added return type to function

.gitignore

@@ -0,0 +1,2 @@
+*.pyc
+/.idea/

doc/target/main.bl

@@ -4,11 +4,11 @@ use test2 as test3 from Tests;
 lib Main {
     class Program {
         func Main(args: list): void {
-            test_a = test1();
+            var test_a: test1 = test1();
             test_a.dec_vars();
             test_a.is_error();
             if (!error) {
-                test_b = test3();
+                var test_b: test3 = test3();
                 test3.continue();
             }
         }

doc/target/test.bl

@@ -3,22 +3,22 @@ lib Tests
     /*
         declaration of some tests
     */
-    export class test1
+    public class test1
     {
-        export test_string: string = 'Hello';
+        public var test_string: string = 'Hello';
-        export test_string_2: string = "Hello World";
+        public var test_string_2: string = "Hello World";
-        export test_num: num = 1;
+        public var test_num: num = 1;
-        export test_num_2: num = 1.0;
+        public var test_num_2: num = 1.0;
-        export test_num_3: num = this.test_num + this.test_num_2;
+        public var test_num_3: num = this.test_num + this.test_num_2;
 
-        export func dec_vars(): void
+        public func dec_vars(): void
         {
-            test_bool: bool = true;
+            var test_bool: bool = true;
-            test_bool_2: bool = false;
+            var test_bool_2: bool = false;
-            test_bool_3: bool = test_bool != test_bool_2;   # true
+            var test_bool_3: bool = test_bool != test_bool_2;   # true
         }
 
-        export is_error(): bool
+        public is_error(): bool
         {
             if (error != empty)
             {

doc/target/test2.bl

@@ -1,12 +1,12 @@
 lib Tests {
-    export class test2 {
+    public class test2 {
         string_a = string1();
-        export func continue() {
+        public func continue() {
             input(string_a.string1 + ': ');
         }
     }
 
     class strings {
-        public string1 = "hello world";
+        var public string1 = "hello world";
     }
 }

doc/test.bl

@@ -6,15 +6,15 @@
 
 lib Main {
     class Program {
-        func Main() {
+        func Main(): void {
-            testBool: bool;
+            var testBool: bool;
-            testEmpty: emptyType = empty;
+            var testEmpty: emptyType = empty;
-            testNum: number = 3.0;
+            var testNum: number = 3.0;
-            testBool_2: bool = 3 > 1;
+            var testBool_2: bool = 3 > 1;
             output('Hello World');
             output(66);
             output(3 + 3);
-            test: string = input('# ');
+            var test: string = input('# ');
             output(test);
             output(false);
 
@@ -25,7 +25,7 @@ lib Main {
         }
 
         # public func test1234(param: list) {
-        public func test1234()
+        public func test1234(): void
         {
             /*for i in range(0, length(param)) {
                 output(i);

src/Interpreter/Parser.py

@@ -2,9 +2,9 @@ from Interpreter.Repo import Repo
 from Interpreter.Utils import Utils
 from Models.Interpreter.Error import Error
 from Models.Interpreter.Token import Token
-from Models.Language.AST.Class import Class
+from Models.Language.Class import Class
-from Models.Language.AST.Func import Func
+from Models.Language.Func import Func
-from Models.Language.AST.Lib import Lib
+from Models.Language.Lib import Lib
 
 
 class Parser:
@@ -49,7 +49,7 @@ class Parser:
                 for a_class in a_lib.ast:
                     print(a_class.name, a_class.access)
                     for a_funcs in a_class.ast:
-                        print(a_funcs.name, a_funcs.access)
+                        print(a_funcs.name, a_funcs.return_type, a_funcs.access)
 
             print('___')
             # print(self.__repo.ast, '\n')
@@ -85,7 +85,7 @@ class Parser:
             if not self.__is_scope_started() and tok.type == 'keyword':
                 self.__check_keyword(tok)
 
-            elif not self.__is_scope_started() and tok.type == 'type' or tok.type in self.__repo.types:
+            elif tok.type == 'type' or tok.type in self.__repo.types:
                 pass
 
             elif not self.__is_scope_started() and tok.type in self.__repo.var_types:
@@ -128,12 +128,15 @@ class Parser:
 
     def __check_format_char(self, tok: Token) -> None:
         if tok.value == '{':
+            # token in storage must be name!
             if len(self.__token_storage) > 0 and self.__token_storage[0].type == 'name':
+                # lib
                 if self.__is_start_lib and not self.__is_start_class and not self.__is_start_func:
                     self.__lib = Lib(self.__token_storage[0].value)
                     self.__token_storage = []
                     self.__is_start_lib = False
 
+                # class
                 elif not self.__is_start_lib and self.__is_start_class and not self.__is_start_func:
                     access = ''
                     if self.__is_public:
@@ -144,15 +147,20 @@ class Parser:
                     self.__token_storage = []
                     self.__is_start_class = False
 
+                # func
                 elif not self.__is_start_lib and not self.__is_start_class and self.__is_start_func:
                     access = ''
-                    if self.__is_public:
-                        access = 'public'
-                        self.__is_public = False
 
-                    self.__func = Func(self.__token_storage[0].value, access=access)
+                    if len(self.__token_storage) > 1 and self.__token_storage[1].type == 'type':
-                    self.__token_storage = []
+                        if self.__is_public:
-                    self.__is_start_func = False
+                            access = 'public'
+                            self.__is_public = False
+
+                        self.__func = Func(self.__token_storage[0].value, self.__token_storage[1].value, access=access)
+                        self.__token_storage = []
+                        self.__is_start_func = False
+                    else:
+                        self.__utils.error(Error(3.7))
 
             else:
                 self.__utils.error(Error(2.9, f'{tok.type}: {tok.value}'))
@@ -179,6 +187,14 @@ class Parser:
         elif not self.__is_scope_started() and tok.value in self.__repo.format_chars:
             pass
 
+        elif tok.value == ':':
+            if self.__is_only_func_started():
+                next = self.__get_next_token()
+                if next.type == 'type':
+                    self.__token_storage.append(next)
+                else:
+                    self.__utils.error(Error(3.7))
+
         else:
             self.__utils.error(Error(2.9, f'{tok.type}: {tok.value}'))
 

src/Interpreter/Repo.py

@@ -9,6 +9,7 @@ class Repo:
             'lib',
             'class',
             'func',
+            'var',
             # builtin functions
             'output',
             'input',

src/Main.py

@@ -25,8 +25,7 @@ class Main:
             for line in f:
                 self.__interpreter.interpret(line)
         else:
-            self.__repo.error = Error(1.1, 'File not found')
+            self.__utils.error(Error(1.1))
-            self.__utils.error()
 
 
 if __name__ == '__main__':

src/Models/Interpreter/Error.py

@@ -15,10 +15,6 @@ class Error:
             2.3: 'Unknown function',
             2.4: 'Unknown class',
             2.5: 'Unknown library',
-            2.6: 'Access error: no export',
-            2.7: 'Expression error',
-            2.8: 'Unexpected end of line',
-            2.9: 'Unexpected {}',       # other types
 
             # Parser:
             3.0: 'Lib in lib',
@@ -28,6 +24,11 @@ class Error:
             3.4: 'Class in func',
             3.5: 'Func in lib',
             3.6: 'Func in func',
+            3.7: 'Expected: type',
+            3.8: 'Access error: no export',
+            3.9: 'Expression error',
+            3.10: 'Unexpected end of line',
+            3.11: 'Unexpected {}',       # other types
         }
 
         self.msg = self.__msgs[code].format(msg)

src/Models/Language/AST/Func.py

@@ -1,6 +0,0 @@
-class Func:
-
-    def __init__(self, name: str, access: str = '') -> None:
-        self.name = name
-        self.ast = []
-        self.access = access

src/Models/Language/Class.py

@@ -2,5 +2,5 @@ class Class:
 
     def __init__(self, name: str, access: str = '') -> None:
         self.name = name
-        self.ast = []
+        self.ast = []           # filled by parser
         self.access = access

src/Models/Language/Func.py

@@ -0,0 +1,7 @@
+class Func:
+
+    def __init__(self, name: str, return_type: str, access: str = '') -> None:
+        self.name = name
+        self.return_type = return_type
+        self.ast = []           # filled by parser
+        self.access = access

src/Models/Language/Lib.py

@@ -2,4 +2,4 @@ class Lib:
 
     def __init__(self, name: str) -> None:
         self.name = name
-        self.ast = []
+        self.ast = []       # filled by parser

src/Models/Language/Var.py

@@ -0,0 +1,6 @@
+class Var:
+
+    def __init__(self, name: str, type: str, access: str = ''):
+        self.name = name
+        self.type = type
+        self.access = access