fix infinity in json stringify

cool_module.ar

@@ -1,4 +0,0 @@
-cool_function() = do
-    term.log("this is a cool function")
-    time.snooze(1)
-    term.log("wow what a cool function")

example.ar

@@ -1,3 +1,8 @@
-import "cool_module" as cool
+i = 0
+output = []
 
-cool.cool_function()
+while (i < 1000) do
+    output = append(output, i)
+    i = i + 1
+
+file.write('output.json').json(output)

src/built-ins.go

@@ -42,9 +42,8 @@ func init() {
 				switch y := v.(type) {
 				case ArArray:
 					if len(y) == 2 {
-						keytype := typeof(y[0])
+						if isUnhashable(y[0]) {
-						if keytype == "array" || keytype == "map" {
+							return nil, ArErr{TYPE: "TypeError", message: "Cannot use unhashable value as key: " + typeof(y[0]), EXISTS: true}
-							return nil, ArErr{TYPE: "TypeError", message: "Cannot use unhashable value as key: " + keytype, EXISTS: true}
 						}
 						newmap[y[0]] = y[1]
 						continue

src/call.go

@@ -106,7 +106,7 @@ func runCall(c call, stack stack, stacklevel int) (any, ArErr) {
 			level[param] = args[i]
 		}
 		resp, err := runVal(x.run, append(x.stack, level), stacklevel+1)
-		return openReturn(resp), err
+		return ThrowOnNonLoop(openReturn(resp), err)
 	}
 	return nil, ArErr{"Runtime Error", "type '" + typeof(callable) + "' is not callable", c.line, c.path, c.code, true}
 }

src/file.go

@@ -2,12 +2,14 @@ package main
 
 import (
 	"bytes"
+	"fmt"
 	"io"
 	"os"
 )
 
 var ArFile = ArMap{
 	"read":  builtinFunc{"read", ArRead},
+	"write": builtinFunc{"write", ArWrite},
 }
 
 func readtext(file *os.File) (string, error) {
@@ -16,15 +18,15 @@ func readtext(file *os.File) (string, error) {
 	if err != nil {
 		return "", err
 	}
-	return string(buf.Bytes()), nil
+	return buf.String(), nil
 }
 
 func ArRead(args ...any) (any, ArErr) {
-	if len(args) == 0 {
+	if len(args) != 1 {
-		return ArMap{}, ArErr{TYPE: "Runtime Error", message: "open takes 1 argument", EXISTS: true}
+		return ArMap{}, ArErr{TYPE: "Runtime Error", message: "read takes 1 argument, got " + fmt.Sprint(len(args)), EXISTS: true}
 	}
 	if typeof(args[0]) != "string" {
-		return ArMap{}, ArErr{TYPE: "Runtime Error", message: "open takes a string not a '" + typeof(args[0]) + "'", EXISTS: true}
+		return ArMap{}, ArErr{TYPE: "Runtime Error", message: "read takes a string not type '" + typeof(args[0]) + "'", EXISTS: true}
 	}
 	filename := args[0].(string)
 	file, err := os.Open(filename)
@@ -44,11 +46,45 @@ func ArRead(args ...any) (any, ArErr) {
 			if err != nil {
 				return ArMap{}, ArErr{TYPE: "Runtime Error", message: err.Error(), EXISTS: true}
 			}
-			return parse(text), ArErr{}
+			return jsonparse(text), ArErr{}
-		}},
-		"line": builtinFunc{"line", func(...any) (any, ArErr) {
-
-			return "", ArErr{}
 		}},
 	}, ArErr{}
 }
+
+func ArWrite(args ...any) (any, ArErr) {
+	if len(args) != 1 {
+		return ArMap{}, ArErr{TYPE: "Runtime Error", message: "write takes 1 argument, got " + fmt.Sprint(len(args)), EXISTS: true}
+	}
+	if typeof(args[0]) != "string" {
+		return ArMap{}, ArErr{TYPE: "Runtime Error", message: "write takes a string not type '" + typeof(args[0]) + "'", EXISTS: true}
+	}
+	filename := args[0].(string)
+	file, err := os.Create(filename)
+	if err != nil {
+		return ArMap{}, ArErr{TYPE: "Runtime Error", message: err.Error(), EXISTS: true}
+	}
+	return ArMap{
+		"text": builtinFunc{"text", func(args ...any) (any, ArErr) {
+			if len(args) != 1 {
+				return ArMap{}, ArErr{TYPE: "Runtime Error", message: "text takes 1 argument, got " + fmt.Sprint(len(args)), EXISTS: true}
+			}
+			if typeof(args[0]) != "string" {
+				return ArMap{}, ArErr{TYPE: "Runtime Error", message: "text takes a string not type '" + typeof(args[0]) + "'", EXISTS: true}
+			}
+			file.Write([]byte(args[0].(string)))
+			return nil, ArErr{}
+		}},
+		"json": builtinFunc{"json", func(args ...any) (any, ArErr) {
+			if len(args) != 1 {
+				return ArMap{}, ArErr{TYPE: "Runtime Error", message: "json takes 1 argument, got " + fmt.Sprint(len(args)), EXISTS: true}
+			}
+			jsonstr, err := jsonstringify(args[0], 0)
+			if err != nil {
+				return ArMap{}, ArErr{TYPE: "Runtime Error", message: err.Error(), EXISTS: true}
+			}
+			file.Write([]byte(jsonstr))
+			return nil, ArErr{}
+		}},
+	}, ArErr{}
+
+}

src/getIndex.go

@@ -13,11 +13,8 @@ var indexGetCompile = makeRegex(`(.|\n)+\[(.|\n)+\]( *)`)
 
 type ArMapGet struct {
 	VAL   any
-	start         any
+	args  ArArray
-	end           any
-	step          any
 	index bool
-	numberofindex int
 	line  int
 	code  string
 	path  string
@@ -30,7 +27,7 @@ func mapGet(r ArMapGet, stack stack, stacklevel int) (any, ArErr) {
 	}
 	switch m := resp.(type) {
 	case ArMap:
-		if r.numberofindex > 1 {
+		if len(r.args) > 1 {
 			return nil, ArErr{
 				"IndexError",
 				"index not found",
@@ -40,10 +37,20 @@ func mapGet(r ArMapGet, stack stack, stacklevel int) (any, ArErr) {
 				true,
 			}
 		}
-		key, err := runVal(r.start, stack, stacklevel+1)
+		key, err := runVal(r.args[0], stack, stacklevel+1)
 		if err.EXISTS {
 			return nil, err
 		}
+		if isUnhashable(key) {
+			return nil, ArErr{
+				"TypeError",
+				"unhashable type: '" + typeof(key) + "'",
+				r.line,
+				r.path,
+				r.code,
+				true,
+			}
+		}
 		if _, ok := m[key]; !ok {
 			return nil, ArErr{
 				"KeyError",
@@ -57,335 +64,12 @@ func mapGet(r ArMapGet, stack stack, stacklevel int) (any, ArErr) {
 		return m[key], ArErr{}
 
 	case ArArray:
-		startindex := 0
+		return getFromArArray(m, r, stack, stacklevel)
-		endindex := 1
-		step := 1
-		slice := false
-
-		if !r.index {
-			key, err := runVal(r.start, stack, stacklevel+1)
-			if err.EXISTS {
-				return nil, err
-			}
-			switch key {
-			case "length":
-				return newNumber().SetInt64(int64(len(m))), ArErr{}
-			}
-			return nil, ArErr{
-				"IndexError",
-				"" + anyToArgon(key, true, true, 3, 0, false, 0) + " does not exist in array",
-				r.line,
-				r.path,
-				r.code,
-				true,
-			}
-		}
-		if r.start != nil {
-			sindex, err := runVal(r.start, stack, stacklevel+1)
-			if err.EXISTS {
-				return nil, err
-			}
-			if typeof(sindex) != "number" {
-				return nil, ArErr{
-					"TypeError",
-					"index must be a number",
-					r.line,
-					r.path,
-					r.code,
-					true,
-				}
-			}
-			num := sindex.(number)
-			if !num.IsInt() {
-				return nil, ArErr{
-					"TypeError",
-					"index must be an integer",
-					r.line,
-					r.path,
-					r.code,
-					true,
-				}
-			}
-			startindex = int(num.Num().Int64())
-			endindex = startindex + 1
-		}
-		if r.end != nil {
-			eindex, err := runVal(r.end, stack, stacklevel+1)
-			if err.EXISTS {
-				return nil, err
-			}
-			if typeof(eindex) != "number" {
-				return nil, ArErr{
-					"TypeError",
-					"ending index must be a number",
-					r.line,
-					r.path,
-					r.code,
-					true,
-				}
-			}
-			slice = true
-			num := eindex.(number)
-			if !num.IsInt() {
-				return nil, ArErr{
-					"TypeError",
-					"ending index must be an integer",
-					r.line,
-					r.path,
-					r.code,
-					true,
-				}
-			}
-			endindex = int(num.Num().Int64())
-		} else if r.numberofindex > 1 {
-			endindex = len(m)
-		}
-		if r.step != nil {
-			step, err := runVal(r.step, stack, stacklevel+1)
-			if err.EXISTS {
-				return nil, err
-			}
-			if typeof(step) != "number" {
-				return nil, ArErr{
-					"TypeError",
-					"step must be a number",
-					r.line,
-					r.path,
-					r.code,
-					true,
-				}
-			}
-			slice = true
-			num := step.(number)
-			if !num.IsInt() {
-				return nil, ArErr{
-					"TypeError",
-					"step must be an integer",
-					r.line,
-					r.path,
-					r.code,
-					true,
-				}
-			}
-			step = int(num.Num().Int64())
-		}
-		if startindex < 0 {
-			startindex = len(m) + startindex
-		}
-		if endindex < 0 {
-			endindex = len(m) + endindex
-		}
-		if step < 0 {
-			step = -step
-			startindex, endindex = endindex, startindex
-		}
-		if startindex < 0 || startindex >= len(m) {
-			return nil, ArErr{
-				"IndexError",
-				"index '" + fmt.Sprint(startindex) + "' out of range",
-				r.line,
-				r.path,
-				r.code,
-				true,
-			}
-		}
-		if endindex < 0 || endindex > len(m) {
-			return nil, ArErr{
-				"IndexError",
-				"index '" + fmt.Sprint(endindex) + "' out of range",
-				r.line,
-				r.path,
-				r.code,
-				true,
-			}
-		}
-		if step == 0 {
-			return nil, ArErr{
-				"ValueError",
-				"step cannot be 0",
-				r.line,
-				r.path,
-				r.code,
-				true,
-			}
-		}
-		if !slice {
-			return m[startindex], ArErr{}
-		} else if step == 1 {
-			return m[startindex:endindex], ArErr{}
-		}
-		output := ArArray{}
-		for i := startindex; i < endindex; i += step {
-			output = append(output, output[i])
-		}
-		return output, ArErr{}
 	case string:
-		startindex := 0
+		return getFromString(m, r, stack, stacklevel)
-		endindex := 1
-		step := 1
-		slice := false
-
-		if !r.index {
-			key, err := runVal(r.start, stack, stacklevel+1)
-			if err.EXISTS {
-				return nil, err
-			}
-			switch key {
-			case "length":
-				return newNumber().SetInt64(int64(len(m))), ArErr{}
-			}
-			return nil, ArErr{
-				"IndexError",
-				"" + anyToArgon(key, true, true, 3, 0, false, 0) + " does not exist in array",
-				r.line,
-				r.path,
-				r.code,
-				true,
-			}
-		}
-		if r.start != nil {
-			sindex, err := runVal(r.start, stack, stacklevel+1)
-			if err.EXISTS {
-				return nil, err
-			}
-			if typeof(sindex) != "number" {
-				return nil, ArErr{
-					"TypeError",
-					"index must be a number",
-					r.line,
-					r.path,
-					r.code,
-					true,
-				}
-			}
-			num := sindex.(number)
-			if !num.IsInt() {
-				return nil, ArErr{
-					"TypeError",
-					"index must be an integer",
-					r.line,
-					r.path,
-					r.code,
-					true,
-				}
-			}
-			startindex = int(num.Num().Int64())
-			endindex = startindex + 1
-		}
-		if r.end != nil {
-			eindex, err := runVal(r.end, stack, stacklevel+1)
-			if err.EXISTS {
-				return nil, err
-			}
-			if typeof(eindex) != "number" {
-				return nil, ArErr{
-					"TypeError",
-					"ending index must be a number",
-					r.line,
-					r.path,
-					r.code,
-					true,
-				}
-			}
-			slice = true
-			num := eindex.(number)
-			if !num.IsInt() {
-				return nil, ArErr{
-					"TypeError",
-					"ending index must be an integer",
-					r.line,
-					r.path,
-					r.code,
-					true,
-				}
-			}
-			endindex = int(num.Num().Int64())
-		} else if r.numberofindex > 1 {
-			endindex = len(m)
-		}
-		if r.step != nil {
-			step, err := runVal(r.step, stack, stacklevel+1)
-			if err.EXISTS {
-				return nil, err
-			}
-			if typeof(step) != "number" {
-				return nil, ArErr{
-					"TypeError",
-					"step must be a number",
-					r.line,
-					r.path,
-					r.code,
-					true,
-				}
-			}
-			slice = true
-			num := step.(number)
-			if !num.IsInt() {
-				return nil, ArErr{
-					"TypeError",
-					"step must be an integer",
-					r.line,
-					r.path,
-					r.code,
-					true,
-				}
-			}
-			step = int(num.Num().Int64())
-		}
-		if startindex < 0 {
-			startindex = len(m) + startindex
-		}
-		if endindex < 0 {
-			endindex = len(m) + endindex
-		}
-		if step < 0 {
-			step = -step
-			startindex, endindex = endindex, startindex
-		}
-		if startindex < 0 || startindex >= len(m) {
-			return nil, ArErr{
-				"IndexError",
-				"index '" + fmt.Sprint(startindex) + "' out of range",
-				r.line,
-				r.path,
-				r.code,
-				true,
-			}
-		}
-		if endindex < 0 || endindex > len(m) {
-			return nil, ArErr{
-				"IndexError",
-				"index '" + fmt.Sprint(endindex) + "' out of range",
-				r.line,
-				r.path,
-				r.code,
-				true,
-			}
-		}
-		if step == 0 {
-			return nil, ArErr{
-				"ValueError",
-				"step cannot be 0",
-				r.line,
-				r.path,
-				r.code,
-				true,
-			}
-		}
-    fmt.Println(startindex, endindex,step)
-		if !slice {
-			return string(m[startindex]), ArErr{}
-		} else if step == 1 {
-			return string(m[startindex:endindex]), ArErr{}
-		}
-		output := []byte{}
-		for i := startindex; i < endindex; i += step {
-			output = append(output, output[i])
-		}
-		return string(output), ArErr{}
 	}
 
-	key, err := runVal(r.start, stack, stacklevel+1)
+	key, err := runVal(r.args[0], stack, stacklevel+1)
 	if err.EXISTS {
 		return nil, err
 	}
@@ -421,8 +105,7 @@ func mapGetParse(code UNPARSEcode, index int, codelines []UNPARSEcode) (ArMapGet
 	if !worked {
 		return ArMapGet{}, false, err, i
 	}
-	k := key
+	return ArMapGet{resp, ArArray{key}, false, code.line, code.realcode, code.path}, true, ArErr{}, 1
-	return ArMapGet{resp, k, nil, nil, false, 1, code.line, code.realcode, code.path}, true, ArErr{}, 1
 }
 
 func isIndexGet(code UNPARSEcode) bool {
@@ -433,11 +116,6 @@ func indexGetParse(code UNPARSEcode, index int, codelines []UNPARSEcode) (ArMapG
 	trim := strings.TrimSpace(code.code)
 	trim = trim[:len(trim)-1]
 	split := strings.Split(trim, "[")
-	var toindex any
-	var start any
-	var end any
-	var step any
-	numberofindexs := 0
 	for i := 1; i < len(split); i++ {
 		ti := strings.Join(split[:i], "[")
 		innerbrackets := strings.Join(split[i:], "[")
@@ -461,25 +139,13 @@ func indexGetParse(code UNPARSEcode, index int, codelines []UNPARSEcode) (ArMapG
 		}
 		tival, worked, err, i := translateVal(UNPARSEcode{code: ti, realcode: code.realcode, line: code.line, path: code.path}, index, codelines, 0)
 		if !worked {
-			fmt.Println(err)
 			if i == len(split)-1 {
 				return ArMapGet{}, false, err, i
 			}
 			continue
 		}
-		numberofindexs = len(args)
+		return ArMapGet{tival, args, true, code.line, code.realcode, code.path}, true, ArErr{}, 1
-		if len(args) >= 1 {
-			toindex = tival
-			start = args[0]
 	}
-		if len(args) >= 2 {
-			end = args[1]
-		}
-		if len(args) >= 3 {
-			step = args[2]
-		}
-	}
-	if toindex == nil {
 	return ArMapGet{}, false, ArErr{
 		"SyntaxError",
 		"invalid index get",
@@ -489,5 +155,194 @@ func indexGetParse(code UNPARSEcode, index int, codelines []UNPARSEcode) (ArMapG
 		true,
 	}, 1
 }
-	return ArMapGet{toindex, start, end, step, true, numberofindexs, code.line, code.realcode, code.path}, true, ArErr{}, 1
+
+func isUnhashable(val any) bool {
+	keytype := typeof(val)
+	return keytype == "array" || keytype == "map"
+}
+
+func getFromArArray(m []any, r ArMapGet, stack stack, stacklevel int) (ArArray, ArErr) {
+	var (
+		start int = 0
+		end   any = nil
+		step  int = 1
+	)
+	{
+		startval, err := runVal(r.args[0], stack, stacklevel+1)
+		if err.EXISTS {
+			return nil, err
+		}
+		if startval == nil {
+			start = 0
+		} else if typeof(startval) != "number" && !startval.(number).IsInt() {
+			return nil, ArErr{
+				"TypeError",
+				"slice index must be an integer",
+				r.line,
+				r.path,
+				r.code,
+				true,
+			}
+		} else {
+			start = int(startval.(number).Num().Int64())
+		}
+	}
+	if len(r.args) > 1 {
+		endval, err := runVal(r.args[1], stack, stacklevel+1)
+		if err.EXISTS {
+			return nil, err
+		}
+		if endval == nil {
+			end = len(m)
+		} else if typeof(endval) != "number" && !endval.(number).IsInt() {
+			return nil, ArErr{
+				"TypeError",
+				"slice ending index must be an integer",
+				r.line,
+				r.path,
+				r.code,
+				true,
+			}
+		} else {
+			end = int(endval.(number).Num().Int64())
+		}
+	}
+	if len(r.args) > 2 {
+		stepval, err := runVal(r.args[2], stack, stacklevel+1)
+		if err.EXISTS {
+			return nil, err
+		}
+		if stepval == nil {
+			step = 1
+		} else if typeof(stepval) != "number" && !stepval.(number).IsInt() {
+			return nil, ArErr{
+				"TypeError",
+				"slice step must be an integer",
+				r.line,
+				r.path,
+				r.code,
+				true,
+			}
+		} else {
+			step = int(stepval.(number).Num().Int64())
+		}
+	}
+	if start < 0 {
+		start = len(m) + start
+	}
+	if _, ok := end.(int); ok && end.(int) < 0 {
+		end = len(m) + end.(int)
+	}
+
+	fmt.Println(start, end, step)
+	if end == nil {
+		return ArArray{m[start]}, ArErr{}
+	} else if step == 1 {
+		return m[start:end.(int)], ArErr{}
+	} else {
+		output := ArArray{}
+		if step > 0 {
+			for i := start; i < end.(int); i += step {
+				output = append(output, m[i])
+			}
+		} else {
+			for i := end.(int) - 1; i >= start; i += step {
+				output = append(output, m[i])
+			}
+		}
+		return (output), ArErr{}
+	}
+}
+
+func getFromString(m string, r ArMapGet, stack stack, stacklevel int) (string, ArErr) {
+	var (
+		start int = 0
+		end   any = nil
+		step  int = 1
+	)
+	{
+		startval, err := runVal(r.args[0], stack, stacklevel+1)
+		if err.EXISTS {
+			return "", err
+		}
+		if startval == nil {
+			start = 0
+		} else if typeof(startval) != "number" && !startval.(number).IsInt() {
+			return "", ArErr{
+				"TypeError",
+				"slice index must be an integer",
+				r.line,
+				r.path,
+				r.code,
+				true,
+			}
+		} else {
+			start = int(startval.(number).Num().Int64())
+		}
+	}
+	if len(r.args) > 1 {
+		endval, err := runVal(r.args[1], stack, stacklevel+1)
+		if err.EXISTS {
+			return "", err
+		}
+		if endval == nil {
+			end = len(m)
+		} else if typeof(endval) != "number" && !endval.(number).IsInt() {
+			return "", ArErr{
+				"TypeError",
+				"slice ending index must be an integer",
+				r.line,
+				r.path,
+				r.code,
+				true,
+			}
+		} else {
+			end = int(endval.(number).Num().Int64())
+		}
+	}
+	if len(r.args) > 2 {
+		stepval, err := runVal(r.args[2], stack, stacklevel+1)
+		if err.EXISTS {
+			return "", err
+		}
+		if stepval == nil {
+			step = 1
+		} else if typeof(stepval) != "number" && !stepval.(number).IsInt() {
+			return "", ArErr{
+				"TypeError",
+				"slice step must be an integer",
+				r.line,
+				r.path,
+				r.code,
+				true,
+			}
+		} else {
+			step = int(stepval.(number).Num().Int64())
+		}
+	}
+	if start < 0 {
+		start = len(m) + start
+	}
+	if _, ok := end.(int); ok && end.(int) < 0 {
+		end = len(m) + end.(int)
+	}
+
+	fmt.Println(start, end, step)
+	if end == nil {
+		return string(m[start]), ArErr{}
+	} else if step == 1 {
+		return m[start:end.(int)], ArErr{}
+	} else {
+		output := []byte{}
+		if step > 0 {
+			for i := start; i < end.(int); i += step {
+				output = append(output, m[i])
+			}
+		} else {
+			for i := end.(int) - 1; i >= start; i += step {
+				output = append(output, m[i])
+			}
+		}
+		return string(output), ArErr{}
+	}
 }

src/json.go

@@ -3,6 +3,7 @@ package main
 import (
 	"encoding/json"
 	"errors"
+	"math"
 	"strconv"
 	"strings"
 )
@@ -33,19 +34,22 @@ func convertToArgon(obj any) any {
 	return nil
 }
 
-func parse(str string) any {
+func jsonparse(str string) any {
 	var jsonMap any
 	json.Unmarshal([]byte(str), &jsonMap)
 	return convertToArgon(jsonMap)
 }
 
-func stringify(obj any) (string, error) {
+func jsonstringify(obj any, level int) (string, error) {
+	if level > 100 {
+		return "", errors.New("json stringify error: too many levels")
+	}
 	output := []string{}
 	obj = classVal(obj)
 	switch x := obj.(type) {
 	case ArMap:
 		for key, value := range x {
-			str, err := stringify(value)
+			str, err := jsonstringify(value, level+1)
 			if err != nil {
 				return "", err
 			}
@@ -53,20 +57,22 @@ func stringify(obj any) (string, error) {
 		}
 		return "{" + strings.Join(output, ", ") + "}", nil
 	case ArArray:
-		output = append(output, "[")
 		for _, value := range x {
-			str, err := stringify(value)
+			str, err := jsonstringify(value, level+1)
 			if err != nil {
 				return "", err
 			}
 			output = append(output, str)
 		}
-		output = append(output, "]")
+		return "[" + strings.Join(output, ", ") + "]", nil
-		return strings.Join(output, ", "), nil
 	case string:
 		return strconv.Quote(x), nil
 	case number:
-		return anyToArgon(x, true, false, 1, 0, false, 0), nil
+		num, _ := x.Float64()
+		if math.IsNaN(num) || math.IsInf(num, 0) {
+			return "null", nil
+		}
+		return numberToString(x, false), nil
 	case bool:
 		return strconv.FormatBool(x), nil
 	case nil:
@@ -84,13 +90,13 @@ var ArJSON = ArMap{
 		if typeof(args[0]) != "string" {
 			return ArMap{}, ArErr{TYPE: "Runtime Error", message: "parse takes a string not a '" + typeof(args[0]) + "'", EXISTS: true}
 		}
-		return parse(args[0].(string)), ArErr{}
+		return jsonparse(args[0].(string)), ArErr{}
 	}},
 	"stringify": builtinFunc{"stringify", func(args ...any) (any, ArErr) {
 		if len(args) == 0 {
 			return ArMap{}, ArErr{TYPE: "Runtime Error", message: "stringify takes 1 argument", EXISTS: true}
 		}
-		str, err := stringify(args[0])
+		str, err := jsonstringify(args[0], 0)
 		if err != nil {
 			return ArMap{}, ArErr{TYPE: "Runtime Error", message: err.Error(), EXISTS: true}
 		}

src/jumpStatements.go

@@ -6,6 +6,7 @@ import (
 
 var returnCompile = makeRegex(`( *)return( +)(.|\n)+`)
 var breakCompile = makeRegex(`( *)break( *)`)
+var continueCompile = makeRegex(`( *)continue( *)`)
 
 type CallReturn struct {
 	value any
@@ -20,13 +21,12 @@ type Return struct {
 	code  string
 	path  string
 }
-
+type Break struct {
-type CallBreak struct {
 	line int
 	code string
 	path string
 }
-type Break struct {
+type Continue struct {
 	line int
 	code string
 	path string
@@ -40,6 +40,10 @@ func isBreak(code UNPARSEcode) bool {
 	return breakCompile.MatchString(code.code)
 }
 
+func isContinue(code UNPARSEcode) bool {
+	return continueCompile.MatchString(code.code)
+}
+
 func parseReturn(code UNPARSEcode, index int, codeline []UNPARSEcode) (CallReturn, bool, ArErr, int) {
 	resp, worked, err, i := translateVal(UNPARSEcode{
 		code:     strings.TrimSpace(code.code)[6:],
@@ -81,18 +85,29 @@ func openReturn(resp any) any {
 	}
 }
 
-func parseBreak(code UNPARSEcode, index int, codeline []UNPARSEcode) (CallBreak, bool, ArErr, int) {
+func parseBreak(code UNPARSEcode) (Break, bool, ArErr, int) {
-	return CallBreak{
+	return Break{
 		line: code.line,
 		code: code.realcode,
 		path: code.path,
 	}, true, ArErr{}, 1
 }
 
-func runBreak(code CallBreak, stack stack, stacklevel int) (any, ArErr) {
+func parseContinue(code UNPARSEcode) (Continue, bool, ArErr, int) {
-	return Break{
+	return Continue{
 		line: code.line,
-		code: code.code,
+		code: code.realcode,
 		path: code.path,
-	}, ArErr{}
+	}, true, ArErr{}, 1
+}
+
+func ThrowOnNonLoop(val any, err ArErr) (any, ArErr) {
+	switch x := val.(type) {
+	case Break:
+		return nil, ArErr{"Break Error", "break can only be used in loops", x.line, x.path, x.code, true}
+	case Continue:
+		return nil, ArErr{"Continue Error", "continue can only be used in loops", x.line, x.path, x.code, true}
+	default:
+		return x, err
+	}
 }

src/number.go

@@ -44,6 +44,7 @@ func numberToString(num number, simplify bool) string {
 			return fmt.Sprint(num, "π")
 		}
 	}
+
 	x, _ := num.Float64()
 
 	return fmt.Sprint(x)

src/run.go

@@ -7,32 +7,64 @@ import (
 
 // returns (number|string|nil), error
 func runVal(line any, stack stack, stacklevel int) (any, ArErr) {
-	if stacklevel >= 10000 {
+	var (
-		return nil, ArErr{
+		linenum       = 0
-			TYPE:    "RuntimeError",
+		path          = ""
-			message: "stack overflow",
+		code          = ""
-			line:    0,
+		stackoverflow = stacklevel >= 10000
-			path:    "",
+	)
-			code:    "",
-			EXISTS:  true,
-		}
-	}
 	switch x := line.(type) {
 	case number:
 		return x, ArErr{}
 	case string:
 		return x, ArErr{}
 	case call:
+		if stackoverflow {
+			linenum = x.line
+			path = x.path
+			code = x.code
+			break
+		}
 		return runCall(x, stack, stacklevel+1)
 	case factorial:
+		if stackoverflow {
+			linenum = x.line
+			path = x.path
+			code = x.code
+			break
+		}
 		return runFactorial(x, stack, stacklevel+1)
 	case accessVariable:
+		if stackoverflow {
+			linenum = x.line
+			path = x.path
+			code = x.code
+			break
+		}
 		return readVariable(x, stack)
 	case ArMapGet:
+		if stackoverflow {
+			linenum = x.line
+			path = x.path
+			code = x.code
+			break
+		}
 		return mapGet(x, stack, stacklevel+1)
 	case setVariable:
+		if stackoverflow {
+			linenum = x.line
+			path = x.path
+			code = x.code
+			break
+		}
 		return setVariableValue(x, stack, stacklevel+1)
 	case negative:
+		if stackoverflow {
+			linenum = x.line
+			path = x.path
+			code = x.code
+			break
+		}
 		resp, err := runVal(x.VAL, stack, stacklevel+1)
 		resp = classVal(resp)
 		if err.EXISTS {
@@ -48,34 +80,124 @@ func runVal(line any, stack stack, stacklevel int) (any, ArErr) {
 			EXISTS:  true,
 		}
 	case brackets:
+		if stackoverflow {
+			linenum = x.line
+			path = x.path
+			code = x.code
+			break
+		}
 		return runVal(x.VAL, stack, stacklevel+1)
 	case operationType:
+		if stackoverflow {
+			linenum = x.line
+			path = x.path
+			code = x.code
+			break
+		}
 		return runOperation(x, stack, stacklevel+1)
 	case dowrap:
+		if stackoverflow {
+			linenum = x.line
+			path = x.path
+			code = x.code
+			break
+		}
 		return runDoWrap(x, stack, stacklevel+1)
 	case CallReturn:
+		if stackoverflow {
+			linenum = x.line
+			path = x.path
+			code = x.code
+			break
+		}
 		return runReturn(x, stack, stacklevel+1)
-	case CallBreak:
+	case Break:
-		return runBreak(x, stack, stacklevel+1)
+		if stackoverflow {
+			linenum = x.line
+			path = x.path
+			code = x.code
+			break
+		}
+		return x, ArErr{}
+	case Continue:
+		if stackoverflow {
+			linenum = x.line
+			path = x.path
+			code = x.code
+			break
+		}
+		return x, ArErr{}
 	case ArDelete:
+		if stackoverflow {
+			linenum = x.line
+			path = x.path
+			code = x.code
+			break
+		}
 		return runDelete(x, stack, stacklevel+1)
 	case not:
+		if stackoverflow {
+			linenum = x.line
+			path = x.path
+			code = x.code
+			break
+		}
 		return runNot(x, stack, stacklevel+1)
 	case ifstatement:
+		if stackoverflow {
+			linenum = x.line
+			path = x.path
+			code = x.code
+			break
+		}
 		return runIfStatement(x, stack, stacklevel+1)
 	case whileLoop:
+		if stackoverflow {
+			linenum = x.line
+			path = x.path
+			code = x.code
+			break
+		}
 		return runWhileLoop(x, stack, stacklevel+1)
 	case CreateArray:
+		if stackoverflow {
+			linenum = x.line
+			path = x.path
+			code = x.code
+			break
+		}
 		return runArray(x, stack, stacklevel+1)
 	case squareroot:
+		if stackoverflow {
+			linenum = x.line
+			path = x.path
+			code = x.code
+			break
+		}
 		return runSquareroot(x, stack, stacklevel+1)
 	case ArImport:
+		if stackoverflow {
+			linenum = x.line
+			path = x.path
+			code = x.code
+			break
+		}
 		return runImport(x, stack, stacklevel+1)
 	case bool:
 		return x, ArErr{}
 	case nil:
 		return nil, ArErr{}
 	}
+	if stackoverflow {
+		return nil, ArErr{
+			TYPE:    "RuntimeError",
+			message: "stack overflow",
+			line:    linenum,
+			path:    path,
+			code:    code,
+			EXISTS:  true,
+		}
+	}
 	fmt.Println("unreachable", reflect.TypeOf(line))
 	panic("unreachable")
 }

src/shell.go

@@ -6,12 +6,6 @@ import (
 	"os/signal"
 )
 
-var endingWithDoCompiled = makeRegex(`.*do( )*`)
-
-func isEndingWithDo(str string) bool {
-	return endingWithDoCompiled.MatchString(str)
-}
-
 func shell() {
 	global := stack{vars, scope{}}
 	c := make(chan os.Signal, 1)

src/translate.go

@@ -1,7 +1,6 @@
 package main
 
 import (
-	"fmt"
 	"strings"
 )
 
@@ -30,7 +29,9 @@ func translateVal(code UNPARSEcode, index int, codelines []UNPARSEcode, isLine i
 		} else if isReturn(code) {
 			return parseReturn(code, index, codelines)
 		} else if isBreak(code) {
-			return parseBreak(code, index, codelines)
+			return parseBreak(code)
+		} else if isContinue(code) {
+			return parseContinue(code)
 		} else if isIfStatement(code) {
 			return parseIfStatement(code, index, codelines)
 		} else if isWhileLoop(code) {
@@ -98,7 +99,6 @@ func translateVal(code UNPARSEcode, index int, codelines []UNPARSEcode, isLine i
 		return parseVariable(code)
 	} else if isArray(code) {
 		resp, worked, err, i = parseArray(code, index, codelines)
-		fmt.Println(resp, worked, err, i)
 		if worked {
 			return resp, worked, err, i
 		}

src/variable.go

@@ -227,7 +227,7 @@ func setVariableValue(v setVariable, stack stack, stacklevel int) (any, ArErr) {
 					varMutex.Lock()
 					stack[i][x.name] = resp
 					varMutex.Unlock()
-					return resp, ArErr{}
+					return ThrowOnNonLoop(resp, ArErr{})
 				}
 			}
 			varMutex.Lock()
@@ -238,15 +238,17 @@ func setVariableValue(v setVariable, stack stack, stacklevel int) (any, ArErr) {
 			if err.EXISTS {
 				return nil, err
 			}
-			key, err := runVal(x.start, stack, stacklevel+1)
+			if len(x.args) != 1 {
+				return nil, ArErr{"Runtime Error", "cannot set by slice", v.line, v.path, v.code, true}
+			}
+			key, err := runVal(x.args[0], stack, stacklevel+1)
 			if err.EXISTS {
 				return nil, err
 			}
 			switch y := respp.(type) {
 			case ArMap:
-				keytype := typeof(key)
+				if isUnhashable(key) {
-				if keytype == "array" || keytype == "map" {
+					return nil, ArErr{"Runtime Error", "can't use unhashable type as map key: " + typeof(key), v.line, v.path, v.code, true}
-					return nil, ArErr{TYPE: "TypeError", message: "Cannot use unhashable value as key: " + keytype, EXISTS: true}
 				}
 				varMutex.Lock()
 				y[key] = resp
@@ -256,7 +258,7 @@ func setVariableValue(v setVariable, stack stack, stacklevel int) (any, ArErr) {
 			}
 		}
 	}
-	return resp, ArErr{}
+	return ThrowOnNonLoop(resp, ArErr{})
 }
 
 func parseDelete(code UNPARSEcode, index int, lines []UNPARSEcode) (ArDelete, bool, ArErr, int) {
@@ -294,7 +296,10 @@ func runDelete(d ArDelete, stack stack, stacklevel int) (any, ArErr) {
 		if err.EXISTS {
 			return nil, err
 		}
-		key, err := runVal(x.start, stack, stacklevel+1)
+		if len(x.args) != 1 {
+			return nil, ArErr{"Runtime Error", "can't delete by slice", d.line, d.path, d.code, true}
+		}
+		key, err := runVal(x.args[0], stack, stacklevel+1)
 		if err.EXISTS {
 			return nil, err
 		}

src/whileloop.go

@@ -125,6 +125,8 @@ func runWhileLoop(loop whileLoop, stack stack, stacklevel int) (any, ArErr) {
 			return x, ArErr{}
 		case Break:
 			return nil, ArErr{}
+		case Continue:
+			continue
 		}
 	}
 	return nil, ArErr{}

test.json

@@ -1,26 +0,0 @@
-[
-    {
-        "id": 1,
-        "name": "John",
-        "age": 20,
-        "city": "New York"
-    },
-    {
-        "id": 2,
-        "name": "Peter",
-        "age": 21,
-        "city": "London"
-    },
-    {
-        "id": 3,
-        "name": "Sally",
-        "age": 22,
-        "city": "Paris"
-    },
-    {
-        "id": 4,
-        "name": "Jane",
-        "age": 23,
-        "city": "Tokyo"
-    }
-]