52 lines
1.6 KiB
JavaScript
52 lines
1.6 KiB
JavaScript
if( typeof emulator != 'undefined' ){
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// inside worker-thread
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// unix to js device
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emulator.readFromPipe( 'dev/browser/js', async (data) => {
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const convert = ISOTerminal.prototype.convert
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const buf = await this.emulator.read_file("dev/browser/js")
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const script = convert.Uint8ArrayToString(buf)
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let PID=null
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try{
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if( script.match(/^PID/) ){
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PID = script.match(/^PID=([0-9]+);/)[1]
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}
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this.postMessage({event:'javascript-eval',data:{script,PID}})
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}catch(e){
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console.error(e)
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}
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})
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}else{
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// inside browser-thread
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ISOTerminal.addEventListener('javascript-eval', async function(e){
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const {script,PID} = e.detail
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let res;
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try{
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let f = new Function(`${script}`);
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res = f();
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if( res && typeof res != 'string' ) res = JSON.stringify(res,null,2)
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}catch(err){
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console.error(err)
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console.dir(err)
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res = "error: "+err.toString()
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// try to figure out line *FIXME*
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let line = err.stack.split("\n").find(e => e.includes("<anonymous>:") || e.includes("Function:"));
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if( line ){
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let lineIndex = (line.includes("<anonymous>:") && line.indexOf("<anonymous>:") + "<anonymous>:".length) || (line.includes("Function:") && line.indexOf("Function:") + "Function:".length);
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let lnr = +line.substring(lineIndex, lineIndex + 1) - 2
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res += script.split("\n")[lnr-1]
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}else console.dir(script)
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console.error(res)
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}
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// update output to 9p with PID as filename (in /mnt/run)
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if( PID ){
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this.worker.update_file(`run/${PID}`, this.convert.toUint8Array(res) )
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}
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})
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}
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