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=== tests/cases/compiler/fatarrowfunctionsOptionalArgsErrors4.ts ===
false ? (arg?: number = 0) => 47 : null;
>false ? (arg?: number = 0) => 47 : null : (arg?: number) => number
>false : false
>(arg?: number = 0) => 47 : (arg?: number) => number
>arg : number
>0 : 0
>47 : 47
>null : null
false ? ((arg?: number = 0) => 57) : null;
>false ? ((arg?: number = 0) => 57) : null : (arg?: number) => number
>false : false
>((arg?: number = 0) => 57) : (arg?: number) => number
>(arg?: number = 0) => 57 : (arg?: number) => number
>arg : number
>0 : 0
>57 : 57
>null : null
false ? null : (arg?: number = 0) => 67;
>false ? null : (arg?: number = 0) => 67 : (arg?: number) => number
>false : false
>null : null
>(arg?: number = 0) => 67 : (arg?: number) => number
>arg : number
>0 : 0
>67 : 67
((arg?:number = 1) => 0) + '' + ((arg?:number = 2) => 106);
>((arg?:number = 1) => 0) + '' + ((arg?:number = 2) => 106) : string
>((arg?:number = 1) => 0) + '' : string
>((arg?:number = 1) => 0) : (arg?: number) => number
>(arg?:number = 1) => 0 : (arg?: number) => number
>arg : number
>1 : 1
>0 : 0
>'' : ""
>((arg?:number = 2) => 106) : (arg?: number) => number
>(arg?:number = 2) => 106 : (arg?: number) => number
>arg : number
>2 : 2
>106 : 106
foo(
>foo( (a) => 110, ((a) => 111), (a) => { return 112; }, (a? ) => 113, (a, b? ) => 114, (a: number) => 115, (a: number = 0) => 116, (a = 0) => 117, (a?: number = 0) => 118, (...a: number[]) => 119, (a, b? = 0, ...c: number[]) => 120, (a) => (b) => (c) => 121, false? (a) => 0 : (b) => 122 ) : any
>foo : any
(a) => 110,
>(a) => 110 : (a: any) => number
>a : any
>110 : 110
((a) => 111),
>((a) => 111) : (a: any) => number
>(a) => 111 : (a: any) => number
>a : any
>111 : 111
(a) => {
>(a) => { return 112; } : (a: any) => number
>a : any
return 112;
>112 : 112
},
(a? ) => 113,
>(a? ) => 113 : (a?: any) => number
>a : any
>113 : 113
(a, b? ) => 114,
>(a, b? ) => 114 : (a: any, b?: any) => number
>a : any
>b : any
>114 : 114
(a: number) => 115,
>(a: number) => 115 : (a: number) => number
>a : number
>115 : 115
(a: number = 0) => 116,
>(a: number = 0) => 116 : (a?: number) => number
>a : number
>0 : 0
>116 : 116
(a = 0) => 117,
>(a = 0) => 117 : (a?: number) => number
>a : number
>0 : 0
>117 : 117
(a?: number = 0) => 118,
>(a?: number = 0) => 118 : (a?: number) => number
>a : number
>0 : 0
>118 : 118
(...a: number[]) => 119,
>(...a: number[]) => 119 : (...a: number[]) => number
>a : number[]
>119 : 119
(a, b? = 0, ...c: number[]) => 120,
>(a, b? = 0, ...c: number[]) => 120 : (a: any, b?: number, ...c: number[]) => number
>a : any
>b : number
>0 : 0
>c : number[]
>120 : 120
(a) => (b) => (c) => 121,
>(a) => (b) => (c) => 121 : (a: any) => (b: any) => (c: any) => number
>a : any
>(b) => (c) => 121 : (b: any) => (c: any) => number
>b : any
>(c) => 121 : (c: any) => number
>c : any
>121 : 121
false? (a) => 0 : (b) => 122
>false? (a) => 0 : (b) => 122 : (a: any) => number
>false : false
>(a) => 0 : (a: any) => number
>a : any
>0 : 0
>(b) => 122 : (b: any) => number
>b : any
>122 : 122
);
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