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JamesHenrynzakas
JamesHenry
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nzakas
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Fix: Check for arguments property on NewExpression (fixes #60) (#62)
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3 files changed

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‎lib/ast-converter.js‎

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@@ -1533,7 +1533,7 @@ module.exports = function(ast, extra) {
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assign(result, {
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type: "NewExpression",
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callee: convertChild(node.expression),
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arguments: node.arguments.map(convertChild)
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arguments: (node.arguments) ? node.arguments.map(convertChild) : []
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});
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}
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break;

‎tests/fixtures/basics/new-without-parens.result.js‎

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@@ -0,0 +1,293 @@
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module.exports = {
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"type": "Program",
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"loc": {
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"start": {
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"line": 1,
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"column": 0
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},
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"end": {
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"line": 2,
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"column": 6
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}
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},
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"range": [
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0,
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],
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"body": [
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{
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"type": "FunctionDeclaration",
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"loc": {
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"start": {
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"line": 1,
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"column": 0
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},
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"end": {
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"line": 1,
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"column": 16
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}
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},
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"range": [
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0,
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16
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],
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"id": {
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"type": "Identifier",
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"loc": {
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"start": {
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"line": 1,
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"column": 9
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},
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"end": {
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"line": 1,
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"column": 10
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}
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},
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"range": [
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10
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],
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"name": "X"
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},
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"generator": false,
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"expression": false,
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"params": [],
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"body": {
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"type": "BlockStatement",
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"loc": {
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"start": {
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"line": 1,
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"column": 14
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},
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"end": {
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"line": 1,
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"column": 16
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}
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},
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"range": [
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14,
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],
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"body": []
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}
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},
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{
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"type": "ExpressionStatement",
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"loc": {
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"start": {
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"line": 2,
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"column": 0
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},
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"end": {
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"line": 2,
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"column": 6
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}
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},
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"range": [
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],
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"expression": {
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"type": "NewExpression",
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"loc": {
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"start": {
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"line": 2,
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"column": 0
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},
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"end": {
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"line": 2,
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"column": 5
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}
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},
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"range": [
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],
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"callee": {
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"type": "Identifier",
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"loc": {
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"start": {
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"line": 2,
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"column": 4
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},
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"end": {
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"line": 2,
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"column": 5
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}
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},
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"range": [
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],
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"name": "X"
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},
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"arguments": []
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}
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}
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],
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"sourceType": "script",
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"tokens": [
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{
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"type": "Keyword",
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"value": "function",
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"loc": {
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"start": {
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"line": 1,
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"column": 0
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},
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"end": {
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"line": 1,
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"column": 8
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}
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},
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"range": [
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0,
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8
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]
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},
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{
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"type": "Identifier",
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"value": "X",
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"loc": {
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"start": {
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"line": 1,
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"column": 9
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},
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"end": {
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"line": 1,
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"column": 10
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}
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},
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"range": [
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]
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},
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{
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"type": "Punctuator",
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"value": "(",
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"loc": {
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"start": {
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"line": 1,
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"column": 11
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},
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"end": {
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"line": 1,
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"column": 12
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}
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},
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"range": [
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]
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},
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{
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"type": "Punctuator",
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"value": ")",
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"loc": {
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"start": {
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"line": 1,
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"column": 12
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},
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"end": {
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"line": 1,
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"column": 13
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}
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},
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"range": [
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]
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},
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{
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"type": "Punctuator",
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"value": "{",
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"loc": {
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"start": {
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"line": 1,
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"column": 14
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},
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"end": {
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"line": 1,
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"column": 15
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}
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},
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"range": [
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]
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},
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{
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"type": "Punctuator",
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"value": "}",
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"loc": {
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"start": {
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"line": 1,
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"column": 15
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},
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"end": {
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"line": 1,
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"column": 16
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}
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},
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"range": [
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]
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},
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{
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"type": "Keyword",
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"value": "new",
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"loc": {
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"start": {
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"line": 2,
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"column": 0
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},
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"end": {
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"line": 2,
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"column": 3
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}
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},
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"range": [
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]
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},
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{
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"type": "Identifier",
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"value": "X",
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"loc": {
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"start": {
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"line": 2,
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"column": 4
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},
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"end": {
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"line": 2,
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"column": 5
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}
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},
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"range": [
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22
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]
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},
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{
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"type": "Punctuator",
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"value": ";",
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"loc": {
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"start": {
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"line": 2,
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"column": 5
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},
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"end": {
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"line": 2,
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"column": 6
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}
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},
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"range": [
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22,
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23
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]
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}
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]
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};

‎tests/fixtures/basics/new-without-parens.src.js‎

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Original file line numberDiff line numberDiff line change
@@ -0,0 +1,2 @@
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function X () {}
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new X;

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