Peri.dot (2.0 Pre 00)

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Pre-Release Notes

• ADDED Types

# Rusty Peri.dot

# String                : Str
"Hello World!"
'Hello World!'

# Integer               : Int
10 11 -7

# Floating Point Number : Float
10.5 11.7 -1.4

# Boolean               : Bool
true false

# Array                 : Array<L, T>
[1, 2, 3, 4] [1.0, 2.0, 3.0, 4.0]

# Function              : Func<[P, P, ...], R>
var add = func(a: Int, b: Int): Int {
    a b+
}
add(8, 5)

# Built-In Function     : Func<[P, P, ...], R>
print("Hello")

### COMING SOON ###
# Sequence              : Seq<T>
# Untyped Array         : Uarray<T, T, ...>
# Table                 : Table<K, V>
# Enumeration           : Enum<N>
# Exception             : Excep<N>
# Module                : Mod<N>
# Structure             : Struct<N>
# Implementation        : Struct<N>

• ADDED: RPN Arithmetic

# Peri.Py
(1 + 2) * 3 # ((1 + 2) * 3)
1 + 2 * 3   # (1 + (2 * 3))

# Rusty Peri.dot
1 2+ 3*     # ((1 + 2) * 3)
1 2 3*+   # (1 + (2 * 3))

• ADDED: Variables
  • Initialization
  • Assignment
  • Access

# Rusty Peri.dot

var x = 10 10+
x = 30
x # 30

• ADDED: Error Codes

# Console

# Before
OperationException: 10 raised to negative value 1

# Now
[e24261] OperationException: 10 raised to negative value 1

• ADDED: Origin

# Console

# Average Error Messages:

  File `test.peri`, In `<root>`,
  Line 15, Column 1
    my_function()
    ^^^^^^^^^^^^^
  File `test.peri`, In `my_function`,
  Line 11, Column 1
    d h+
    ^^^^
[e22410] TypeException: String can not be added to Int


# Peri.dot Error Messages:

  ╔═File test.peri, In <root>,
  ║ Line 10, Column 1
  ║   var my_function = func() -> Str {
  ║                     ^^^^^^^^^^^^^
  File `test.peri`, In `<root>`,
  Line 15, Column 1
    my_function()
    ^^^^^^^^^^^^^
    ╔═File test.peri, In <root>,
    ║ Line 4, Column 9
    ║   var b = "Hello"
    ║           ^^^^^^^
  ╔═File test.peri, In <root>,
  ║ Line 3, Column 9
  ║   var d = c
  ║           ^
  ║ ╔═File test.peri, In <root>,
  ║ ║ Line 1, Column 9
  ║ ║   var a = 10
  ║ ║           ^^
  ╠═File test.peri, In <root>,
  ║ Line 2, Column 9
  ║   var b = a
  ║           ^
  File `test.peri`, In `my_function`,
  Line 11, Column 1
    b d+
    ^^^^
[e22410] TypeException: String can not be added to Int

• ADDED: If, For, and While Statements

# Rusty Peri.dot

var x = if (10 0 <) {
    10
} elif (0 0 <) {
    0
} elif (-10 0 <) {
    -10
} else {
    -1000
}


for var i in ([0, 1, 2, 3, 4]) {
    i
}


var i = 0
while (i 10<) {
    var i = i 1+
}

• ADDED: Comments and Multiline Comments

# Rusty Peri.dot

# This is a toEOL comment.
#= This is a multiline comment =#

#= Comment #= Stacked comment =# Comment =#

# This is commented #= This is a comment in a comment.
=# This is still commented because of the toEOL comment.

• ADDED: Including Other Files

# Rusty Peri.dot

var module = include("mymodule")

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