lil-fp - npm Package Compare versions

Comparing version 1.4.0 to 1.4.1

dist/index.d.ts

@@ -7,3 +7,3 @@ export { a as Arr } from './arr-bf7e48d4.js';
 export { o as Obj } from './obj-40a953aa.js';
-export { o as Opt } from './opt-0ed56d5d.js';
+export { o as Opt } from './opt-2faa0ef3.js';
 import './types.js';

dist/index.js

@@ -213,2 +213,3 @@ "use strict";
 __export(opt_exports, {
+  filter: () => filter3,
   flatMap: () => flatMap,
@@ -229,3 +230,3 @@ from: () => from3,
 });
-var none = { _tag: "None" }, some2 = (value) => ({ _tag: "Some", value }), from3 = (value) => some2(value), fromNullable = (value) => value == null ? none : some2(value), fromExecution = (value) => {
+var none = Object.freeze({ _tag: "None" }), some2 = (value) => Object.freeze({ _tag: "Some", value }), from3 = (value) => some2(value), fromNullable = (value) => value == null ? none : some2(value), fromExecution = (value) => {
   try {
@@ -243,3 +244,3 @@ return fromNullable(value());
   return isOption(vv) ? isNone(o) ? vv : o : isNone(o) ? some2(vv) : o;
-}, tap2 = (f) => (o) => (isSome(o) && f(o.value), o);
+}, tap2 = (f) => (o) => (isSome(o) && f(o.value), o), filter3 = (f) => (o) => isNone(o) ? none : f(o.value) ? o : none;
 // Annotate the CommonJS export names for ESM import in node:
@@ -246,0 +247,0 @@ 0 && (module.exports = {

dist/opt.d.ts

@@ -1,1 +0,1 @@
-export { d as flatMap, f as from, b as fromExecution, a as fromNullable, g as getOrElse, e as getOrThrow, i as isNone, c as isSome, m as map, h as match, n as none, j as orElse, s as some, t as tap } from './opt-0ed56d5d.js';
+export { k as filter, d as flatMap, f as from, b as fromExecution, a as fromNullable, g as getOrElse, e as getOrThrow, i as isNone, c as isSome, m as map, h as match, n as none, j as orElse, s as some, t as tap } from './opt-2faa0ef3.js';

dist/opt.js

@@ -20,2 +20,3 @@ "use strict";
 __export(opt_exports, {
+  filter: () => filter,
   flatMap: () => flatMap,
@@ -37,3 +38,3 @@ from: () => from,
 module.exports = __toCommonJS(opt_exports);
-var none = { _tag: "None" }, some = (value) => ({ _tag: "Some", value }), from = (value) => some(value), fromNullable = (value) => value == null ? none : some(value), fromExecution = (value) => {
+var none = Object.freeze({ _tag: "None" }), some = (value) => Object.freeze({ _tag: "Some", value }), from = (value) => some(value), fromNullable = (value) => value == null ? none : some(value), fromExecution = (value) => {
   try {
@@ -51,5 +52,6 @@ return fromNullable(value());
   return isOption(vv) ? isNone(o) ? vv : o : isNone(o) ? some(vv) : o;
-}, tap = (f) => (o) => (isSome(o) && f(o.value), o);
+}, tap = (f) => (o) => (isSome(o) && f(o.value), o), filter = (f) => (o) => isNone(o) ? none : f(o.value) ? o : none;
 // Annotate the CommonJS export names for ESM import in node:
 0 && (module.exports = {
+  filter,
   flatMap,
@@ -56,0 +58,0 @@ from,

package.json

 {
   "name": "lil-fp",
-  "version": "1.4.0",
+  "version": "1.4.1",
   "description": "Functional programming utilities for TypeScript",
@@ -5,0 +5,0 @@ "main": "dist/index.js",

src/opt.ts

@@ -5,4 +5,6 @@ type Option<T> = None | Some<T>
 
-export const none: Option<never> = { _tag: 'None' }
-export const some = <T>(value: T): Option<T> => ({ _tag: 'Some', value })
+export const none: Option<never> = Object.freeze({ _tag: 'None' })
+export const some = <T>(value: T): Option<T> =>
+  Object.freeze({ _tag: 'Some', value })
+
 export const from = <T>(value: T): Option<T> => some(value)
@@ -69,1 +71,6 @@
   }
+
+export const filter =
+  <T>(f: (v: T) => boolean) =>
+  (o: Option<T>): Option<T> =>
+    isNone(o) ? none : f(o.value) ? o : none

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Improved metrics

Total package byte prevSize

76436

increased by0.96%

Lines of code

2219

increased by0.68%

No dependency changes