@babel/plugin-codemod-optional-catch-binding v7.10.4
@babel/plugin-codemod-optional-catch-binding
If the argument bound to the catch block is not referenced in the catch block, that argument and the catch binding is removed.
Examples
try {
throw 0;
} catch (err) {
console.log("it failed, but this code executes");
}
Is transformed to:
try {
throw 0;
} catch {
console.log("it failed, but this code executes");
}
Installation
npm install --save-dev @babel/plugin-codemod-optional-catch-binding
Usage
Via .babelrc
(Recommended)
.babelrc
{
"plugins": ["@babel/plugin-codemod-optional-catch-binding"]
}
Via CLI
babel --plugins @babel/plugin-codemod-optional-catch-binding script.js
Via Node API
require("@babel/core").transform("code", {
plugins: ["@babel/plugin-codemod-optional-catch-binding"]
});
References
This codemod updates your source code in line with the following proposal:
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