27 lines
686 B
JavaScript
27 lines
686 B
JavaScript
/**
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* @import {
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Declaration,
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MaybeNamedClassDeclaration,
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MaybeNamedFunctionDeclaration,
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Node
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* } from 'estree-jsx'
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*/
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// Fix to show references to above types in VS Code.
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''
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/**
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* Check if `node` is a declaration.
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*
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* @param {Readonly<MaybeNamedClassDeclaration | MaybeNamedFunctionDeclaration | Node>} node
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* Node to check.
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* @returns {node is Declaration | MaybeNamedClassDeclaration | MaybeNamedFunctionDeclaration}
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* Whether `node` is a declaration.
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*/
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export function isDeclaration(node) {
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return Boolean(
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node.type === 'FunctionDeclaration' ||
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node.type === 'ClassDeclaration' ||
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node.type === 'VariableDeclaration'
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)
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}
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