Merge pull request #1 from claudsonm/paren-en

[paren-en] Fixing quotes inside comments and typing error
This commit is contained in:
Claudson Martins 2015-10-20 11:52:26 -03:00
commit 27327822eb

View File

@ -4,6 +4,7 @@ language: Paren
filename: learnparen.paren
contributors:
- ["KIM Taegyoon", "https://github.com/kimtg"]
- ["Claudson Martins", "https://github.com/claudsonm"]
---
[Paren](https://bitbucket.org/ktg/paren) is a dialect of Lisp. It is designed to be an embedded language.
@ -77,7 +78,7 @@ some-var ; => 5
;; Accessing a previously unassigned variable is an exception
; x ; => Unknown variable: x : nil
;; Local binding: Use lambda calculus! `a' and `b' are bound to `1' and `2' only within the (fn ...)
;; Local binding: Use lambda calculus! 'a' and 'b' are bound to '1' and '2' only within the (fn ...)
((fn (a b) (+ a b)) 1 2) ; => 3
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
@ -88,12 +89,12 @@ some-var ; => 5
;; Lists are vector-like data structures. (Random access is O(1).)
(cons 1 (cons 2 (cons 3 (list)))) ; => (1 2 3)
;; `list' is a convenience variadic constructor for lists
;; 'list' is a convenience variadic constructor for lists
(list 1 2 3) ; => (1 2 3)
;; and a quote can also be used for a literal list value
(quote (+ 1 2)) ; => (+ 1 2)
;; Can still use `cons' to add an item to the beginning of a list
;; Can still use 'cons' to add an item to the beginning of a list
(cons 0 (list 1 2 3)) ; => (0 1 2 3)
;; Lists are a very basic type, so there is a *lot* of functionality for
@ -106,7 +107,7 @@ some-var ; => 5
;; 3. Functions
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;; Use `fn' to create functions.
;; Use 'fn' to create functions.
;; A function always returns the value of its last expression
(fn () "Hello World") ; => (fn () Hello World) : fn
@ -117,7 +118,7 @@ some-var ; => 5
(set hello-world (fn () "Hello World"))
(hello-world) ; => "Hello World"
;; You can shorten this using the function definition syntatcic sugae:
;; You can shorten this using the function definition syntactic sugar:
(defn hello-world2 () "Hello World")
;; The () in the above is the list of arguments for the function
@ -134,7 +135,7 @@ some-var ; => 5
;; 4. Equality
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;; for numbers use `=='
;; for numbers use '=='
(== 3 3.0) ; => true
(== 2 1) ; => false
@ -166,7 +167,7 @@ some-var ; => 5
;; 6. Mutation
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;; Use `set' to assign a new value to a variable or a place
;; Use 'set' to assign a new value to a variable or a place
(set n 5) ; => 5
(set n (inc n)) ; => 6
n ; => 6