}

// Print (filename):(line number): (message).

ScriptOrigin origin = message->GetScriptOrigin();

node::Utf8Value filename(env->isolate(), message->GetScriptResourceName());

const char* filename_string = *filename;

int linenum = message->GetLineNumber();

// sourceline to 78 characters, and we end up not providing very much

// useful debugging info to the user if we remove 62 characters.

int script_start =

(linenum - origin.ResourceLineOffset()->Value()) == 1 ?

origin.ResourceColumnOffset()->Value() : 0;

int start = message->GetStartColumn(env->context()).FromMaybe(0);

int end = message->GetEndColumn(env->context()).FromMaybe(0);

if (start >= script_start) {

CHECK_GE(end, start);

start -= script_start;

end -= script_start;

}

char arrow[1024];

int max_off = sizeof(arrow) - 2;

// Error on the first line of a module should

// have the correct line and column number

assert.throws(() => {

vm.runInContext('throw new Error()', context, {

vm.runInContext(' throw new Error()', context, {

filename: 'expected-filename.js',

lineOffset: 32,

columnOffset: 123

});

}, (err) => {

return /expected-filename\.js:33:130/.test(err.stack);

return /^ \^/m.test(err.stack) &&

/expected-filename\.js:33:131/.test(err.stack);

}, 'Expected appearance of proper offset in Error stack');

// https://github.com/nodejs/node/issues/6158