@neo-one/ts-utils-esnext-esm/importDeclaration.js

import ts from 'typescript';
import * as node_ from './node';
import * as utils from './utils';
export function getImportClause(node) {
    return utils.getValueOrUndefined(node.importClause);
}
export function getNamespaceImport(node) {
    const clause = getImportClause(node);
    if (clause === undefined) {
        return undefined;
    }
    return node_.getFirstDescendantByKind(node, ts.SyntaxKind.NamespaceImport);
}
export function getNamespaceImportIdentifier(node) {
    return getNamespaceImport(node) === undefined
        ? undefined
        : node_.getFirstDescendantByKind(node, ts.SyntaxKind.Identifier);
}
export function getDefaultImport(node) {
    const clause = getImportClause(node);
    if (clause === undefined) {
        return undefined;
    }
    const namespaceImport = node_.getFirstDescendantByKind(node, ts.SyntaxKind.NamespaceImport);
    if (namespaceImport !== undefined) {
        return undefined;
    }
    return clause.name;
}
export function getNamedImports(node) {
    const clause = getImportClause(node);
    if (clause === undefined) {
        return [];
    }
    const namedImports = clause.namedBindings === undefined || !ts.isNamedImports(clause.namedBindings) ? undefined : clause.namedBindings;
    if (namedImports === undefined) {
        return [];
    }
    const imps = utils.getValueOrUndefined(namedImports.elements);
    return imps === undefined ? [] : imps;
}

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