Add structs

Cargo.toml

@@ -4,6 +4,7 @@ pest = "2.7"
 lazy_static = "1.5.0"
 simplesl_parser = { path = "parser", version = "0.1.0" }
 unescaper = "0.1.5"
+itertools = "0.14.0"
 
 [package]
 name = "simplesl"
@@ -24,14 +25,14 @@ simplesl_macros = { path = "macros", version = "0.1.0" }
 match_any = "1.0.1"
 duplicate = "2.0.0"
 enum-as-inner = "0.6.1"
-derive_more = { version = "2.0.1", features = ["display"] }
+derive_more = { version = "2.0.1", features = ["display", "from"] }
 slyce = "0.3.1"
 pest.workspace = true
 lazy_static.workspace = true
 simplesl_parser.workspace = true
 unescaper.workspace = true
+itertools.workspace = true
 
 [dev-dependencies]
-itertools = "0.14.0"
 markdown = "0.3"
 proptest = "1.6.0"

README.md

@@ -17,7 +17,7 @@ use simplesl::{Code, Interpreter};
 
 fn main() {
     let interpreter = Interpreter::with_stdlib();
-    let _ = Code::parse(&interpreter, "print(\"Hello world!\")")
+    let _ = Code::parse(&interpreter, "std.io.print(\"Hello world!\")")
         .unwrap()
         .exec();
 }
@@ -26,7 +26,7 @@ fn main() {
 ## Syntax
 ### Hello world example
 ```SimpleSL
-print("Hello world")
+std.io.print("Hello world")
 ```
 ### Comments
 Comment works like in C or Rust
@@ -35,7 +35,7 @@ Comment works like in C or Rust
 /* 
 Multiline comment
 */
-print("Hello world"/* Comment */)
+std.io.print("Hello world"/* Comment */)
 ```
 ### Variables
 ```SimpleSL
@@ -49,16 +49,17 @@ x := [0; 5] // array containg five zeros
 tuple := (5, 7.8, "value") // tuple
 {
     tuple := (4, "rgg", 56)
-    print(tuple) // prints (4, "rgg", 56)
+    std.io.print(tuple) // prints (4, "rgg", 56)
 }
-print(tuple) //prints (5, 7.8, "value")
+std.io.print(tuple) //prints (5, 7.8, "value")
 ```
 ### Functions
 ```SimpleSL
 delta := (a: float, b: float, c: float) -> float {
     return b**2.0+4.0*a*c
 } // function taking free arguments of type float and returning value of type float
 name := "Tom"
+print:=std.io.print;
 x := (){
     print("Hello "+name);
 }

docs/statements.md

@@ -4,7 +4,8 @@
 import path
 ```
 path is string literal
-Imports code from given path. Importing happens during parsing. Import statement is replaced with code read from file.
+Imports code from given path. Importing happens during parsing. Import produces a struct holding
+all variables declared in the file
 
 ## return
 ```