Pecel Programming Language

Version : alpha

Hello World

print 'Hello World'

Basic Syntax

Instruction Separation

Terminated with a line break at the end of each statement.

Comments

-- this is a comment

Types

Integers

var i int
i = 1

Float

var f float
f = 0.91

Boolean

var b bool
b = true

String

var s string
s = 'Hello World !'

Object

An object is collection of attributes.

var user (id int, name string)

user.id = 1
user.name = 'John Smith'

Array

Array is a collection of values. Array methods are add, get, set, del, seek and next. Array properties are key, value, index and size.

var a array

a.add(1)
a.add(2)

do
  if a.next() < 0 then
    break
	end if
loop

Control Structures

IF .. THEN

if i > 10 then

else if i > 9 then

else

end if

DO .. LOOP

var i int

i = 0

do

  if i > 10 then
    break
  else if i = 0 then
    i = i + 2
    continue
  end if

  i = i + 1

loop

Functions

var c int

c = get_active_count()

sub get_active_count() int

  var user_count int

  user_count = select count(*) from users where active = 1;

  return user_count

end sub

Features

Command Line

$ php pecel.php <file>

Library

<?php
// load the library
require_once('libpecel.php');
// parse source code
$pecel = pecel_load_file('file.sql');
// execute
pecel_exec($pecel);

Tests

$ php tests/test.php

cakyus/pecel