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Added error for IdentifierStart immediately after a NumericLiteral

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Fixes #4702.
This commit is contained in:
Josh Goldberg 2018-12-04 17:59:20 -08:00
parent 2103ed69e6
commit 174816fc26
18 changed files with 643 additions and 87 deletions
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4
src/compiler/diagnosticMessages.json
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@ -1011,6 +1011,10 @@
"category": "Message",
"code": 1350
},
"An identifier cannot follow a numeric literal.": {
"category": "Error",
"code": 1351
},
"Duplicate identifier '{0}'.": {
"category": "Error",

10
src/compiler/scanner.ts
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@ -974,7 +974,10 @@ namespace ts {
else {
result = text.substring(start, end); // No need to use all the fragments; no _ removal needed
}
checkForIdentifierAfterNumericLiteral();
if (decimalFragment !== undefined || tokenFlags & TokenFlags.Scientific) {
checkForIdentifierAfterNumericLiteral();
return {
type: SyntaxKind.NumericLiteral,
value: "" + +result // if value is not an integer, it can be safely coerced to a number
@ -983,10 +986,17 @@ namespace ts {
else {
tokenValue = result;
const type = checkBigIntSuffix(); // if value is an integer, check whether it is a bigint
checkForIdentifierAfterNumericLiteral();
return { type, value: tokenValue };
}
}
function checkForIdentifierAfterNumericLiteral() {
if (isIdentifierStart(text.charCodeAt(pos), languageVersion)) {
error(Diagnostics.An_identifier_cannot_follow_a_numeric_literal, pos, 1);
}
}
function scanOctalDigits(): number {
const start = pos;
while (isOctalDigit(text.charCodeAt(pos))) {

23
tests/baselines/reference/bigIntWithTargetES3.errors.txt
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@ -1,21 +1,18 @@
tests/cases/compiler/bigIntWithTargetES3.ts(5,22): error TS2737: BigInt literals are not available when targeting lower than ESNext.
tests/cases/compiler/bigIntWithTargetES3.ts(5,29): error TS2737: BigInt literals are not available when targeting lower than ESNext.
tests/cases/compiler/bigIntWithTargetES3.ts(5,39): error TS2737: BigInt literals are not available when targeting lower than ESNext.
tests/cases/compiler/bigIntWithTargetES3.ts(5,48): error TS2737: BigInt literals are not available when targeting lower than ESNext.
tests/cases/compiler/bigIntWithTargetES3.ts(3,27): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/bigIntWithTargetES3.ts(4,36): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/bigIntWithTargetES3.ts(5,25): error TS1351: An identifier cannot follow a numeric literal.
==== tests/cases/compiler/bigIntWithTargetES3.ts (4 errors) ====
==== tests/cases/compiler/bigIntWithTargetES3.ts (3 errors) ====
const normalNumber = 123; // should not error
let bigintType: bigint; // should not error
let bigintLiteralType: 123n; // should not error when used as type
~
!!! error TS1351: An identifier cannot follow a numeric literal.
let bigintNegativeLiteralType: -123n; // should not error when used as type
~
!!! error TS1351: An identifier cannot follow a numeric literal.
const bigintNumber = 123n * 0b1111n + 0o444n * 0x7fn; // each literal should error
~~~~
!!! error TS2737: BigInt literals are not available when targeting lower than ESNext.
~~~~~~~
!!! error TS2737: BigInt literals are not available when targeting lower than ESNext.
~~~~~~
!!! error TS2737: BigInt literals are not available when targeting lower than ESNext.
~~~~~
!!! error TS2737: BigInt literals are not available when targeting lower than ESNext.
~
!!! error TS1351: An identifier cannot follow a numeric literal.

22
tests/baselines/reference/bigintIndex.errors.txt
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@ -1,19 +1,21 @@
tests/cases/compiler/a.ts(2,6): error TS1023: An index signature parameter type must be 'string' or 'number'.
tests/cases/compiler/a.ts(8,11): error TS2538: Type '1n' cannot be used as an index type.
tests/cases/compiler/a.ts(8,12): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/a.ts(14,1): error TS2322: Type '123n' is not assignable to type 'string | number | symbol'.
tests/cases/compiler/a.ts(14,10): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/a.ts(17,25): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/a.ts(19,12): error TS2538: Type 'bigint' cannot be used as an index type.
tests/cases/compiler/b.ts(2,12): error TS1136: Property assignment expected.
tests/cases/compiler/b.ts(2,13): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/b.ts(2,14): error TS1005: ';' expected.
tests/cases/compiler/b.ts(2,19): error TS1128: Declaration or statement expected.
tests/cases/compiler/b.ts(3,12): error TS2464: A computed property name must be of type 'string', 'number', 'symbol', or 'any'.
tests/cases/compiler/b.ts(3,14): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/b.ts(4,12): error TS2464: A computed property name must be of type 'string', 'number', 'symbol', or 'any'.
==== tests/cases/compiler/a.ts (4 errors) ====
==== tests/cases/compiler/a.ts (6 errors) ====
interface BigIntIndex<E> {
[index: bigint]: E; // should error
~~~~~
!!! error TS1023: An index signature parameter type must be 'string' or 'number'.
}
const arr: number[] = [1, 2, 3];
@ -22,6 +24,8 @@ tests/cases/compiler/b.ts(4,12): error TS2464: A computed property name must be
num = arr[1n]; // should error
~~
!!! error TS2538: Type '1n' cannot be used as an index type.
~
!!! error TS1351: An identifier cannot follow a numeric literal.
let key: keyof any; // should be type "string | number | symbol"
key = 123;
@ -30,9 +34,13 @@ tests/cases/compiler/b.ts(4,12): error TS2464: A computed property name must be
key = 123n; // should error
~~~
!!! error TS2322: Type '123n' is not assignable to type 'string | number | symbol'.
~
!!! error TS1351: An identifier cannot follow a numeric literal.
// Show correct usage of bigint index: explicitly convert to string
const bigNum: bigint = 0n;
~
!!! error TS1351: An identifier cannot follow a numeric literal.
const typedArray = new Uint8Array(3);
typedArray[bigNum] = 0xAA; // should error
~~~~~~
@ -42,11 +50,13 @@ tests/cases/compiler/b.ts(4,12): error TS2464: A computed property name must be
typedArray[2] = 0xCC;
// {1n: 123} is a syntax error; must go in separate file so BigIntIndex error is shown
==== tests/cases/compiler/b.ts (5 errors) ====
==== tests/cases/compiler/b.ts (7 errors) ====
// BigInt cannot be used as an object literal property
const a = {1n: 123};
~~
!!! error TS1136: Property assignment expected.
~
!!! error TS1351: An identifier cannot follow a numeric literal.
~
!!! error TS1005: ';' expected.
~
@ -54,6 +64,8 @@ tests/cases/compiler/b.ts(4,12): error TS2464: A computed property name must be
const b = {[1n]: 456};
~~~~
!!! error TS2464: A computed property name must be of type 'string', 'number', 'symbol', or 'any'.
~
!!! error TS1351: An identifier cannot follow a numeric literal.
const c = {[bigNum]: 789};
~~~~~~~~
!!! error TS2464: A computed property name must be of type 'string', 'number', 'symbol', or 'any'.

49
tests/baselines/reference/bigintWithLib.errors.txt
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@ -1,15 +1,30 @@
tests/cases/compiler/bigintWithLib.ts(4,1): error TS2350: Only a void function can be called with the 'new' keyword.
tests/cases/compiler/bigintWithLib.ts(15,35): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/bigintWithLib.ts(15,39): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/bigintWithLib.ts(15,43): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/bigintWithLib.ts(16,33): error TS2345: Argument of type 'number[]' is not assignable to parameter of type 'ArrayBuffer | SharedArrayBuffer'.
Type 'number[]' is missing the following properties from type 'SharedArrayBuffer': byteLength, [Symbol.species], [Symbol.toStringTag]
tests/cases/compiler/bigintWithLib.ts(21,13): error TS2540: Cannot assign to 'length' because it is a read-only property.
tests/cases/compiler/bigintWithLib.ts(27,37): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/bigintWithLib.ts(27,41): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/bigintWithLib.ts(27,45): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/bigintWithLib.ts(28,35): error TS2345: Argument of type 'number[]' is not assignable to parameter of type 'ArrayBuffer | SharedArrayBuffer'.
Type 'number[]' is not assignable to type 'SharedArrayBuffer'.
tests/cases/compiler/bigintWithLib.ts(33,13): error TS2540: Cannot assign to 'length' because it is a read-only property.
tests/cases/compiler/bigintWithLib.ts(38,27): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/bigintWithLib.ts(39,27): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/bigintWithLib.ts(40,25): error TS2345: Argument of type '-1' is not assignable to parameter of type 'bigint'.
tests/cases/compiler/bigintWithLib.ts(41,29): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/bigintWithLib.ts(42,29): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/bigintWithLib.ts(43,26): error TS2345: Argument of type '123' is not assignable to parameter of type 'bigint'.
tests/cases/compiler/bigintWithLib.ts(50,13): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/bigintWithLib.ts(51,14): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/bigintWithLib.ts(52,12): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/bigintWithLib.ts(52,18): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/bigintWithLib.ts(53,11): error TS1351: An identifier cannot follow a numeric literal.
==== tests/cases/compiler/bigintWithLib.ts (7 errors) ====
==== tests/cases/compiler/bigintWithLib.ts (22 errors) ====
// Test BigInt functions
let bigintVal: bigint = BigInt(123);
bigintVal = BigInt("456");
@ -27,6 +42,12 @@ tests/cases/compiler/bigintWithLib.ts(43,26): error TS2345: Argument of type '12
let bigIntArray: BigInt64Array = new BigInt64Array();
bigIntArray = new BigInt64Array(10);
bigIntArray = new BigInt64Array([1n, 2n, 3n]);
~
!!! error TS1351: An identifier cannot follow a numeric literal.
~
!!! error TS1351: An identifier cannot follow a numeric literal.
~
!!! error TS1351: An identifier cannot follow a numeric literal.
bigIntArray = new BigInt64Array([1, 2, 3]); // should error
~~~~~~~~~
!!! error TS2345: Argument of type 'number[]' is not assignable to parameter of type 'ArrayBuffer | SharedArrayBuffer'.
@ -44,6 +65,12 @@ tests/cases/compiler/bigintWithLib.ts(43,26): error TS2345: Argument of type '12
let bigUintArray: BigUint64Array = new BigUint64Array();
bigUintArray = new BigUint64Array(10);
bigUintArray = new BigUint64Array([1n, 2n, 3n]);
~
!!! error TS1351: An identifier cannot follow a numeric literal.
~
!!! error TS1351: An identifier cannot follow a numeric literal.
~
!!! error TS1351: An identifier cannot follow a numeric literal.
bigUintArray = new BigUint64Array([1, 2, 3]); // should error
~~~~~~~~~
!!! error TS2345: Argument of type 'number[]' is not assignable to parameter of type 'ArrayBuffer | SharedArrayBuffer'.
@ -60,12 +87,20 @@ tests/cases/compiler/bigintWithLib.ts(43,26): error TS2345: Argument of type '12
// Test added DataView methods
const dataView = new DataView(new ArrayBuffer(80));
dataView.setBigInt64(1, -1n);
~
!!! error TS1351: An identifier cannot follow a numeric literal.
dataView.setBigInt64(1, -1n, true);
~
!!! error TS1351: An identifier cannot follow a numeric literal.
dataView.setBigInt64(1, -1); // should error
~~
!!! error TS2345: Argument of type '-1' is not assignable to parameter of type 'bigint'.
dataView.setBigUint64(2, 123n);
~
!!! error TS1351: An identifier cannot follow a numeric literal.
dataView.setBigUint64(2, 123n, true);
~
!!! error TS1351: An identifier cannot follow a numeric literal.
dataView.setBigUint64(2, 123); // should error
~~~
!!! error TS2345: Argument of type '123' is not assignable to parameter of type 'bigint'.
@ -76,6 +111,16 @@ tests/cases/compiler/bigintWithLib.ts(43,26): error TS2345: Argument of type '12
// Test emitted declarations files
const w = 12n; // should emit as const w = 12n
~
!!! error TS1351: An identifier cannot follow a numeric literal.
const x = -12n; // should emit as const x = -12n
~
!!! error TS1351: An identifier cannot follow a numeric literal.
const y: 12n = 12n; // should emit type 12n
let z = 12n; // should emit type bigint in declaration file
~
!!! error TS1351: An identifier cannot follow a numeric literal.
~
!!! error TS1351: An identifier cannot follow a numeric literal.
let z = 12n; // should emit type bigint in declaration file
~
!!! error TS1351: An identifier cannot follow a numeric literal.

68
tests/baselines/reference/bigintWithoutLib.errors.txt
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@ -2,18 +2,16 @@ tests/cases/compiler/bigintWithoutLib.ts(4,25): error TS2304: Cannot find name '
tests/cases/compiler/bigintWithoutLib.ts(5,13): error TS2304: Cannot find name 'BigInt'.
tests/cases/compiler/bigintWithoutLib.ts(6,5): error TS2304: Cannot find name 'BigInt'.
tests/cases/compiler/bigintWithoutLib.ts(7,13): error TS2304: Cannot find name 'BigInt'.
tests/cases/compiler/bigintWithoutLib.ts(7,30): error TS2737: BigInt literals are not available when targeting lower than ESNext.
tests/cases/compiler/bigintWithoutLib.ts(8,13): error TS2304: Cannot find name 'BigInt'.
tests/cases/compiler/bigintWithoutLib.ts(8,31): error TS2737: BigInt literals are not available when targeting lower than ESNext.
tests/cases/compiler/bigintWithoutLib.ts(9,1): error TS2322: Type 'Object' is not assignable to type 'bigint'.
tests/cases/compiler/bigintWithoutLib.ts(11,13): error TS2554: Expected 0 arguments, but got 1.
tests/cases/compiler/bigintWithoutLib.ts(15,18): error TS2304: Cannot find name 'BigInt64Array'.
tests/cases/compiler/bigintWithoutLib.ts(15,38): error TS2552: Cannot find name 'BigInt64Array'. Did you mean 'bigIntArray'?
tests/cases/compiler/bigintWithoutLib.ts(16,19): error TS2552: Cannot find name 'BigInt64Array'. Did you mean 'bigIntArray'?
tests/cases/compiler/bigintWithoutLib.ts(17,19): error TS2552: Cannot find name 'BigInt64Array'. Did you mean 'bigIntArray'?
tests/cases/compiler/bigintWithoutLib.ts(17,34): error TS2737: BigInt literals are not available when targeting lower than ESNext.
tests/cases/compiler/bigintWithoutLib.ts(17,38): error TS2737: BigInt literals are not available when targeting lower than ESNext.
tests/cases/compiler/bigintWithoutLib.ts(17,42): error TS2737: BigInt literals are not available when targeting lower than ESNext.
tests/cases/compiler/bigintWithoutLib.ts(17,35): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/bigintWithoutLib.ts(17,39): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/bigintWithoutLib.ts(17,43): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/bigintWithoutLib.ts(18,19): error TS2552: Cannot find name 'BigInt64Array'. Did you mean 'bigIntArray'?
tests/cases/compiler/bigintWithoutLib.ts(19,19): error TS2304: Cannot find name 'BigInt64Array'.
tests/cases/compiler/bigintWithoutLib.ts(20,19): error TS2304: Cannot find name 'BigInt64Array'.
@ -22,22 +20,22 @@ tests/cases/compiler/bigintWithoutLib.ts(27,19): error TS2304: Cannot find name
tests/cases/compiler/bigintWithoutLib.ts(27,40): error TS2304: Cannot find name 'BigUint64Array'.
tests/cases/compiler/bigintWithoutLib.ts(28,20): error TS2304: Cannot find name 'BigUint64Array'.
tests/cases/compiler/bigintWithoutLib.ts(29,20): error TS2304: Cannot find name 'BigUint64Array'.
tests/cases/compiler/bigintWithoutLib.ts(29,36): error TS2737: BigInt literals are not available when targeting lower than ESNext.
tests/cases/compiler/bigintWithoutLib.ts(29,40): error TS2737: BigInt literals are not available when targeting lower than ESNext.
tests/cases/compiler/bigintWithoutLib.ts(29,44): error TS2737: BigInt literals are not available when targeting lower than ESNext.
tests/cases/compiler/bigintWithoutLib.ts(29,37): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/bigintWithoutLib.ts(29,41): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/bigintWithoutLib.ts(29,45): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/bigintWithoutLib.ts(30,20): error TS2304: Cannot find name 'BigUint64Array'.
tests/cases/compiler/bigintWithoutLib.ts(31,20): error TS2304: Cannot find name 'BigUint64Array'.
tests/cases/compiler/bigintWithoutLib.ts(32,20): error TS2304: Cannot find name 'BigUint64Array'.
tests/cases/compiler/bigintWithoutLib.ts(33,20): error TS2304: Cannot find name 'BigUint64Array'.
tests/cases/compiler/bigintWithoutLib.ts(40,10): error TS2339: Property 'setBigInt64' does not exist on type 'DataView'.
tests/cases/compiler/bigintWithoutLib.ts(40,26): error TS2737: BigInt literals are not available when targeting lower than ESNext.
tests/cases/compiler/bigintWithoutLib.ts(40,27): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/bigintWithoutLib.ts(41,10): error TS2339: Property 'setBigInt64' does not exist on type 'DataView'.
tests/cases/compiler/bigintWithoutLib.ts(41,26): error TS2737: BigInt literals are not available when targeting lower than ESNext.
tests/cases/compiler/bigintWithoutLib.ts(41,27): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/bigintWithoutLib.ts(42,10): error TS2339: Property 'setBigInt64' does not exist on type 'DataView'.
tests/cases/compiler/bigintWithoutLib.ts(43,10): error TS2339: Property 'setBigUint64' does not exist on type 'DataView'.
tests/cases/compiler/bigintWithoutLib.ts(43,26): error TS2737: BigInt literals are not available when targeting lower than ESNext.
tests/cases/compiler/bigintWithoutLib.ts(43,29): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/bigintWithoutLib.ts(44,10): error TS2339: Property 'setBigUint64' does not exist on type 'DataView'.
tests/cases/compiler/bigintWithoutLib.ts(44,26): error TS2737: BigInt literals are not available when targeting lower than ESNext.
tests/cases/compiler/bigintWithoutLib.ts(44,29): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/bigintWithoutLib.ts(45,10): error TS2339: Property 'setBigUint64' does not exist on type 'DataView'.
tests/cases/compiler/bigintWithoutLib.ts(46,22): error TS2339: Property 'getBigInt64' does not exist on type 'DataView'.
tests/cases/compiler/bigintWithoutLib.ts(47,22): error TS2339: Property 'getBigInt64' does not exist on type 'DataView'.
@ -45,7 +43,7 @@ tests/cases/compiler/bigintWithoutLib.ts(48,22): error TS2339: Property 'getBigU
tests/cases/compiler/bigintWithoutLib.ts(49,22): error TS2339: Property 'getBigUint64' does not exist on type 'DataView'.
==== tests/cases/compiler/bigintWithoutLib.ts (45 errors) ====
==== tests/cases/compiler/bigintWithoutLib.ts (43 errors) ====
// Every line should error because these builtins are not declared
// Test BigInt functions
@ -61,13 +59,9 @@ tests/cases/compiler/bigintWithoutLib.ts(49,22): error TS2339: Property 'getBigU
bigintVal = BigInt.asIntN(8, 0xFFFFn);
~~~~~~
!!! error TS2304: Cannot find name 'BigInt'.
~~~~~~~
!!! error TS2737: BigInt literals are not available when targeting lower than ESNext.
bigintVal = BigInt.asUintN(8, 0xFFFFn);
~~~~~~
!!! error TS2304: Cannot find name 'BigInt'.
~~~~~~~
!!! error TS2737: BigInt literals are not available when targeting lower than ESNext.
bigintVal = bigintVal.valueOf(); // should error - bigintVal inferred as {}
~~~~~~~~~
!!! error TS2322: Type 'Object' is not assignable to type 'bigint'.
@ -92,12 +86,12 @@ tests/cases/compiler/bigintWithoutLib.ts(49,22): error TS2339: Property 'getBigU
~~~~~~~~~~~~~
!!! error TS2552: Cannot find name 'BigInt64Array'. Did you mean 'bigIntArray'?
!!! related TS2728 tests/cases/compiler/bigintWithoutLib.ts:15:5: 'bigIntArray' is declared here.
~~
!!! error TS2737: BigInt literals are not available when targeting lower than ESNext.
~~
!!! error TS2737: BigInt literals are not available when targeting lower than ESNext.
~~
!!! error TS2737: BigInt literals are not available when targeting lower than ESNext.
~
!!! error TS1351: An identifier cannot follow a numeric literal.
~
!!! error TS1351: An identifier cannot follow a numeric literal.
~
!!! error TS1351: An identifier cannot follow a numeric literal.
bigIntArray = new BigInt64Array([1, 2, 3]);
~~~~~~~~~~~~~
!!! error TS2552: Cannot find name 'BigInt64Array'. Did you mean 'bigIntArray'?
@ -127,12 +121,12 @@ tests/cases/compiler/bigintWithoutLib.ts(49,22): error TS2339: Property 'getBigU
bigUintArray = new BigUint64Array([1n, 2n, 3n]);
~~~~~~~~~~~~~~
!!! error TS2304: Cannot find name 'BigUint64Array'.
~~
!!! error TS2737: BigInt literals are not available when targeting lower than ESNext.
~~
!!! error TS2737: BigInt literals are not available when targeting lower than ESNext.
~~
!!! error TS2737: BigInt literals are not available when targeting lower than ESNext.
~
!!! error TS1351: An identifier cannot follow a numeric literal.
~
!!! error TS1351: An identifier cannot follow a numeric literal.
~
!!! error TS1351: An identifier cannot follow a numeric literal.
bigUintArray = new BigUint64Array([1, 2, 3]);
~~~~~~~~~~~~~~
!!! error TS2304: Cannot find name 'BigUint64Array'.
@ -154,26 +148,26 @@ tests/cases/compiler/bigintWithoutLib.ts(49,22): error TS2339: Property 'getBigU
dataView.setBigInt64(1, -1n);
~~~~~~~~~~~
!!! error TS2339: Property 'setBigInt64' does not exist on type 'DataView'.
~~
!!! error TS2737: BigInt literals are not available when targeting lower than ESNext.
~
!!! error TS1351: An identifier cannot follow a numeric literal.
dataView.setBigInt64(1, -1n, true);
~~~~~~~~~~~
!!! error TS2339: Property 'setBigInt64' does not exist on type 'DataView'.
~~
!!! error TS2737: BigInt literals are not available when targeting lower than ESNext.
~
!!! error TS1351: An identifier cannot follow a numeric literal.
dataView.setBigInt64(1, -1);
~~~~~~~~~~~
!!! error TS2339: Property 'setBigInt64' does not exist on type 'DataView'.
dataView.setBigUint64(2, 123n);
~~~~~~~~~~~~
!!! error TS2339: Property 'setBigUint64' does not exist on type 'DataView'.
~~~~
!!! error TS2737: BigInt literals are not available when targeting lower than ESNext.
~
!!! error TS1351: An identifier cannot follow a numeric literal.
dataView.setBigUint64(2, 123n, true);
~~~~~~~~~~~~
!!! error TS2339: Property 'setBigUint64' does not exist on type 'DataView'.
~~~~
!!! error TS2737: BigInt literals are not available when targeting lower than ESNext.
~
!!! error TS1351: An identifier cannot follow a numeric literal.
dataView.setBigUint64(2, 123);
~~~~~~~~~~~~
!!! error TS2339: Property 'setBigUint64' does not exist on type 'DataView'.

74
tests/baselines/reference/identifierStartAfterNumericLiteral.errors.txt Normal file
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@ -0,0 +1,74 @@
tests/cases/compiler/identifierStartAfterNumericLiteral.ts(1,16): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/identifierStartAfterNumericLiteral.ts(3,2): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/identifierStartAfterNumericLiteral.ts(3,2): error TS2304: Cannot find name 'a'.
tests/cases/compiler/identifierStartAfterNumericLiteral.ts(4,3): error TS1124: Digit expected.
tests/cases/compiler/identifierStartAfterNumericLiteral.ts(4,4): error TS2538: Type 'null' cannot be used as an index type.
tests/cases/compiler/identifierStartAfterNumericLiteral.ts(5,2): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/identifierStartAfterNumericLiteral.ts(6,3): error TS1124: Digit expected.
tests/cases/compiler/identifierStartAfterNumericLiteral.ts(6,3): error TS2304: Cannot find name 'n'.
tests/cases/compiler/identifierStartAfterNumericLiteral.ts(7,2): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/identifierStartAfterNumericLiteral.ts(7,2): error TS2304: Cannot find name 'a'.
tests/cases/compiler/identifierStartAfterNumericLiteral.ts(8,3): error TS1124: Digit expected.
tests/cases/compiler/identifierStartAfterNumericLiteral.ts(10,3): error TS1124: Digit expected.
tests/cases/compiler/identifierStartAfterNumericLiteral.ts(10,3): error TS2304: Cannot find name 'e'.
tests/cases/compiler/identifierStartAfterNumericLiteral.ts(11,2): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/identifierStartAfterNumericLiteral.ts(12,2): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/identifierStartAfterNumericLiteral.ts(12,3): error TS1005: ';' expected.
tests/cases/compiler/identifierStartAfterNumericLiteral.ts(13,2): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/identifierStartAfterNumericLiteral.ts(13,3): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/identifierStartAfterNumericLiteral.ts(13,3): error TS2304: Cannot find name 'a'.
==== tests/cases/compiler/identifierStartAfterNumericLiteral.ts (19 errors) ====
let valueIn = 3in[null];
~
!!! error TS1351: An identifier cannot follow a numeric literal.
3a[null]
~
!!! error TS1351: An identifier cannot follow a numeric literal.
~
!!! error TS2304: Cannot find name 'a'.
3e[null]
!!! error TS1124: Digit expected.
~~~~
!!! error TS2538: Type 'null' cannot be used as an index type.
3in[null]
~
!!! error TS1351: An identifier cannot follow a numeric literal.
3en[null]
!!! error TS1124: Digit expected.
~
!!! error TS2304: Cannot find name 'n'.
1a
~
!!! error TS1351: An identifier cannot follow a numeric literal.
~
!!! error TS2304: Cannot find name 'a'.
1e
!!! error TS1124: Digit expected.
1e9
1ee
!!! error TS1124: Digit expected.
~
!!! error TS2304: Cannot find name 'e'.
1n
~
!!! error TS1351: An identifier cannot follow a numeric literal.
2n2
~
!!! error TS1351: An identifier cannot follow a numeric literal.
~
!!! error TS1005: ';' expected.
2na
~
!!! error TS1351: An identifier cannot follow a numeric literal.
~
!!! error TS1351: An identifier cannot follow a numeric literal.
~
!!! error TS2304: Cannot find name 'a'.

35
tests/baselines/reference/identifierStartAfterNumericLiteral.js Normal file
View File

@ -0,0 +1,35 @@
//// [identifierStartAfterNumericLiteral.ts]
let valueIn = 3in[null];
3a[null]
3e[null]
3in[null]
3en[null]
1a
1e
1e9
1ee
1n
2n2
2na
//// [identifierStartAfterNumericLiteral.js]
var valueIn = 3 in [null];
3;
a[null];
3e[null];
3 in [null];
3e;
n[null];
1;
a;
1e;
1e9;
1e;
e;
1n;
2n;
2;
2n;
a;

16
tests/baselines/reference/identifierStartAfterNumericLiteral.symbols Normal file
View File

@ -0,0 +1,16 @@
=== tests/cases/compiler/identifierStartAfterNumericLiteral.ts ===
let valueIn = 3in[null];
>valueIn : Symbol(valueIn, Decl(identifierStartAfterNumericLiteral.ts, 0, 3))
3a[null]
3e[null]
3in[null]
3en[null]
1a
1e
1e9
1ee
1n
2n2
2na

56
tests/baselines/reference/identifierStartAfterNumericLiteral.types Normal file
View File

@ -0,0 +1,56 @@
=== tests/cases/compiler/identifierStartAfterNumericLiteral.ts ===
let valueIn = 3in[null];
>valueIn : boolean
>3in[null] : boolean
>3 : 3
>[null] : null[]
>null : null
3a[null]
>3 : 3
>a[null] : any
>a : any
>null : null
3e[null]
>3e[null] : any
>3e : 3
>null : null
3in[null]
>3in[null] : boolean
>3 : 3
>[null] : null[]
>null : null
3en[null]
>3e : 3
>n[null] : any
>n : any
>null : null
1a
>1 : 1
>a : any
1e
>1e : 1
1e9
>1e9 : 1000000000
1ee
>1e : 1
>e : any
1n
>1n : 1n
2n2
>2n : 2n
>2 : 2
2na
>2n : 2n
>a : any

254
tests/baselines/reference/numberVsBigIntOperations.errors.txt
View File

@ -1,51 +1,124 @@
tests/cases/compiler/numberVsBigIntOperations.ts(2,15): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/numberVsBigIntOperations.ts(3,11): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/numberVsBigIntOperations.ts(3,14): error TS2322: Type '2' is not assignable to type 'bigint'.
tests/cases/compiler/numberVsBigIntOperations.ts(3,26): error TS2322: Type '1n' is not assignable to type 'number'.
tests/cases/compiler/numberVsBigIntOperations.ts(3,33): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/numberVsBigIntOperations.ts(4,12): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/numberVsBigIntOperations.ts(4,15): error TS2365: Operator '+=' cannot be applied to types 'bigint' and '2'.
tests/cases/compiler/numberVsBigIntOperations.ts(4,28): error TS2365: Operator '+=' cannot be applied to types 'number' and '1n'.
tests/cases/compiler/numberVsBigIntOperations.ts(4,36): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/numberVsBigIntOperations.ts(5,12): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/numberVsBigIntOperations.ts(5,15): error TS2365: Operator '-=' cannot be applied to types 'bigint' and '2'.
tests/cases/compiler/numberVsBigIntOperations.ts(5,28): error TS2365: Operator '-=' cannot be applied to types 'number' and '1n'.
tests/cases/compiler/numberVsBigIntOperations.ts(5,36): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/numberVsBigIntOperations.ts(6,12): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/numberVsBigIntOperations.ts(6,15): error TS2365: Operator '*=' cannot be applied to types 'bigint' and '2'.
tests/cases/compiler/numberVsBigIntOperations.ts(6,28): error TS2365: Operator '*=' cannot be applied to types 'number' and '1n'.
tests/cases/compiler/numberVsBigIntOperations.ts(6,36): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/numberVsBigIntOperations.ts(7,12): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/numberVsBigIntOperations.ts(7,15): error TS2365: Operator '/=' cannot be applied to types 'bigint' and '2'.
tests/cases/compiler/numberVsBigIntOperations.ts(7,28): error TS2365: Operator '/=' cannot be applied to types 'number' and '1n'.
tests/cases/compiler/numberVsBigIntOperations.ts(7,36): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/numberVsBigIntOperations.ts(8,12): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/numberVsBigIntOperations.ts(8,15): error TS2365: Operator '%=' cannot be applied to types 'bigint' and '2'.
tests/cases/compiler/numberVsBigIntOperations.ts(8,28): error TS2365: Operator '%=' cannot be applied to types 'number' and '1n'.
tests/cases/compiler/numberVsBigIntOperations.ts(8,36): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/numberVsBigIntOperations.ts(9,13): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/numberVsBigIntOperations.ts(9,16): error TS2365: Operator '**=' cannot be applied to types 'bigint' and '2'.
tests/cases/compiler/numberVsBigIntOperations.ts(9,30): error TS2365: Operator '**=' cannot be applied to types 'number' and '1n'.
tests/cases/compiler/numberVsBigIntOperations.ts(9,39): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/numberVsBigIntOperations.ts(10,13): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/numberVsBigIntOperations.ts(10,16): error TS2365: Operator '<<=' cannot be applied to types 'bigint' and '2'.
tests/cases/compiler/numberVsBigIntOperations.ts(10,30): error TS2365: Operator '<<=' cannot be applied to types 'number' and '1n'.
tests/cases/compiler/numberVsBigIntOperations.ts(10,39): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/numberVsBigIntOperations.ts(11,13): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/numberVsBigIntOperations.ts(11,16): error TS2365: Operator '>>=' cannot be applied to types 'bigint' and '2'.
tests/cases/compiler/numberVsBigIntOperations.ts(11,30): error TS2365: Operator '>>=' cannot be applied to types 'number' and '1n'.
tests/cases/compiler/numberVsBigIntOperations.ts(11,39): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/numberVsBigIntOperations.ts(12,12): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/numberVsBigIntOperations.ts(12,15): error TS2365: Operator '&=' cannot be applied to types 'bigint' and '2'.
tests/cases/compiler/numberVsBigIntOperations.ts(12,28): error TS2365: Operator '&=' cannot be applied to types 'number' and '1n'.
tests/cases/compiler/numberVsBigIntOperations.ts(12,36): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/numberVsBigIntOperations.ts(13,12): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/numberVsBigIntOperations.ts(13,15): error TS2365: Operator '^=' cannot be applied to types 'bigint' and '2'.
tests/cases/compiler/numberVsBigIntOperations.ts(13,28): error TS2365: Operator '^=' cannot be applied to types 'number' and '1n'.
tests/cases/compiler/numberVsBigIntOperations.ts(13,36): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/numberVsBigIntOperations.ts(14,12): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/numberVsBigIntOperations.ts(14,15): error TS2365: Operator '|=' cannot be applied to types 'bigint' and '2'.
tests/cases/compiler/numberVsBigIntOperations.ts(14,28): error TS2365: Operator '|=' cannot be applied to types 'number' and '1n'.
tests/cases/compiler/numberVsBigIntOperations.ts(14,36): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/numberVsBigIntOperations.ts(15,11): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/numberVsBigIntOperations.ts(15,16): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/numberVsBigIntOperations.ts(15,32): error TS2365: Operator '+' cannot be applied to types '1' and '2n'.
tests/cases/compiler/numberVsBigIntOperations.ts(15,37): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/numberVsBigIntOperations.ts(15,40): error TS2365: Operator '+' cannot be applied to types '1n' and '2'.
tests/cases/compiler/numberVsBigIntOperations.ts(15,41): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/numberVsBigIntOperations.ts(16,11): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/numberVsBigIntOperations.ts(16,16): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/numberVsBigIntOperations.ts(16,32): error TS2365: Operator '-' cannot be applied to types '1' and '2n'.
tests/cases/compiler/numberVsBigIntOperations.ts(16,37): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/numberVsBigIntOperations.ts(16,40): error TS2365: Operator '-' cannot be applied to types '1n' and '2'.
tests/cases/compiler/numberVsBigIntOperations.ts(16,41): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/numberVsBigIntOperations.ts(17,11): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/numberVsBigIntOperations.ts(17,16): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/numberVsBigIntOperations.ts(17,32): error TS2365: Operator '*' cannot be applied to types '1' and '2n'.
tests/cases/compiler/numberVsBigIntOperations.ts(17,37): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/numberVsBigIntOperations.ts(17,40): error TS2365: Operator '*' cannot be applied to types '1n' and '2'.
tests/cases/compiler/numberVsBigIntOperations.ts(17,41): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/numberVsBigIntOperations.ts(18,11): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/numberVsBigIntOperations.ts(18,16): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/numberVsBigIntOperations.ts(18,32): error TS2365: Operator '/' cannot be applied to types '1' and '2n'.
tests/cases/compiler/numberVsBigIntOperations.ts(18,37): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/numberVsBigIntOperations.ts(18,40): error TS2365: Operator '/' cannot be applied to types '1n' and '2'.
tests/cases/compiler/numberVsBigIntOperations.ts(18,41): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/numberVsBigIntOperations.ts(19,11): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/numberVsBigIntOperations.ts(19,16): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/numberVsBigIntOperations.ts(19,32): error TS2365: Operator '%' cannot be applied to types '1' and '2n'.
tests/cases/compiler/numberVsBigIntOperations.ts(19,37): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/numberVsBigIntOperations.ts(19,40): error TS2365: Operator '%' cannot be applied to types '1n' and '2'.
tests/cases/compiler/numberVsBigIntOperations.ts(19,41): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/numberVsBigIntOperations.ts(20,11): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/numberVsBigIntOperations.ts(20,17): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/numberVsBigIntOperations.ts(20,34): error TS2365: Operator '**' cannot be applied to types '1' and '2n'.
tests/cases/compiler/numberVsBigIntOperations.ts(20,40): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/numberVsBigIntOperations.ts(20,43): error TS2365: Operator '**' cannot be applied to types '1n' and '2'.
tests/cases/compiler/numberVsBigIntOperations.ts(20,44): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/numberVsBigIntOperations.ts(21,11): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/numberVsBigIntOperations.ts(21,16): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/numberVsBigIntOperations.ts(21,32): error TS2365: Operator '&' cannot be applied to types '1' and '2n'.
tests/cases/compiler/numberVsBigIntOperations.ts(21,37): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/numberVsBigIntOperations.ts(21,40): error TS2365: Operator '&' cannot be applied to types '1n' and '2'.
tests/cases/compiler/numberVsBigIntOperations.ts(21,41): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/numberVsBigIntOperations.ts(22,11): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/numberVsBigIntOperations.ts(22,16): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/numberVsBigIntOperations.ts(22,32): error TS2365: Operator '|' cannot be applied to types '1' and '2n'.
tests/cases/compiler/numberVsBigIntOperations.ts(22,37): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/numberVsBigIntOperations.ts(22,40): error TS2365: Operator '|' cannot be applied to types '1n' and '2'.
tests/cases/compiler/numberVsBigIntOperations.ts(22,41): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/numberVsBigIntOperations.ts(23,11): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/numberVsBigIntOperations.ts(23,16): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/numberVsBigIntOperations.ts(23,32): error TS2365: Operator '^' cannot be applied to types '1' and '2n'.
tests/cases/compiler/numberVsBigIntOperations.ts(23,37): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/numberVsBigIntOperations.ts(23,40): error TS2365: Operator '^' cannot be applied to types '1n' and '2'.
tests/cases/compiler/numberVsBigIntOperations.ts(23,41): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/numberVsBigIntOperations.ts(24,11): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/numberVsBigIntOperations.ts(24,17): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/numberVsBigIntOperations.ts(24,34): error TS2365: Operator '<<' cannot be applied to types '1' and '2n'.
tests/cases/compiler/numberVsBigIntOperations.ts(24,40): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/numberVsBigIntOperations.ts(24,43): error TS2365: Operator '<<' cannot be applied to types '1n' and '2'.
tests/cases/compiler/numberVsBigIntOperations.ts(24,44): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/numberVsBigIntOperations.ts(25,11): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/numberVsBigIntOperations.ts(25,17): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/numberVsBigIntOperations.ts(25,34): error TS2365: Operator '>>' cannot be applied to types '1' and '2n'.
tests/cases/compiler/numberVsBigIntOperations.ts(25,40): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/numberVsBigIntOperations.ts(25,43): error TS2365: Operator '>>' cannot be applied to types '1n' and '2'.
tests/cases/compiler/numberVsBigIntOperations.ts(25,44): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/numberVsBigIntOperations.ts(29,37): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/numberVsBigIntOperations.ts(29,68): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/numberVsBigIntOperations.ts(38,1): error TS2365: Operator '>>>=' cannot be applied to types 'bigint' and '1n'.
tests/cases/compiler/numberVsBigIntOperations.ts(38,14): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/numberVsBigIntOperations.ts(39,10): error TS2365: Operator '>>>' cannot be applied to types 'bigint' and '1n'.
tests/cases/compiler/numberVsBigIntOperations.ts(39,22): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/numberVsBigIntOperations.ts(40,8): error TS2736: Operator '+' cannot be applied to type 'bigint'.
tests/cases/compiler/numberVsBigIntOperations.ts(50,10): error TS2367: This condition will always return 'false' since the types 'bigint' and 'number' have no overlap.
tests/cases/compiler/numberVsBigIntOperations.ts(51,10): error TS2367: This condition will always return 'true' since the types 'bigint' and 'number' have no overlap.
@ -55,137 +128,286 @@ tests/cases/compiler/numberVsBigIntOperations.ts(56,7): error TS2362: The left-h
tests/cases/compiler/numberVsBigIntOperations.ts(56,27): error TS2363: The right-hand side of an arithmetic operation must be of type 'any', 'number', 'bigint' or an enum type.
tests/cases/compiler/numberVsBigIntOperations.ts(57,1): error TS2362: The left-hand side of an arithmetic operation must be of type 'any', 'number', 'bigint' or an enum type.
tests/cases/compiler/numberVsBigIntOperations.ts(57,1): error TS2365: Operator '&' cannot be applied to types '"3"' and '5n'.
tests/cases/compiler/numberVsBigIntOperations.ts(57,8): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/numberVsBigIntOperations.ts(57,11): error TS2365: Operator '**' cannot be applied to types '2n' and 'false'.
tests/cases/compiler/numberVsBigIntOperations.ts(57,12): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/numberVsBigIntOperations.ts(57,17): error TS2363: The right-hand side of an arithmetic operation must be of type 'any', 'number', 'bigint' or an enum type.
tests/cases/compiler/numberVsBigIntOperations.ts(60,1): error TS2365: Operator '+' cannot be applied to types 'number | bigint' and 'number | bigint'.
tests/cases/compiler/numberVsBigIntOperations.ts(61,1): error TS2365: Operator '<<' cannot be applied to types 'number | bigint' and 'number | bigint'.
tests/cases/compiler/numberVsBigIntOperations.ts(70,2): error TS2736: Operator '+' cannot be applied to type 'number | bigint'.
tests/cases/compiler/numberVsBigIntOperations.ts(86,7): error TS1155: 'const' declarations must be initialized.
tests/cases/compiler/numberVsBigIntOperations.ts(93,7): error TS1155: 'const' declarations must be initialized.
tests/cases/compiler/numberVsBigIntOperations.ts(84,22): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/numberVsBigIntOperations.ts(84,27): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/numberVsBigIntOperations.ts(84,47): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/numberVsBigIntOperations.ts(84,52): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/numberVsBigIntOperations.ts(86,26): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/numberVsBigIntOperations.ts(91,24): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/numberVsBigIntOperations.ts(93,22): error TS1351: An identifier cannot follow a numeric literal.
==== tests/cases/compiler/numberVsBigIntOperations.ts (64 errors) ====
==== tests/cases/compiler/numberVsBigIntOperations.ts (144 errors) ====
// Cannot mix bigints and numbers
let bigInt = 1n, num = 2;
~
!!! error TS1351: An identifier cannot follow a numeric literal.
bigInt = 1n; bigInt = 2; num = 1n; num = 2;
~
!!! error TS1351: An identifier cannot follow a numeric literal.
~~~~~~
!!! error TS2322: Type '2' is not assignable to type 'bigint'.
~~~
!!! error TS2322: Type '1n' is not assignable to type 'number'.
~
!!! error TS1351: An identifier cannot follow a numeric literal.
bigInt += 1n; bigInt += 2; num += 1n; num += 2;
~
!!! error TS1351: An identifier cannot follow a numeric literal.
~~~~~~~~~~~
!!! error TS2365: Operator '+=' cannot be applied to types 'bigint' and '2'.
~~~~~~~~~
!!! error TS2365: Operator '+=' cannot be applied to types 'number' and '1n'.
~
!!! error TS1351: An identifier cannot follow a numeric literal.
bigInt -= 1n; bigInt -= 2; num -= 1n; num -= 2;
~
!!! error TS1351: An identifier cannot follow a numeric literal.
~~~~~~~~~~~
!!! error TS2365: Operator '-=' cannot be applied to types 'bigint' and '2'.
~~~~~~~~~
!!! error TS2365: Operator '-=' cannot be applied to types 'number' and '1n'.
~
!!! error TS1351: An identifier cannot follow a numeric literal.
bigInt *= 1n; bigInt *= 2; num *= 1n; num *= 2;
~
!!! error TS1351: An identifier cannot follow a numeric literal.
~~~~~~~~~~~
!!! error TS2365: Operator '*=' cannot be applied to types 'bigint' and '2'.
~~~~~~~~~
!!! error TS2365: Operator '*=' cannot be applied to types 'number' and '1n'.
~
!!! error TS1351: An identifier cannot follow a numeric literal.
bigInt /= 1n; bigInt /= 2; num /= 1n; num /= 2;
~
!!! error TS1351: An identifier cannot follow a numeric literal.
~~~~~~~~~~~
!!! error TS2365: Operator '/=' cannot be applied to types 'bigint' and '2'.
~~~~~~~~~
!!! error TS2365: Operator '/=' cannot be applied to types 'number' and '1n'.
~
!!! error TS1351: An identifier cannot follow a numeric literal.
bigInt %= 1n; bigInt %= 2; num %= 1n; num %= 2;
~
!!! error TS1351: An identifier cannot follow a numeric literal.
~~~~~~~~~~~
!!! error TS2365: Operator '%=' cannot be applied to types 'bigint' and '2'.
~~~~~~~~~
!!! error TS2365: Operator '%=' cannot be applied to types 'number' and '1n'.
~
!!! error TS1351: An identifier cannot follow a numeric literal.
bigInt **= 1n; bigInt **= 2; num **= 1n; num **= 2;
~
!!! error TS1351: An identifier cannot follow a numeric literal.
~~~~~~~~~~~~
!!! error TS2365: Operator '**=' cannot be applied to types 'bigint' and '2'.
~~~~~~~~~~
!!! error TS2365: Operator '**=' cannot be applied to types 'number' and '1n'.
~
!!! error TS1351: An identifier cannot follow a numeric literal.
bigInt <<= 1n; bigInt <<= 2; num <<= 1n; num <<= 2;
~
!!! error TS1351: An identifier cannot follow a numeric literal.
~~~~~~~~~~~~
!!! error TS2365: Operator '<<=' cannot be applied to types 'bigint' and '2'.
~~~~~~~~~~
!!! error TS2365: Operator '<<=' cannot be applied to types 'number' and '1n'.
~
!!! error TS1351: An identifier cannot follow a numeric literal.
bigInt >>= 1n; bigInt >>= 2; num >>= 1n; num >>= 2;
~
!!! error TS1351: An identifier cannot follow a numeric literal.
~~~~~~~~~~~~
!!! error TS2365: Operator '>>=' cannot be applied to types 'bigint' and '2'.
~~~~~~~~~~
!!! error TS2365: Operator '>>=' cannot be applied to types 'number' and '1n'.
~
!!! error TS1351: An identifier cannot follow a numeric literal.
bigInt &= 1n; bigInt &= 2; num &= 1n; num &= 2;
~
!!! error TS1351: An identifier cannot follow a numeric literal.
~~~~~~~~~~~
!!! error TS2365: Operator '&=' cannot be applied to types 'bigint' and '2'.
~~~~~~~~~
!!! error TS2365: Operator '&=' cannot be applied to types 'number' and '1n'.
~
!!! error TS1351: An identifier cannot follow a numeric literal.
bigInt ^= 1n; bigInt ^= 2; num ^= 1n; num ^= 2;
~
!!! error TS1351: An identifier cannot follow a numeric literal.
~~~~~~~~~~~
!!! error TS2365: Operator '^=' cannot be applied to types 'bigint' and '2'.
~~~~~~~~~
!!! error TS2365: Operator '^=' cannot be applied to types 'number' and '1n'.
~
!!! error TS1351: An identifier cannot follow a numeric literal.
bigInt |= 1n; bigInt |= 2; num |= 1n; num |= 2;
~
!!! error TS1351: An identifier cannot follow a numeric literal.
~~~~~~~~~~~
!!! error TS2365: Operator '|=' cannot be applied to types 'bigint' and '2'.
~~~~~~~~~
!!! error TS2365: Operator '|=' cannot be applied to types 'number' and '1n'.
~
!!! error TS1351: An identifier cannot follow a numeric literal.
bigInt = 1n + 2n; num = 1 + 2; 1 + 2n; 1n + 2;
~
!!! error TS1351: An identifier cannot follow a numeric literal.
~
!!! error TS1351: An identifier cannot follow a numeric literal.
~~~~~~
!!! error TS2365: Operator '+' cannot be applied to types '1' and '2n'.
~
!!! error TS1351: An identifier cannot follow a numeric literal.
~~~~~~
!!! error TS2365: Operator '+' cannot be applied to types '1n' and '2'.
~
!!! error TS1351: An identifier cannot follow a numeric literal.
bigInt = 1n - 2n; num = 1 - 2; 1 - 2n; 1n - 2;
~
!!! error TS1351: An identifier cannot follow a numeric literal.
~
!!! error TS1351: An identifier cannot follow a numeric literal.
~~~~~~
!!! error TS2365: Operator '-' cannot be applied to types '1' and '2n'.
~
!!! error TS1351: An identifier cannot follow a numeric literal.
~~~~~~
!!! error TS2365: Operator '-' cannot be applied to types '1n' and '2'.
~
!!! error TS1351: An identifier cannot follow a numeric literal.
bigInt = 1n * 2n; num = 1 * 2; 1 * 2n; 1n * 2;
~
!!! error TS1351: An identifier cannot follow a numeric literal.
~
!!! error TS1351: An identifier cannot follow a numeric literal.
~~~~~~
!!! error TS2365: Operator '*' cannot be applied to types '1' and '2n'.
~
!!! error TS1351: An identifier cannot follow a numeric literal.
~~~~~~
!!! error TS2365: Operator '*' cannot be applied to types '1n' and '2'.
~
!!! error TS1351: An identifier cannot follow a numeric literal.
bigInt = 1n / 2n; num = 1 / 2; 1 / 2n; 1n / 2;
~
!!! error TS1351: An identifier cannot follow a numeric literal.
~
!!! error TS1351: An identifier cannot follow a numeric literal.
~~~~~~
!!! error TS2365: Operator '/' cannot be applied to types '1' and '2n'.
~
!!! error TS1351: An identifier cannot follow a numeric literal.
~~~~~~
!!! error TS2365: Operator '/' cannot be applied to types '1n' and '2'.
~
!!! error TS1351: An identifier cannot follow a numeric literal.
bigInt = 1n % 2n; num = 1 % 2; 1 % 2n; 1n % 2;
~
!!! error TS1351: An identifier cannot follow a numeric literal.
~
!!! error TS1351: An identifier cannot follow a numeric literal.
~~~~~~
!!! error TS2365: Operator '%' cannot be applied to types '1' and '2n'.
~
!!! error TS1351: An identifier cannot follow a numeric literal.
~~~~~~
!!! error TS2365: Operator '%' cannot be applied to types '1n' and '2'.
~
!!! error TS1351: An identifier cannot follow a numeric literal.
bigInt = 1n ** 2n; num = 1 ** 2; 1 ** 2n; 1n ** 2;
~
!!! error TS1351: An identifier cannot follow a numeric literal.
~
!!! error TS1351: An identifier cannot follow a numeric literal.
~~~~~~~
!!! error TS2365: Operator '**' cannot be applied to types '1' and '2n'.
~
!!! error TS1351: An identifier cannot follow a numeric literal.
~~~~~~~
!!! error TS2365: Operator '**' cannot be applied to types '1n' and '2'.
~
!!! error TS1351: An identifier cannot follow a numeric literal.
bigInt = 1n & 2n; num = 1 & 2; 1 & 2n; 1n & 2;
~
!!! error TS1351: An identifier cannot follow a numeric literal.
~
!!! error TS1351: An identifier cannot follow a numeric literal.
~~~~~~
!!! error TS2365: Operator '&' cannot be applied to types '1' and '2n'.
~
!!! error TS1351: An identifier cannot follow a numeric literal.
~~~~~~
!!! error TS2365: Operator '&' cannot be applied to types '1n' and '2'.
~
!!! error TS1351: An identifier cannot follow a numeric literal.
bigInt = 1n | 2n; num = 1 | 2; 1 | 2n; 1n | 2;
~
!!! error TS1351: An identifier cannot follow a numeric literal.
~
!!! error TS1351: An identifier cannot follow a numeric literal.
~~~~~~
!!! error TS2365: Operator '|' cannot be applied to types '1' and '2n'.
~
!!! error TS1351: An identifier cannot follow a numeric literal.
~~~~~~
!!! error TS2365: Operator '|' cannot be applied to types '1n' and '2'.
~
!!! error TS1351: An identifier cannot follow a numeric literal.
bigInt = 1n ^ 2n; num = 1 ^ 2; 1 ^ 2n; 1n ^ 2;
~
!!! error TS1351: An identifier cannot follow a numeric literal.
~
!!! error TS1351: An identifier cannot follow a numeric literal.
~~~~~~
!!! error TS2365: Operator '^' cannot be applied to types '1' and '2n'.
~
!!! error TS1351: An identifier cannot follow a numeric literal.
~~~~~~
!!! error TS2365: Operator '^' cannot be applied to types '1n' and '2'.
~
!!! error TS1351: An identifier cannot follow a numeric literal.
bigInt = 1n << 2n; num = 1 << 2; 1 << 2n; 1n << 2;
~
!!! error TS1351: An identifier cannot follow a numeric literal.
~
!!! error TS1351: An identifier cannot follow a numeric literal.
~~~~~~~
!!! error TS2365: Operator '<<' cannot be applied to types '1' and '2n'.
~
!!! error TS1351: An identifier cannot follow a numeric literal.
~~~~~~~
!!! error TS2365: Operator '<<' cannot be applied to types '1n' and '2'.
~
!!! error TS1351: An identifier cannot follow a numeric literal.
bigInt = 1n >> 2n; num = 1 >> 2; 1 >> 2n; 1n >> 2;
~
!!! error TS1351: An identifier cannot follow a numeric literal.
~
!!! error TS1351: An identifier cannot follow a numeric literal.
~~~~~~~
!!! error TS2365: Operator '>>' cannot be applied to types '1' and '2n'.
~
!!! error TS1351: An identifier cannot follow a numeric literal.
~~~~~~~
!!! error TS2365: Operator '>>' cannot be applied to types '1n' and '2'.
~
!!! error TS1351: An identifier cannot follow a numeric literal.
// Plus should still coerce to strings
let str: string;
str = "abc" + 123; str = "abc" + 123n; str = 123 + "abc"; str = 123n + "abc";
~
!!! error TS1351: An identifier cannot follow a numeric literal.
~
!!! error TS1351: An identifier cannot follow a numeric literal.
// Unary operations allowed on bigints and numbers
bigInt = bigInt++; bigInt = ++bigInt; num = num++; num = ++num;
@ -197,9 +419,13 @@ tests/cases/compiler/numberVsBigIntOperations.ts(93,7): error TS1155: 'const' de
bigInt >>>= 1n; num >>>= 2;
~~~~~~~~~~~~~~
!!! error TS2365: Operator '>>>=' cannot be applied to types 'bigint' and '1n'.
~
!!! error TS1351: An identifier cannot follow a numeric literal.
bigInt = bigInt >>> 1n; num = num >>> 2;
~~~~~~~~~~~~~
!!! error TS2365: Operator '>>>' cannot be applied to types 'bigint' and '1n'.
~
!!! error TS1351: An identifier cannot follow a numeric literal.
num = +bigInt; num = +num; num = +"3";
~~~~~~
!!! error TS2736: Operator '+' cannot be applied to type 'bigint'.
@ -236,8 +462,12 @@ tests/cases/compiler/numberVsBigIntOperations.ts(93,7): error TS1155: 'const' de
!!! error TS2362: The left-hand side of an arithmetic operation must be of type 'any', 'number', 'bigint' or an enum type.
~~~~~~~~
!!! error TS2365: Operator '&' cannot be applied to types '"3"' and '5n'.
~
!!! error TS1351: An identifier cannot follow a numeric literal.
~~~~~~~~~~~
!!! error TS2365: Operator '**' cannot be applied to types '2n' and 'false'.
~
!!! error TS1351: An identifier cannot follow a numeric literal.
~~~~~
!!! error TS2363: The right-hand side of an arithmetic operation must be of type 'any', 'number', 'bigint' or an enum type.
num = ~"3"; num = -false; // should infer number
@ -273,17 +503,27 @@ tests/cases/compiler/numberVsBigIntOperations.ts(93,7): error TS1155: 'const' de
// Distinguishing numbers from bigints with typeof
const isBigInt: (x: 0n | 1n) => bigint = (x: 0n | 1n) => x;
~
!!! error TS1351: An identifier cannot follow a numeric literal.
~
!!! error TS1351: An identifier cannot follow a numeric literal.
~
!!! error TS1351: An identifier cannot follow a numeric literal.
~
!!! error TS1351: An identifier cannot follow a numeric literal.
const isNumber: (x: 0 | 1) => number = (x: 0 | 1) => x;
const zeroOrBigOne: 0 | 1n;
~~~~~~~~~~~~
!!! error TS1155: 'const' declarations must be initialized.
~
!!! error TS1351: An identifier cannot follow a numeric literal.
if (typeof zeroOrBigOne === "bigint") isBigInt(zeroOrBigOne);
else isNumber(zeroOrBigOne);
// Distinguishing truthy from falsy
const isOne = (x: 1 | 1n) => x;
~
!!! error TS1351: An identifier cannot follow a numeric literal.
if (zeroOrBigOne) isOne(zeroOrBigOne);
const bigZeroOrOne: 0n | 1;
~~~~~~~~~~~~
!!! error TS1155: 'const' declarations must be initialized.
~
!!! error TS1351: An identifier cannot follow a numeric literal.
if (bigZeroOrOne) isOne(bigZeroOrOne);

12
tests/baselines/reference/numericLiteralsWithTrailingDecimalPoints01.errors.txt
View File

@ -1,5 +1,5 @@
tests/cases/compiler/numericLiteralsWithTrailingDecimalPoints01.ts(3,3): error TS1005: ';' expected.
tests/cases/compiler/numericLiteralsWithTrailingDecimalPoints01.ts(9,15): error TS1005: ',' expected.
tests/cases/compiler/numericLiteralsWithTrailingDecimalPoints01.ts(3,3): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/numericLiteralsWithTrailingDecimalPoints01.ts(9,15): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/numericLiteralsWithTrailingDecimalPoints01.ts(9,23): error TS1005: ',' expected.
tests/cases/compiler/numericLiteralsWithTrailingDecimalPoints01.ts(9,24): error TS1109: Expression expected.
@ -8,16 +8,16 @@ tests/cases/compiler/numericLiteralsWithTrailingDecimalPoints01.ts(9,24): error
1..toString();
1.0.toString();
1.toString();
~~~~~~~~
!!! error TS1005: ';' expected.
~
!!! error TS1351: An identifier cannot follow a numeric literal.
1.+2.0 + 3. ;
// Preserve whitespace where important for JS compatibility
var i: number = 1;
var test1 = i.toString();
var test2 = 2.toString();
~~~~~~~~
!!! error TS1005: ',' expected.
~
!!! error TS1351: An identifier cannot follow a numeric literal.
~
!!! error TS1005: ',' expected.
~

71
tests/baselines/reference/parseBigInt.errors.txt
View File

@ -1,40 +1,65 @@
tests/cases/compiler/parseBigInt.ts(5,32): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/parseBigInt.ts(11,38): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/parseBigInt.ts(17,33): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/parseBigInt.ts(42,17): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/parseBigInt.ts(43,18): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/parseBigInt.ts(46,17): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/parseBigInt.ts(46,23): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/parseBigInt.ts(47,22): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/parseBigInt.ts(51,20): error TS2736: Operator '+' cannot be applied to type '123n'.
tests/cases/compiler/parseBigInt.ts(51,23): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/parseBigInt.ts(52,23): error TS2736: Operator '+' cannot be applied to type '291n'.
tests/cases/compiler/parseBigInt.ts(56,25): error TS1005: ',' expected.
tests/cases/compiler/parseBigInt.ts(57,25): error TS1005: ',' expected.
tests/cases/compiler/parseBigInt.ts(58,22): error TS1005: ',' expected.
tests/cases/compiler/parseBigInt.ts(59,28): error TS1005: ',' expected.
tests/cases/compiler/parseBigInt.ts(57,25): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/parseBigInt.ts(58,22): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/parseBigInt.ts(59,28): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/parseBigInt.ts(60,23): error TS1177: Binary digit expected.
tests/cases/compiler/parseBigInt.ts(61,20): error TS1178: Octal digit expected.
tests/cases/compiler/parseBigInt.ts(62,20): error TS1125: Hexadecimal digit expected.
tests/cases/compiler/parseBigInt.ts(63,26): error TS2304: Cannot find name '_123n'.
tests/cases/compiler/parseBigInt.ts(64,30): error TS6188: Numeric separators are not allowed here.
tests/cases/compiler/parseBigInt.ts(64,31): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/parseBigInt.ts(65,33): error TS6189: Multiple consecutive numeric separators are not permitted.
tests/cases/compiler/parseBigInt.ts(65,37): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/parseBigInt.ts(68,28): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/parseBigInt.ts(68,33): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/parseBigInt.ts(68,38): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/parseBigInt.ts(68,58): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/parseBigInt.ts(69,15): error TS2345: Argument of type '0n' is not assignable to parameter of type '1n | 3n | 2n'.
tests/cases/compiler/parseBigInt.ts(69,16): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/parseBigInt.ts(69,35): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/parseBigInt.ts(69,54): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/parseBigInt.ts(69,73): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/compiler/parseBigInt.ts(70,15): error TS2345: Argument of type '0' is not assignable to parameter of type '1n | 3n | 2n'.
tests/cases/compiler/parseBigInt.ts(70,34): error TS2345: Argument of type '1' is not assignable to parameter of type '1n | 3n | 2n'.
tests/cases/compiler/parseBigInt.ts(70,53): error TS2345: Argument of type '2' is not assignable to parameter of type '1n | 3n | 2n'.
tests/cases/compiler/parseBigInt.ts(70,72): error TS2345: Argument of type '3' is not assignable to parameter of type '1n | 3n | 2n'.
==== tests/cases/compiler/parseBigInt.ts (17 errors) ====
==== tests/cases/compiler/parseBigInt.ts (36 errors) ====
// All bases should allow "n" suffix
const bin = 0b101, binBig = 0b101n; // 5, 5n
const oct = 0o567, octBig = 0o567n; // 375, 375n
const hex = 0xC0B, hexBig = 0xC0Bn; // 3083, 3083n
const dec = 123, decBig = 123n;
~
!!! error TS1351: An identifier cannot follow a numeric literal.
// Test literals whose values overflow a 53-bit integer
// These should be represented exactly in the emitted JS
const largeBin = 0b10101010101010101010101010101010101010101010101010101010101n; // 384307168202282325n
const largeOct = 0o123456712345671234567n; // 1505852261029722487n
const largeDec = 12345678091234567890n;
~
!!! error TS1351: An identifier cannot follow a numeric literal.
const largeHex = 0x1234567890abcdefn; // 1311768467294899695n
// Test literals with separators
const separatedBin = 0b010_10_1n; // 21n
const separatedOct = 0o1234_567n; // 342391n
const separatedDec = 123_456_789n;
~
!!! error TS1351: An identifier cannot follow a numeric literal.
const separatedHex = 0x0_abcdefn; // 11259375n
// Test parsing literals of different bit sizes
@ -60,17 +85,29 @@ tests/cases/compiler/parseBigInt.ts(70,72): error TS2345: Argument of type '3' i
// Test negative literals
const neg = -123n;
~
!!! error TS1351: An identifier cannot follow a numeric literal.
const negHex: -16n = -0x10n;
~
!!! error TS1351: An identifier cannot follow a numeric literal.
// Test normalization of bigints -- all of these should succeed
const negZero: 0n = -0n;
~
!!! error TS1351: An identifier cannot follow a numeric literal.
~
!!! error TS1351: An identifier cannot follow a numeric literal.
const baseChange: 255n = 0xFFn;
~
!!! error TS1351: An identifier cannot follow a numeric literal.
const leadingZeros: 0xFFn = 0x000000FFn;
// Plus not allowed on literals
const unaryPlus = +123n;
~~~~
!!! error TS2736: Operator '+' cannot be applied to type '123n'.
~
!!! error TS1351: An identifier cannot follow a numeric literal.
const unaryPlusHex = +0x123n;
~~~~~~
!!! error TS2736: Operator '+' cannot be applied to type '291n'.
@ -82,13 +119,13 @@ tests/cases/compiler/parseBigInt.ts(70,72): error TS2345: Argument of type '3' i
!!! error TS1005: ',' expected.
{ const scientific = 1e2n; }
~
!!! error TS1005: ',' expected.
!!! error TS1351: An identifier cannot follow a numeric literal.
{ const decimal = 4.1n; }
~
!!! error TS1005: ',' expected.
!!! error TS1351: An identifier cannot follow a numeric literal.
{ const leadingDecimal = .1n; }
~
!!! error TS1005: ',' expected.
!!! error TS1351: An identifier cannot follow a numeric literal.
const emptyBinary = 0bn; // should error but infer 0n
!!! error TS1177: Binary digit expected.
@ -104,15 +141,35 @@ tests/cases/compiler/parseBigInt.ts(70,72): error TS2345: Argument of type '3' i
const trailingSeparator = 123_n;
~
!!! error TS6188: Numeric separators are not allowed here.
~
!!! error TS1351: An identifier cannot follow a numeric literal.
const doubleSeparator = 123_456__789n;
~
!!! error TS6189: Multiple consecutive numeric separators are not permitted.
~
!!! error TS1351: An identifier cannot follow a numeric literal.
// Using literals as types
const oneTwoOrThree = (x: 1n | 2n | 3n): bigint => x ** 2n;
~
!!! error TS1351: An identifier cannot follow a numeric literal.
~
!!! error TS1351: An identifier cannot follow a numeric literal.
~
!!! error TS1351: An identifier cannot follow a numeric literal.
~
!!! error TS1351: An identifier cannot follow a numeric literal.
oneTwoOrThree(0n); oneTwoOrThree(1n); oneTwoOrThree(2n); oneTwoOrThree(3n);
~~
!!! error TS2345: Argument of type '0n' is not assignable to parameter of type '1n | 3n | 2n'.
~
!!! error TS1351: An identifier cannot follow a numeric literal.
~
!!! error TS1351: An identifier cannot follow a numeric literal.
~
!!! error TS1351: An identifier cannot follow a numeric literal.
~
!!! error TS1351: An identifier cannot follow a numeric literal.
oneTwoOrThree(0); oneTwoOrThree(1); oneTwoOrThree(2); oneTwoOrThree(3);
~
!!! error TS2345: Argument of type '0' is not assignable to parameter of type '1n | 3n | 2n'.

6
tests/baselines/reference/parser.numericSeparators.binaryNegative.errors.txt
View File

@ -1,7 +1,7 @@
tests/cases/conformance/parser/ecmascriptnext/numericSeparators/1.ts(1,5): error TS6188: Numeric separators are not allowed here.
tests/cases/conformance/parser/ecmascriptnext/numericSeparators/2.ts(1,3): error TS6188: Numeric separators are not allowed here.
tests/cases/conformance/parser/ecmascriptnext/numericSeparators/3.ts(1,2): error TS6188: Numeric separators are not allowed here.
tests/cases/conformance/parser/ecmascriptnext/numericSeparators/3.ts(1,3): error TS1005: ';' expected.
tests/cases/conformance/parser/ecmascriptnext/numericSeparators/3.ts(1,3): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/conformance/parser/ecmascriptnext/numericSeparators/3.ts(1,3): error TS2304: Cannot find name 'B0101'.
tests/cases/conformance/parser/ecmascriptnext/numericSeparators/4.ts(1,6): error TS6189: Multiple consecutive numeric separators are not permitted.
tests/cases/conformance/parser/ecmascriptnext/numericSeparators/5.ts(1,13): error TS6189: Multiple consecutive numeric separators are not permitted.
@ -24,8 +24,8 @@ tests/cases/conformance/parser/ecmascriptnext/numericSeparators/6.ts(1,5): error
0_B0101
~
!!! error TS6188: Numeric separators are not allowed here.
~~~~~
!!! error TS1005: ';' expected.
~
!!! error TS1351: An identifier cannot follow a numeric literal.
~~~~~
!!! error TS2304: Cannot find name 'B0101'.

6
tests/baselines/reference/parser.numericSeparators.hexNegative.errors.txt
View File

@ -1,7 +1,7 @@
tests/cases/conformance/parser/ecmascriptnext/numericSeparators/1.ts(1,5): error TS6188: Numeric separators are not allowed here.
tests/cases/conformance/parser/ecmascriptnext/numericSeparators/2.ts(1,3): error TS6188: Numeric separators are not allowed here.
tests/cases/conformance/parser/ecmascriptnext/numericSeparators/3.ts(1,2): error TS6188: Numeric separators are not allowed here.
tests/cases/conformance/parser/ecmascriptnext/numericSeparators/3.ts(1,3): error TS1005: ';' expected.
tests/cases/conformance/parser/ecmascriptnext/numericSeparators/3.ts(1,3): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/conformance/parser/ecmascriptnext/numericSeparators/3.ts(1,3): error TS2304: Cannot find name 'X0101'.
tests/cases/conformance/parser/ecmascriptnext/numericSeparators/4.ts(1,6): error TS6189: Multiple consecutive numeric separators are not permitted.
tests/cases/conformance/parser/ecmascriptnext/numericSeparators/5.ts(1,13): error TS6189: Multiple consecutive numeric separators are not permitted.
@ -24,8 +24,8 @@ tests/cases/conformance/parser/ecmascriptnext/numericSeparators/6.ts(1,5): error
0_X0101
~
!!! error TS6188: Numeric separators are not allowed here.
~~~~~
!!! error TS1005: ';' expected.
~
!!! error TS1351: An identifier cannot follow a numeric literal.
~~~~~
!!! error TS2304: Cannot find name 'X0101'.

6
tests/baselines/reference/parser.numericSeparators.octalNegative.errors.txt
View File

@ -1,7 +1,7 @@
tests/cases/conformance/parser/ecmascriptnext/numericSeparators/1.ts(1,5): error TS6188: Numeric separators are not allowed here.
tests/cases/conformance/parser/ecmascriptnext/numericSeparators/2.ts(1,3): error TS6188: Numeric separators are not allowed here.
tests/cases/conformance/parser/ecmascriptnext/numericSeparators/3.ts(1,2): error TS6188: Numeric separators are not allowed here.
tests/cases/conformance/parser/ecmascriptnext/numericSeparators/3.ts(1,3): error TS1005: ';' expected.
tests/cases/conformance/parser/ecmascriptnext/numericSeparators/3.ts(1,3): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/conformance/parser/ecmascriptnext/numericSeparators/3.ts(1,3): error TS2304: Cannot find name 'O0101'.
tests/cases/conformance/parser/ecmascriptnext/numericSeparators/4.ts(1,6): error TS6189: Multiple consecutive numeric separators are not permitted.
tests/cases/conformance/parser/ecmascriptnext/numericSeparators/5.ts(1,13): error TS6189: Multiple consecutive numeric separators are not permitted.
@ -24,8 +24,8 @@ tests/cases/conformance/parser/ecmascriptnext/numericSeparators/6.ts(1,5): error
0_O0101
~
!!! error TS6188: Numeric separators are not allowed here.
~~~~~
!!! error TS1005: ';' expected.
~
!!! error TS1351: An identifier cannot follow a numeric literal.
~~~~~
!!! error TS2304: Cannot find name 'O0101'.

5
tests/baselines/reference/tsxAttributeInvalidNames.errors.txt
View File

@ -1,4 +1,5 @@
tests/cases/conformance/jsx/file.tsx(10,8): error TS1003: Identifier expected.
tests/cases/conformance/jsx/file.tsx(10,10): error TS1351: An identifier cannot follow a numeric literal.
tests/cases/conformance/jsx/file.tsx(10,10): error TS1005: ';' expected.
tests/cases/conformance/jsx/file.tsx(10,10): error TS2304: Cannot find name 'data'.
tests/cases/conformance/jsx/file.tsx(10,15): error TS2362: The left-hand side of an arithmetic operation must be of type 'any', 'number', 'bigint' or an enum type.
@ -12,7 +13,7 @@ tests/cases/conformance/jsx/file.tsx(11,13): error TS1005: ';' expected.
tests/cases/conformance/jsx/file.tsx(11,20): error TS1161: Unterminated regular expression literal.
==== tests/cases/conformance/jsx/file.tsx (12 errors) ====
==== tests/cases/conformance/jsx/file.tsx (13 errors) ====
declare module JSX {
interface Element { }
interface IntrinsicElements {
@ -25,6 +26,8 @@ tests/cases/conformance/jsx/file.tsx(11,20): error TS1161: Unterminated regular
<test1 32data={32} />;
~~
!!! error TS1003: Identifier expected.
~
!!! error TS1351: An identifier cannot follow a numeric literal.
~~~~
!!! error TS1005: ';' expected.
~~~~

13
tests/cases/compiler/identifierStartAfterNumericLiteral.ts Normal file
View File

@ -0,0 +1,13 @@
let valueIn = 3in[null];
3a[null]
3e[null]
3in[null]
3en[null]
1a
1e
1e9
1ee
1n
2n2
2na