tests/cases/compiler/constDeclarations_access_2.ts(4,3): error TS2540: Cannot assign to 'x' because it is a read-only property. tests/cases/compiler/constDeclarations_access_2.ts(5,3): error TS2540: Cannot assign to 'x' because it is a read-only property. tests/cases/compiler/constDeclarations_access_2.ts(6,3): error TS2540: Cannot assign to 'x' because it is a read-only property. tests/cases/compiler/constDeclarations_access_2.ts(7,3): error TS2540: Cannot assign to 'x' because it is a read-only property. tests/cases/compiler/constDeclarations_access_2.ts(8,3): error TS2540: Cannot assign to 'x' because it is a read-only property. tests/cases/compiler/constDeclarations_access_2.ts(9,3): error TS2540: Cannot assign to 'x' because it is a read-only property. tests/cases/compiler/constDeclarations_access_2.ts(10,3): error TS2540: Cannot assign to 'x' because it is a read-only property. tests/cases/compiler/constDeclarations_access_2.ts(11,3): error TS2540: Cannot assign to 'x' because it is a read-only property. tests/cases/compiler/constDeclarations_access_2.ts(12,3): error TS2540: Cannot assign to 'x' because it is a read-only property. tests/cases/compiler/constDeclarations_access_2.ts(13,3): error TS2540: Cannot assign to 'x' because it is a read-only property. tests/cases/compiler/constDeclarations_access_2.ts(14,3): error TS2540: Cannot assign to 'x' because it is a read-only property. tests/cases/compiler/constDeclarations_access_2.ts(15,3): error TS2540: Cannot assign to 'x' because it is a read-only property. tests/cases/compiler/constDeclarations_access_2.ts(17,3): error TS2540: Cannot assign to 'x' because it is a read-only property. tests/cases/compiler/constDeclarations_access_2.ts(18,3): error TS2540: Cannot assign to 'x' because it is a read-only property. tests/cases/compiler/constDeclarations_access_2.ts(19,5): error TS2540: Cannot assign to 'x' because it is a read-only property. tests/cases/compiler/constDeclarations_access_2.ts(20,5): error TS2540: Cannot assign to 'x' because it is a read-only property. tests/cases/compiler/constDeclarations_access_2.ts(22,7): error TS2540: Cannot assign to 'x' because it is a read-only property. tests/cases/compiler/constDeclarations_access_2.ts(24,3): error TS2540: Cannot assign to 'x' because it is a read-only property. ==== tests/cases/compiler/constDeclarations_access_2.ts (18 errors) ==== /// import m = require('constDeclarations_access_1'); // Errors m.x = 1; ~ !!! error TS2540: Cannot assign to 'x' because it is a read-only property. m.x += 2; ~ !!! error TS2540: Cannot assign to 'x' because it is a read-only property. m.x -= 3; ~ !!! error TS2540: Cannot assign to 'x' because it is a read-only property. m.x *= 4; ~ !!! error TS2540: Cannot assign to 'x' because it is a read-only property. m.x /= 5; ~ !!! error TS2540: Cannot assign to 'x' because it is a read-only property. m.x %= 6; ~ !!! error TS2540: Cannot assign to 'x' because it is a read-only property. m.x <<= 7; ~ !!! error TS2540: Cannot assign to 'x' because it is a read-only property. m.x >>= 8; ~ !!! error TS2540: Cannot assign to 'x' because it is a read-only property. m.x >>>= 9; ~ !!! error TS2540: Cannot assign to 'x' because it is a read-only property. m.x &= 10; ~ !!! error TS2540: Cannot assign to 'x' because it is a read-only property. m.x |= 11; ~ !!! error TS2540: Cannot assign to 'x' because it is a read-only property. m.x ^= 12; ~ !!! error TS2540: Cannot assign to 'x' because it is a read-only property. m m.x++; ~ !!! error TS2540: Cannot assign to 'x' because it is a read-only property. m.x--; ~ !!! error TS2540: Cannot assign to 'x' because it is a read-only property. ++m.x; ~ !!! error TS2540: Cannot assign to 'x' because it is a read-only property. --m.x; ~ !!! error TS2540: Cannot assign to 'x' because it is a read-only property. ++((m.x)); ~ !!! error TS2540: Cannot assign to 'x' because it is a read-only property. m["x"] = 0; ~~~ !!! error TS2540: Cannot assign to 'x' because it is a read-only property. // OK var a = m.x + 1; function f(v: number) { } f(m.x); if (m.x) { } m.x; (m.x); -m.x; +m.x; m.x.toString(); ==== tests/cases/compiler/constDeclarations_access_1.ts (0 errors) ==== export const x = 0;