Update uglify-js 3.17.0 → 3.19.2 (minor)

[depfu]

Here is everything you need to know about this update. Please take a good look at what changed and the test results before merging this pull request.

What changed?

✳️ uglify-js (3.17.0 → 3.19.2) · Repo

Release Notes

3.19.2

Features

• improve compression of logical expressions (c7152b5, cd0a8ec)
• simplify collapsed assignment expressions (76803d6)
• convert function literals to arrow functions (2255074)
• support ascii_only on template literals (4661b34)
• improve generation of Unicode escape sequences (80ebacb)

Bug Fixes

• destructuring syntax (d82b7de)
• if statement (69f4e3a)
• logical operator (69f4e3a)
• optional chaining operator (15c8edb, 8bbbc51, 69f4e3a)
• property accessor (e9cf8de)
• switch statement (69f4e3a)
• try statement (4bf9a4f, 69f4e3a)

3.19.1

Features

• simplify nullish comparison of complex expressions (7a4fb85)

Bug Fixes

• if statement (fac0aa2)
• switch statement (1247576, fac0aa2)

3.19.0

Features

• eliminate side-effect-free property access (9c80456, 95d3ede, 205a1d1, 124c4d3)
• improve hoist_vars efficiency (ce8ef52)
• improve compression around built-in function (8c5a899)
• improve deconstruction of singular destructuring assignment (8c5a899)

Bug Fixes

• __proto__ accessor (87c9edb)
• automatic semicolon insertion (008edfb, 8cfa37e)
• class field (2c73103, 0a33da4)
• default parameter (6669ea1)
• delete operator (b6b0658)
• destructuring syntax (f31311e, 8195a66, ed36c1e)
• function call (dc7aa32, 722465b)
• immediately invoked function expression (dc51a23)
• property access (6b23899)
• spread syntax (23d74be)
• try statement (8dc99fa, 787dfbe)
• unary arithmetic operator (fada1a1)

3.18.0

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)

3.17.4

Features

• simplify chained boolean & string expressions (a391897, ed7051b)

Bug Fixes

• async generator function (5411360)
• compound assignment operator (19c471c)
• generator function (7edd10e)
• immediately invoked function expression (8319bad)
• logical operator (5a5200d)
• rest parameter (bccb1c3)
• unary arithmetic operator (19c471c)

3.17.3

Features

• improve heuristics for mangle.properties (3fa2086)
• enable domprops to be used under minify() (bd5fc4c)
• improve compression of boolean & conditional expressions (80fc862, dabcc39, 58d997a)

Bug Fixes

• async generator function (8e65413, a570c00)
• class field (e1e3516)
• for await...of loop (140e4e0)
• lexical declaration (be8ccc3)
• switch statement (6cdc035)

3.17.2

Bug Fixes

• assignment operator (9efa02a, 63b04a6)
• if statement (9ac3879)
• return statement (37d3e4f)
• ternary expression (43ec350)

3.17.1

Features

• improve precision of escape analysis (d6d2f5c, 10bc86b)
• improve usability of --mangle-props (9eea3a6, 4653e8a, 5ac6ec5)
• extend glob patterns for --in-situ (535212c)
• support Adobe ExtendScipt on best-effort basis (32bd65a)
• inline immediately invoked arrow function expressions (9dec612)
• improve elimination of lexical declarations (edf1bf1)

Bug Fixes

• arguments object (5b5f6e3)
• arrow function (02d966d)
• assignment operator (1d42e9a)
• async function (15b608f)
• class method (001f6f9)
• compound assignment operator (f63b7b0)
• destructuring syntax (eb22f01)
• export statement (9cdc1ef)
• lexical declaration (88dfc49, e0b302d)
• logical operator (78f354b)
• return statement (887e086)
• ternary expression (78f354b, e4bff31)
• throw statement (4e4a2f8)
• unary arithmetic operator (ac002b6, f63b7b0)
• var statement (887e086, 4db8106)

Does any of this look wrong? Please let us know.

Commits

See the full diff on Github. The new version differs by more commits than we can show here.

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[depfu]

Closed in favor of #229.