refactor: 重构 Demo

playground/Demo/Demo1/Main.snow

@@ -1,7 +1,7 @@
 module: Main
     import:Math
     function: main
-        return_type: int
+        returns: int
         body:
             Math.add(6,1)
             return 0

playground/Demo/Demo1/Math.snow

@@ -1,9 +1,9 @@
 module: Math
     function: add
-        parameter:
+        params:
             declare n1: int
             declare n2: int
-        return_type: int
+        returns: int
         body:
            return n1 + n2
         end body

playground/Demo/Demo10/Main.snow

@@ -1,5 +1,5 @@
 function: main
-    return_type: int
+    returns: int
     body:
         declare res: boolean = 8L > 7L
         if res then

playground/Demo/Demo11/Main.snow

@@ -1,5 +1,5 @@
 function: main
-    return_type: int
+    returns: int
     body:
         return 65537
     end body

playground/Demo/Demo12/Main.snow

@@ -1,6 +1,6 @@
 module: Main
     function: main
-        return_type: int
+        returns: int
         body:
             foo()
 
@@ -9,7 +9,7 @@ module: Main
     end function
 
     function: foo
-        return_type: int
+        returns: int
         body:
             if false then
                 return 1

playground/Demo/Demo13/Main.snow

@@ -1,6 +1,6 @@
 module: Main
     function: main
-        return_type: int
+        returns: int
         body:
             5 == 7
             5 == 7s

playground/Demo/Demo14/Main.snow

@@ -1,7 +1,7 @@
 module: Main
     import: os
     function: main
-        return_type: void
+        returns: void
         body:
             os.print(222)
         end body

playground/Demo/Demo14/OS.snow

@@ -1,9 +1,9 @@
 module: os
     import: os
     function: print
-        parameter:
+        params:
             declare i1: int
-        return_type: void
+        returns: void
         body:
             syscall("PRINT",i1)
         end body

playground/Demo/Demo15/Main.snow

@@ -3,7 +3,7 @@ module: Main
     globals:
         declare num2:int=10
     function: main
-        return_type: void
+        returns: void
         body:
             declare num1:int=11
             os.print(num1+num2+abc())
@@ -11,7 +11,7 @@ module: Main
     end function
 
     function: abc
-        return_type: int
+        returns: int
         body:
             return 1
         end body

playground/Demo/Demo15/OS.snow

@@ -1,9 +1,9 @@
 module: os
     import: os
     function: print
-        parameter:
+        params:
             declare i1: int
-        return_type: void
+        returns: void
         body:
             syscall("PRINT",i1)
         end body

playground/Demo/Demo16/Main.snow

@@ -1,7 +1,7 @@
 module: Main
     import: os
     function: main
-        return_type: int
+        returns: int
         body:
             loop:
                 init:

playground/Demo/Demo16/OS.snow

@@ -1,9 +1,9 @@
 module: os
     import: os
     function: print
-        parameter:
+        params:
             declare i1: int
-        return_type: void
+        returns: void
         body:
             syscall("PRINT",i1)
         end body

playground/Demo/Demo17/Main.snow

@@ -1,7 +1,7 @@
 module: Main
     import: os
     function: main
-        return_type: int
+        returns: int
         body:
             loop:
                 init:

playground/Demo/Demo17/OS.snow

@@ -1,9 +1,9 @@
 module: os
     import: os
     function: print
-        parameter:
+        params:
             declare i1: int
-        return_type: void
+        returns: void
         body:
             syscall("PRINT",i1)
         end body

playground/Demo/Demo18/Main.snow

@@ -1,7 +1,7 @@
 module: Main
     import: os
     function: main
-        return_type: int
+        returns: int
         body:
             loop:
                 init:

playground/Demo/Demo18/OS.snow

@@ -1,9 +1,9 @@
 module: os
     import: os
     function: print
-        parameter:
+        params:
             declare i1: int
-        return_type: void
+        returns: void
         body:
             syscall("PRINT",i1)
         end body

playground/Demo/Demo19/Main.snow

@@ -1,7 +1,7 @@
 module: Main
     import: os
     function: main
-        return_type: void
+        returns: void
         body:
             declare n: int[][][][] = [
                 [

playground/Demo/Demo19/OS.snow

@@ -1,9 +1,9 @@
 module: os
     import: os
     function: print
-        parameter:
+        params:
             declare i1: int
-        return_type: void
+        returns: void
         body:
             syscall("PRINT",i1)
         end body

playground/Demo/Demo2/Main.snow

@@ -1,7 +1,7 @@
 module: Main
     function: main
-        parameter:
+        params:
-        return_type: int
+        returns: int
         body:
            return (1+2) / 3 * 4 + 2 *2
         end body

playground/Demo/Demo20/Main.snow

@@ -1,7 +1,7 @@
 module: Main
     import:os
     function: main
-        return_type: void
+        returns: void
         body:
             declare arr: int[] = [1, 2, 3]
             arr[0] = 5

playground/Demo/Demo20/OS.snow

@@ -1,9 +1,9 @@
 module: os
     import: os
     function: print
-        parameter:
+        params:
             declare i1: int
-        return_type: void
+        returns: void
         body:
             syscall("PRINT",i1)
         end body

playground/Demo/Demo21/Main.snow

@@ -3,8 +3,8 @@ module: Main
     globals:
         declare sum: int = 123
     function: main
-        parameter:
+        params:
-        return_type: int
+        returns: int
         body:
             declare arr: int[][][][][][][][][][][][][][][][][][][][][][] = [[[[[[[[[[[[[[[[[[[[[[1], [2], [3]]]]]]]]]]]]]]]]]]]]]]
             loop:

playground/Demo/Demo21/OS.snow

@@ -1,9 +1,9 @@
 module: os
     import: os
     function: print
-        parameter:
+        params:
             declare i1: int
-        return_type: void
+        returns: void
         body:
             syscall("PRINT",i1)
         end body

playground/Demo/Demo3/Main.snow

@@ -1,7 +1,7 @@
 module: Main
     function: main
-        parameter:
+        params:
-        return_type: int
+        returns: int
         body:
            declare n1: int =1
            declare n2: int =2

playground/Demo/Demo4/Main.snow

@@ -1,7 +1,7 @@
 module: Main
     function: main
-        parameter:
+        params:
-        return_type: boolean
+        returns: boolean
         body:
            declare b1: boolean =true
            

playground/Demo/Demo5/Main.snow

@@ -1,7 +1,7 @@
 module: Main
     function: main
-        parameter:
+        params:
-        return_type: int
+        returns: int
         body:
             declare b1: boolean = true
             loop:

playground/Demo/Demo6/Main.snow

@@ -1,7 +1,7 @@
 module: Main
     function: main
-        parameter:
+        params:
-        return_type: int
+        returns: int
         body:
             declare b1 :int = -1
             return b1

playground/Demo/Demo7/Main.snow

@@ -1,7 +1,7 @@
 module: Main
     function: main
-        parameter:
+        params:
-        return_type: boolean
+        returns: boolean
         body:
             declare b1 :boolean = true
             return !b1

playground/Demo/Demo8/Main.snow

@@ -1,7 +1,7 @@
 module: Main
     function: main
-        parameter:
+        params:
-        return_type: long
+        returns: long
         body:
             declare n: long
             n = 2147483647

playground/Demo/Demo9/Main.snow

@@ -1,7 +1,7 @@
 module: Math
     function: main
-        parameter:
+        params:
-        return_type: int
+        returns: int
         body:
             Math.factorial(6)
             return 0
@@ -9,9 +9,9 @@ module: Math
     end function
 
     function: factorial
-        parameter:
+        params:
             declare n:int
-        return_type: int
+        returns: int
         body:
             declare num1:int = 1
             loop: