From d6ba30b94a24607bce5db5e706eb20cc051a98f0 Mon Sep 17 00:00:00 2001
From: A404M <ahmadmahmoudiprogrammer@gmail.com>
Date: Wed, 18 Sep 2024 19:46:38 +0330
Subject: initial commit

---
 lang.felan | 159 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 159 insertions(+)
 create mode 100644 lang.felan

(limited to 'lang.felan')

diff --git a/lang.felan b/lang.felan
new file mode 100644
index 0000000..b18785e
--- /dev/null
+++ b/lang.felan
@@ -0,0 +1,159 @@
+// variable
+// variable definition (full version)
+variableName : Type = value;
+constantName : Type : value;
+
+// i.e.
+myInt : Int = 23;
+myConstInt : Int : 23;
+myFloat : Float = 23.0;
+
+// multiple variable definition (full version)
+variableName0, ... : TypeForAllOfThem = value0, ...;
+
+// i.e.
+myInt, yourInt : Int = 23 , 54;
+
+// variable definition (compiler knows types)
+variableName := value;
+constantName :: value;
+
+// i.e.
+myInt := 23;
+myConstInt :: 23;
+myFloat := 23.0;
+
+// multiple variable definition (compiler knows types)
+variableName0, ... := value0, ...;
+
+// i.e.
+myInt, yourInt := 23, 54; // all values must have the same type
+
+// variable definition (without initialization) constants can't be defined this way 
+variableName : Type;
+
+// i.e.
+myInt : Int;
+myFloat : Float;
+
+// multiple variable definition (without initialization)
+variableName0, ... : TypeForAllOfThem;
+
+// i.e.
+myInt, yourInt : Int;
+
+// pointers
+// pointers will be initialized to undefined
+
+// definition of a pointer which can't be null
+pointerName : *Type = value;
+
+// i.e.
+myPointer : *Int = new Int;
+
+// definition of a pointer which can be null
+myPointer : nullable*Type = value;
+
+// i.e.
+myPointer : nullable*Int = null;
+
+// arrays
+arrayName : [size]Type = [size]Type{value,...};
+
+// i.e.
+myArray : [4]Int = [4]Int{11,2,23,4};
+myArray2 := [4]Int{11,2,23,4}; // identical to the last one
+myArray3 : [4]Int;
+
+// function
+// function definition
+functionName :: (paramName:ParamType, ...) -> ReturnType {
+  // body
+}
+
+// i.e.
+foo :: () {
+  // no param no returning (void)
+}
+bar :: (myInt: Int,myFloat:Float) -> Int {
+  // 2 param Int , Float and Int return Type
+}
+boo :: (myInt: Int) -> Int, Int {
+  // this is the way to return multiple values
+  return myInt, myInt;
+}
+
+// function calling
+functionName(paramters, ...);
+
+// i.e
+foo();
+retValue := bar(myInt,myFloat);
+retValue0,retValue2 := boo(myInt);
+
+// lambdas
+// lambdas are just functions that have been assigned to variables
+
+// structs (classes)
+// definition
+StructName :: struct {
+  // field
+  fieldName : Type;
+  
+  // constant field
+  constantFiledName : Type : value;
+
+  // method (has this pointer)
+  methodName :: (paramName:ParamType, ...) -> ReturnType {
+    // body
+  }
+
+  #static
+  staticFieldName : Type = value;
+
+  // static method (has no this pointer)
+  #static
+  staticMethodName :: (paramName:ParamType, ...) -> ReturnType {
+    // body
+  }
+}
+
+// instancing
+instanceName : StructName = StructName {
+  .fieldName = value,
+  ...
+};
+
+// instancing as a pointer
+pointerInstance := new StructName{
+  .fieldName = value,
+  ...
+}
+
+// with undefined value
+pointerInstance := new StructName;
+
+// if
+if (condition) {
+  // body
+}
+
+// while
+while (condition) {
+  // body
+}
+
+// for
+for ( definition ; condition ; step ) {
+  // body
+}
+
+// i.e.
+for (i := 0;i < 10;++i){
+  // body
+}
+
+// for each
+for ( variableName in iteratorName ){
+  // body
+}
-- 
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