Comparing version 5.17.7 to 5.18.0
# Changelog | ||
## v7.18.0 | ||
- Add new `/*@__MANGLE_PROP__*/` annotation, to mark properties that should be mangled. | ||
## v5.17.7 | ||
@@ -4,0 +7,0 @@ - Update some dependencies |
@@ -73,2 +73,5 @@ /*********************************************************************** | ||
_KEY, | ||
_MANGLEPROP, | ||
walk, | ||
} from "./ast.js"; | ||
@@ -192,2 +195,3 @@ import { domprops } from "../tools/domprops.js"; | ||
undeclared: false, | ||
only_annotated: false, | ||
}, true); | ||
@@ -211,2 +215,3 @@ | ||
var only_annotated = options.only_annotated; | ||
var regex = options.regex && new RegExp(options.regex); | ||
@@ -223,2 +228,3 @@ | ||
var annotated_names = new Set(); | ||
var names_to_mangle = new Set(); | ||
@@ -232,3 +238,34 @@ var unmangleable = new Set(); | ||
// step 1: find candidates to mangle | ||
// Step 1: Find all annotated /*@__MANGLEPROP__*/ | ||
walk(ast, node => { | ||
if ( | ||
node instanceof AST_ClassPrivateProperty | ||
|| node instanceof AST_PrivateMethod | ||
|| node instanceof AST_PrivateGetter | ||
|| node instanceof AST_PrivateSetter | ||
|| node instanceof AST_DotHash | ||
) { | ||
// handled by mangle_private_properties | ||
} else if (node instanceof AST_ObjectKeyVal) { | ||
if ( | ||
typeof node.key == "string" | ||
&& has_annotation(node, _MANGLEPROP) | ||
&& can_mangle(node.key) | ||
) { | ||
annotated_names.add(node.key); | ||
clear_annotation(node, _MANGLEPROP); | ||
} | ||
} else if (node instanceof AST_ObjectProperty) { | ||
// setter or getter, since KeyVal is handled above | ||
if ( | ||
has_annotation(node, _MANGLEPROP) | ||
&& can_mangle(node.key.name) | ||
) { | ||
annotated_names.add(node.key.name); | ||
clear_annotation(node, _MANGLEPROP); | ||
} | ||
} | ||
}); | ||
// step 2: find candidates to mangle | ||
ast.walk(new TreeWalker(function(node) { | ||
@@ -329,3 +366,6 @@ if ( | ||
function should_mangle(name) { | ||
if (regex && !regex.test(name)) return false; | ||
if (only_annotated && !annotated_names.has(name)) return false; | ||
if (regex && !regex.test(name)) { | ||
return annotated_names.has(name); | ||
} | ||
if (reserved.has(name)) return false; | ||
@@ -337,4 +377,5 @@ return cache.has(name) | ||
function add(name) { | ||
if (can_mangle(name)) | ||
if (can_mangle(name)) { | ||
names_to_mangle.add(name); | ||
} | ||
@@ -341,0 +382,0 @@ if (!should_mangle(name)) { |
@@ -7,3 +7,3 @@ { | ||
"license": "BSD-2-Clause", | ||
"version": "5.17.7", | ||
"version": "5.18.0", | ||
"engines": { | ||
@@ -10,0 +10,0 @@ "node": ">=10" |
@@ -109,2 +109,3 @@ <h1><img src="https://terser.org/img/terser-banner-logo.png" alt="Terser" width="400"></h1> | ||
`regex` Only mangle matched property names. | ||
`only_annotated` Only mangle properties defined with /*@__MANGLE_PROP__*/. | ||
`reserved` List of names that should not be mangled. | ||
@@ -1193,2 +1194,3 @@ -f, --format [options] Specify format options. | ||
* `/*@__KEY__*/` - Marks a string literal as a property to also mangle it when mangling properties. | ||
* `/*@__MANGLE_PROP__*/` - Opts-in an object property (or class field) for mangling, when the property mangler is enabled. | ||
@@ -1195,0 +1197,0 @@ You can use either a `@` sign at the start, or a `#`. |
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