Shrey Banga 8a775a32ba Retain trailing comments in array expressions (#10369)
* Retain trailing comments in array expressions

This is a proposed fix for https://github.com/babel/babel/issues/10368
with a simple test.

* Move lastElement in the block where it's used

* Test trailing comment after array expression

* Don't move comments after the array expression

* Retain trailing comment after the array expression
2019-08-28 14:03:37 -04:00

702 lines
17 KiB
JSON

{
"type": "File",
"start": 0,
"end": 229,
"loc": {
"start": {
"line": 1,
"column": 0
},
"end": {
"line": 18,
"column": 10
}
},
"program": {
"type": "Program",
"start": 0,
"end": 229,
"loc": {
"start": {
"line": 1,
"column": 0
},
"end": {
"line": 18,
"column": 10
}
},
"sourceType": "script",
"interpreter": null,
"body": [
{
"type": "VariableDeclaration",
"start": 0,
"end": 76,
"loc": {
"start": {
"line": 1,
"column": 0
},
"end": {
"line": 6,
"column": 1
}
},
"declarations": [
{
"type": "VariableDeclarator",
"start": 6,
"end": 76,
"loc": {
"start": {
"line": 1,
"column": 6
},
"end": {
"line": 6,
"column": 1
}
},
"id": {
"type": "Identifier",
"start": 6,
"end": 17,
"loc": {
"start": {
"line": 1,
"column": 6
},
"end": {
"line": 1,
"column": 17
},
"identifierName": "nonTrailing"
},
"name": "nonTrailing"
},
"init": {
"type": "ArrayExpression",
"start": 20,
"end": 76,
"loc": {
"start": {
"line": 1,
"column": 20
},
"end": {
"line": 6,
"column": 1
}
},
"elements": [
{
"type": "StringLiteral",
"start": 24,
"end": 29,
"loc": {
"start": {
"line": 2,
"column": 2
},
"end": {
"line": 2,
"column": 7
}
},
"extra": {
"rawValue": "One",
"raw": "\"One\""
},
"value": "One"
},
{
"type": "StringLiteral",
"start": 50,
"end": 55,
"loc": {
"start": {
"line": 4,
"column": 2
},
"end": {
"line": 4,
"column": 7
}
},
"extra": {
"rawValue": "Two",
"raw": "\"Two\""
},
"value": "Two",
"leadingComments": [
{
"type": "CommentLine",
"value": " One",
"start": 31,
"end": 37,
"loc": {
"start": {
"line": 2,
"column": 9
},
"end": {
"line": 2,
"column": 15
}
}
},
{
"type": "CommentLine",
"value": " Two",
"start": 41,
"end": 47,
"loc": {
"start": {
"line": 3,
"column": 3
},
"end": {
"line": 3,
"column": 9
}
}
}
],
"trailingComments": [
{
"type": "CommentLine",
"value": " Three",
"start": 56,
"end": 64,
"loc": {
"start": {
"line": 4,
"column": 8
},
"end": {
"line": 4,
"column": 16
}
}
},
{
"type": "CommentLine",
"value": " Four",
"start": 67,
"end": 74,
"loc": {
"start": {
"line": 5,
"column": 2
},
"end": {
"line": 5,
"column": 9
}
}
}
]
}
]
}
}
],
"kind": "const"
},
{
"type": "VariableDeclaration",
"start": 78,
"end": 162,
"loc": {
"start": {
"line": 8,
"column": 0
},
"end": {
"line": 13,
"column": 1
}
},
"declarations": [
{
"type": "VariableDeclarator",
"start": 84,
"end": 162,
"loc": {
"start": {
"line": 8,
"column": 6
},
"end": {
"line": 13,
"column": 1
}
},
"id": {
"type": "Identifier",
"start": 84,
"end": 102,
"loc": {
"start": {
"line": 8,
"column": 6
},
"end": {
"line": 8,
"column": 24
},
"identifierName": "trailingAfterComma"
},
"name": "trailingAfterComma"
},
"init": {
"type": "ArrayExpression",
"start": 105,
"end": 162,
"loc": {
"start": {
"line": 8,
"column": 27
},
"end": {
"line": 13,
"column": 1
}
},
"elements": [
{
"type": "StringLiteral",
"start": 109,
"end": 114,
"loc": {
"start": {
"line": 9,
"column": 2
},
"end": {
"line": 9,
"column": 7
}
},
"extra": {
"rawValue": "One",
"raw": "\"One\""
},
"value": "One"
},
{
"type": "StringLiteral",
"start": 135,
"end": 140,
"loc": {
"start": {
"line": 11,
"column": 2
},
"end": {
"line": 11,
"column": 7
}
},
"extra": {
"rawValue": "Two",
"raw": "\"Two\""
},
"value": "Two",
"leadingComments": [
{
"type": "CommentLine",
"value": " One",
"start": 116,
"end": 122,
"loc": {
"start": {
"line": 9,
"column": 9
},
"end": {
"line": 9,
"column": 15
}
}
},
{
"type": "CommentLine",
"value": " Two",
"start": 126,
"end": 132,
"loc": {
"start": {
"line": 10,
"column": 3
},
"end": {
"line": 10,
"column": 9
}
}
}
],
"trailingComments": [
{
"type": "CommentLine",
"value": " Three",
"start": 142,
"end": 150,
"loc": {
"start": {
"line": 11,
"column": 9
},
"end": {
"line": 11,
"column": 17
}
}
},
{
"type": "CommentLine",
"value": " Four",
"start": 153,
"end": 160,
"loc": {
"start": {
"line": 12,
"column": 2
},
"end": {
"line": 12,
"column": 9
}
}
}
]
}
]
}
}
],
"kind": "const"
},
{
"type": "VariableDeclaration",
"start": 164,
"end": 220,
"loc": {
"start": {
"line": 15,
"column": 0
},
"end": {
"line": 18,
"column": 1
}
},
"declarations": [
{
"type": "VariableDeclarator",
"start": 170,
"end": 220,
"loc": {
"start": {
"line": 15,
"column": 6
},
"end": {
"line": 18,
"column": 1
}
},
"id": {
"type": "Identifier",
"start": 170,
"end": 188,
"loc": {
"start": {
"line": 15,
"column": 6
},
"end": {
"line": 15,
"column": 24
},
"identifierName": "trailingAfterArray"
},
"name": "trailingAfterArray"
},
"init": {
"type": "ArrayExpression",
"start": 191,
"end": 220,
"loc": {
"start": {
"line": 15,
"column": 27
},
"end": {
"line": 18,
"column": 1
}
},
"elements": [
{
"type": "StringLiteral",
"start": 195,
"end": 200,
"loc": {
"start": {
"line": 16,
"column": 2
},
"end": {
"line": 16,
"column": 7
}
},
"extra": {
"rawValue": "One",
"raw": "\"One\""
},
"value": "One",
"trailingComments": [
{
"type": "CommentLine",
"value": " One",
"start": 202,
"end": 208,
"loc": {
"start": {
"line": 16,
"column": 9
},
"end": {
"line": 16,
"column": 15
}
}
},
{
"type": "CommentLine",
"value": " Two",
"start": 212,
"end": 218,
"loc": {
"start": {
"line": 17,
"column": 3
},
"end": {
"line": 17,
"column": 9
}
}
}
]
}
]
}
}
],
"kind": "const",
"trailingComments": [
{
"type": "CommentLine",
"value": " Three",
"start": 221,
"end": 229,
"loc": {
"start": {
"line": 18,
"column": 2
},
"end": {
"line": 18,
"column": 10
}
}
}
]
}
],
"directives": []
},
"comments": [
{
"type": "CommentLine",
"value": " One",
"start": 31,
"end": 37,
"loc": {
"start": {
"line": 2,
"column": 9
},
"end": {
"line": 2,
"column": 15
}
}
},
{
"type": "CommentLine",
"value": " Two",
"start": 41,
"end": 47,
"loc": {
"start": {
"line": 3,
"column": 3
},
"end": {
"line": 3,
"column": 9
}
}
},
{
"type": "CommentLine",
"value": " Three",
"start": 56,
"end": 64,
"loc": {
"start": {
"line": 4,
"column": 8
},
"end": {
"line": 4,
"column": 16
}
}
},
{
"type": "CommentLine",
"value": " Four",
"start": 67,
"end": 74,
"loc": {
"start": {
"line": 5,
"column": 2
},
"end": {
"line": 5,
"column": 9
}
}
},
{
"type": "CommentLine",
"value": " One",
"start": 116,
"end": 122,
"loc": {
"start": {
"line": 9,
"column": 9
},
"end": {
"line": 9,
"column": 15
}
}
},
{
"type": "CommentLine",
"value": " Two",
"start": 126,
"end": 132,
"loc": {
"start": {
"line": 10,
"column": 3
},
"end": {
"line": 10,
"column": 9
}
}
},
{
"type": "CommentLine",
"value": " Three",
"start": 142,
"end": 150,
"loc": {
"start": {
"line": 11,
"column": 9
},
"end": {
"line": 11,
"column": 17
}
}
},
{
"type": "CommentLine",
"value": " Four",
"start": 153,
"end": 160,
"loc": {
"start": {
"line": 12,
"column": 2
},
"end": {
"line": 12,
"column": 9
}
}
},
{
"type": "CommentLine",
"value": " One",
"start": 202,
"end": 208,
"loc": {
"start": {
"line": 16,
"column": 9
},
"end": {
"line": 16,
"column": 15
}
}
},
{
"type": "CommentLine",
"value": " Two",
"start": 212,
"end": 218,
"loc": {
"start": {
"line": 17,
"column": 3
},
"end": {
"line": 17,
"column": 9
}
}
},
{
"type": "CommentLine",
"value": " Three",
"start": 221,
"end": 229,
"loc": {
"start": {
"line": 18,
"column": 2
},
"end": {
"line": 18,
"column": 10
}
}
}
]
}