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Unified Diff: node_modules/vulcanize/node_modules/update-notifier/node_modules/configstore/node_modules/uuid/uuid.js

Issue 800513006: Added vulcanize under third_party/npm_modules (Closed) Base URL: https://chromium.googlesource.com/infra/third_party/npm_modules.git@master
Patch Set: Created 6 years ago
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Index: node_modules/vulcanize/node_modules/update-notifier/node_modules/configstore/node_modules/uuid/uuid.js
diff --git a/node_modules/vulcanize/node_modules/update-notifier/node_modules/configstore/node_modules/uuid/uuid.js b/node_modules/vulcanize/node_modules/update-notifier/node_modules/configstore/node_modules/uuid/uuid.js
new file mode 100644
index 0000000000000000000000000000000000000000..f037bd4bf45d78310dcb8c2db0589f3dbe1d0b7b
--- /dev/null
+++ b/node_modules/vulcanize/node_modules/update-notifier/node_modules/configstore/node_modules/uuid/uuid.js
@@ -0,0 +1,189 @@
+// uuid.js
+//
+// Copyright (c) 2010-2012 Robert Kieffer
+// MIT License - http://opensource.org/licenses/mit-license.php
+
+// Unique ID creation requires a high quality random # generator. We feature
+// detect to determine the best RNG source, normalizing to a function that
+// returns 128-bits of randomness, since that's what's usually required
+var _rng = require('./rng');
+
+// Buffer class to use,
+// we can't use `Buffer || Array` otherwise Buffer would be
+// shimmed by browserify and added to the browser build
+var BufferClass = require('./buffer');
+
+// Maps for number <-> hex string conversion
+var _byteToHex = [];
+var _hexToByte = {};
+for (var i = 0; i < 256; i++) {
+ _byteToHex[i] = (i + 0x100).toString(16).substr(1);
+ _hexToByte[_byteToHex[i]] = i;
+}
+
+// **`parse()` - Parse a UUID into it's component bytes**
+function parse(s, buf, offset) {
+ var i = (buf && offset) || 0, ii = 0;
+
+ buf = buf || [];
+ s.toLowerCase().replace(/[0-9a-f]{2}/g, function(oct) {
+ if (ii < 16) { // Don't overflow!
+ buf[i + ii++] = _hexToByte[oct];
+ }
+ });
+
+ // Zero out remaining bytes if string was short
+ while (ii < 16) {
+ buf[i + ii++] = 0;
+ }
+
+ return buf;
+}
+
+// **`unparse()` - Convert UUID byte array (ala parse()) into a string**
+function unparse(buf, offset) {
+ var i = offset || 0, bth = _byteToHex;
+ return bth[buf[i++]] + bth[buf[i++]] +
+ bth[buf[i++]] + bth[buf[i++]] + '-' +
+ bth[buf[i++]] + bth[buf[i++]] + '-' +
+ bth[buf[i++]] + bth[buf[i++]] + '-' +
+ bth[buf[i++]] + bth[buf[i++]] + '-' +
+ bth[buf[i++]] + bth[buf[i++]] +
+ bth[buf[i++]] + bth[buf[i++]] +
+ bth[buf[i++]] + bth[buf[i++]];
+}
+
+// **`v1()` - Generate time-based UUID**
+//
+// Inspired by https://github.com/LiosK/UUID.js
+// and http://docs.python.org/library/uuid.html
+
+// random #'s we need to init node and clockseq
+var _seedBytes = _rng();
+
+// Per 4.5, create and 48-bit node id, (47 random bits + multicast bit = 1)
+var _nodeId = [
+ _seedBytes[0] | 0x01,
+ _seedBytes[1], _seedBytes[2], _seedBytes[3], _seedBytes[4], _seedBytes[5]
+];
+
+// Per 4.2.2, randomize (14 bit) clockseq
+var _clockseq = (_seedBytes[6] << 8 | _seedBytes[7]) & 0x3fff;
+
+// Previous uuid creation time
+var _lastMSecs = 0, _lastNSecs = 0;
+
+// See https://github.com/broofa/node-uuid for API details
+function v1(options, buf, offset) {
+ var i = buf && offset || 0;
+ var b = buf || [];
+
+ options = options || {};
+
+ var clockseq = options.clockseq !== undefined ? options.clockseq : _clockseq;
+
+ // UUID timestamps are 100 nano-second units since the Gregorian epoch,
+ // (1582-10-15 00:00). JSNumbers aren't precise enough for this, so
+ // time is handled internally as 'msecs' (integer milliseconds) and 'nsecs'
+ // (100-nanoseconds offset from msecs) since unix epoch, 1970-01-01 00:00.
+ var msecs = options.msecs !== undefined ? options.msecs : new Date().getTime();
+
+ // Per 4.2.1.2, use count of uuid's generated during the current clock
+ // cycle to simulate higher resolution clock
+ var nsecs = options.nsecs !== undefined ? options.nsecs : _lastNSecs + 1;
+
+ // Time since last uuid creation (in msecs)
+ var dt = (msecs - _lastMSecs) + (nsecs - _lastNSecs)/10000;
+
+ // Per 4.2.1.2, Bump clockseq on clock regression
+ if (dt < 0 && options.clockseq === undefined) {
+ clockseq = clockseq + 1 & 0x3fff;
+ }
+
+ // Reset nsecs if clock regresses (new clockseq) or we've moved onto a new
+ // time interval
+ if ((dt < 0 || msecs > _lastMSecs) && options.nsecs === undefined) {
+ nsecs = 0;
+ }
+
+ // Per 4.2.1.2 Throw error if too many uuids are requested
+ if (nsecs >= 10000) {
+ throw new Error('uuid.v1(): Can\'t create more than 10M uuids/sec');
+ }
+
+ _lastMSecs = msecs;
+ _lastNSecs = nsecs;
+ _clockseq = clockseq;
+
+ // Per 4.1.4 - Convert from unix epoch to Gregorian epoch
+ msecs += 12219292800000;
+
+ // `time_low`
+ var tl = ((msecs & 0xfffffff) * 10000 + nsecs) % 0x100000000;
+ b[i++] = tl >>> 24 & 0xff;
+ b[i++] = tl >>> 16 & 0xff;
+ b[i++] = tl >>> 8 & 0xff;
+ b[i++] = tl & 0xff;
+
+ // `time_mid`
+ var tmh = (msecs / 0x100000000 * 10000) & 0xfffffff;
+ b[i++] = tmh >>> 8 & 0xff;
+ b[i++] = tmh & 0xff;
+
+ // `time_high_and_version`
+ b[i++] = tmh >>> 24 & 0xf | 0x10; // include version
+ b[i++] = tmh >>> 16 & 0xff;
+
+ // `clock_seq_hi_and_reserved` (Per 4.2.2 - include variant)
+ b[i++] = clockseq >>> 8 | 0x80;
+
+ // `clock_seq_low`
+ b[i++] = clockseq & 0xff;
+
+ // `node`
+ var node = options.node || _nodeId;
+ for (var n = 0; n < 6; n++) {
+ b[i + n] = node[n];
+ }
+
+ return buf ? buf : unparse(b);
+}
+
+// **`v4()` - Generate random UUID**
+
+// See https://github.com/broofa/node-uuid for API details
+function v4(options, buf, offset) {
+ // Deprecated - 'format' argument, as supported in v1.2
+ var i = buf && offset || 0;
+
+ if (typeof(options) == 'string') {
+ buf = options == 'binary' ? new BufferClass(16) : null;
+ options = null;
+ }
+ options = options || {};
+
+ var rnds = options.random || (options.rng || _rng)();
+
+ // Per 4.4, set bits for version and `clock_seq_hi_and_reserved`
+ rnds[6] = (rnds[6] & 0x0f) | 0x40;
+ rnds[8] = (rnds[8] & 0x3f) | 0x80;
+
+ // Copy bytes to buffer, if provided
+ if (buf) {
+ for (var ii = 0; ii < 16; ii++) {
+ buf[i + ii] = rnds[ii];
+ }
+ }
+
+ return buf || unparse(rnds);
+}
+
+// Export public API
+var uuid = v4;
+uuid.v1 = v1;
+uuid.v4 = v4;
+uuid.parse = parse;
+uuid.unparse = unparse;
+uuid.BufferClass = BufferClass;
+
+module.exports = uuid;

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