https://github.com/alexknauth/afl

a racket lang-extension for rackjure-like anonymous function literals
https://github.com/alexknauth/afl

Last synced: about 1 month ago
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a racket lang-extension for rackjure-like anonymous function literals

• Host: GitHub
• URL: https://github.com/alexknauth/afl
• Owner: AlexKnauth
• License: mit
• Created: 2014-07-10T21:15:39.000Z (over 10 years ago)
• Default Branch: master
• Last Pushed: 2022-01-07T14:23:31.000Z (almost 3 years ago)
• Last Synced: 2024-10-16T02:55:02.728Z (3 months ago)
• Language: Racket
• Homepage:
• Size: 34.2 KB
• Stars: 6
• Watchers: 3
• Forks: 2
• Open Issues: 1
• Metadata Files:
  • Readme: README.md
  • License: LICENSE.txt

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===

a lang-extension for adding rackjure-like [anonymous function literals](https://docs.racket-lang.org/rackjure/index.html#%28part._func-lit%29) to a language, based on at-exp and rackjure

documentation: https://docs.racket-lang.org/afl/index.html

Example:

```racket

#lang afl racket/base

(map #λ(+ % 1) '(1 2 3)) ;=> '(2 3 4)

```

Comparison with similar packages / alternatives:

| Package                                                                      | Example                           | Multi-Args               | Holes in Sub-exprs?

| ---------------------------------------------------------------------------- | --------------------------------- | ------------------------ | ----------------------

| [afl](https://docs.racket-lang.org/afl/index.html)                           | `(map #λ(+ % 1) (list 1 2 3))`    | `%1`, `%2` etc.          | Yes: `#λ(+ (* 3 %) 1)`

| [aful](https://docs.racket-lang.org/aful/index.html)                         | `(map #λ(+ % 1) (list 1 2 3))`    | `%1`, `%2` etc.          | Yes: `#λ(+ (* 3 %) 1)`

| [fancy-app](https://docs.racket-lang.org/fancy-app/index.html)               | `(map (+ _ 1) (list 1 2 3))`      | `_`, `_` in same order   | No.

| [compose-app/fancy-app](https://docs.racket-lang.org/compose-app/index.html) | `(map (+ _ 1) (list 1 2 3))`      | `_`, `_` in same order   | No, but `(+ _ 1 .. * 3 _)`

| [curly-fn](https://docs.racket-lang.org/curly-fn/index.html)                 | `(map #{+ % 1} (list 1 2 3))`     | `%1`, `%2` etc.          | Yes: `#{+ (* 3 %) 1}`

| [rackjure](https://docs.racket-lang.org/rackjure/index.html)                 | `(map #λ(+ % 1) (list 1 2 3))`    | `%1`, `%2` etc.          | Yes: `#λ(+ (* 3 %) 1)`

| [srfi/26](https://docs.racket-lang.org/srfi/srfi-std/srfi-26.html)           | `(map (cut + <> 1) (list 1 2 3))` | `<>`, `<>` in same order | No.