chore: mv parser/interpreter.go interpreter/

1 files changed, 0 insertions, 54 deletions

diff --git a/parser/interpreter.go b/parser/interpreter.go
deleted file mode 100644
index 06a4bc1..0000000
--- a/parser/interpreter.go
+++ /dev/null
@@ -1,54 +0,0 @@
-package interpreter
-
-import (
-	"reflect"
-
-	"github.com/mvertes/parscan/compiler"
-	"github.com/mvertes/parscan/scanner"
-	"github.com/mvertes/parscan/vm"
-)
-
-const debug = true
-
-// Interpreter represents the state of an interpreter.
-type Interpreter struct {
-	*compiler.Compiler
-	*vm.Machine
-}
-
-// NewInterpreter returns a new interpreter state.
-func NewInterpreter(s *scanner.Scanner) *Interpreter {
-	return &Interpreter{compiler.NewCompiler(s), &vm.Machine{}}
-}
-
-// Eval interprets a src program and return the last produced value if any, or an error.
-func (i *Interpreter) Eval(src string) (res reflect.Value, err error) {
-	codeOffset := len(i.Code)
-	dataOffset := 0
-	if codeOffset > 0 {
-		// All data must be copied to the VM the first time only (re-entrance).
-		dataOffset = len(i.Data)
-	}
-	i.PopExit() // Remove last exit from previous run (re-entrance).
-
-	t, err := i.Parse(src)
-	if err != nil {
-		return res, err
-	}
-	if err = i.Codegen(t); err != nil {
-		return res, err
-	}
-	i.Push(i.Data[dataOffset:]...)
-	i.PushCode(i.Code[codeOffset:]...)
-	if s, ok := i.Symbols["main"]; ok {
-		i.PushCode(vm.Instruction{Op: vm.Calli, Arg: []int{int(i.Data[s.Index].Data.Int())}})
-	}
-	i.PushCode(vm.Instruction{Op: vm.Exit})
-	i.SetIP(max(codeOffset, i.Entry))
-	if debug {
-		i.PrintData()
-		i.PrintCode()
-	}
-	err = i.Run()
-	return i.Top().Data, err
-}