Object-errorLineNumber-errorColumnNumber.js

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// Debugger.Object.prototype.{errorLineNumber,errorColumnNumber} return the

// line number and column number associated with some error object.

var g = newGlobal({newCompartment: true});

var dbg = new Debugger();

var gw = dbg.addDebuggee(g);

var syntaxError = gw.executeInGlobal("\nlet a, a;").throw;

assertEq(syntaxError.errorLineNumber, 2);

assertEq(syntaxError.errorColumnNumber, 8);

var typeError = gw.executeInGlobal("\n1 + f();").throw;

assertEq(typeError.errorLineNumber, 2);

assertEq(typeError.errorColumnNumber, 5);

var typeError2 = gw.executeInGlobal("\nconsole.log(1, f());").throw;

assertEq(typeError2.errorLineNumber, 2);

assertEq(typeError2.errorColumnNumber, 16);

// Custom errors have no line/column numbers .

var customError = gw.executeInGlobal("\nthrow 1;").throw;

assertEq(customError.errorLineNumber, undefined);

assertEq(customError.errorColumnNumber, undefined);

customError = gw.executeInGlobal("\nthrow { errorLineNumber: 10, errorColumnNumber: 20 };").throw;

assertEq(customError.errorLineNumber, undefined);

assertEq(customError.errorColumnNumber, undefined);

customError = gw.executeInGlobal("\nthrow { lineNumber: 10, columnNumber: 20 };").throw;

assertEq(customError.errorLineNumber, undefined);

assertEq(customError.errorColumnNumber, undefined);

// Ensure that the method works across globals.

g.eval(`var g = newGlobal({newCompartment: true});

        g.eval('var err; \\n' +

               'try {\\n' +

               '  f();\\n' +

               '} catch (e) {\\n' +

               '  err = e;\\n' +

               '}');

        var err2 = g.err;`);

var otherGlobalError = gw.executeInGlobal("throw err2").throw;

assertEq(otherGlobalError.errorLineNumber, 3);

assertEq(otherGlobalError.errorColumnNumber, 3);

// Ensure that non-error objects return undefined.

const Args = [

    "1",

    "'blah'",

    "({})",

    "[]",

    "() => 1"

for (let arg of Args) {

    let nonError = gw.executeInGlobal(`${arg}`).return;

    assertEq(nonError.errorLineNumber, undefined);

    assertEq(nonError.errorColumnNumber, undefined);