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| /** | |
| * Separate a list into two lists (left and right) using a predicate to detect | |
| * items that should be in the left list. The rest go into the right list. | |
| * | |
| * @param isLeft - predicate to detect items that should be in the left list | |
| * | |
| * @returns a function that accepts an array and returns a pair of arrays | |
| * | |
| * @todo - return type [ L[], R[] ] instead of ambiguous type. | |
| */ |
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| node_modules | |
| .DS_Store |
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| # NOTE will not work with make -v 3.81 or lower | |
| SHELL = /bin/bash | |
| .RECIPEPREFIX = > | |
| # run docker as current user so we don't get elm-stuff permissions problems | |
| UID ?= $(shell id -u):$(shell id -g) | |
| GIT_REPO_ROOT ?= $(PWD) | |
| PROJECT_ROOT := $(GIT_REPO_ROOT) |
unscriptable
/ .gitignore
Last active
July 31, 2017 18:37
Creates a most.js UMD module with creed's ultra-fast Promise implementation packaged in as the Promise shim.
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| node_modules/ |
unscriptable
/ papply.js
Created
January 30, 2017 20:31
Function to partially apply function args even if the function might be "manually curried".
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| export const papply = | |
| (f, ...x) => { | |
| const arity = f.length | |
| const args = x.length | |
| // shortcut no-ops for perf | |
| if (args === arity) return f(...x) | |
| if (args === 0) return f | |
| if (args < arity) { |
unscriptable
/ unfoldWith.js
Last active
February 12, 2024 00:33
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| // Classic array unfold that works with functions that produce | |
| // reasonably-sized output arrays. | |
| export const unfoldWith = | |
| f => x => | |
| _unfold(f, [], x) | |
| // Recursive unfold function. Will overflow stack for very, very large unfolds. | |
| // f should return null, if done, or return [ curr, next ] values, if not. | |
| const _unfold = | |
| (f, acc, value) => { |
unscriptable
/ template.js
Last active
February 12, 2024 00:33
Mostly for fun, I created a simple template function using functional JavaScript patterns and ES6 syntax. Kinda like mustache, but much simpler.
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| // Take a text string containing tokens (of type `${name}`) and return | |
| // a function that will replace the tokens with the properties of a given | |
| // object. If we need to get much more sophisticated, we should | |
| // probably use mustache or similar. | |
| // TODO: allow dev to specify a format for each token? | |
| export default | |
| template => createRenderAll(partition(String(template))) | |
| // ------------------------------------------------------------ |
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| import _ from "lodash" | |
| export const smsMessage = (template, isValidPhone) => { | |
| const createMessage = _.template(template) | |
| const validate = throwIfInvalidPhone(isValidPhone) | |
| return _.compose(validate, createMessage) | |
| } | |
| const throwIfInvalidPhone = isValidPhone => user => { |
unscriptable
/ sendSms-traditional.js
Created
October 21, 2016 15:27
Code snippet used in an IoC blog post
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| import _ from "lodash" | |
| import { isValidPhone } from "../validation/phone" | |
| import template from "./template" | |
| import { DbConn } from "../Db" | |
| import SmsService from "../SmsService" | |
| const createMessage = _.template(template) | |
| export const sendSms = userId => { | |
| const service = new SmsService() |
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