Added eval package

src/core/CompileAssign.go

@@ -1,16 +1,13 @@
 package core
 
 import (
-	"git.urbach.dev/cli/q/src/asm"
 	"git.urbach.dev/cli/q/src/ast"
 	"git.urbach.dev/cli/q/src/errors"
-	"git.urbach.dev/cli/q/src/expression"
 	"git.urbach.dev/cli/q/src/token"
 )
 
 // CompileAssign compiles an assign statement.
 func (f *Function) CompileAssign(node *ast.Assign) error {
-	operator := node.Expression.Token
 	left := node.Expression.Children[0]
 	right := node.Expression.Children[1]
 
@@ -23,7 +20,7 @@ func (f *Function) CompileAssign(node *ast.Assign) error {
 		}
 
 		defer f.UseVariable(variable)
-		return f.Execute(operator, variable.Register, right)
+		return f.Execute(node.Expression.Token, variable.Register, right)
 	}
 
 	if left.Token.Kind == token.Period {
@@ -42,24 +39,5 @@ func (f *Function) CompileAssign(node *ast.Assign) error {
 		return errors.New(errors.NotImplemented, f.File, node.Expression.Token.Position)
 	}
 
-	count := 0
-	_, err := f.CompileCall(right)
-
-	if err != nil {
-		return err
-	}
-
-	return left.EachLeaf(func(leaf *expression.Expression) error {
-		name := leaf.Token.Text(f.File.Bytes)
-		variable := f.VariableByName(name)
-
-		if variable == nil {
-			return errors.New(&errors.UnknownIdentifier{Name: name}, f.File, left.Token.Position)
-		}
-
-		f.RegisterRegister(asm.MOVE, variable.Register, f.CPU.Output[count])
-		f.UseVariable(variable)
-		count++
-		return nil
-	})
+	return f.MultiAssign(left, right)
 }