Mirrors/lodash
1
0
Fork 0
mirror of https://github.com/whoisclebs/lodash.git synced 2026-02-02 16:17:50 +00:00
Code Issues Packages Projects Releases Wiki Activity

Move support object cleanup after unused variable cleanup in build.js.

Browse Source 
Former-commit-id: 5a334f66f6cb4b5f5fba77148ddc0406e1118f08
This commit is contained in:
John-David Dalton
2013-07-01 23:17:17 -07:00
parent 0a47378f7f
commit 7995a57f77
1 changed files with 30 additions and 29 deletions
Download Patch File Download Diff File Expand all files Collapse all files

59
build.js
View File

@@ -3973,35 +3973,6 @@
return match.replace(/'Error', */, '');
});
}
// remove code used to resolve unneeded `support` properties
source = source.replace(matchVar(source, 'support'), function(match) {
return match.replace(/^ *\(function[\s\S]+?\n(( *)var ctor *=[\s\S]+?(?:\n *for.+)+\n)([\s\S]+?)}\(1\)\);\n/m, function(match, setup, indent, body) {
var modified = setup;
if (!/support\.spliceObjects *=(?! *(?:false|true))/.test(body)) {
modified = modified.replace(/^ *object *=.+\n/m, '');
}
if (!/support\.enumPrototypes *=(?! *(?:false|true))/.test(body) &&
!/support\.nonEnumShadows *=(?! *(?:false|true))/.test(body) &&
!/support\.ownLast *=(?! *(?:false|true))/.test(body)) {
modified = modified
.replace(/\bctor *=.+\s+/, '')
.replace(/^ *ctor\.prototype.+\s+.+\n/m, '')
.replace(/(?:,\n)? *props *=[^;=]+/, '')
.replace(/^ *for *\((?=prop)/, '$&var ')
}
if (!/support\.nonEnumArgs *=(?! *(?:false|true))/.test(body)) {
modified = modified.replace(/^ *for *\(.+? arguments.+\n/m, '');
}
// cleanup the empty var statement
modified = modified.replace(/^ *var;\n/m, '');
// if no setup then remove IIFE
return /^\s*$/.test(modified)
? body.replace(RegExp('^' + indent, 'gm'), indent.slice(0, -2))
: match.replace(setup, modified);
});
});
}
// remove functions from the build
@@ -4057,6 +4028,36 @@
}
}());
// remove code used to resolve unneeded `support` properties
source = source.replace(matchVar(source, 'support'), function(match) {
return match.replace(/^ *\(function[\s\S]+?\n(( *)var ctor *=[\s\S]+?(?:\n *for.+)+\n)([\s\S]+?)}\(1\)\);\n/m, function(match, setup, indent, body) {
var modified = setup;
if (!/support\.spliceObjects *=(?! *(?:false|true))/.test(body)) {
modified = modified.replace(/^ *object *=.+\n/m, '');
}
if (!/support\.enumPrototypes *=(?! *(?:false|true))/.test(body) &&
!/support\.nonEnumShadows *=(?! *(?:false|true))/.test(body) &&
!/support\.ownLast *=(?! *(?:false|true))/.test(body)) {
modified = modified
.replace(/\bctor *=.+\s+/, '')
.replace(/^ *ctor\.prototype.+\s+.+\n/m, '')
.replace(/(?:,\n)? *props *=[^;=]+/, '')
.replace(/^ *for *\((?=prop)/, '$&var ')
}
if (!/support\.nonEnumArgs *=(?! *(?:false|true))/.test(body)) {
modified = modified.replace(/^ *for *\(.+? arguments.+\n/m, '');
}
// cleanup the empty var statement
modified = modified.replace(/^ *var;\n/m, '');
// if no setup then remove IIFE
return /^\s*$/.test(modified)
? body.replace(RegExp('^' + indent, 'gm'), indent.slice(0, -2))
: match.replace(setup, modified);
});
});
if (isNoDep) {
// replace the `lodash.templateSettings` property assignment with a variable assignment
source = source.replace(/\b(lodash\.)(?=templateSettings *=)/, 'var ');