@thi.ng/random - npm Package Compare versions

Comparing version 1.1.15 to 1.2.0

CHANGELOG.md

@@ -6,2 +6,13 @@ # Change Log
 
+# [1.2.0](https://github.com/thi-ng/umbrella/compare/@thi.ng/random@[e-mail]/random@1.2.0) (2020-01-26)
+
+
+### Features
+
+* **random:** add randomBytes() wrapper ([c536bcd](https://github.com/thi-ng/umbrella/commit/c536bcd83c766414e349f6b82494ace9888ac2ba))
+
+
+
+
+
 ## [1.1.15](https://github.com/thi-ng/umbrella/compare/@thi.ng/random@[e-mail]/random@1.1.15) (2020-01-24)
@@ -8,0 +19,0 @@

index.d.ts

@@ -7,4 +7,5 @@ export * from "./api";
 export * from "./xsadd";
+export * from "./random-bytes";
 export * from "./random-id";
 export * from "./weighted-random";
 //# sourceMappingURL=index.d.ts.map

index.js

@@ -7,3 +7,4 @@ export * from "./api";
 export * from "./xsadd";
+export * from "./random-bytes";
 export * from "./random-id";
 export * from "./weighted-random";

lib/index.js

@@ -5,2 +5,3 @@ 'use strict';
 
+var checks = require('@thi.ng/checks');
 var api = require('@thi.ng/api');
@@ -174,2 +175,12 @@
 
+const randomBytes = checks.hasCrypto()
+    ? (buf) => window.crypto.getRandomValues(buf)
+    : (buf) => {
+        const n = buf.length;
+        for (let i = 0; i < n; i++) {
+            buf[i] = SYSTEM.int() & 0xff;
+        }
+        return buf;
+    };
+
 const randomID = (len = 4, prefix = "", syms = "abcdefghijklmnopqrstuvwxyz", rnd = SYSTEM) => {
@@ -212,3 +223,4 @@ for (const n = syms.length; --len >= 0;) {
 exports.XsAdd = XsAdd;
+exports.randomBytes = randomBytes;
 exports.randomID = randomID;
 exports.weightedRandom = weightedRandom;

lib/index.umd.js

@@ -1,1 +0,1 @@
-!function(t,e){"object"==typeof exports&&"undefined"!=typeof module?e(exports,require("@thi.ng/api")):"function"==typeof define&&define.amd?define(["exports","@thi.ng/api"],e):e(((t=t||self).thi=t.thi||{},t.thi.ng=t.thi.ng||{},t.thi.ng.random={}),t.thi.ng.api)}(this,(function(t,e){"use strict";class r{float(t=1){return this.int()*(1/4294967295)*t}norm(t=1){return 2*(this.int()*(1/4294967295)-.5)*t}minmax(t,e){return this.float()*(e-t)+t}gaussian(t=10,e=-.5,r=1){let n=0,s=t;for(;s-- >0;)n+=this.float(r);return n/t+e}}class n extends r{constructor(t=3737844653){super(),this.buffer=new Uint32Array([t,0])}copy(){const t=new n;return t.buffer.set(this.buffer),t}seed(t){return this.buffer.set([t,0]),this}int(){const t=this.buffer,e=1540483477,r=t[1]++*e>>>0,n=t[0]=(r^r>>24^t[0]*e>>>0)*e>>>0;return(n^n>>>13)>>>0}}const s=Math.random;class i extends r{int(){return 4294967295*s()>>>0}float(t=1){return s()*t}norm(t=1){return 2*(s()-.5)*t}}const f=new i,u=[3737844653,799659867,3827263459,1552149530];class o extends r{constructor(t=u){super(),this.buffer=new Uint32Array(4),this.seed(t)}copy(){return new o(this.buffer)}bytes(){return new Uint8Array(this.buffer.buffer)}seed(t){return this.buffer.set(t),this}int(){const t=this.buffer;let e,r=t[3];return r^=r<<11,r^=r>>>8,t[3]=t[2],t[2]=t[1],e=t[1]=t[0],t[0]=(r^e^e>>>19)>>>0}}const h=[3737844653,799659867,3827263459,1552149530,4137311345];class c extends r{constructor(t=h){super(),this.buffer=new Uint32Array(5),this.seed(t)}copy(){return new c(this.buffer)}seed(t){return this.buffer.set(t),this}bytes(){return new Uint8Array(this.buffer.buffer)}int(){const t=this.buffer;let e,r=t[3];return r^=r>>>2,r^=r<<1,t[3]=t[2],t[2]=t[1],e=t[1]=t[0],r^=e,r^=e<<4,t[0]=r,r+(t[4]+=362437)>>>0}}class a extends r{constructor(t=3737844653){super(),this.buffer=new Uint32Array(4),this.seed(t)}bytes(){return new Uint8Array(this.buffer.buffer)}copy(){const t=new a;return t.buffer.set(this.buffer),t}seed(t){const e=this.buffer;e.set([t,0,0,0]);for(let t=0,r=1;r<8;t=r++){let n=(e[3&t]^e[3&t]>>>30)>>>0;n=35173*n+((27655*n&65535)<<16)>>>0,e[3&r]^=r+n>>>0}return this}int(){const t=this.buffer;let e=t[0];return e^=e<<15,e^=e>>>18,e^=t[3]<<11,t[0]=t[1],t[1]=t[2],t[2]=t[3],t[3]=e,e+t[2]>>>0}}t.ARandom=r,t.SYSTEM=f,t.Smush32=n,t.SystemRandom=i,t.XorShift128=o,t.XorWow=c,t.XsAdd=a,t.randomID=(t=4,e="",r="abcdefghijklmnopqrstuvwxyz",n=f)=>{for(const s=r.length;--t>=0;)e+=r[0|n.float(s)];return e},t.weightedRandom=(t,r,n=f)=>{const s=t.length;e.assert(s>0,"no choices given");const i=t.map(r?(t,e)=>[t,r[e]]:t=>[t,1]).sort((t,e)=>e[1]-t[1]),u=i.reduce((t,e)=>t+e[1],0);return e.assert(u>0,"no choices given"),()=>{const t=n.float(u);let e=u;for(let r=0;r<s;r++)if(e-=i[r][1],e<=t)return i[r][0]}},Object.defineProperty(t,"__esModule",{value:!0})}));
+!function(t,e){"object"==typeof exports&&"undefined"!=typeof module?e(exports,require("@thi.ng/checks"),require("@thi.ng/api")):"function"==typeof define&&define.amd?define(["exports","@thi.ng/checks","@thi.ng/api"],e):e(((t=t||self).thi=t.thi||{},t.thi.ng=t.thi.ng||{},t.thi.ng.random={}),t.checks,t.thi.ng.api)}(this,(function(t,e,r){"use strict";class n{float(t=1){return this.int()*(1/4294967295)*t}norm(t=1){return 2*(this.int()*(1/4294967295)-.5)*t}minmax(t,e){return this.float()*(e-t)+t}gaussian(t=10,e=-.5,r=1){let n=0,s=t;for(;s-- >0;)n+=this.float(r);return n/t+e}}class s extends n{constructor(t=3737844653){super(),this.buffer=new Uint32Array([t,0])}copy(){const t=new s;return t.buffer.set(this.buffer),t}seed(t){return this.buffer.set([t,0]),this}int(){const t=this.buffer,e=1540483477,r=t[1]++*e>>>0,n=t[0]=(r^r>>24^t[0]*e>>>0)*e>>>0;return(n^n>>>13)>>>0}}const i=Math.random;class f extends n{int(){return 4294967295*i()>>>0}float(t=1){return i()*t}norm(t=1){return 2*(i()-.5)*t}}const o=new f,u=[3737844653,799659867,3827263459,1552149530];class h extends n{constructor(t=u){super(),this.buffer=new Uint32Array(4),this.seed(t)}copy(){return new h(this.buffer)}bytes(){return new Uint8Array(this.buffer.buffer)}seed(t){return this.buffer.set(t),this}int(){const t=this.buffer;let e,r=t[3];return r^=r<<11,r^=r>>>8,t[3]=t[2],t[2]=t[1],e=t[1]=t[0],t[0]=(r^e^e>>>19)>>>0}}const c=[3737844653,799659867,3827263459,1552149530,4137311345];class a extends n{constructor(t=c){super(),this.buffer=new Uint32Array(5),this.seed(t)}copy(){return new a(this.buffer)}seed(t){return this.buffer.set(t),this}bytes(){return new Uint8Array(this.buffer.buffer)}int(){const t=this.buffer;let e,r=t[3];return r^=r>>>2,r^=r<<1,t[3]=t[2],t[2]=t[1],e=t[1]=t[0],r^=e,r^=e<<4,t[0]=r,r+(t[4]+=362437)>>>0}}class d extends n{constructor(t=3737844653){super(),this.buffer=new Uint32Array(4),this.seed(t)}bytes(){return new Uint8Array(this.buffer.buffer)}copy(){const t=new d;return t.buffer.set(this.buffer),t}seed(t){const e=this.buffer;e.set([t,0,0,0]);for(let t=0,r=1;r<8;t=r++){let n=(e[3&t]^e[3&t]>>>30)>>>0;n=35173*n+((27655*n&65535)<<16)>>>0,e[3&r]^=r+n>>>0}return this}int(){const t=this.buffer;let e=t[0];return e^=e<<15,e^=e>>>18,e^=t[3]<<11,t[0]=t[1],t[1]=t[2],t[2]=t[3],t[3]=e,e+t[2]>>>0}}const b=e.hasCrypto()?t=>window.crypto.getRandomValues(t):t=>{const e=t.length;for(let r=0;r<e;r++)t[r]=255&o.int();return t};t.ARandom=n,t.SYSTEM=o,t.Smush32=s,t.SystemRandom=f,t.XorShift128=h,t.XorWow=a,t.XsAdd=d,t.randomBytes=b,t.randomID=(t=4,e="",r="abcdefghijklmnopqrstuvwxyz",n=o)=>{for(const s=r.length;--t>=0;)e+=r[0|n.float(s)];return e},t.weightedRandom=(t,e,n=o)=>{const s=t.length;r.assert(s>0,"no choices given");const i=t.map(e?(t,r)=>[t,e[r]]:t=>[t,1]).sort((t,e)=>e[1]-t[1]),f=i.reduce((t,e)=>t+e[1],0);return r.assert(f>0,"no choices given"),()=>{const t=n.float(f);let e=f;for(let r=0;r<s;r++)if(e-=i[r][1],e<=t)return i[r][0]}},Object.defineProperty(t,"__esModule",{value:!0})}));

package.json

 {
     "name": "@thi.ng/random",
-    "version": "1.1.15",
+    "version": "1.2.0",
     "description": "Pseudo-random number generators w/ unified API",
@@ -41,3 +41,3 @@ "module": "./index.js",
     "dependencies": {
-        "@thi.ng/api": "^6.7.0"
+        "@thi.ng/api": "^6.7.1"
     },
@@ -55,3 +55,3 @@ "keywords": [
     "sideEffects": false,
-    "gitHead": "93d8af817724c1c5b06d80ffa2492fe5b4fb7bc4"
+    "gitHead": "38d193103121815a5794ae242817f8f306b6ddd4"
 }

README.md

@@ -18,2 +18,3 @@ <!-- This file is generated - DO NOT EDIT! -->
 - [API](#api)
+  - [Other utilities](#other-utilities)
 - [Authors](#authors)
@@ -49,3 +50,3 @@ - [License](#license)
 
-Package sizes (gzipped): ESM: 1.0KB / CJS: 1.1KB / UMD: 1.1KB
+Package sizes (gzipped): ESM: 1.1KB / CJS: 1.2KB / UMD: 1.2KB
 
@@ -112,2 +113,7 @@ ## Dependencies
 
+### Other utilities
+
+- [randomBytes](https://github.com/thi-ng/umbrella/tree/develop/packages/random/src/random-bytes.ts)
+- [randomID](https://github.com/thi-ng/umbrella/tree/develop/packages/random/src/random-id.ts)
+
 ## Authors
@@ -114,0 +120,0 @@

README.tpl.md

@@ -85,2 +85,7 @@ # ${pkg.name}
 
+### Other utilities
+
+- [randomBytes](https://github.com/thi-ng/umbrella/tree/develop/packages/random/src/random-bytes.ts)
+- [randomID](https://github.com/thi-ng/umbrella/tree/develop/packages/random/src/random-id.ts)
+
 ## Authors
@@ -87,0 +92,0 @@

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Improved metrics

Total package byte prevSize

59744

increased by5.23%

Number of package files

29

increased by7.41%

Lines of code

599

increased by6.21%

Number of lines in readme file

123

increased by5.13%

Dependency changes

• [e-mail]/api@^6.7.1