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authorruki <waruqi@gmail.com>2018-11-08 00:38:48 +0800
committerruki <waruqi@gmail.com>2018-11-07 21:53:09 +0800
commit26105034da4fcce7ac883c899d781f016559310d (patch)
treec459a5dc4e3aa0972d9919033ece511ce76dd129 /node_modules/safer-buffer/dangerous.js
parent2c77f00f1a7ecb6c8192f9c16d3b2001b254a107 (diff)
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Diffstat (limited to 'node_modules/safer-buffer/dangerous.js')
-rw-r--r--node_modules/safer-buffer/dangerous.js58
1 files changed, 58 insertions, 0 deletions
diff --git a/node_modules/safer-buffer/dangerous.js b/node_modules/safer-buffer/dangerous.js
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+++ b/node_modules/safer-buffer/dangerous.js
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+/* eslint-disable node/no-deprecated-api */
+
+'use strict'
+
+var buffer = require('buffer')
+var Buffer = buffer.Buffer
+var safer = require('./safer.js')
+var Safer = safer.Buffer
+
+var dangerous = {}
+
+var key
+
+for (key in safer) {
+ if (!safer.hasOwnProperty(key)) continue
+ dangerous[key] = safer[key]
+}
+
+var Dangereous = dangerous.Buffer = {}
+
+// Copy Safer API
+for (key in Safer) {
+ if (!Safer.hasOwnProperty(key)) continue
+ Dangereous[key] = Safer[key]
+}
+
+// Copy those missing unsafe methods, if they are present
+for (key in Buffer) {
+ if (!Buffer.hasOwnProperty(key)) continue
+ if (Dangereous.hasOwnProperty(key)) continue
+ Dangereous[key] = Buffer[key]
+}
+
+if (!Dangereous.allocUnsafe) {
+ Dangereous.allocUnsafe = function (size) {
+ if (typeof size !== 'number') {
+ throw new TypeError('The "size" argument must be of type number. Received type ' + typeof size)
+ }
+ if (size < 0 || size >= 2 * (1 << 30)) {
+ throw new RangeError('The value "' + size + '" is invalid for option "size"')
+ }
+ return Buffer(size)
+ }
+}
+
+if (!Dangereous.allocUnsafeSlow) {
+ Dangereous.allocUnsafeSlow = function (size) {
+ if (typeof size !== 'number') {
+ throw new TypeError('The "size" argument must be of type number. Received type ' + typeof size)
+ }
+ if (size < 0 || size >= 2 * (1 << 30)) {
+ throw new RangeError('The value "' + size + '" is invalid for option "size"')
+ }
+ return buffer.SlowBuffer(size)
+ }
+}
+
+module.exports = dangerous