@babel/helper-check-duplicate-nodes
Advanced tools
Babel helper module for babel transforms authors to check the AST against duplicated nodes.
Duplicated AST nodes often lead to obscure bugs. This module checks your AST and throws a helpful error if you include a duplicated node in your output. It's useful when authoring babel transforms.
This piece of code was originally written by @nicolo-ribaudo and is included in @babel/helper-transform-fixture-test-runnner.
import checkDuplicateNodes from "@babel/helper-check-duplicate-nodes";
checkDuplicateNodes(ast);
v7.25.9 (2024-10-22)
babel-parser, babel-template, babel-types
syntacticPlaceholders mode (@liuxingbaoyu)babel-helper-compilation-targets, babel-preset-env
ClassAccessorProperty to prevent the no-undef rule (@victorenator)babel-parser, babel-types
VISITOR_KEYS etc. faster to access (@liuxingbaoyu)FAQs
Babel helper module for babel transforms authors to check the AST against duplicated nodes.
The npm package @babel/helper-check-duplicate-nodes receives a total of 511 weekly downloads. As such, @babel/helper-check-duplicate-nodes popularity was classified as not popular.
We found that @babel/helper-check-duplicate-nodes demonstrated a healthy version release cadence and project activity because the last version was released less than a year ago. It has 4 open source maintainers collaborating on the project.
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