tests/cases/compiler/fatarrowfunctionsErrors.ts(1,1): error TS2304: Cannot find name 'foo'. tests/cases/compiler/fatarrowfunctionsErrors.ts(2,1): error TS2304: Cannot find name 'foo'. tests/cases/compiler/fatarrowfunctionsErrors.ts(2,8): error TS1005: ',' expected. tests/cases/compiler/fatarrowfunctionsErrors.ts(2,18): error TS1005: ':' expected. tests/cases/compiler/fatarrowfunctionsErrors.ts(2,19): error TS1005: ',' expected. tests/cases/compiler/fatarrowfunctionsErrors.ts(3,1): error TS2304: Cannot find name 'foo'. tests/cases/compiler/fatarrowfunctionsErrors.ts(4,1): error TS2304: Cannot find name 'foo'. tests/cases/compiler/fatarrowfunctionsErrors.ts(5,9): error TS2304: Cannot find name 'x'. tests/cases/compiler/fatarrowfunctionsErrors.ts(5,10): error TS1005: ',' expected. tests/cases/compiler/fatarrowfunctionsErrors.ts(5,18): error TS1005: ';' expected. tests/cases/compiler/fatarrowfunctionsErrors.ts(5,21): error TS2304: Cannot find name 'x'. tests/cases/compiler/fatarrowfunctionsErrors.ts(5,23): error TS2304: Cannot find name 'x'. tests/cases/compiler/fatarrowfunctionsErrors.ts(9,19): error TS1005: '=>' expected. tests/cases/compiler/fatarrowfunctionsErrors.ts(10,27): error TS1005: '=>' expected. tests/cases/compiler/fatarrowfunctionsErrors.ts(11,21): error TS1005: '=>' expected. tests/cases/compiler/fatarrowfunctionsErrors.ts(12,23): error TS1005: '=>' expected. ==== tests/cases/compiler/fatarrowfunctionsErrors.ts (16 errors) ==== foo((...Far:any[])=>{return 0;}) ~~~ !!! error TS2304: Cannot find name 'foo'. foo((1)=>{return 0;}); ~~~ !!! error TS2304: Cannot find name 'foo'. ~~ !!! error TS1005: ',' expected. ~ !!! error TS1005: ':' expected. ~ !!! error TS1005: ',' expected. foo((x?)=>{return x;}) ~~~ !!! error TS2304: Cannot find name 'foo'. foo((x=0)=>{return x;}) ~~~ !!! error TS2304: Cannot find name 'foo'. var y = x:number => x*x; ~ !!! error TS2304: Cannot find name 'x'. ~ !!! error TS1005: ',' expected. ~~ !!! error TS1005: ';' expected. ~ !!! error TS2304: Cannot find name 'x'. ~ !!! error TS2304: Cannot find name 'x'. false? (() => null): null; // missing fatarrow var x1 = () :void {}; ~ !!! error TS1005: '=>' expected. var x2 = (a:number) :void {}; ~ !!! error TS1005: '=>' expected. var x3 = (a:number) {}; ~ !!! error TS1005: '=>' expected. var x4= (...a: any[]) { }; ~ !!! error TS1005: '=>' expected.