You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
95 lines
9.5 KiB
95 lines
9.5 KiB
'use strict'; |
|
|
|
var _docsUrl = require('../docsUrl');var _docsUrl2 = _interopRequireDefault(_docsUrl);function _interopRequireDefault(obj) {return obj && obj.__esModule ? obj : { 'default': obj };} |
|
|
|
module.exports = { |
|
meta: { |
|
type: 'suggestion', |
|
docs: { |
|
url: (0, _docsUrl2['default'])('prefer-default-export') }, |
|
|
|
schema: [] }, |
|
|
|
|
|
create: function () {function create(context) { |
|
var specifierExportCount = 0; |
|
var hasDefaultExport = false; |
|
var hasStarExport = false; |
|
var hasTypeExport = false; |
|
var namedExportNode = null; |
|
|
|
function captureDeclaration(identifierOrPattern) { |
|
if (identifierOrPattern && identifierOrPattern.type === 'ObjectPattern') { |
|
// recursively capture |
|
identifierOrPattern.properties. |
|
forEach(function (property) { |
|
captureDeclaration(property.value); |
|
}); |
|
} else if (identifierOrPattern && identifierOrPattern.type === 'ArrayPattern') { |
|
identifierOrPattern.elements. |
|
forEach(captureDeclaration); |
|
} else { |
|
// assume it's a single standard identifier |
|
specifierExportCount++; |
|
} |
|
} |
|
|
|
return { |
|
'ExportDefaultSpecifier': function () {function ExportDefaultSpecifier() { |
|
hasDefaultExport = true; |
|
}return ExportDefaultSpecifier;}(), |
|
|
|
'ExportSpecifier': function () {function ExportSpecifier(node) { |
|
if ((node.exported.name || node.exported.value) === 'default') { |
|
hasDefaultExport = true; |
|
} else { |
|
specifierExportCount++; |
|
namedExportNode = node; |
|
} |
|
}return ExportSpecifier;}(), |
|
|
|
'ExportNamedDeclaration': function () {function ExportNamedDeclaration(node) { |
|
// if there are specifiers, node.declaration should be null |
|
if (!node.declaration) return;var |
|
|
|
type = node.declaration.type; |
|
|
|
if ( |
|
type === 'TSTypeAliasDeclaration' || |
|
type === 'TypeAlias' || |
|
type === 'TSInterfaceDeclaration' || |
|
type === 'InterfaceDeclaration') |
|
{ |
|
specifierExportCount++; |
|
hasTypeExport = true; |
|
return; |
|
} |
|
|
|
if (node.declaration.declarations) { |
|
node.declaration.declarations.forEach(function (declaration) { |
|
captureDeclaration(declaration.id); |
|
}); |
|
} else { |
|
// captures 'export function foo() {}' syntax |
|
specifierExportCount++; |
|
} |
|
|
|
namedExportNode = node; |
|
}return ExportNamedDeclaration;}(), |
|
|
|
'ExportDefaultDeclaration': function () {function ExportDefaultDeclaration() { |
|
hasDefaultExport = true; |
|
}return ExportDefaultDeclaration;}(), |
|
|
|
'ExportAllDeclaration': function () {function ExportAllDeclaration() { |
|
hasStarExport = true; |
|
}return ExportAllDeclaration;}(), |
|
|
|
'Program:exit': function () {function ProgramExit() { |
|
if (specifierExportCount === 1 && !hasDefaultExport && !hasStarExport && !hasTypeExport) { |
|
context.report(namedExportNode, 'Prefer default export.'); |
|
} |
|
}return ProgramExit;}() }; |
|
|
|
}return create;}() }; |
|
//# sourceMappingURL=data:application/json;charset=utf-8;base64,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
|