cmd.substring(r)}function downcase_w"\
|
||||
"ord(){var r=skip_word_forward(cursor_pos);cmd=cmd.substring(0"\
|
||||
",cursor_pos)+cmd.substring(cursor_pos,r).toLowerCase()+cmd.su"\
|
||||
"bstring(r)}function kill_region(r,e,t){var n=cmd.substring(r,"\
|
||||
"e);last_fun!==kill_region?clip_board=n:t<0?clip_board=n+clip_"\
|
||||
"board:clip_board+=n,cmd=cmd.substring(0,r)+cmd.substring(e),c"\
|
||||
"ursor_pos>e?cursor_pos-=e-r:cursor_pos>r&&(cursor_pos=r),this"\
|
||||
"_fun=kill_region}function kill_line(){kill_region(cursor_pos,"\
|
||||
"cmd.length,1)}function backward_kill_line(){kill_region(0,cur"\
|
||||
"sor_pos,-1)}function kill_word(){kill_region(cursor_pos,skip_"\
|
||||
"word_forward(cursor_pos),1)}function backward_kill_word(){kil"\
|
||||
"l_region(skip_word_backward(cursor_pos),cursor_pos,-1)}functi"\
|
||||
"on yank(){insert(clip_board)}function control_c(){console.log"\
|
||||
"(\"^C\"),reset(),readline_print_prompt()}function reset(){cmd=\""\
|
||||
"\",cursor_pos=0}function get_context_word(r,e){let t=\"\";for(;0"\
|
||||
"<e&&is_word(r[e-1]);)t=r[--e]+t;return t}function get_context"\
|
||||
"_object(line,pos){let obj,base,c;if(pos<=0||0<=\" ~!%^&*(-+={["\
|
||||
"|:;,<>?/\".indexOf(line[pos-1]))return g;if(2<=pos&&\".\"===line"\
|
||||
"[pos-1])switch(pos--,obj={},c=line[pos-1]){case\"'\":case'\"':re"\
|
||||
"turn\"a\";case\"]\":return[];case\"}\":return{};case\"/\":return/ /;d"\
|
||||
"efault:return is_word(c)?(base=get_context_word(line,pos),[\"t"\
|
||||
"rue\",\"false\",\"null\",\"this\"].includes(base)||!isNaN(+base)?eva"\
|
||||
"l(base):(obj=get_context_object(line,pos-base.length),null==o"\
|
||||
"bj?obj:obj===g&&void 0===obj[base]?eval(base):obj[base])):{}}"\
|
||||
"}function get_completions(r,e){let t,n,o;var i=get_context_wo"\
|
||||
"rd(r,e),s=[];for(n=0,t=r=get_context_object(r,e-i.length);n<1"\
|
||||
"0&&null!=t;n++){const r=Object.getOwnPropertyNames(t);for(o=0"\
|
||||
";o<r.length;o++){const e=r[o];\"string\"==typeof e&&\"\"+ +e!==e&"\
|
||||
"&e.startsWith(i)&&s.push(e)}t=Object.getPrototypeOf(t)}if(1<s"\
|
||||
".length){for(s.sort((function(r,e){if(r[0]!==e[0]){if(\"_\"===r"\
|
||||
"[0])return 1;if(\"_\"===e[0])return-1}return r<e?-1:e<r?1:0})),"\
|
||||
"n=o=1;n<s.length;n++)s[n]!==s[n-1]&&(s[o++]=s[n]);s.length=o}"\
|
||||
"return{tab:s,pos:i.length,ctx:r}}function completion(){let r,"\
|
||||
"e,t,n,o,i,s,c,a,l;var _=get_completions(cmd,cursor_pos),u=_.t"\
|
||||
"ab;if(0!==u.length){for(r=u[0],n=r.length,e=1;e<u.length;e++)"\
|
||||
"for(o=u[e],t=0;t<n;t++)if(o[t]!==r[t]){n=t;break}for(e=_.pos;"\
|
||||
"e<n;e++)insert(r[e]);if(last_fun===completion&&1===u.length){"\
|
||||
"const r=_.ctx[u[0]];\"function\"==typeof r?(insert(\"(\"),0===r.l"\
|
||||
"ength&&insert(\")\")):\"object\"==typeof r&&insert(\".\")}if(last_f"\
|
||||
"un===completion&&2<=u.length){for(i=0,e=0;e<u.length;e++)i=Ma"\
|
||||
"th.max(i,u[e].length);for(i+=2,c=Math.max(1,Math.floor((term_"\
|
||||
"width+1)/i)),l=Math.ceil(u.length/c),write(\"\\n\"),a=0;a<l;a++)"\
|
||||
"{for(s=0;s<c&&!((e=s*l+a)>=u.length);s++)r=u[e],s!==c-1&&(r=r"\
|
||||
".padEnd(i)),write(r);write(\"\\n\")}readline_print_prompt()}}}co"\
|
||||
"nst commands={\"""\x01""\":beginning_of_line,\"""\x02""\":backward_char,\""\
|
||||
"""\x03""\":control_c,\"""\x04""\":control_d,\"""\x05""\":end_of_line,\"""\x06""\":fo"\
|
||||
"rward_char,\"""\x07""\":abort,\"\\b\":backward_delete_char,\"\\t\":comple"\
|
||||
"tion,\"\\n\":accept_line,\"\\v\":kill_line,\"\\r\":accept_line,\"""\x0e""\":"\
|
||||
"next_history,\"""\x10""\":previous_history,\"""\x11""\":quoted_insert,\"""\x12"""\
|
||||
"\":alert,\"""\x13""\":alert,\"""\x14""\":transpose_chars,\"""\x17""\":backward_k"\
|
||||
"ill_word,\"""\x18""\":reset,\"""\x19""\":yank,\"""\x1b""OA\":previous_history,\""\
|
||||
"""\x1b""OB\":next_history,\"""\x1b""OC\":forward_char,\"""\x1b""OD\":backward_"\
|
||||
"char,\"""\x1b""OF\":forward_word,\"""\x1b""OH\":backward_word,\"""\x1b""[1;5C\""\
|
||||
":forward_word,\"""\x1b""[1;5D\":backward_word,\"""\x1b""[1~\":beginning_o"\
|
||||
"f_line,\"""\x1b""[3~\":delete_char,\"""\x1b""[4~\":end_of_line,\"""\x1b""[5~\":"\
|
||||
"history_search_backward,\"""\x1b""[6~\":history_search_forward,\"""\x1b"""\
|
||||
"[A\":previous_history,\"""\x1b""[B\":next_history,\"""\x1b""[C\":forward_c"\
|
||||
"har,\"""\x1b""[D\":backward_char,\"""\x1b""[F\":end_of_line,\"""\x1b""[H\":begi"\
|
||||
"nning_of_line,\"""\x1b""""\x7f""\":backward_kill_word,\"""\x1b""b\":backward_"\
|
||||
"word,\"""\x1b""d\":kill_word,\"""\x1b""f\":forward_word,\"""\x1b""k\":backward_"\
|
||||
"kill_line,\"""\x1b""l\":downcase_word,\"""\x1b""t\":transpose_words,\"""\x1b"""\
|
||||
"u\":upcase_word,\"""\x7f""\":backward_delete_char};function dupstr(r"\
|
||||
",e){let t=\"\";for(;0<e--;)t+=r;return t}let readline_keys,read"\
|
||||
"line_state,readline_cb;function readline_print_prompt(){write"\
|
||||
"(prompt),term_cursor_x=ucs_length(prompt)%term_width,last_cmd"\
|
||||
"=\"\",last_cursor_pos=0}function readline_start(r,e){if(cmd=r||"\
|
||||
"\"\",cursor_pos=cmd.length,history_index=history.length,readlin"\
|
||||
"e_cb=e,prompt=pstate,mexpr)prompt=(prompt+=dupstr(\" \",plen-pr"\
|
||||
"ompt.length))+ps2;else{if(show_time){let r=Math.round(eval_ti"\
|
||||
"me)+\" \";eval_time=0,r=dupstr(\"0\",5-r.length)+r,prompt+=r.subs"\
|
||||
"tring(0,r.length-4)+\".\"+r.substring(r.length-4)}plen=prompt.l"\
|
||||
"ength,show_colors&&(prompt+=colors.yellow),prompt+=ps1,show_c"\
|
||||
"olors&&(prompt+=colors.none)}readline_print_prompt(),update()"\
|
||||
",readline_state=0}function handle_char(r){var e=String.fromCo"\
|
||||
"dePoint(r);switch(readline_state){case 0:\"""\x1b""\"===e?(readline"\
|
||||
"_keys=e,readline_state=1):handle_key(e);break;case 1:readline"\
|
||||
"_keys+=e,readline_state=\"[\"===e?2:\"O\"===e?3:(handle_key(readl"\
|
||||
"ine_keys),0);break;case 2:readline_keys+=e,\";\"===e||\"0\"<=e&&e"\
|
||||
"<=\"9\"||(handle_key(readline_keys),readline_state=0);break;cas"\
|
||||
"e 3:handle_key(readline_keys+=e),readline_state=0}}function h"\
|
||||
"andle_key(r){var e;if(quote_flag)1===ucs_length(r)&&insert(r)"\
|
||||
",quote_flag=!1;else if(e=commands[r]){switch((this_fun=e)(r))"\
|
||||
"{case-1:return readline_cb(cmd);case-2:return readline_cb(nul"\
|
||||
"l);case-3:return}last_fun=this_fun}else 1===ucs_length(r)&&\" "\
|
||||
"\"<=r?(insert(r),last_fun=insert):alert();cursor_pos=cursor_po"\
|
||||
"s<0?0:cursor_pos>cmd.length?cmd.length:cursor_pos,update()}le"\
|
||||
"t hex_mode=!1,eval_mode=\"std\";function number_to_string(r,e){"\
|
||||
"if(isFinite(r)){let t;return 0===r?t=1/r<0?\"-0\":\"0\":16===e&&r"\
|
||||
"===Math.floor(r)?(t=r<0?(r=-r,\"-\"):\"\",t+=\"0x\"+r.toString(16))"\
|
||||
":t=r.toString(),t}return r.toString()}function bigfloat_to_st"\
|
||||
"ring(r,e){let t;return BigFloat.isFinite(r)?(0===r?t=1/r<0?\"-"\
|
||||
"0\":\"0\":16===e?(t=r<0?(r=-r,\"-\"):\"\",t+=\"0x\"+r.toString(16)):t="\
|
||||
"r.toString(),\"bigfloat\"==typeof r&&\"math\"!==eval_mode?t+=\"l\":"\
|
||||
"\"std\"!==eval_mode&&t.indexOf(\".\")<0&&(16===e&&t.indexOf(\"p\")<"\
|
||||
"0||10===e&&t.indexOf(\"e\")<0)&&(t+=\".0\"),t):\"math\"!==eval_mode"\
|
||||
"?\"BigFloat(\"+r.toString()+\")\":r.toString()}function bigint_to"\
|
||||
"_string(r,e){let t;return 16===e?(t=r<0?(r=-r,\"-\"):\"\",t+=\"0x\""\
|
||||
"+r.toString(16)):t=r.toString(),\"std\"===eval_mode&&(t+=\"n\"),t"\
|
||||
"}function print(r){const e=[];!function r(t){let n,o,i,s,c;va"\
|
||||
"r a=typeof t;if(\"object\"==a)if(null===t)write(t);else if(0<=e"\
|
||||
".indexOf(t))write(\"[circular]\");else if(has_jscalc&&(t instan"\
|
||||
"ceof Fraction||t instanceof Complex||t instanceof Mod||t inst"\
|
||||
"anceof Polynomial||t instanceof PolyMod||t instanceof Rationa"\
|
||||
"lFunction||t instanceof Series))write(t.toString());else{if(e"\
|
||||
".push(t),Array.isArray(t)){for(n=t.length,write(\"[ \"),o=0;o<n"\
|
||||
";o++)if(0!==o&&write(\", \"),o in t?r(t[o]):write(\"<empty>\"),20"\
|
||||
"<o){write(\"...\");break}write(\" ]\")}else if(\"RegExp\"===Object."\
|
||||
"__getClass(t))write(t.toString());else{for(i=Object.keys(t),n"\
|
||||
"=i.length,write(\"{ \"),o=0;o<n;o++)0!==o&&write(\", \"),s=i[o],w"\
|
||||
"rite(s,\": \"),r(t[s]);write(\" }\")}e.pop(t)}else\"string\"==a?(79"\
|
||||
"<(c=t.__quote()).length&&(c=c.substring(0,75)+'...\"'),write(c"\
|
||||
")):\"number\"==a?write(number_to_string(t,hex_mode?16:10)):\"big"\
|
||||
"int\"==a?write(bigint_to_string(t,hex_mode?16:10)):\"bigfloat\"="\
|
||||
"=a?write(bigfloat_to_string(t,hex_mode?16:10)):\"bigdecimal\"=="\
|
||||
"a?write(t.toString()+\"m\"):\"symbol\"==a?write(String(t)):\"funct"\
|
||||
"ion\"==a?write(\"function \"+t.name+\"()\"):write(t)}(r)}function "\
|
||||
"extract_directive(r){let e;if(\"\\\\\"!==r[0])return\"\";for(e=1;e<"\
|
||||
"r.length&&is_alpha(r[e]);e++);return r.substring(1,e)}functio"\
|
||||
"n handle_directive(r,e){let t,n,o;if(\"h\"===r||\"?\"===r||\"help\""\
|
||||
"===r)help();else{if(\"load\"===r){let t=e.substring(r.length+1)"\
|
||||
".trim();return t.lastIndexOf(\".\")<=t.lastIndexOf(\"/\")&&(t+=\"."\
|
||||
"js\"),0}if(\"x\"===r)hex_mode=!0;else if(\"d\"===r)hex_mode=!1;els"\
|
||||
"e if(\"t\"===r)show_time=!show_time;else{if(has_bignum&&\"p\"===r"\
|
||||
"){if(1===(t=e.substring(r.length+1).trim().split(\" \")).length"\
|
||||
"&&\"\"===t[0])write(\"BigFloat precision=\"+prec+\" bits (~\"+Math."\
|
||||
"floor(prec/log2_10)+\" digits), exponent size=\"+expBits+\" bits"\
|
||||
"\\n\");else if(\"f16\"===t[0])prec=11,expBits=5;else if(\"f32\"===t"\
|
||||
"[0])prec=24,expBits=8;else if(\"f64\"===t[0])prec=53,expBits=11"\
|
||||
";else if(\"f128\"===t[0])prec=113,expBits=15;else{if(n=parseInt"\
|
||||
"(t[0]),o=2<=t.length?parseInt(t[1]):BigFloatEnv.expBitsMax,Nu"\
|
||||
"mber.isNaN(n)||n<BigFloatEnv.precMin||n>BigFloatEnv.precMax)r"\
|
||||
"eturn write(\"Invalid precision\\n\"),0;if(Number.isNaN(o)||o<Bi"\
|
||||
"gFloatEnv.expBitsMin||o>BigFloatEnv.expBitsMax)return write(\""\
|
||||
"Invalid exponent bits\\n\"),0;prec=n,expBits=o}return}if(has_bi"\
|
||||
"gnum&&\"digits\"===r)return t=e.substring(r.length+1).trim(),(n"\
|
||||
"=Math.ceil(parseFloat(t)*log2_10))<BigFloatEnv.precMin||n>Big"\
|
||||
"FloatEnv.precMax?write(\"Invalid precision\\n\"):(prec=n,expBits"\
|
||||
"=BigFloatEnv.expBitsMax),0;if(has_bignum&&\"mode\"===r)return\"\""\
|
||||
"===(t=e.substring(r.length+1).trim())?write(\"Running mode=\"+e"\
|
||||
"val_mode+\"\\n\"):\"std\"===t||\"math\"===t?eval_mode=t:write(\"Inval"\
|
||||
"id mode\\n\"),0;if(\"clear\"===r)write(\"""\x1b""[H""\x1b""[J\");else if(\"c"\
|
||||
"\"===r)show_colors=!show_colors;else{if(\"q\"===r)return running"\
|
||||
"=!1,1;if(has_jscalc&&\"a\"===r)algebraicMode=!0;else{if(!has_js"\
|
||||
"calc||\"n\"!==r)return write(\"Unknown directive: \"+r+\"\\n\"),0;al"\
|
||||
"gebraicMode=!1}}}}return 1}function help(){function r(r){retu"\
|
||||
"rn r?\"*\":\" \"}write(\"\\\\h this help\\n\\\\x \"+r(h"\
|
||||
"ex_mode)+\"hexadecimal number display\\n\\\\c toggle col"\
|
||||
"ors\\n\\\\d \"+r(!hex_mode)+\"decimal number display\\n\\\\cl"\
|
||||
"ear clear the terminal\\n\"),has_jscalc&&write(\"\\\\a "\
|
||||
" \"+r(algebraicMode)+\"algebraic mode\\n\\\\n \"+r(!algebr"\
|
||||
"aicMode)+\"numeric mode\\n\"),has_bignum&&(write(\"\\\\p [m [e]] s"\
|
||||
"et the BigFloat precision to 'm' bits\\n\\\\digits n set the B"\
|
||||
"igFloat precision to 'ceil(n*log2(10))' bits\\n\"),has_jscalc||"\
|
||||
"write(\"\\\\mode [std|math] change the running mode (current = \""\
|
||||
"+eval_mode+\")\\n\")),config_numcalc||write(\"\\\\q exit\\n"\
|
||||
"\")}function eval_and_print(expr){let result;try{\"math\"===eval"\
|
||||
"_mode&&(expr='\"use math\"; void 0;'+expr);const now=(new Date)"\
|
||||
".getTime();result=eval(expr),eval_time=(new Date).getTime()-n"\
|
||||
"ow,write(colors[styles.result]),print(result),write(\"\\n\"),wri"\
|
||||
"te(colors.none),g._=result}catch(r){show_colors&&write(colors"\
|
||||
"[styles.error_msg]),r instanceof Error?r.stack&&write(r.stack"\
|
||||
"):write(\"Throw: \"),show_colors&&write(colors.none)}}function "\
|
||||
"cmd_start(){var r;config_numcalc||(r=has_jscalc?\"QJSCalc\":\"Qu"\
|
||||
"ickJS\",console.log(r,'- Type \"\\\\h\" for help')),has_bignum&&(l"\
|
||||
"og2_10=Math.log(10)/Math.log(2),prec=113,expBits=15,has_jscal"\
|
||||
"c)&&(eval_mode=\"math\",g.algebraicMode=config_numcalc),cmd_rea"\
|
||||
"dline_start()}function cmd_readline_start(){try{readline_star"\
|
||||
"t(dupstr(\" \",level),readline_handle_cmd)}catch(r){console."\
|
||||
"error(\"ERROR\",r)}}function readline_handle_cmd(r){handle_cmd("\
|
||||
"r),cmd_readline_start()}function handle_cmd(r){if(null===r)re"\
|
||||
"turn\"\";if(\"?\"===r)return help();var e=extract_directive(r);if"\
|
||||
"(0<e.length){if(!handle_directive(e,r))return;r=r.substring(e"\
|
||||
".length+1)}\"\"!==r&&(e=colorize_js(r=mexpr?mexpr+\"\\n\"+r:r),pst"\
|
||||
"ate=e[0],level=e[1],pstate?mexpr=r:(mexpr=\"\",has_bignum?BigFl"\
|
||||
"oatEnv.setPrec(eval_and_print.bind(null,r),prec,expBits):eval"\
|
||||
"_and_print(r),level=0))}function colorize_js(r){let e,t,n;con"\
|
||||
"st o=r.length;let i,s=\"\",c=0,a=1;const l=[];function _(r){s+="\
|
||||
"r}function u(){return s.substring(s.length-1)}function d(){va"\
|
||||
"r r=u();return s=s.substring(0,s.length-1),r}function f(r,e){"\
|
||||
"for(;l.length<r;)l.push(\"default\");for(;l.length<e;)l.push(i)"\
|
||||
"}for(e=0;e<o;){switch(i=null,n=e,t=r[e++]){case\" \":case\"\\t\":c"\
|
||||
"ase\"\\r\":case\"\\n\":continue;case\"+\":case\"-\":if(e<o&&r[e]===t){e"\
|
||||
"++;continue}a=1;continue;case\"/\":if(e<o&&\"*\"===r[e]){for(i=\"c"\
|
||||
"omment\",_(\"/\"),e++;e<o-1;e++)if(\"*\"===r[e]&&\"/\"===r[e+1]){e+="\
|
||||
"2,d();break}break}if(e<o&&\"/\"===r[e]){for(i=\"comment\",e++;e<o"\
|
||||
"&&\"\\n\"!==r[e];e++);break}if(a){for(i=\"regex\",_(\"/\");e<o;)if(\""\
|
||||
"\\n\"!==(t=r[e++]))if(\"\\\\\"!==t)if(\"[\"!==u())if(\"[\"!==t){if(\"/\"="\
|
||||
"==t){for(d();e<o&&is_word(r[e]);)e++;break}}else _(\"[\"),\"[\"!="\
|
||||
"=r[e]&&\"]\"!==r[e]||e++;else\"]\"===t&&d();else e<o&&e++;else i="\
|
||||
"\"error\";a=0;break}a=1;continue;case\"'\":case'\"':case\"`\":(funct"\
|
||||
"ion(n){for(i=\"string\",_(n);e<o;)if(\"\\n\"!==(t=r[e++])){if(\"\\\\\""\
|
||||
"===t){if(e>=o)break;e++}else if(t===n){d();break}}else i=\"err"\
|
||||
"or\"})(t),a=0;break;case\"(\":case\"[\":case\"{\":a=1,c++,_(t);conti"\
|
||||
"nue;case\")\":case\"]\":case\"}\":if((a=0)<c&&is_balanced(u(),t)){c"\
|
||||
"--,d();continue}i=\"error\";break;default:if(is_digit(t)){for(i"\
|
||||
"=\"number\";e<o&&(is_word(r[e])||\".\"===r[e]&&(e===o-1||\".\"!==r["\
|
||||
"e+1]));)e++;a=0}else{if(!is_word(t)&&\"$\"!==t){a=1;continue}!f"\
|
||||
"unction(){for(a=1;e<o&&is_word(r[e]);)e++;var t=\"|\"+r.substri"\
|
||||
"ng(n,e)+\"|\";if(0<=\"|break|case|catch|continue|debugger|defaul"\
|
||||
"t|delete|do|else|finally|for|function|if|in|instanceof|new|re"\
|
||||
"turn|switch|this|throw|try|typeof|while|with|class|const|enum"\
|
||||
"|import|export|extends|super|implements|interface|let|package"\
|
||||
"|private|protected|public|static|yield|undefined|null|true|fa"\
|
||||
"lse|Infinity|NaN|eval|arguments|await|\".indexOf(t))return i=\""\
|
||||
"keyword\",0<=\"|this|super|undefined|null|true|false|Infinity|N"\
|
||||
"aN|arguments|\".indexOf(t)&&(a=0);let s=e;for(;s<o&&\" \"===r[s]"\
|
||||
";)s++;s<o&&\"(\"===r[s]?i=\"function\":0<=\"|void|var|\".indexOf(t)"\
|
||||
"?i=\"type\":(i=\"identifier\",a=0)}()}}i&&f(n,e)}return f(o,o),[s"\
|
||||
",c,l]}config_numcalc&&(g.execCmd=function(r){switch(r){case\"d"\
|
||||
"ec\":hex_mode=!1;break;case\"hex\":hex_mode=!0;break;case\"num\":a"\
|
||||
"lgebraicMode=!1;break;case\"alg\":algebraicMode=!0}});try{termI"\
|
||||
"nit()}catch(r){console.error(r)}}(globalThis)}));\n";
|
||||
|
|
|
|||
|
|
@ -139,7 +139,10 @@ import('os').catch(console.error).then((os) => {
|
|||
term_fd = 0; // std.in.fileno();
|
||||
|
||||
/* get the terminal size */
|
||||
term_width = +r2cmd('?vi:$c');
|
||||
term_width = +r2cmd('?vi $c');
|
||||
if (term_width < 1) {
|
||||
term_width = 80;
|
||||
}
|
||||
|
||||
term_read_buf = new Uint8Array(64);
|
||||
cmd_start();
|
||||
|
|
@ -156,7 +159,9 @@ import('os').catch(console.error).then((os) => {
|
|||
|
||||
function term_read_handler () {
|
||||
const l = os.read(term_fd, term_read_buf.buffer, 0, term_read_buf.length);
|
||||
for (let i = 0; i < l; i++) { handle_byte(term_read_buf[i]); }
|
||||
for (let i = 0; i < l; i++) {
|
||||
handle_byte(term_read_buf[i]);
|
||||
}
|
||||
}
|
||||
|
||||
function handle_byte (c) {
|
||||
|
|
@ -240,7 +245,7 @@ import('os').catch(console.error).then((os) => {
|
|||
function move_cursor (delta) {
|
||||
let l;
|
||||
if (delta > 0) {
|
||||
while (delta !== 0) {
|
||||
while (delta > 0) {
|
||||
if (term_cursor_x === (term_width - 1)) {
|
||||
write('\n'); /* translated to CRLF */
|
||||
term_cursor_x = 0;
|
||||
|
|
@ -254,7 +259,7 @@ import('os').catch(console.error).then((os) => {
|
|||
}
|
||||
} else {
|
||||
delta = -delta;
|
||||
while (delta !== 0) {
|
||||
while (delta > 0) {
|
||||
if (term_cursor_x === 0) {
|
||||
print_csi(1, 'A'); /* up */
|
||||
print_csi(term_width - 1, 'C'); /* right */
|
||||
|
|
@ -807,7 +812,6 @@ import('os').catch(console.error).then((os) => {
|
|||
|
||||
function handle_key (keys) {
|
||||
let fun;
|
||||
// console.log("HANDLE KEY " ,keys.charCodeAt(0));
|
||||
|
||||
if (quote_flag) {
|
||||
if (ucs_length(keys) === 1) { insert(keys); }
|
||||
|
|
@ -815,7 +819,6 @@ import('os').catch(console.error).then((os) => {
|
|||
} else if ((fun = commands[keys])) {
|
||||
this_fun = fun;
|
||||
const res = fun(keys);
|
||||
// console.log("FUNKEYS ", fun, res);
|
||||
switch (res) {
|
||||
case -1:
|
||||
readline_cb(cmd);
|
||||
|
|
@ -1153,7 +1156,6 @@ import('os').catch(console.error).then((os) => {
|
|||
|
||||
function eval_and_print (expr) {
|
||||
let result;
|
||||
|
||||
try {
|
||||
if (eval_mode === 'math') { expr = '"use math"; void 0;' + expr; }
|
||||
const now = (new Date()).getTime();
|
||||
|
|
@ -1185,11 +1187,10 @@ import('os').catch(console.error).then((os) => {
|
|||
}
|
||||
|
||||
function cmd_start () {
|
||||
// console.log("cmd startr");
|
||||
if (!config_numcalc) {
|
||||
if (has_jscalc) { console.log('QJSCalc - Type "\\h" for help'); } else { console.log('QuickJS - Type "\\h" for help'); }
|
||||
const tool = (has_jscalc)? 'QJSCalc': 'QuickJS';
|
||||
console.log(tool, '- Type "\\h" for help');
|
||||
}
|
||||
// console.log("PRE");
|
||||
|
||||
if (has_bignum) {
|
||||
log2_10 = Math.log(10) / Math.log(2);
|
||||
|
|
@ -1201,7 +1202,6 @@ import('os').catch(console.error).then((os) => {
|
|||
g.algebraicMode = config_numcalc;
|
||||
}
|
||||
}
|
||||
// console.log("pre");
|
||||
|
||||
cmd_readline_start();
|
||||
}
|
||||
|
|
@ -1383,7 +1383,9 @@ import('os').catch(console.error).then((os) => {
|
|||
}
|
||||
|
||||
let i1 = i;
|
||||
while (i1 < n && str[i1] === ' ') { i1++; }
|
||||
while (i1 < n && str[i1] === ' ') {
|
||||
i1++;
|
||||
}
|
||||
|
||||
if (i1 < n && str[i1] === '(') {
|
||||
style = 'function';
|
||||
|
|
|
|||
Loading…
Reference in New Issue