@@ -40,12 +40,15 @@ const mapNativeType = (/** @type {string} */ nativeType) => {
4040 * @param {SourceCode } sourceCode
4141 */
4242function getComponentPropData ( prop , sourceCode ) {
43+ if ( prop . propName === null ) {
44+ throw new Error ( 'Unexpected prop with null name.' )
45+ }
4346 if ( prop . type !== 'object' ) {
4447 throw new Error ( `Unexpected prop type: ${ prop . type } )
4548 }
4649 const type = optionGetType ( prop . value , sourceCode )
4750 if ( type === null ) {
48- throw new Error ( `Unexpected prop type: ${ prop . type } . ` )
51+ throw new Error ( `Unable to read proptype` )
4952 }
5053 const required = optionGetRequired ( prop . value )
5154 const defaultValue = optionGetDefault ( prop . value )
@@ -69,33 +72,10 @@ function optionGetType(node, sourceCode) {
6972 return mapNativeType ( node . name )
7073 }
7174 case 'ObjectExpression' : {
72- // foo: {
7375 const typeProperty = utils . findProperty ( node , 'type' )
7476 if ( typeProperty == null ) {
7577 return null
7678 }
77- if ( typeProperty . value . type === 'TSAsExpression' ) {
78- const typeAnnotation = typeProperty . value . typeAnnotation
79- if ( typeAnnotation . typeName . name !== 'PropType' ) {
80- return null
81- }
82- 83- // in some project configuration parser populates deprecated field `typeParameters` instead of `typeArguments`
84- const typeArguments =
85- 'typeArguments' in typeProperty . value
86- ? typeAnnotation . typeArguments
87- : typeAnnotation . typeParameters
88- 89- const typeArgument = Array . isArray ( typeArguments )
90- ? typeArguments [ 0 ] . params [ 0 ]
91- : typeArguments . params [ 0 ]
92- 93- if ( typeArgument === undefined ) {
94- return null
95- }
96- 97- return sourceCode . getText ( typeArgument )
98- }
9979 return optionGetType ( typeProperty . value , sourceCode )
10080 }
10181 case 'ArrayExpression' : {
@@ -111,6 +91,29 @@ function optionGetType(node, sourceCode) {
11191 . filter ( Boolean )
11292 . join ( ' | ' )
11393 }
94+ case 'TSAsExpression' : {
95+ const typeAnnotation = node . typeAnnotation
96+ if ( typeAnnotation . typeName . name !== 'PropType' ) {
97+ return null
98+ }
99+ 100+ // in some project configuration parser populates deprecated field `typeParameters` instead of `typeArguments`
101+ const typeArguments =
102+ 'typeArguments' in node
103+ ? typeAnnotation . typeArguments
104+ : typeAnnotation . typeParameters
105+ 106+ const typeArgument = Array . isArray ( typeArguments )
107+ ? typeArguments [ 0 ] . params [ 0 ]
108+ : typeArguments . params [ 0 ]
109+ 110+ if ( typeArgument === undefined ) {
111+ return null
112+ }
113+ 114+ return sourceCode . getText ( typeArgument )
115+ }
116+ 114117 case 'FunctionExpression' :
115118 case 'ArrowFunctionExpression' : {
116119 return null
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