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workaround various IE quirks (#5084)

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fixes #5081
This commit is contained in:
Alex Lam S.L 2021-07-17 13:20:56 +01:00 committed by GitHub
parent 902997b73d
commit ef5f7fc25e
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GPG Key ID: 4AEE18F83AFDEB23
33 changed files with 477 additions and 311 deletions
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2
.github/workflows/build.yml vendored
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@ -10,7 +10,7 @@ jobs:
matrix: matrix:
options: options:
- '-mb braces' - '-mb braces'
- '--ie8 -c' - '--ie -c'
- '-mc' - '-mc'
- '-p acorn --toplevel -mco spidermonkey' - '-p acorn --toplevel -mco spidermonkey'
- '--toplevel -mc passes=3,pure_getters,unsafe' - '--toplevel -mc passes=3,pure_getters,unsafe'

12
README.md
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@ -111,8 +111,8 @@ a double dash to prevent input files being used as option arguments:
-d, --define <expr>[=value] Global definitions. -d, --define <expr>[=value] Global definitions.
-e, --enclose [arg[:value]] Embed everything in a big function, with configurable -e, --enclose [arg[:value]] Embed everything in a big function, with configurable
argument(s) & value(s). argument(s) & value(s).
--ie8 Support non-standard Internet Explorer 8. --ie Support non-standard Internet Explorer.
Equivalent to setting `ie8: true` in `minify()` Equivalent to setting `ie: true` in `minify()`
for `compress`, `mangle` and `output` options. for `compress`, `mangle` and `output` options.
By default UglifyJS will not try to be IE-proof. By default UglifyJS will not try to be IE-proof.
--keep-fnames Do not mangle/drop function names. Useful for --keep-fnames Do not mangle/drop function names. Useful for
@ -502,7 +502,7 @@ if (result.error) throw result.error;
- `compress` (default: `{}`) — pass `false` to skip compressing entirely. - `compress` (default: `{}`) — pass `false` to skip compressing entirely.
Pass an object to specify custom [compress options](#compress-options). Pass an object to specify custom [compress options](#compress-options).
- `ie8` (default: `false`) — set to `true` to support IE8. - `ie` (default: `false`) — enable workarounds for Internet Explorer bugs.
- `keep_fnames` (default: `false`) — pass `true` to prevent discarding or mangling - `keep_fnames` (default: `false`) — pass `true` to prevent discarding or mangling
of function names. Useful for code relying on `Function.prototype.name`. of function names. Useful for code relying on `Function.prototype.name`.
@ -566,7 +566,6 @@ if (result.error) throw result.error;
}, },
nameCache: null, // or specify a name cache object nameCache: null, // or specify a name cache object
toplevel: false, toplevel: false,
ie8: false,
warnings: false, warnings: false,
} }
``` ```
@ -795,9 +794,8 @@ to be `false` and all symbol names will be omitted.
variables (`"vars"`) in the top level scope (`false` by default, `true` to drop variables (`"vars"`) in the top level scope (`false` by default, `true` to drop
both unreferenced functions and variables) both unreferenced functions and variables)
- `typeofs` (default: `true`) — Transforms `typeof foo == "undefined"` into - `typeofs` (default: `true`) — compress `typeof` expressions, e.g.
`foo === void 0`. Note: recommend to set this value to `false` for IE10 and `typeof foo == "undefined" → void 0 === foo`
earlier versions due to known issues.
- `unsafe` (default: `false`) — apply "unsafe" transformations (discussion below) - `unsafe` (default: `false`) — apply "unsafe" transformations (discussion below)

5
bin/uglifyjs
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@ -101,7 +101,7 @@ function process_option(name, no_value) {
" --config-file <file> Read minify() options from JSON file.", " --config-file <file> Read minify() options from JSON file.",
" -d, --define <expr>[=value] Global definitions.", " -d, --define <expr>[=value] Global definitions.",
" -e, --enclose [arg[,...][:value[,...]]] Embed everything in a big function, with configurable argument(s) & value(s).", " -e, --enclose [arg[,...][:value[,...]]] Embed everything in a big function, with configurable argument(s) & value(s).",
" --ie8 Support non-standard Internet Explorer 8.", " --ie Support non-standard Internet Explorer.",
" --keep-fnames Do not mangle/drop function names. Useful for code relying on Function.prototype.name.", " --keep-fnames Do not mangle/drop function names. Useful for code relying on Function.prototype.name.",
" --name-cache <file> File to hold mangled name mappings.", " --name-cache <file> File to hold mangled name mappings.",
" --rename Force symbol expansion.", " --rename Force symbol expansion.",
@ -110,6 +110,7 @@ function process_option(name, no_value) {
" --source-map [options] Enable source map/specify source map options.", " --source-map [options] Enable source map/specify source map options.",
" --timings Display operations run time on STDERR.", " --timings Display operations run time on STDERR.",
" --toplevel Compress and/or mangle variables in toplevel scope.", " --toplevel Compress and/or mangle variables in toplevel scope.",
" --v8 Support non-standard Chrome & Node.js.",
" --validate Perform validation during AST manipulations.", " --validate Perform validation during AST manipulations.",
" --verbose Print diagnostic messages.", " --verbose Print diagnostic messages.",
" --warn Print warning messages.", " --warn Print warning messages.",
@ -145,9 +146,11 @@ function process_option(name, no_value) {
options[name] = read_value(); options[name] = read_value();
break; break;
case "annotations": case "annotations":
case "ie":
case "ie8": case "ie8":
case "timings": case "timings":
case "toplevel": case "toplevel":
case "v8":
case "validate": case "validate":
case "webkit": case "webkit":
options[name] = true; options[name] = true;

42
lib/compress.js
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@ -70,7 +70,7 @@ function Compressor(options, false_by_default) {
hoist_funs : false, hoist_funs : false,
hoist_props : !false_by_default, hoist_props : !false_by_default,
hoist_vars : false, hoist_vars : false,
ie8 : false, ie : false,
if_return : !false_by_default, if_return : !false_by_default,
imports : !false_by_default, imports : !false_by_default,
inline : !false_by_default, inline : !false_by_default,
@ -206,7 +206,7 @@ merge(Compressor.prototype, {
var passes = +this.options.passes || 1; var passes = +this.options.passes || 1;
var min_count = 1 / 0; var min_count = 1 / 0;
var stopping = false; var stopping = false;
var mangle = { ie8: this.option("ie8") }; var mangle = { ie: this.option("ie") };
for (var pass = 0; pass < passes; pass++) { for (var pass = 0; pass < passes; pass++) {
node.figure_out_scope(mangle); node.figure_out_scope(mangle);
if (pass > 0 || this.option("reduce_vars")) if (pass > 0 || this.option("reduce_vars"))
@ -513,7 +513,7 @@ merge(Compressor.prototype, {
if (scope.uses_arguments) scope.each_argname(function(node) { if (scope.uses_arguments) scope.each_argname(function(node) {
node.definition().last_ref = false; node.definition().last_ref = false;
}); });
if (compressor.option("ie8")) scope.variables.each(function(def) { if (compressor.option("ie")) scope.variables.each(function(def) {
var d = def.orig[0].definition(); var d = def.orig[0].definition();
if (d !== def) d.fixed = false; if (d !== def) d.fixed = false;
}); });
@ -2249,7 +2249,7 @@ merge(Compressor.prototype, {
return side_effects || lhs instanceof AST_PropAccess || may_modify(lhs); return side_effects || lhs instanceof AST_PropAccess || may_modify(lhs);
} }
if (node instanceof AST_Function) { if (node instanceof AST_Function) {
return compressor.option("ie8") && node.name && lvalues.has(node.name.name); return compressor.option("ie") && node.name && lvalues.has(node.name.name);
} }
if (node instanceof AST_ObjectIdentity) return symbol_in_lvalues(node, parent); if (node instanceof AST_ObjectIdentity) return symbol_in_lvalues(node, parent);
if (node instanceof AST_PropAccess) { if (node instanceof AST_PropAccess) {
@ -4208,7 +4208,7 @@ merge(Compressor.prototype, {
AST_Toplevel.DEFMETHOD("resolve_defines", function(compressor) { AST_Toplevel.DEFMETHOD("resolve_defines", function(compressor) {
if (!compressor.option("global_defs")) return this; if (!compressor.option("global_defs")) return this;
this.figure_out_scope({ ie8: compressor.option("ie8") }); this.figure_out_scope({ ie: compressor.option("ie") });
return this.transform(new TreeTransformer(function(node) { return this.transform(new TreeTransformer(function(node) {
var def = node._find_defs(compressor, ""); var def = node._find_defs(compressor, "");
if (!def) return; if (!def) return;
@ -5672,7 +5672,7 @@ merge(Compressor.prototype, {
if (node instanceof AST_Call) { if (node instanceof AST_Call) {
var exp = node.expression; var exp = node.expression;
var tail = exp.tail_node(); var tail = exp.tail_node();
if (!(tail instanceof AST_LambdaExpression)) return; if (!(tail instanceof AST_LambdaExpression)) return walk_node_with_expr(node);
if (exp !== tail) exp.expressions.slice(0, -1).forEach(function(node) { if (exp !== tail) exp.expressions.slice(0, -1).forEach(function(node) {
node.walk(tw); node.walk(tw);
}); });
@ -5788,6 +5788,7 @@ merge(Compressor.prototype, {
pop(); pop();
return true; return true;
} }
if (node instanceof AST_Sub) return walk_node_with_expr(node);
if (node instanceof AST_Switch) { if (node instanceof AST_Switch) {
node.expression.walk(tw); node.expression.walk(tw);
var save = segment; var save = segment;
@ -5886,6 +5887,15 @@ merge(Compressor.prototype, {
pop(); pop();
return true; return true;
} }
function walk_node_with_expr(node) {
descend();
if (compressor.option("ie")) {
var sym = root_expr(node.expression);
if (sym instanceof AST_SymbolRef) sym.walk(tw);
}
return true;
}
}); });
tw.directives = Object.create(compressor.directives); tw.directives = Object.create(compressor.directives);
self.walk(tw); self.walk(tw);
@ -6235,7 +6245,7 @@ merge(Compressor.prototype, {
}); });
tw.directives = Object.create(compressor.directives); tw.directives = Object.create(compressor.directives);
self.walk(tw); self.walk(tw);
var drop_fn_name = compressor.option("keep_fnames") ? return_false : compressor.option("ie8") ? function(def) { var drop_fn_name = compressor.option("keep_fnames") ? return_false : compressor.option("ie") ? function(def) {
return !compressor.exposed(def) && def.references.length == def.replaced; return !compressor.exposed(def) && def.references.length == def.replaced;
} : function(def) { } : function(def) {
if (!(def.id in in_use_ids)) return true; if (!(def.id in in_use_ids)) return true;
@ -6247,7 +6257,7 @@ merge(Compressor.prototype, {
return !ref.in_arg; return !ref.in_arg;
}); });
}; };
if (compressor.option("ie8")) initializations.each(function(init, id) { if (compressor.option("ie")) initializations.each(function(init, id) {
if (id in in_use_ids) return; if (id in in_use_ids) return;
init.forEach(function(init) { init.forEach(function(init) {
init.walk(new TreeWalker(function(node) { init.walk(new TreeWalker(function(node) {
@ -6535,7 +6545,7 @@ merge(Compressor.prototype, {
head.push(def); head.push(def);
} }
} else if (compressor.option("functions") } else if (compressor.option("functions")
&& !compressor.option("ie8") && !compressor.option("ie")
&& drop_sym && drop_sym
&& var_defs[sym.id] == 1 && var_defs[sym.id] == 1
&& sym.assignments == 0 && sym.assignments == 0
@ -7652,7 +7662,7 @@ merge(Compressor.prototype, {
}); });
function fn_name_unused(fn, compressor) { function fn_name_unused(fn, compressor) {
if (!fn.name || !compressor.option("ie8")) return true; if (!fn.name || !compressor.option("ie")) return true;
var def = fn.name.definition(); var def = fn.name.definition();
if (compressor.exposed(def)) return false; if (compressor.exposed(def)) return false;
return all(def.references, function(sym) { return all(def.references, function(sym) {
@ -7969,7 +7979,7 @@ merge(Compressor.prototype, {
var alternative = this.alternative.drop_side_effect_free(compressor); var alternative = this.alternative.drop_side_effect_free(compressor);
if (consequent === this.consequent && alternative === this.alternative) return this; if (consequent === this.consequent && alternative === this.alternative) return this;
var exprs; var exprs;
if (compressor.option("ie8")) { if (compressor.option("ie")) {
exprs = []; exprs = [];
if (consequent instanceof AST_Function) { if (consequent instanceof AST_Function) {
exprs.push(consequent); exprs.push(consequent);
@ -7998,7 +8008,7 @@ merge(Compressor.prototype, {
node.consequent = consequent; node.consequent = consequent;
node.alternative = alternative; node.alternative = alternative;
} }
if (!compressor.option("ie8")) return node; if (!compressor.option("ie")) return node;
if (node) exprs.push(node); if (node) exprs.push(node);
return exprs.length == 0 ? null : make_sequence(this, exprs); return exprs.length == 0 ? null : make_sequence(this, exprs);
}); });
@ -9411,7 +9421,7 @@ merge(Compressor.prototype, {
return arg.value; return arg.value;
}).join() + "){" + self.args[self.args.length - 1].value + "})"; }).join() + "){" + self.args[self.args.length - 1].value + "})";
var ast = parse(code); var ast = parse(code);
var mangle = { ie8: compressor.option("ie8") }; var mangle = { ie: compressor.option("ie") };
ast.figure_out_scope(mangle); ast.figure_out_scope(mangle);
var comp = new Compressor(compressor.options); var comp = new Compressor(compressor.options);
ast = ast.transform(comp); ast = ast.transform(comp);
@ -10465,7 +10475,7 @@ merge(Compressor.prototype, {
&& self.right.operator == "typeof") { && self.right.operator == "typeof") {
var expr = self.right.expression; var expr = self.right.expression;
if (expr instanceof AST_SymbolRef ? expr.is_declared(compressor) if (expr instanceof AST_SymbolRef ? expr.is_declared(compressor)
: !(expr instanceof AST_PropAccess && compressor.option("ie8"))) { : !(expr instanceof AST_PropAccess && compressor.option("ie"))) {
self.right = expr; self.right = expr;
self.left = make_node(AST_Undefined, self.left).optimize(compressor); self.left = make_node(AST_Undefined, self.left).optimize(compressor);
if (self.operator.length == 2) self.operator += "="; if (self.operator.length == 2) self.operator += "=";
@ -11079,7 +11089,7 @@ merge(Compressor.prototype, {
} }
OPT(AST_SymbolRef, function(self, compressor) { OPT(AST_SymbolRef, function(self, compressor) {
if (!compressor.option("ie8") if (!compressor.option("ie")
&& is_undeclared_ref(self) && is_undeclared_ref(self)
// testing against `self.scope.uses_with` is an optimization // testing against `self.scope.uses_with` is an optimization
&& !(self.scope.resolve().uses_with && compressor.find_parent(AST_With))) { && !(self.scope.resolve().uses_with && compressor.find_parent(AST_With))) {
@ -11121,7 +11131,7 @@ merge(Compressor.prototype, {
single_use = false; single_use = false;
} else if (fixed.has_side_effects(compressor)) { } else if (fixed.has_side_effects(compressor)) {
single_use = false; single_use = false;
} else if (compressor.option("ie8") && fixed instanceof AST_Class) { } else if (compressor.option("ie") && fixed instanceof AST_Class) {
single_use = false; single_use = false;
} }
if (single_use) fixed.parent_scope = self.scope; if (single_use) fixed.parent_scope = self.scope;

5
lib/minify.js
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@ -76,6 +76,7 @@ function minify(files, options) {
annotations: undefined, annotations: undefined,
compress: {}, compress: {},
enclose: false, enclose: false,
ie: false,
ie8: false, ie8: false,
keep_fnames: false, keep_fnames: false,
mangle: {}, mangle: {},
@ -96,7 +97,7 @@ function minify(files, options) {
var timings = options.timings && { start: Date.now() }; var timings = options.timings && { start: Date.now() };
if (options.rename === undefined) options.rename = options.compress && options.mangle; if (options.rename === undefined) options.rename = options.compress && options.mangle;
if (options.annotations !== undefined) set_shorthand("annotations", options, [ "compress", "output" ]); if (options.annotations !== undefined) set_shorthand("annotations", options, [ "compress", "output" ]);
if (options.ie8) set_shorthand("ie8", options, [ "compress", "mangle", "output" ]); if (options.ie || options.ie8) set_shorthand("ie", options, [ "compress", "mangle", "output" ]);
if (options.keep_fnames) set_shorthand("keep_fnames", options, [ "compress", "mangle" ]); if (options.keep_fnames) set_shorthand("keep_fnames", options, [ "compress", "mangle" ]);
if (options.toplevel) set_shorthand("toplevel", options, [ "compress", "mangle" ]); if (options.toplevel) set_shorthand("toplevel", options, [ "compress", "mangle" ]);
if (options.v8) set_shorthand("v8", options, [ "mangle", "output" ]); if (options.v8) set_shorthand("v8", options, [ "mangle", "output" ]);
@ -106,7 +107,7 @@ function minify(files, options) {
options.mangle = defaults(options.mangle, { options.mangle = defaults(options.mangle, {
cache: options.nameCache && (options.nameCache.vars || {}), cache: options.nameCache && (options.nameCache.vars || {}),
eval: false, eval: false,
ie8: false, ie: false,
keep_fnames: false, keep_fnames: false,
properties: false, properties: false,
reserved: [], reserved: [],

10
lib/output.js
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@ -56,7 +56,7 @@ function OutputStream(options) {
braces : false, braces : false,
comments : false, comments : false,
galio : false, galio : false,
ie8 : false, ie : false,
indent_level : 4, indent_level : 4,
indent_start : 0, indent_start : 0,
inline_script : true, inline_script : true,
@ -193,7 +193,7 @@ function OutputStream(options) {
case "\t": return "\\t"; case "\t": return "\\t";
case "\b": return "\\b"; case "\b": return "\\b";
case "\f": return "\\f"; case "\f": return "\\f";
case "\x0B": return options.ie8 ? "\\x0B" : "\\v"; case "\x0B": return options.ie ? "\\x0B" : "\\v";
case "\u2028": return "\\u2028"; case "\u2028": return "\\u2028";
case "\u2029": return "\\u2029"; case "\u2029": return "\\u2029";
case "\ufeff": return "\\ufeff"; case "\ufeff": return "\\ufeff";
@ -1290,7 +1290,7 @@ function OutputStream(options) {
function make_then(self, output) { function make_then(self, output) {
var b = self.body; var b = self.body;
if (output.option("braces") && !(b instanceof AST_Const || b instanceof AST_Let) if (output.option("braces") && !(b instanceof AST_Const || b instanceof AST_Let)
|| output.option("ie8") && b instanceof AST_Do) || output.option("ie") && b instanceof AST_Do)
return make_block(b, output); return make_block(b, output);
// The squeezer replaces "block"-s that contain only a single // The squeezer replaces "block"-s that contain only a single
// statement with the statement itself; technically, the AST // statement with the statement itself; technically, the AST
@ -1515,7 +1515,7 @@ function OutputStream(options) {
var expr = self.expression; var expr = self.expression;
expr.print(output); expr.print(output);
var prop = self.property; var prop = self.property;
if (output.option("ie8") && RESERVED_WORDS[prop]) { if (output.option("ie") && RESERVED_WORDS[prop]) {
output.print(self.optional ? "?.[" : "["); output.print(self.optional ? "?.[" : "[");
output.add_mapping(self.end); output.add_mapping(self.end);
output.print_string(prop); output.print_string(prop);
@ -1702,7 +1702,7 @@ function OutputStream(options) {
var quote = self.start && self.start.quote; var quote = self.start && self.start.quote;
if (self.private) { if (self.private) {
output.print_name(key); output.print_name(key);
} else if (RESERVED_WORDS[key] ? !output.option("ie8") : is_identifier_string(key)) { } else if (RESERVED_WORDS[key] ? !output.option("ie") : is_identifier_string(key)) {
if (quote && output.option("keep_quoted_props")) { if (quote && output.option("keep_quoted_props")) {
output.print_string(key, quote); output.print_string(key, quote);
} else { } else {

8
lib/scope.js
View File

@ -118,7 +118,7 @@ function is_lhs(node, parent) {
AST_Toplevel.DEFMETHOD("figure_out_scope", function(options) { AST_Toplevel.DEFMETHOD("figure_out_scope", function(options) {
options = defaults(options, { options = defaults(options, {
cache: null, cache: null,
ie8: false, ie: false,
}); });
// pass 1: setup scope chaining and handle definitions // pass 1: setup scope chaining and handle definitions
@ -211,7 +211,7 @@ AST_Toplevel.DEFMETHOD("figure_out_scope", function(options) {
entangle(defun, scope); entangle(defun, scope);
} else if (node instanceof AST_SymbolLambda) { } else if (node instanceof AST_SymbolLambda) {
var def = defun.def_function(node, node.name == "arguments" ? undefined : defun); var def = defun.def_function(node, node.name == "arguments" ? undefined : defun);
if (options.ie8) def.defun = defun.parent_scope.resolve(); if (options.ie) def.defun = defun.parent_scope.resolve();
} else if (node instanceof AST_SymbolLet) { } else if (node instanceof AST_SymbolLet) {
var def = scope.def_variable(node); var def = scope.def_variable(node);
if (exported) def.exported = true; if (exported) def.exported = true;
@ -351,7 +351,7 @@ AST_Toplevel.DEFMETHOD("figure_out_scope", function(options) {
self.walk(tw); self.walk(tw);
// pass 3: fix up any scoping issue with IE8 // pass 3: fix up any scoping issue with IE8
if (options.ie8) self.walk(new TreeWalker(function(node) { if (options.ie) self.walk(new TreeWalker(function(node) {
if (node instanceof AST_SymbolCatch) { if (node instanceof AST_SymbolCatch) {
var scope = node.thedef.defun; var scope = node.thedef.defun;
if (scope.name instanceof AST_SymbolLambda && scope.name.name == node.name) { if (scope.name instanceof AST_SymbolLambda && scope.name.name == node.name) {
@ -572,7 +572,7 @@ AST_Symbol.DEFMETHOD("definition", function() {
function _default_mangler_options(options) { function _default_mangler_options(options) {
options = defaults(options, { options = defaults(options, {
eval : false, eval : false,
ie8 : false, ie : false,
keep_fnames : false, keep_fnames : false,
reserved : [], reserved : [],
toplevel : false, toplevel : false,

6
test/compress/classes.js
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@ -1157,7 +1157,7 @@ issue_4705: {
issue_4720: { issue_4720: {
options = { options = {
ie8: true, ie: true,
reduce_vars: true, reduce_vars: true,
toplevel: true, toplevel: true,
unused: true, unused: true,
@ -1629,7 +1629,7 @@ issue_4951_2: {
issue_4962_1: { issue_4962_1: {
options = { options = {
ie8: true, ie: true,
inline: true, inline: true,
reduce_vars: true, reduce_vars: true,
unused: true, unused: true,
@ -1656,7 +1656,7 @@ issue_4962_1: {
issue_4962_2: { issue_4962_2: {
options = { options = {
ie8: true, ie: true,
inline: true, inline: true,
reduce_vars: true, reduce_vars: true,
unused: true, unused: true,

8
test/compress/collapse_vars.js
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@ -6008,7 +6008,7 @@ issue_3215_1: {
options = { options = {
collapse_vars: true, collapse_vars: true,
evaluate: true, evaluate: true,
ie8: false, ie: false,
inline: true, inline: true,
passes: 2, passes: 2,
side_effects: true, side_effects: true,
@ -6030,7 +6030,7 @@ issue_3215_2: {
options = { options = {
collapse_vars: true, collapse_vars: true,
evaluate: true, evaluate: true,
ie8: true, ie: true,
inline: true, inline: true,
passes: 2, passes: 2,
side_effects: true, side_effects: true,
@ -6055,7 +6055,7 @@ issue_3215_3: {
options = { options = {
collapse_vars: true, collapse_vars: true,
evaluate: true, evaluate: true,
ie8: false, ie: false,
inline: true, inline: true,
passes: 2, passes: 2,
side_effects: true, side_effects: true,
@ -6078,7 +6078,7 @@ issue_3215_4: {
options = { options = {
collapse_vars: true, collapse_vars: true,
evaluate: true, evaluate: true,
ie8: true, ie: true,
inline: true, inline: true,
passes: 2, passes: 2,
side_effects: true, side_effects: true,

10
test/compress/const.js
View File

@ -486,7 +486,7 @@ do_continue: {
catch_ie8_1: { catch_ie8_1: {
options = { options = {
ie8: true, ie: true,
unused: true, unused: true,
} }
input: { input: {
@ -506,7 +506,7 @@ catch_ie8_1: {
catch_ie8_2: { catch_ie8_2: {
options = { options = {
dead_code: true, dead_code: true,
ie8: true, ie: true,
passes: 2, passes: 2,
toplevel: true, toplevel: true,
unused: true, unused: true,
@ -727,7 +727,7 @@ issue_4193: {
issue_4195: { issue_4195: {
mangle = { mangle = {
ie8: true, ie: true,
} }
input: { input: {
console.log(function f(a) { console.log(function f(a) {
@ -1131,7 +1131,7 @@ issue_4225: {
issue_4229: { issue_4229: {
options = { options = {
ie8: true, ie: true,
side_effects: true, side_effects: true,
} }
input: { input: {
@ -1151,7 +1151,7 @@ issue_4229: {
issue_4231: { issue_4231: {
options = { options = {
ie8: true, ie: true,
side_effects: true, side_effects: true,
} }
input: { input: {

2
test/compress/default-values.js
View File

@ -1709,7 +1709,7 @@ issue_4588_2_evaluate: {
issue_4817: { issue_4817: {
options = { options = {
ie8: true, ie: true,
inline: true, inline: true,
unused: true, unused: true,
} }

2
test/compress/destructured.js
View File

@ -2029,7 +2029,7 @@ issue_4321: {
issue_4323: { issue_4323: {
options = { options = {
ie8: true, ie: true,
inline: true, inline: true,
merge_vars: true, merge_vars: true,
reduce_vars: true, reduce_vars: true,

4
test/compress/drop-unused.js
View File

@ -2345,7 +2345,7 @@ function_argument_reference: {
function_parameter_ie8: { function_parameter_ie8: {
options = { options = {
ie8: true, ie: true,
reduce_vars: true, reduce_vars: true,
unused: true, unused: true,
} }
@ -3230,7 +3230,7 @@ issue_4558_1: {
issue_4558_2: { issue_4558_2: {
options = { options = {
evaluate: true, evaluate: true,
ie8: true, ie: true,
reduce_vars: true, reduce_vars: true,
unused: true, unused: true,
} }

4
test/compress/functions.js
View File

@ -2123,7 +2123,7 @@ issue_3016_2: {
issue_3016_2_ie8: { issue_3016_2_ie8: {
options = { options = {
dead_code: true, dead_code: true,
ie8: true, ie: true,
inline: true, inline: true,
toplevel: true, toplevel: true,
} }
@ -2188,7 +2188,7 @@ issue_3016_3: {
issue_3016_3_ie8: { issue_3016_3_ie8: {
options = { options = {
dead_code: true, dead_code: true,
ie8: true, ie: true,
inline: true, inline: true,
toplevel: true, toplevel: true,
} }

417
test/compress/ie8.js → test/compress/ie.js
View File

File diff suppressed because it is too large Load Diff

2
test/compress/issue-1446.js
View File

@ -24,7 +24,7 @@ typeof_eq_undefined: {
typeof_eq_undefined_ie8: { typeof_eq_undefined_ie8: {
options = { options = {
comparisons: true, comparisons: true,
ie8: true, ie: true,
typeofs: true, typeofs: true,
} }
input: { input: {

8
test/compress/issue-1588.js
View File

@ -1,9 +1,9 @@
screw_ie8: { screw_ie8: {
options = { options = {
ie8: false, ie: false,
} }
mangle = { mangle = {
ie8: false, ie: false,
} }
input: { input: {
try { throw "foo"; } catch (x) { console.log(x); } try { throw "foo"; } catch (x) { console.log(x); }
@ -16,10 +16,10 @@ screw_ie8: {
support_ie8: { support_ie8: {
options = { options = {
ie8: true, ie: true,
} }
mangle = { mangle = {
ie8: true, ie: true,
} }
input: { input: {
try { throw "foo"; } catch (x) { console.log(x); } try { throw "foo"; } catch (x) { console.log(x); }

72
test/compress/issue-1704.js
View File

@ -1,10 +1,10 @@
mangle_catch: { mangle_catch: {
options = { options = {
ie8: false, ie: false,
toplevel: false, toplevel: false,
} }
mangle = { mangle = {
ie8: false, ie: false,
toplevel: false, toplevel: false,
} }
input: { input: {
@ -22,11 +22,11 @@ mangle_catch: {
mangle_catch_ie8: { mangle_catch_ie8: {
options = { options = {
ie8: true, ie: true,
toplevel: false, toplevel: false,
} }
mangle = { mangle = {
ie8: true, ie: true,
toplevel: false, toplevel: false,
} }
input: { input: {
@ -44,11 +44,11 @@ mangle_catch_ie8: {
mangle_catch_var: { mangle_catch_var: {
options = { options = {
ie8: false, ie: false,
toplevel: false, toplevel: false,
} }
mangle = { mangle = {
ie8: false, ie: false,
toplevel: false, toplevel: false,
} }
input: { input: {
@ -66,11 +66,11 @@ mangle_catch_var: {
mangle_catch_var_ie8: { mangle_catch_var_ie8: {
options = { options = {
ie8: true, ie: true,
toplevel: false, toplevel: false,
} }
mangle = { mangle = {
ie8: true, ie: true,
toplevel: false, toplevel: false,
} }
input: { input: {
@ -88,11 +88,11 @@ mangle_catch_var_ie8: {
mangle_catch_toplevel: { mangle_catch_toplevel: {
options = { options = {
ie8: false, ie: false,
toplevel: true, toplevel: true,
} }
mangle = { mangle = {
ie8: false, ie: false,
toplevel: true, toplevel: true,
} }
input: { input: {
@ -110,11 +110,11 @@ mangle_catch_toplevel: {
mangle_catch_ie8_toplevel: { mangle_catch_ie8_toplevel: {
options = { options = {
ie8: true, ie: true,
toplevel: true, toplevel: true,
} }
mangle = { mangle = {
ie8: true, ie: true,
toplevel: true, toplevel: true,
} }
input: { input: {
@ -132,11 +132,11 @@ mangle_catch_ie8_toplevel: {
mangle_catch_var_toplevel: { mangle_catch_var_toplevel: {
options = { options = {
ie8: false, ie: false,
toplevel: true, toplevel: true,
} }
mangle = { mangle = {
ie8: false, ie: false,
toplevel: true, toplevel: true,
} }
input: { input: {
@ -154,11 +154,11 @@ mangle_catch_var_toplevel: {
mangle_catch_var_ie8_toplevel: { mangle_catch_var_ie8_toplevel: {
options = { options = {
ie8: true, ie: true,
toplevel: true, toplevel: true,
} }
mangle = { mangle = {
ie8: true, ie: true,
toplevel: true, toplevel: true,
} }
input: { input: {
@ -176,11 +176,11 @@ mangle_catch_var_ie8_toplevel: {
mangle_catch_redef_1: { mangle_catch_redef_1: {
options = { options = {
ie8: false, ie: false,
toplevel: false, toplevel: false,
} }
mangle = { mangle = {
ie8: false, ie: false,
toplevel: false, toplevel: false,
} }
input: { input: {
@ -198,11 +198,11 @@ mangle_catch_redef_1: {
mangle_catch_redef_1_ie8: { mangle_catch_redef_1_ie8: {
options = { options = {
ie8: true, ie: true,
toplevel: false, toplevel: false,
} }
mangle = { mangle = {
ie8: true, ie: true,
toplevel: false, toplevel: false,
} }
input: { input: {
@ -220,11 +220,11 @@ mangle_catch_redef_1_ie8: {
mangle_catch_redef_1_toplevel: { mangle_catch_redef_1_toplevel: {
options = { options = {
ie8: false, ie: false,
toplevel: true, toplevel: true,
} }
mangle = { mangle = {
ie8: false, ie: false,
toplevel: true, toplevel: true,
} }
input: { input: {
@ -242,11 +242,11 @@ mangle_catch_redef_1_toplevel: {
mangle_catch_redef_1_ie8_toplevel: { mangle_catch_redef_1_ie8_toplevel: {
options = { options = {
ie8: true, ie: true,
toplevel: true, toplevel: true,
} }
mangle = { mangle = {
ie8: true, ie: true,
toplevel: true, toplevel: true,
} }
input: { input: {
@ -264,11 +264,11 @@ mangle_catch_redef_1_ie8_toplevel: {
mangle_catch_redef_2: { mangle_catch_redef_2: {
options = { options = {
ie8: false, ie: false,
toplevel: false, toplevel: false,
} }
mangle = { mangle = {
ie8: false, ie: false,
toplevel: false, toplevel: false,
} }
input: { input: {
@ -285,11 +285,11 @@ mangle_catch_redef_2: {
mangle_catch_redef_2_ie8: { mangle_catch_redef_2_ie8: {
options = { options = {
ie8: true, ie: true,
toplevel: false, toplevel: false,
} }
mangle = { mangle = {
ie8: true, ie: true,
toplevel: false, toplevel: false,
} }
input: { input: {
@ -306,11 +306,11 @@ mangle_catch_redef_2_ie8: {
mangle_catch_redef_2_toplevel: { mangle_catch_redef_2_toplevel: {
options = { options = {
ie8: false, ie: false,
toplevel: true, toplevel: true,
} }
mangle = { mangle = {
ie8: false, ie: false,
toplevel: true, toplevel: true,
} }
input: { input: {
@ -327,11 +327,11 @@ mangle_catch_redef_2_toplevel: {
mangle_catch_redef_2_ie8_toplevel: { mangle_catch_redef_2_ie8_toplevel: {
options = { options = {
ie8: true, ie: true,
toplevel: true, toplevel: true,
} }
mangle = { mangle = {
ie8: true, ie: true,
toplevel: true, toplevel: true,
} }
input: { input: {
@ -348,7 +348,7 @@ mangle_catch_redef_2_ie8_toplevel: {
mangle_catch_redef_3: { mangle_catch_redef_3: {
mangle = { mangle = {
ie8: false, ie: false,
toplevel: false, toplevel: false,
} }
input: { input: {
@ -371,7 +371,7 @@ mangle_catch_redef_3: {
mangle_catch_redef_3_toplevel: { mangle_catch_redef_3_toplevel: {
mangle = { mangle = {
ie8: false, ie: false,
toplevel: true, toplevel: true,
} }
input: { input: {
@ -394,7 +394,7 @@ mangle_catch_redef_3_toplevel: {
mangle_catch_redef_3_ie8: { mangle_catch_redef_3_ie8: {
mangle = { mangle = {
ie8: true, ie: true,
toplevel: false, toplevel: false,
} }
input: { input: {
@ -417,7 +417,7 @@ mangle_catch_redef_3_ie8: {
mangle_catch_redef_3_ie8_toplevel: { mangle_catch_redef_3_ie8_toplevel: {
mangle = { mangle = {
ie8: true, ie: true,
toplevel: true, toplevel: true,
} }
input: { input: {

8
test/compress/issue-1733.js
View File

@ -1,6 +1,6 @@
function_iife_catch: { function_iife_catch: {
mangle = { mangle = {
ie8: false, ie: false,
} }
input: { input: {
function f(n) { function f(n) {
@ -21,7 +21,7 @@ function_iife_catch: {
function_iife_catch_ie8: { function_iife_catch_ie8: {
mangle = { mangle = {
ie8: true, ie: true,
} }
input: { input: {
function f(n) { function f(n) {
@ -42,7 +42,7 @@ function_iife_catch_ie8: {
function_catch_catch: { function_catch_catch: {
mangle = { mangle = {
ie8: false, ie: false,
} }
input: { input: {
var o = 0; var o = 0;
@ -70,7 +70,7 @@ function_catch_catch: {
function_catch_catch_ie8: { function_catch_catch_ie8: {
mangle = { mangle = {
ie8: true, ie: true,
} }
input: { input: {
var o = 0; var o = 0;

2
test/compress/keep_fargs.js
View File

@ -951,7 +951,7 @@ function_name_mangle_ie8: {
unused: true, unused: true,
} }
mangle = { mangle = {
ie8: true, ie: true,
toplevel: true, toplevel: true,
} }
input: { input: {

10
test/compress/let.js
View File

@ -1164,7 +1164,7 @@ issue_4225: {
issue_4229: { issue_4229: {
options = { options = {
ie8: true, ie: true,
side_effects: true, side_effects: true,
} }
input: { input: {
@ -1195,7 +1195,7 @@ issue_4229: {
issue_4231: { issue_4231: {
options = { options = {
ie8: true, ie: true,
side_effects: true, side_effects: true,
} }
input: { input: {
@ -1564,7 +1564,7 @@ issue_4438: {
issue_4531_1: { issue_4531_1: {
mangle = { mangle = {
ie8: true, ie: true,
toplevel: true, toplevel: true,
} }
input: { input: {
@ -1590,11 +1590,11 @@ issue_4531_1: {
issue_4531_2: { issue_4531_2: {
options = { options = {
evaluate: true, evaluate: true,
ie8: true, ie: true,
toplevel: true, toplevel: true,
} }
mangle = { mangle = {
ie8: true, ie: true,
toplevel: true, toplevel: true,
} }
input: { input: {

16
test/compress/loops.js
View File

@ -265,7 +265,7 @@ issue_1532_2: {
issue_186: { issue_186: {
beautify = { beautify = {
beautify: false, beautify: false,
ie8: false, ie: false,
} }
input: { input: {
var x = 3; var x = 3;
@ -284,7 +284,7 @@ issue_186: {
issue_186_ie8: { issue_186_ie8: {
beautify = { beautify = {
beautify: false, beautify: false,
ie8: true, ie: true,
} }
input: { input: {
var x = 3; var x = 3;
@ -303,7 +303,7 @@ issue_186_ie8: {
issue_186_beautify: { issue_186_beautify: {
beautify = { beautify = {
beautify: true, beautify: true,
ie8: false, ie: false,
} }
input: { input: {
var x = 3; var x = 3;
@ -330,7 +330,7 @@ issue_186_beautify: {
issue_186_beautify_ie8: { issue_186_beautify_ie8: {
beautify = { beautify = {
beautify: true, beautify: true,
ie8: true, ie: true,
} }
input: { input: {
var x = 3; var x = 3;
@ -360,7 +360,7 @@ issue_186_braces: {
beautify = { beautify = {
beautify: false, beautify: false,
braces: true, braces: true,
ie8: false, ie: false,
} }
input: { input: {
var x = 3; var x = 3;
@ -380,7 +380,7 @@ issue_186_braces_ie8: {
beautify = { beautify = {
beautify: false, beautify: false,
braces: true, braces: true,
ie8: true, ie: true,
} }
input: { input: {
var x = 3; var x = 3;
@ -400,7 +400,7 @@ issue_186_beautify_braces: {
beautify = { beautify = {
beautify: true, beautify: true,
braces: true, braces: true,
ie8: false, ie: false,
} }
input: { input: {
var x = 3; var x = 3;
@ -432,7 +432,7 @@ issue_186_beautify_braces_ie8: {
beautify = { beautify = {
beautify: true, beautify: true,
braces: true, braces: true,
ie8: true, ie: true,
} }
input: { input: {
var x = 3; var x = 3;

2
test/compress/merge_vars.js
View File

@ -359,7 +359,7 @@ issue_4107: {
issue_4109: { issue_4109: {
options = { options = {
ie8: true, ie: true,
merge_vars: true, merge_vars: true,
toplevel: true, toplevel: true,
} }

2
test/compress/nullish.js
View File

@ -265,7 +265,7 @@ de_morgan_2e: {
issue_4679: { issue_4679: {
options = { options = {
comparisons: true, comparisons: true,
ie8: true, ie: true,
} }
input: { input: {
var a; var a;

4
test/compress/optional-chains.js
View File

@ -256,7 +256,7 @@ issue_4906: {
issue_4928: { issue_4928: {
options = { options = {
ie8: true, ie: true,
toplevel: true, toplevel: true,
unused: true, unused: true,
} }
@ -308,7 +308,7 @@ issue_4947_2: {
issue_5039: { issue_5039: {
options = { options = {
ie8: true, ie: true,
side_effects: true, side_effects: true,
toplevel: true, toplevel: true,
unused: true, unused: true,

4
test/compress/properties.js
View File

@ -17,7 +17,7 @@ dot_properties: {
properties: true, properties: true,
} }
beautify = { beautify = {
ie8: true, ie: true,
} }
input: { input: {
a["foo"] = "bar"; a["foo"] = "bar";
@ -43,7 +43,7 @@ dot_properties_es5: {
properties: true, properties: true,
} }
beautify = { beautify = {
ie8: false, ie: false,
} }
input: { input: {
a["foo"] = "bar"; a["foo"] = "bar";

88
test/compress/rename.js
View File

@ -1,11 +1,11 @@
mangle_catch: { mangle_catch: {
rename = true rename = true
options = { options = {
ie8: false, ie: false,
toplevel: false, toplevel: false,
} }
mangle = { mangle = {
ie8: false, ie: false,
toplevel: false, toplevel: false,
} }
input: { input: {
@ -24,11 +24,11 @@ mangle_catch: {
mangle_catch_ie8: { mangle_catch_ie8: {
rename = true rename = true
options = { options = {
ie8: true, ie: true,
toplevel: false, toplevel: false,
} }
mangle = { mangle = {
ie8: true, ie: true,
toplevel: false, toplevel: false,
} }
input: { input: {
@ -47,11 +47,11 @@ mangle_catch_ie8: {
mangle_catch_var: { mangle_catch_var: {
rename = true rename = true
options = { options = {
ie8: false, ie: false,
toplevel: false, toplevel: false,
} }
mangle = { mangle = {
ie8: false, ie: false,
toplevel: false, toplevel: false,
} }
input: { input: {
@ -70,11 +70,11 @@ mangle_catch_var: {
mangle_catch_var_ie8: { mangle_catch_var_ie8: {
rename = true rename = true
options = { options = {
ie8: true, ie: true,
toplevel: false, toplevel: false,
} }
mangle = { mangle = {
ie8: true, ie: true,
toplevel: false, toplevel: false,
} }
input: { input: {
@ -93,11 +93,11 @@ mangle_catch_var_ie8: {
mangle_catch_toplevel: { mangle_catch_toplevel: {
rename = true rename = true
options = { options = {
ie8: false, ie: false,
toplevel: true, toplevel: true,
} }
mangle = { mangle = {
ie8: false, ie: false,
toplevel: true, toplevel: true,
} }
input: { input: {
@ -116,11 +116,11 @@ mangle_catch_toplevel: {
mangle_catch_ie8_toplevel: { mangle_catch_ie8_toplevel: {
rename = true rename = true
options = { options = {
ie8: true, ie: true,
toplevel: true, toplevel: true,
} }
mangle = { mangle = {
ie8: true, ie: true,
toplevel: true, toplevel: true,
} }
input: { input: {
@ -139,11 +139,11 @@ mangle_catch_ie8_toplevel: {
mangle_catch_var_toplevel: { mangle_catch_var_toplevel: {
rename = true rename = true
options = { options = {
ie8: false, ie: false,
toplevel: true, toplevel: true,
} }
mangle = { mangle = {
ie8: false, ie: false,
toplevel: true, toplevel: true,
} }
input: { input: {
@ -162,11 +162,11 @@ mangle_catch_var_toplevel: {
mangle_catch_var_ie8_toplevel: { mangle_catch_var_ie8_toplevel: {
rename = true rename = true
options = { options = {
ie8: true, ie: true,
toplevel: true, toplevel: true,
} }
mangle = { mangle = {
ie8: true, ie: true,
toplevel: true, toplevel: true,
} }
input: { input: {
@ -185,11 +185,11 @@ mangle_catch_var_ie8_toplevel: {
mangle_catch_redef_1: { mangle_catch_redef_1: {
rename = true rename = true
options = { options = {
ie8: false, ie: false,
toplevel: false, toplevel: false,
} }
mangle = { mangle = {
ie8: false, ie: false,
toplevel: false, toplevel: false,
} }
input: { input: {
@ -208,11 +208,11 @@ mangle_catch_redef_1: {
mangle_catch_redef_1_ie8: { mangle_catch_redef_1_ie8: {
rename = true rename = true
options = { options = {
ie8: true, ie: true,
toplevel: false, toplevel: false,
} }
mangle = { mangle = {
ie8: true, ie: true,
toplevel: false, toplevel: false,
} }
input: { input: {
@ -231,11 +231,11 @@ mangle_catch_redef_1_ie8: {
mangle_catch_redef_1_toplevel: { mangle_catch_redef_1_toplevel: {
rename = true rename = true
options = { options = {
ie8: false, ie: false,
toplevel: true, toplevel: true,
} }
mangle = { mangle = {
ie8: false, ie: false,
toplevel: true, toplevel: true,
} }
input: { input: {
@ -254,11 +254,11 @@ mangle_catch_redef_1_toplevel: {
mangle_catch_redef_1_ie8_toplevel: { mangle_catch_redef_1_ie8_toplevel: {
rename = true rename = true
options = { options = {
ie8: true, ie: true,
toplevel: true, toplevel: true,
} }
mangle = { mangle = {
ie8: true, ie: true,
toplevel: true, toplevel: true,
} }
input: { input: {
@ -277,11 +277,11 @@ mangle_catch_redef_1_ie8_toplevel: {
mangle_catch_redef_2: { mangle_catch_redef_2: {
rename = true rename = true
options = { options = {
ie8: false, ie: false,
toplevel: false, toplevel: false,
} }
mangle = { mangle = {
ie8: false, ie: false,
toplevel: false, toplevel: false,
} }
input: { input: {
@ -299,11 +299,11 @@ mangle_catch_redef_2: {
mangle_catch_redef_2_ie8: { mangle_catch_redef_2_ie8: {
rename = true rename = true
options = { options = {
ie8: true, ie: true,
toplevel: false, toplevel: false,
} }
mangle = { mangle = {
ie8: true, ie: true,
toplevel: false, toplevel: false,
} }
input: { input: {
@ -321,11 +321,11 @@ mangle_catch_redef_2_ie8: {
mangle_catch_redef_2_toplevel: { mangle_catch_redef_2_toplevel: {
rename = true rename = true
options = { options = {
ie8: false, ie: false,
toplevel: true, toplevel: true,
} }
mangle = { mangle = {
ie8: false, ie: false,
toplevel: true, toplevel: true,
} }
input: { input: {
@ -343,11 +343,11 @@ mangle_catch_redef_2_toplevel: {
mangle_catch_redef_2_ie8_toplevel: { mangle_catch_redef_2_ie8_toplevel: {
rename = true rename = true
options = { options = {
ie8: true, ie: true,
toplevel: true, toplevel: true,
} }
mangle = { mangle = {
ie8: true, ie: true,
toplevel: true, toplevel: true,
} }
input: { input: {
@ -365,7 +365,7 @@ mangle_catch_redef_2_ie8_toplevel: {
issue_2120_1: { issue_2120_1: {
rename = true rename = true
mangle = { mangle = {
ie8: false, ie: false,
} }
input: { input: {
"aaaaaaaa"; "aaaaaaaa";
@ -401,7 +401,7 @@ issue_2120_1: {
issue_2120_2: { issue_2120_2: {
rename = true rename = true
mangle = { mangle = {
ie8: true, ie: true,
} }
input: { input: {
"aaaaaaaa"; "aaaaaaaa";
@ -436,7 +436,7 @@ issue_2120_2: {
function_iife_catch: { function_iife_catch: {
rename = true rename = true
mangle = { mangle = {
ie8: false, ie: false,
} }
input: { input: {
function f(n) { function f(n) {
@ -458,7 +458,7 @@ function_iife_catch: {
function_iife_catch_ie8: { function_iife_catch_ie8: {
rename = true rename = true
mangle = { mangle = {
ie8: true, ie: true,
} }
input: { input: {
function f(n) { function f(n) {
@ -480,7 +480,7 @@ function_iife_catch_ie8: {
function_catch_catch: { function_catch_catch: {
rename = true rename = true
mangle = { mangle = {
ie8: false, ie: false,
} }
input: { input: {
var o = 0; var o = 0;
@ -509,7 +509,7 @@ function_catch_catch: {
function_catch_catch_ie8: { function_catch_catch_ie8: {
rename = true rename = true
mangle = { mangle = {
ie8: true, ie: true,
} }
input: { input: {
var o = 0; var o = 0;
@ -538,12 +538,12 @@ function_catch_catch_ie8: {
function_do_catch_ie8: { function_do_catch_ie8: {
rename = true rename = true
options = { options = {
ie8: true, ie: true,
side_effects: true, side_effects: true,
unused: true, unused: true,
} }
mangle = { mangle = {
ie8: true, ie: true,
toplevel: true, toplevel: true,
} }
input: { input: {
@ -615,7 +615,7 @@ function_do_catch_ie8: {
issue_3480: { issue_3480: {
rename = true, rename = true,
mangle = { mangle = {
ie8: false, ie: false,
toplevel: false, toplevel: false,
} }
input: { input: {
@ -647,7 +647,7 @@ issue_3480: {
issue_3480_ie8: { issue_3480_ie8: {
rename = true, rename = true,
mangle = { mangle = {
ie8: true, ie: true,
toplevel: false, toplevel: false,
} }
input: { input: {
@ -679,7 +679,7 @@ issue_3480_ie8: {
issue_3480_toplevel: { issue_3480_toplevel: {
rename = true, rename = true,
mangle = { mangle = {
ie8: false, ie: false,
toplevel: true, toplevel: true,
} }
input: { input: {
@ -711,7 +711,7 @@ issue_3480_toplevel: {
issue_3480_ie8_toplevel: { issue_3480_ie8_toplevel: {
rename = true, rename = true,
mangle = { mangle = {
ie8: true, ie: true,
toplevel: true, toplevel: true,
} }
input: { input: {

2
test/compress/rests.js
View File

@ -833,7 +833,7 @@ issue_4562: {
issue_4575: { issue_4575: {
options = { options = {
collapse_vars: true, collapse_vars: true,
ie8: true, ie: true,
reduce_vars: true, reduce_vars: true,
rests: true, rests: true,
unused: true, unused: true,

4
test/compress/webkit.js
View File

@ -61,7 +61,7 @@ lambda_name_mangle: {
lambda_name_mangle_ie8: { lambda_name_mangle_ie8: {
mangle = { mangle = {
ie8: true, ie: true,
toplevel: true, toplevel: true,
} }
input: { input: {
@ -95,7 +95,7 @@ function_name_mangle_ie8: {
unused: true, unused: true,
} }
mangle = { mangle = {
ie8: true, ie: true,
toplevel: true, toplevel: true,
} }
input: { input: {

21
test/mocha/ie8.js
View File

@ -1,21 +0,0 @@
var assert = require("assert");
var UglifyJS = require("../..");
describe("ie8", function() {
it("Should be able to minify() with undefined as catch parameter in a try...catch statement", function() {
assert.strictEqual(
UglifyJS.minify([
"function a(b){",
" try {",
" throw 'Stuff';",
" } catch (undefined) {",
" console.log('caught: ' + undefined);",
" }",
" console.log('undefined is ' + undefined);",
" return b === undefined;",
"};",
].join("\n")).code,
'function a(o){try{throw"Stuff"}catch(o){console.log("caught: "+o)}return console.log("undefined is "+void 0),void 0===o}'
);
});
});

2
test/mocha/let.js
View File

@ -41,7 +41,7 @@ describe("let", function() {
} }
var result = UglifyJS.minify(s, { var result = UglifyJS.minify(s, {
compress: false, compress: false,
ie8: true, ie: true,
mangle: { mangle: {
properties: true, properties: true,
} }

2
test/reduce.js
View File

@ -22,7 +22,7 @@ module.exports = function reduce_test(testcase, minify_options, reduce_options)
reduce_options = reduce_options || {}; reduce_options = reduce_options || {};
var print_options = {}; var print_options = {};
[ [
"ie8", "ie",
"v8", "v8",
"webkit", "webkit",
].forEach(function(name) { ].forEach(function(name) {

2
test/ufuzz/options.json
View File

@ -16,7 +16,7 @@
}, },
{}, {},
{ {
"ie8": true, "ie": true,
"toplevel": true "toplevel": true
}, },
{ {