@angular/cdk
Version:
Angular Material Component Development Kit
37 lines • 1.53 kB
JavaScript
;
/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
Object.defineProperty(exports, "__esModule", { value: true });
const ts = require("typescript");
const imports_1 = require("./imports");
/**
* Gets all decorators which are imported from an Angular package
* (e.g. "@angular/core") from a list of decorators.
*/
function getAngularDecorators(typeChecker, decorators) {
return decorators.map(node => ({ node, importData: getCallDecoratorImport(typeChecker, node) }))
.filter(({ importData }) => importData && importData.importModule.startsWith('@angular/'))
.map(({ node, importData }) => ({
node: node,
name: importData.name,
importNode: importData.node
}));
}
exports.getAngularDecorators = getAngularDecorators;
function getCallDecoratorImport(typeChecker, decorator) {
// Note that this does not cover the edge case where decorators are called from
// a namespace import: e.g. "@core.Component()". This is not handled by Ngtsc either.
if (!ts.isCallExpression(decorator.expression) ||
!ts.isIdentifier(decorator.expression.expression)) {
return null;
}
const identifier = decorator.expression.expression;
return imports_1.getImportOfIdentifier(typeChecker, identifier);
}
exports.getCallDecoratorImport = getCallDecoratorImport;
//# sourceMappingURL=decorators.js.map