30 lines
872 B
JavaScript
30 lines
872 B
JavaScript
import convertFunctionParams from "./params";
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import convertFunctionRest from "./rest";
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export default function(api, options) {
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const { loose } = options;
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return {
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visitor: {
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Function(path) {
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if (
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path.isArrowFunctionExpression() &&
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path
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.get("params")
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.some(param => param.isRestElement() || param.isAssignmentPattern())
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) {
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// default/rest visitors require access to `arguments`, so it cannot be an arrow
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path.arrowFunctionToExpression();
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}
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const convertedRest = convertFunctionRest(path);
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const convertedParams = convertFunctionParams(path, loose);
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if (convertedRest || convertedParams) {
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// Manually reprocess this scope to ensure that the moved params are updated.
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path.scope.crawl();
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}
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},
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},
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};
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}
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