1{ 2 "type": "Program", 3 "statements": [ 4 { 5 "type": "VariableDeclaration", 6 "declarations": [ 7 { 8 "type": "VariableDeclarator", 9 "id": { 10 "type": "Identifier", 11 "name": "a", 12 "typeAnnotation": { 13 "type": "TSAnyKeyword", 14 "loc": { 15 "start": { 16 "line": 17, 17 "column": 8 18 }, 19 "end": { 20 "line": 17, 21 "column": 11 22 } 23 } 24 }, 25 "decorators": [], 26 "loc": { 27 "start": { 28 "line": 17, 29 "column": 5 30 }, 31 "end": { 32 "line": 17, 33 "column": 6 34 } 35 } 36 }, 37 "init": null, 38 "loc": { 39 "start": { 40 "line": 17, 41 "column": 5 42 }, 43 "end": { 44 "line": 17, 45 "column": 6 46 } 47 } 48 } 49 ], 50 "kind": "var", 51 "loc": { 52 "start": { 53 "line": 17, 54 "column": 1 55 }, 56 "end": { 57 "line": 17, 58 "column": 12 59 } 60 } 61 }, 62 { 63 "type": "VariableDeclaration", 64 "declarations": [ 65 { 66 "type": "VariableDeclarator", 67 "id": { 68 "type": "Identifier", 69 "name": "a", 70 "typeAnnotation": { 71 "type": "TSNumberKeyword", 72 "loc": { 73 "start": { 74 "line": 18, 75 "column": 8 76 }, 77 "end": { 78 "line": 18, 79 "column": 14 80 } 81 } 82 }, 83 "decorators": [], 84 "loc": { 85 "start": { 86 "line": 18, 87 "column": 5 88 }, 89 "end": { 90 "line": 18, 91 "column": 6 92 } 93 } 94 }, 95 "init": null, 96 "loc": { 97 "start": { 98 "line": 18, 99 "column": 5 100 }, 101 "end": { 102 "line": 18, 103 "column": 6 104 } 105 } 106 } 107 ], 108 "kind": "var", 109 "loc": { 110 "start": { 111 "line": 18, 112 "column": 1 113 }, 114 "end": { 115 "line": 18, 116 "column": 15 117 } 118 } 119 } 120 ], 121 "loc": { 122 "start": { 123 "line": 1, 124 "column": 1 125 }, 126 "end": { 127 "line": 19, 128 "column": 1 129 } 130 } 131} 132TypeError: Subsequent variable declaration must have the same type. Variable 'a' must be of type 'any', but here has type 'number'. [varRedeclaration1.ts:18:5] 133