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// Error message for redeclaration should show the position where the variable
// was declared.
const npos = -1;
function test_one(fun, filename, name,
[prevLineNumber, prevColumnNumber],
[lineNumber, columnNumber]) {
let caught = false;
try {
fun();
} catch (e) {
assertEq(e.message.includes("redeclaration"), true);
assertEq(e.lineNumber, lineNumber);
assertEq(e.columnNumber, columnNumber);
let notes = getErrorNotes(e);
if (prevLineNumber == npos) {
assertEq(notes.length, 0);
} else {
assertEq(notes.length, 1);
let note = notes[0];
assertEq(note.message,
`Previously declared at line ${prevLineNumber}, column ${prevColumnNumber}`);
assertEq(note.lineNumber, prevLineNumber);
assertEq(note.columnNumber, prevColumnNumber);
if (filename)
assertEq(note.fileName, filename);
}
caught = true;
}
assertEq(caught, true);
}
function test_parse(source, ...args) {
test_one(() => {
Reflect.parse(source, { source: "foo.js" });
}, "foo.js", ...args);
}
function test_eval(source, ...args) {
test_one(() => {
eval(source);
}, undefined, ...args);
}
function test(...args) {
test_parse(...args);
test_eval(...args);
}
// let
test(`
let a, a;
`, "a", [2, 5], [2, 8]);
test(`
let a;
let a;
`, "a", [2, 5], [3, 5]);
test(`
let a;
const a = 1;
`, "a", [2, 5], [3, 7]);
test(`
let a;
var a;
`, "a", [2, 5], [3, 5]);
test(`
let a;
function a() {
}
`, "a", [2, 5], [3, 10]);
test(`
{
let a;
function a() {
}
}
`, "a", [3, 7], [4, 12]);
// const
test(`
const a = 1, a = 2;
`, "a", [2, 7], [2, 14]);
test(`
const a = 1;
const a = 2;
`, "a", [2, 7], [3, 7]);
test(`
const a = 1;
let a;
`, "a", [2, 7], [3, 5]);
test(`
const a = 1;
var a;
`, "a", [2, 7], [3, 5]);
test(`
const a = 1;
function a() {
}
`, "a", [2, 7], [3, 10]);
test(`
{
const a = 1;
function a() {
}
}
`, "a", [3, 9], [4, 12]);
// var
test(`
var a;
let a;
`, "a", [2, 5], [3, 5]);
test(`
var a;
const a = 1;
`, "a", [2, 5], [3, 7]);
// function
test(`
function a() {};
let a;
`, "a", [2, 10], [3, 5]);
test(`
function a() {};
const a = 1;
`, "a", [2, 10], [3, 7]);
// Annex B lexical function
test(`
{
function a() {};
let a;
}
`, "a", [3, 12], [4, 7]);
test(`
{
function a() {};
const a = 1;
}
`, "a", [3, 12], [4, 9]);
// catch parameter
test(`
try {
} catch (a) {
let a;
}
`, "a", [3, 10], [4, 7]);
test(`
try {
} catch (a) {
const a = 1;
}
`, "a", [3, 10], [4, 9]);
test(`
try {
} catch (a) {
function a() {
}
}
`, "a", [3, 10], [4, 12]);
// parameter
test(`
function f(a) {
let a;
}
`, "a", [2, 12], [3, 7]);
test(`
function f(a) {
const a = 1;
}
`, "a", [2, 12], [3, 9]);
test(`
function f([a]) {
let a;
}
`, "a", [2, 13], [3, 7]);
test(`
function f({a}) {
let a;
}
`, "a", [2, 13], [3, 7]);
test(`
function f(...a) {
let a;
}
`, "a", [2, 15], [3, 7]);
test(`
function f(a=1) {
let a;
}
`, "a", [2, 12], [3, 7]);
// eval
// We don't have position information at runtime.
// No note should be shown.
test_eval(`
let a;
eval("var a");
`, "a", [npos, npos], [1, 5]);