mirror of https://github.com/status-im/metro.git
React Native: Add String.prototyp.es6 Polyfill
This commit is contained in:
parent
4d9f4301ec
commit
39da8034dd
|
@ -82,6 +82,17 @@ describe('HasteDependencyResolver', function() {
|
|||
'polyfills/console.js'
|
||||
],
|
||||
},
|
||||
{ id: 'polyfills/String.prototype.es6.js',
|
||||
isPolyfill: true,
|
||||
path: 'polyfills/String.prototype.es6.js',
|
||||
dependencies: [
|
||||
'polyfills/prelude.js',
|
||||
'polyfills/require.js',
|
||||
'polyfills/polyfills.js',
|
||||
'polyfills/console.js',
|
||||
'polyfills/error-guard.js'
|
||||
],
|
||||
},
|
||||
module
|
||||
]);
|
||||
});
|
||||
|
@ -142,6 +153,17 @@ describe('HasteDependencyResolver', function() {
|
|||
'polyfills/console.js'
|
||||
],
|
||||
},
|
||||
{ id: 'polyfills/String.prototype.es6.js',
|
||||
isPolyfill: true,
|
||||
path: 'polyfills/String.prototype.es6.js',
|
||||
dependencies: [
|
||||
'polyfills/prelude_dev.js',
|
||||
'polyfills/require.js',
|
||||
'polyfills/polyfills.js',
|
||||
'polyfills/console.js',
|
||||
'polyfills/error-guard.js'
|
||||
],
|
||||
},
|
||||
module
|
||||
]);
|
||||
});
|
||||
|
@ -203,6 +225,17 @@ describe('HasteDependencyResolver', function() {
|
|||
'polyfills/console.js'
|
||||
],
|
||||
},
|
||||
{ id: 'polyfills/String.prototype.es6.js',
|
||||
isPolyfill: true,
|
||||
path: 'polyfills/String.prototype.es6.js',
|
||||
dependencies: [
|
||||
'polyfills/prelude.js',
|
||||
'polyfills/require.js',
|
||||
'polyfills/polyfills.js',
|
||||
'polyfills/console.js',
|
||||
'polyfills/error-guard.js'
|
||||
],
|
||||
},
|
||||
{ path: 'some module',
|
||||
id: 'some module',
|
||||
isPolyfill: true,
|
||||
|
@ -212,6 +245,7 @@ describe('HasteDependencyResolver', function() {
|
|||
'polyfills/polyfills.js',
|
||||
'polyfills/console.js',
|
||||
'polyfills/error-guard.js',
|
||||
'polyfills/String.prototype.es6.js'
|
||||
]
|
||||
},
|
||||
module
|
||||
|
|
|
@ -112,6 +112,7 @@ HasteDependencyResolver.prototype._prependPolyfillDependencies = function(
|
|||
path.join(__dirname, 'polyfills/polyfills.js'),
|
||||
path.join(__dirname, 'polyfills/console.js'),
|
||||
path.join(__dirname, 'polyfills/error-guard.js'),
|
||||
path.join(__dirname, 'polyfills/String.prototype.es6.js'),
|
||||
].concat(this._polyfillModuleNames);
|
||||
|
||||
var polyfillModules = polyfillModuleNames.map(
|
||||
|
|
|
@ -0,0 +1,85 @@
|
|||
/**
|
||||
* @provides String.prototype.es6
|
||||
* @polyfill
|
||||
*/
|
||||
|
||||
/*eslint global-strict:0, no-extend-native:0, no-bitwise:0 */
|
||||
/*jshint bitwise:false*/
|
||||
|
||||
/*
|
||||
* NOTE: We use (Number(x) || 0) to replace NaN values with zero.
|
||||
*/
|
||||
|
||||
if (!String.prototype.startsWith) {
|
||||
String.prototype.startsWith = function(search) {
|
||||
'use strict';
|
||||
if (this == null) {
|
||||
throw TypeError();
|
||||
}
|
||||
var string = String(this);
|
||||
var pos = arguments.length > 1 ?
|
||||
(Number(arguments[1]) || 0) : 0;
|
||||
var start = Math.min(Math.max(pos, 0), string.length);
|
||||
return string.indexOf(String(search), pos) === start;
|
||||
};
|
||||
}
|
||||
|
||||
if (!String.prototype.endsWith) {
|
||||
String.prototype.endsWith = function(search) {
|
||||
'use strict';
|
||||
if (this == null) {
|
||||
throw TypeError();
|
||||
}
|
||||
var string = String(this);
|
||||
var stringLength = string.length;
|
||||
var searchString = String(search);
|
||||
var pos = arguments.length > 1 ?
|
||||
(Number(arguments[1]) || 0) : stringLength;
|
||||
var end = Math.min(Math.max(pos, 0), stringLength);
|
||||
var start = end - searchString.length;
|
||||
if (start < 0) {
|
||||
return false;
|
||||
}
|
||||
return string.lastIndexOf(searchString, start) === start;
|
||||
};
|
||||
}
|
||||
|
||||
if (!String.prototype.contains) {
|
||||
String.prototype.contains = function(search) {
|
||||
'use strict';
|
||||
if (this == null) {
|
||||
throw TypeError();
|
||||
}
|
||||
var string = String(this);
|
||||
var pos = arguments.length > 1 ?
|
||||
(Number(arguments[1]) || 0) : 0;
|
||||
return string.indexOf(String(search), pos) !== -1;
|
||||
};
|
||||
}
|
||||
|
||||
if (!String.prototype.repeat) {
|
||||
String.prototype.repeat = function(count) {
|
||||
'use strict';
|
||||
if (this == null) {
|
||||
throw TypeError();
|
||||
}
|
||||
var string = String(this);
|
||||
count = Number(count) || 0;
|
||||
if (count < 0 || count === Infinity) {
|
||||
throw RangeError();
|
||||
}
|
||||
if (count === 1) {
|
||||
return string;
|
||||
}
|
||||
var result = '';
|
||||
while (count) {
|
||||
if (count & 1) {
|
||||
result += string;
|
||||
}
|
||||
if ((count >>= 1)) {
|
||||
string += string;
|
||||
}
|
||||
}
|
||||
return result;
|
||||
};
|
||||
}
|
Loading…
Reference in New Issue