mishoo/UglifyJS v3.18.0

on GitHub

Features

• convert const to let when possible (21aff99)
• process input as ES module by default (68d62a8, 17c3ae6)
• concatenate let and var declarations (e5cbd3e)
• avoid mangling of enableHighAccuracy & maximumAge DOM properties (aa7c338)
• compress array element assignments into declaration (ffe0fe7, 3dfb379)
• handle lexical function declaration in ES6+ (e7b9b4a)
• improve ESTree interoperability with third-party tools (ca4185a)

Bug Fixes

• assignment operator (f0ca9cf)
• async generator function (404794f)
• await operator (0991077)
• BigInt literal (2b1c321)
• class field (f40dbd6, 1d400f1)
• class literal (548f093)
• default parameter (57dd3f6)
• function call (e37a148, a437a61)
• generator function (574ca47)
• if statement (358faaa)
• immediately invoked function expression (1d400f1, aef7065, dd88f38, c911704)
• instanceof operator (8d28052)
• let statement (0cbd5ea)
• logical operator (7270671)
• nullish coalescing operator (2cb6454)
• switch statement (34b6143)
• ternary expression (f07dc5c)
• unary arithmetic operator (30bf068)
• var statement (2352909)