babel-plugin-minify-dead-code-elimination-while-loop-fixed
Inlines bindings when possible. Tries to evaluate expressions and prunes unreachable as a result.
Example
In
function foo() {var x = 1;}
function bar() { var x = f(); }
function baz() {
var x = 1;
console.log(x);
function unused() {
return 5;
}
}
Out
function foo() {}
function bar() { f(); }
function baz() {
console.log(1);
}
Installation
npm install babel-plugin-minify-dead-code-elimination-while-loop-fixed
Usage
Via .babelrc
(Recommended)
.babelrc
// without options
{
"plugins": ["minify-dead-code-elimination-while-loop-fixed"]
}
// with options
{
"plugins": ["minify-dead-code-elimination-while-loop-fixed", { "optimizeRawSize": true }]
}
Via CLI
babel --plugins minify-dead-code-elimination-while-loop-fixed script.js
Via Node API
require("babel-core").transform("code", {
plugins: ["minify-dead-code-elimination-while-loop-fixed"]
});
Options
keepFnName
- prevent plugin from removing function name. Useful for code depending on fn.name
keepFnArgs
- prevent plugin from removing function args. Useful for code depending on fn.length
keepClassName
- prevent plugin from removing class name. Useful for code depending on cls.name
tdz
- Account for TDZ (Temporal Dead Zone)