#11 Added params

2025-10-30 23:37:40 +02:00 · 2018-09-28 21:04:16 -04:00
parent 74c03367cc
commit 91fc6a1f4a
26 changed files with 1461 additions and 971 deletions
--- a/cmd/cli/exec.go
+++ b/cmd/cli/exec.go
@@ -55,6 +55,7 @@ func Exec(query string, opts Options) {
 		runtime.WithBrowser(opts.Cdp),
 		runtime.WithLog(l),
 		runtime.WithLogLevel(logging.DebugLevel),
+		runtime.WithParams(opts.Params),
 	)

 	if err != nil {
--- a/cmd/cli/options.go
+++ b/cmd/cli/options.go
@@ -1,5 +1,6 @@
 package cli

 type Options struct {
-	Cdp string
+	Cdp    string
+	Params map[string]interface{}
 }
--- a/cmd/cli/repl.go
+++ b/cmd/cli/repl.go
@@ -97,6 +97,7 @@ func Repl(version string, opts Options) {
 			runtime.WithBrowser(opts.Cdp),
 			runtime.WithLog(l),
 			runtime.WithLogLevel(logging.DebugLevel),
+			runtime.WithParams(opts.Params),
 		)

 		timer.Stop()
--- a/cmd/main.go
+++ b/cmd/main.go
@@ -2,16 +2,56 @@ package main

 import (
 	"bufio"
+	"encoding/json"
 	"flag"
 	"fmt"
 	"github.com/MontFerret/ferret/cmd/cli"
 	"github.com/MontFerret/ferret/pkg/browser"
+	"github.com/MontFerret/ferret/pkg/runtime/core"
 	"io/ioutil"
 	"os"
+	"strings"
 )

 var Version string

+type Params []string
+
+func (p *Params) String() string {
+	return "[" + strings.Join(*p, ",") + "]"
+}
+
+func (p *Params) Set(value string) error {
+	*p = append(*p, value)
+	return nil
+}
+
+func (p *Params) ToMap() (map[string]interface{}, error) {
+	res := make(map[string]interface{})
+
+	for _, entry := range *p {
+		pair := strings.Split(entry, ":")
+
+		if len(pair) < 2 {
+			return nil, core.Error(core.ErrInvalidArgument, entry)
+		}
+
+		var value interface{}
+		key := pair[0]
+
+		err := json.Unmarshal([]byte(pair[1]), &value)
+
+		if err != nil {
+			fmt.Println(pair[1])
+			return nil, err
+		}
+
+		res[key] = value
+	}
+
+	return res, nil
+}
+
 var (
 	help = flag.Bool(
 		"help",
@@ -39,6 +79,14 @@ var (
 )

 func main() {
+	var params Params
+
+	flag.Var(
+		&params,
+		"param",
+		`query parameter (--param=foo:\"bar\", --param=id:1)`,
+	)
+
 	flag.Parse()

 	if *help {
@@ -79,8 +127,16 @@ func main() {
 		defer b.Close()
 	}

+	p, err := params.ToMap()
+
+	if err != nil {
+		fmt.Println(err)
+		os.Exit(1)
+	}
+
 	opts := cli.Options{
-		Cdp: cdpConn,
+		Cdp:    cdpConn,
+		Params: p,
 	}

 	stat, _ := os.Stdin.Stat()
--- a/pkg/compiler/compiler_test.go
+++ b/pkg/compiler/compiler_test.go
@@ -1718,24 +1718,80 @@ func TestForTernaryExpression(t *testing.T) {
 	})
 }

-func TestHtml(t *testing.T) {
-	Convey("Should load a document", t, func() {
-		c := compiler.New()
+func TestParam(t *testing.T) {
+	Convey("Should be possible to use as a return value", t, func() {
+		out := compiler.New().
+			MustCompile(`
+			RETURN @param
+		`).
+			MustRun(context.Background(), runtime.WithParam("param", "foobar"))

-		out, err := c.MustCompile(`
-LET doc = DOCUMENT("https://github.com/", true)
-LET btn = ELEMENT(doc, ".HeaderMenu a")
+		So(string(out), ShouldEqual, `"foobar"`)
+	})

-CLICK(btn)
-WAIT_NAVIGATION(doc)
-WAIT_ELEMENT(doc, '.IconNav')
+	Convey("Should be possible to use as a FOR source", t, func() {
+		out := compiler.New().
+			MustCompile(`
+			FOR i IN @values
+			SORT i
+			RETURN i
+		`).
+			MustRun(context.Background(), runtime.WithParam("values", []int{1, 2, 3, 4}))

-RETURN INNER_HTML_ALL(doc, '.IconNav a')
+		So(string(out), ShouldEqual, `[1,2,3,4]`)

-		`).Run(context.Background())
+		out2 := compiler.New().
+			MustCompile(`
+			FOR i IN @values
+			SORT i
+			RETURN i
+		`).
+			MustRun(context.Background(), runtime.WithParam("values", map[string]int{
+				"foo": 1,
+				"bar": 2,
+				"faz": 3,
+				"qaz": 4,
+			}))

-		So(err, ShouldBeNil)
+		So(string(out2), ShouldEqual, `[1,2,3,4]`)
+	})
+
+	Convey("Should be possible to use in range", t, func() {
+		out := compiler.New().
+			MustCompile(`
+			FOR i IN @start..@end
+			SORT i
+			RETURN i
+		`).
+			MustRun(
+				context.Background(),
+				runtime.WithParam("start", 1),
+				runtime.WithParam("end", 4),
+			)
+
+		So(string(out), ShouldEqual, `[1,2,3,4]`)

-		So(string(out), ShouldEqual, `"int"`)
 	})
 }
+
+func TestHtml(t *testing.T) {
+	//	Convey("Should load a document", t, func() {
+	//		c := compiler.New()
+	//
+	//		out, err := c.MustCompile(`
+	//LET doc = DOCUMENT("https://github.com/", true)
+	//LET btn = ELEMENT(doc, ".HeaderMenu a")
+	//
+	//CLICK(btn)
+	//WAIT_NAVIGATION(doc)
+	//WAIT_ELEMENT(doc, '.IconNav')
+	//
+	//RETURN INNER_HTML_ALL(doc, '.IconNav a')
+	//
+	//		`).Run(context.Background())
+	//
+	//		So(err, ShouldBeNil)
+	//
+	//		So(string(out), ShouldEqual, `"int"`)
+	//	})
+}
--- a/pkg/compiler/visitor.go
+++ b/pkg/compiler/visitor.go
@@ -406,6 +406,12 @@ func (v *visitor) doVisitForExpressionSource(ctx *fql.ForExpressionSourceContext
 		return v.doVisitRangeOperator(rangeOp.(*fql.RangeOperatorContext), scope)
 	}

+	param := ctx.Param()
+
+	if param != nil {
+		return v.doVisitParamContext(param.(*fql.ParamContext), scope)
+	}
+
 	return nil, core.Error(ErrInvalidDataSource, ctx.GetText())
 }

@@ -684,32 +690,62 @@ func (v *visitor) doVisitRangeOperator(ctx *fql.RangeOperatorContext, scope *sco
 	)
 }

-func (v *visitor) doVisitChildren(node antlr.RuleNode, scope *scope) ([]core.Expression, error) {
-	children := node.GetChildren()
+func (v *visitor) doVisitFunctionCallExpression(context *fql.FunctionCallExpressionContext, scope *scope) (collections.IterableExpression, error) {
+	args := make([]core.Expression, 0, 5)
+	argsCtx := context.Arguments()

-	if children == nil {
-		return make([]core.Expression, 0, 0), nil
+	if argsCtx != nil {
+		argsCtx := argsCtx.(*fql.ArgumentsContext)
+
+		for _, arg := range argsCtx.AllExpression() {
+			exp, err := v.doVisitExpression(arg.(*fql.ExpressionContext), scope)
+
+			if err != nil {
+				return nil, err
+			}
+
+			args = append(args, exp)
+		}
 	}

-	result := make([]core.Expression, 0, len(children))
+	funcName := context.Identifier().GetText()

-	for _, child := range children {
-		_, ok := child.(antlr.TerminalNode)
+	fun, exists := v.funcs[funcName]

-		if ok {
-			continue
-		}
+	if !exists {
+		return nil, core.Error(core.ErrNotFound, fmt.Sprintf("function: '%s'", funcName))
+	}

-		out, err := v.visit(child, scope)
+	return expressions.NewFunctionCallExpression(
+		v.getSourceMap(context),
+		fun,
+		args...,
+	)
+}
+
+func (v *visitor) doVisitParamContext(context *fql.ParamContext, scope *scope) (collections.IterableExpression, error) {
+	name := context.Identifier().GetText()
+
+	return expressions.NewParameterExpression(
+		v.getSourceMap(context),
+		name,
+	)
+}
+
+func (v *visitor) doVisitAllExpressions(contexts []fql.IExpressionContext, scope *scope) ([]core.Expression, error) {
+	ret := make([]core.Expression, 0, len(contexts))
+
+	for _, ctx := range contexts {
+		exp, err := v.doVisitExpression(ctx.(*fql.ExpressionContext), scope)

 		if err != nil {
 			return nil, err
 		}

-		result = append(result, out)
+		ret = append(ret, exp)
 	}

-	return result, nil
+	return ret, nil
 }

 func (v *visitor) doVisitExpression(ctx *fql.ExpressionContext, scope *scope) (core.Expression, error) {
@@ -882,77 +918,42 @@ func (v *visitor) doVisitExpression(ctx *fql.ExpressionContext, scope *scope) (c
 		return v.doVisitRangeOperator(rangeOp.(*fql.RangeOperatorContext), scope)
 	}

+	param := ctx.Param()
+
+	if param != nil {
+		return v.doVisitParamContext(param.(*fql.ParamContext), scope)
+	}
+
 	// TODO: Complete it
 	return nil, ErrNotImplemented
 }

-func (v *visitor) doVisitAllExpressions(contexts []fql.IExpressionContext, scope *scope) ([]core.Expression, error) {
-	ret := make([]core.Expression, 0, len(contexts))
+func (v *visitor) doVisitChildren(node antlr.RuleNode, scope *scope) ([]core.Expression, error) {
+	children := node.GetChildren()

-	for _, ctx := range contexts {
-		exp, err := v.doVisitExpression(ctx.(*fql.ExpressionContext), scope)
-
-		if err != nil {
-			return nil, err
-		}
-
-		ret = append(ret, exp)
-	}
-
-	return ret, nil
-}
-
-func (v *visitor) doVisitFunctionCallExpression(context *fql.FunctionCallExpressionContext, scope *scope) (collections.IterableExpression, error) {
-	args := make([]core.Expression, 0, 5)
-	argsCtx := context.Arguments()
-
-	if argsCtx != nil {
-		argsCtx := argsCtx.(*fql.ArgumentsContext)
-
-		for _, arg := range argsCtx.AllExpression() {
-			exp, err := v.doVisitExpression(arg.(*fql.ExpressionContext), scope)
-
-			if err != nil {
-				return nil, err
-			}
-
-			args = append(args, exp)
-		}
-	}
-
-	funcName := context.Identifier().GetText()
-
-	fun, exists := v.funcs[funcName]
-
-	if !exists {
-		return nil, core.Error(core.ErrNotFound, fmt.Sprintf("function: '%s'", funcName))
-	}
-
-	return expressions.NewFunctionCallExpression(
-		v.getSourceMap(context),
-		fun,
-		args...,
-	)
-}
-
-func (v *visitor) visitAll(nodes []antlr.Tree, scope *scope) ([]core.Expression, error) {
-	if nodes == nil {
+	if children == nil {
 		return make([]core.Expression, 0, 0), nil
 	}

-	res := make([]core.Expression, 0, len(nodes))
+	result := make([]core.Expression, 0, len(children))

-	for idx, node := range nodes {
-		out, err := v.visit(node, scope)
+	for _, child := range children {
+		_, ok := child.(antlr.TerminalNode)
+
+		if ok {
+			continue
+		}
+
+		out, err := v.visit(child, scope)

 		if err != nil {
 			return nil, err
 		}

-		res[idx] = out
+		result = append(result, out)
 	}

-	return res, nil
+	return result, nil
 }

 func (v *visitor) visit(node antlr.Tree, scope *scope) (core.Expression, error) {
@@ -988,6 +989,8 @@ func (v *visitor) visit(node antlr.Tree, scope *scope) (core.Expression, error)
 		out, err = v.doVisitVariableDeclaration(node.(*fql.VariableDeclarationContext), scope)
 	case *fql.FunctionCallExpressionContext:
 		out, err = v.doVisitFunctionCallExpression(node.(*fql.FunctionCallExpressionContext), scope)
+	case *fql.ParamContext:
+		out, err = v.doVisitParamContext(node.(*fql.ParamContext), scope)
 	default:
 		err = v.unexpectedToken(node)
 	}
--- a/pkg/parser/antlr/FqlLexer.g4
+++ b/pkg/parser/antlr/FqlLexer.g4
@@ -76,6 +76,7 @@ Not: 'NOT' | '!';
 In: 'IN';

 // Literals
+Param: '@';
 Identifier: Letter+ (Symbols (Identifier)*)* (Digit (Identifier)*)*;
 StringLiteral: SQString | DQSring;
 IntegerLiteral: [0-9]+;
--- a/pkg/parser/antlr/FqlLexer.tokens
+++ b/pkg/parser/antlr/FqlLexer.tokens
@@ -54,10 +54,11 @@ Aggregate=53
 Like=54
 Not=55
 In=56
-Identifier=57
-StringLiteral=58
-IntegerLiteral=59
-FloatLiteral=60
+Param=57
+Identifier=58
+StringLiteral=59
+IntegerLiteral=60
+FloatLiteral=61
 ':'=5
 ';'=6
 '.'=7
@@ -104,3 +105,4 @@ FloatLiteral=60
 'AGGREGATE'=53
 'LIKE'=54
 'IN'=56
+'@'=57
--- a/pkg/parser/antlr/FqlParser.g4
+++ b/pkg/parser/antlr/FqlParser.g4
@@ -48,6 +48,7 @@ forExpressionSource
    | variable
    | memberExpression
    | rangeOperator
+    | param
    ;

 forExpressionClause
@@ -128,12 +129,16 @@ variableDeclaration
    | Let Identifier Assign forTernaryExpression
    ;

+param
+    : Param Identifier
+    ;
+
 variable
    : Identifier
    ;

 rangeOperator
-    : (integerLiteral | variable) Range (integerLiteral | variable)
+    : (integerLiteral | variable | param) Range (integerLiteral | variable | param)
    ;

 arrayLiteral
@@ -225,6 +230,7 @@ expression
    | variable
    | memberExpression
    | noneLiteral
+    | param
    ;

 forTernaryExpression
--- a/pkg/parser/fql/FqlLexer.interp
+++ b/pkg/parser/fql/FqlLexer.interp
--- a/pkg/parser/fql/FqlLexer.tokens
+++ b/pkg/parser/fql/FqlLexer.tokens
@@ -54,10 +54,11 @@ Aggregate=53
 Like=54
 Not=55
 In=56
-Identifier=57
-StringLiteral=58
-IntegerLiteral=59
-FloatLiteral=60
+Param=57
+Identifier=58
+StringLiteral=59
+IntegerLiteral=60
+FloatLiteral=61
 ':'=5
 ';'=6
 '.'=7
@@ -104,3 +105,4 @@ FloatLiteral=60
 'AGGREGATE'=53
 'LIKE'=54
 'IN'=56
+'@'=57
--- a/pkg/parser/fql/FqlParser.interp
+++ b/pkg/parser/fql/FqlParser.interp
--- a/pkg/parser/fql/FqlParser.tokens
+++ b/pkg/parser/fql/FqlParser.tokens
@@ -54,10 +54,11 @@ Aggregate=53
 Like=54
 Not=55
 In=56
-Identifier=57
-StringLiteral=58
-IntegerLiteral=59
-FloatLiteral=60
+Param=57
+Identifier=58
+StringLiteral=59
+IntegerLiteral=60
+FloatLiteral=61
 ':'=5
 ';'=6
 '.'=7
@@ -104,3 +105,4 @@ FloatLiteral=60
 'AGGREGATE'=53
 'LIKE'=54
 'IN'=56
+'@'=57
--- a/pkg/parser/fql/fql_lexer.go
+++ b/pkg/parser/fql/fql_lexer.go
@@ -14,7 +14,7 @@ var _ = fmt.Printf
 var _ = unicode.IsLetter

 var serializedLexerAtn = []uint16{
-	3, 24715, 42794, 33075, 47597, 16764, 15335, 30598, 22884, 2, 62, 502,
+	3, 24715, 42794, 33075, 47597, 16764, 15335, 30598, 22884, 2, 63, 506,
 	8, 1, 4, 2, 9, 2, 4, 3, 9, 3, 4, 4, 9, 4, 4, 5, 9, 5, 4, 6, 9, 6, 4, 7,
 	9, 7, 4, 8, 9, 8, 4, 9, 9, 9, 4, 10, 9, 10, 4, 11, 9, 11, 4, 12, 9, 12,
 	4, 13, 9, 13, 4, 14, 9, 14, 4, 15, 9, 15, 4, 16, 9, 16, 4, 17, 9, 17, 4,
@@ -27,217 +27,219 @@ var serializedLexerAtn = []uint16{
 	49, 4, 50, 9, 50, 4, 51, 9, 51, 4, 52, 9, 52, 4, 53, 9, 53, 4, 54, 9, 54,
 	4, 55, 9, 55, 4, 56, 9, 56, 4, 57, 9, 57, 4, 58, 9, 58, 4, 59, 9, 59, 4,
 	60, 9, 60, 4, 61, 9, 61, 4, 62, 9, 62, 4, 63, 9, 63, 4, 64, 9, 64, 4, 65,
-	9, 65, 4, 66, 9, 66, 4, 67, 9, 67, 4, 68, 9, 68, 4, 69, 9, 69, 3, 2, 3,
-	2, 3, 2, 3, 2, 7, 2, 144, 10, 2, 12, 2, 14, 2, 147, 11, 2, 3, 2, 3, 2,
-	3, 2, 3, 2, 3, 2, 3, 3, 3, 3, 3, 3, 3, 3, 7, 3, 158, 10, 3, 12, 3, 14,
-	3, 161, 11, 3, 3, 3, 3, 3, 3, 4, 6, 4, 166, 10, 4, 13, 4, 14, 4, 167, 3,
-	4, 3, 4, 3, 5, 3, 5, 3, 5, 3, 5, 3, 6, 3, 6, 3, 7, 3, 7, 3, 8, 3, 8, 3,
-	9, 3, 9, 3, 10, 3, 10, 3, 11, 3, 11, 3, 12, 3, 12, 3, 13, 3, 13, 3, 14,
-	3, 14, 3, 15, 3, 15, 3, 16, 3, 16, 3, 17, 3, 17, 3, 18, 3, 18, 3, 18, 3,
-	19, 3, 19, 3, 19, 3, 20, 3, 20, 3, 20, 3, 21, 3, 21, 3, 21, 3, 22, 3, 22,
-	3, 23, 3, 23, 3, 24, 3, 24, 3, 24, 3, 25, 3, 25, 3, 25, 3, 26, 3, 26, 3,
-	27, 3, 27, 3, 28, 3, 28, 3, 29, 3, 29, 3, 29, 3, 29, 3, 29, 5, 29, 233,
-	10, 29, 3, 30, 3, 30, 3, 30, 3, 30, 5, 30, 239, 10, 30, 3, 31, 3, 31, 3,
-	31, 3, 32, 3, 32, 3, 33, 3, 33, 3, 34, 3, 34, 3, 34, 3, 35, 3, 35, 3, 35,
-	3, 36, 3, 36, 3, 36, 3, 36, 3, 37, 3, 37, 3, 37, 3, 37, 3, 37, 3, 37, 3,
-	37, 3, 38, 3, 38, 3, 38, 3, 38, 3, 38, 3, 38, 3, 38, 3, 38, 3, 38, 3, 39,
-	3, 39, 3, 39, 3, 39, 3, 39, 3, 39, 3, 39, 3, 40, 3, 40, 3, 40, 3, 40, 3,
-	40, 3, 41, 3, 41, 3, 41, 3, 41, 3, 41, 3, 41, 3, 42, 3, 42, 3, 42, 3, 42,
-	3, 43, 3, 43, 3, 43, 3, 43, 3, 43, 3, 43, 3, 43, 3, 43, 3, 44, 3, 44, 3,
-	44, 3, 44, 3, 44, 3, 44, 3, 44, 5, 44, 311, 10, 44, 3, 45, 3, 45, 3, 45,
-	3, 45, 3, 45, 3, 46, 3, 46, 3, 46, 3, 46, 3, 46, 3, 47, 3, 47, 3, 47, 3,
-	47, 3, 47, 3, 47, 3, 47, 3, 47, 3, 47, 3, 47, 3, 47, 3, 47, 3, 47, 3, 47,
-	3, 47, 3, 47, 3, 47, 3, 47, 5, 47, 341, 10, 47, 3, 48, 3, 48, 3, 48, 3,
-	48, 3, 48, 3, 49, 3, 49, 3, 49, 3, 49, 3, 49, 3, 50, 3, 50, 3, 50, 3, 50,
-	3, 50, 3, 51, 3, 51, 3, 51, 3, 51, 3, 51, 3, 51, 3, 52, 3, 52, 3, 52, 3,
-	52, 3, 53, 3, 53, 3, 53, 3, 53, 3, 54, 3, 54, 3, 54, 3, 54, 3, 54, 3, 54,
-	3, 54, 3, 54, 3, 54, 3, 54, 3, 55, 3, 55, 3, 55, 3, 55, 3, 55, 3, 56, 3,
-	56, 3, 56, 3, 56, 5, 56, 391, 10, 56, 3, 57, 3, 57, 3, 57, 3, 58, 6, 58,
-	397, 10, 58, 13, 58, 14, 58, 398, 3, 58, 3, 58, 7, 58, 403, 10, 58, 12,
-	58, 14, 58, 406, 11, 58, 7, 58, 408, 10, 58, 12, 58, 14, 58, 411, 11, 58,
-	3, 58, 3, 58, 7, 58, 415, 10, 58, 12, 58, 14, 58, 418, 11, 58, 7, 58, 420,
-	10, 58, 12, 58, 14, 58, 423, 11, 58, 3, 59, 3, 59, 5, 59, 427, 10, 59,
-	3, 60, 6, 60, 430, 10, 60, 13, 60, 14, 60, 431, 3, 61, 3, 61, 3, 61, 6,
-	61, 437, 10, 61, 13, 61, 14, 61, 438, 3, 61, 5, 61, 442, 10, 61, 3, 61,
-	3, 61, 5, 61, 446, 10, 61, 5, 61, 448, 10, 61, 3, 62, 3, 62, 3, 63, 3,
-	63, 3, 63, 7, 63, 455, 10, 63, 12, 63, 14, 63, 458, 11, 63, 5, 63, 460,
-	10, 63, 3, 64, 3, 64, 5, 64, 464, 10, 64, 3, 64, 6, 64, 467, 10, 64, 13,
-	64, 14, 64, 468, 3, 65, 3, 65, 3, 66, 3, 66, 3, 67, 3, 67, 3, 68, 3, 68,
-	3, 68, 3, 68, 3, 68, 3, 68, 7, 68, 483, 10, 68, 12, 68, 14, 68, 486, 11,
-	68, 3, 68, 3, 68, 3, 69, 3, 69, 3, 69, 3, 69, 3, 69, 3, 69, 7, 69, 496,
-	10, 69, 12, 69, 14, 69, 499, 11, 69, 3, 69, 3, 69, 3, 145, 2, 70, 3, 3,
-	5, 4, 7, 5, 9, 6, 11, 7, 13, 8, 15, 9, 17, 10, 19, 11, 21, 12, 23, 13,
-	25, 14, 27, 15, 29, 16, 31, 17, 33, 18, 35, 19, 37, 20, 39, 21, 41, 22,
-	43, 23, 45, 24, 47, 25, 49, 26, 51, 27, 53, 28, 55, 29, 57, 30, 59, 31,
-	61, 32, 63, 33, 65, 34, 67, 35, 69, 36, 71, 37, 73, 38, 75, 39, 77, 40,
-	79, 41, 81, 42, 83, 43, 85, 44, 87, 45, 89, 46, 91, 47, 93, 48, 95, 49,
-	97, 50, 99, 51, 101, 52, 103, 53, 105, 54, 107, 55, 109, 56, 111, 57, 113,
-	58, 115, 59, 117, 60, 119, 61, 121, 62, 123, 2, 125, 2, 127, 2, 129, 2,
-	131, 2, 133, 2, 135, 2, 137, 2, 3, 2, 12, 5, 2, 12, 12, 15, 15, 8234, 8235,
-	6, 2, 11, 11, 13, 14, 34, 34, 162, 162, 3, 2, 50, 59, 5, 2, 50, 59, 67,
-	72, 99, 104, 3, 2, 51, 59, 4, 2, 71, 71, 103, 103, 4, 2, 45, 45, 47, 47,
-	4, 2, 67, 92, 99, 124, 4, 2, 36, 36, 94, 94, 4, 2, 41, 41, 94, 94, 2, 524,
-	2, 3, 3, 2, 2, 2, 2, 5, 3, 2, 2, 2, 2, 7, 3, 2, 2, 2, 2, 9, 3, 2, 2, 2,
-	2, 11, 3, 2, 2, 2, 2, 13, 3, 2, 2, 2, 2, 15, 3, 2, 2, 2, 2, 17, 3, 2, 2,
-	2, 2, 19, 3, 2, 2, 2, 2, 21, 3, 2, 2, 2, 2, 23, 3, 2, 2, 2, 2, 25, 3, 2,
-	2, 2, 2, 27, 3, 2, 2, 2, 2, 29, 3, 2, 2, 2, 2, 31, 3, 2, 2, 2, 2, 33, 3,
-	2, 2, 2, 2, 35, 3, 2, 2, 2, 2, 37, 3, 2, 2, 2, 2, 39, 3, 2, 2, 2, 2, 41,
-	3, 2, 2, 2, 2, 43, 3, 2, 2, 2, 2, 45, 3, 2, 2, 2, 2, 47, 3, 2, 2, 2, 2,
-	49, 3, 2, 2, 2, 2, 51, 3, 2, 2, 2, 2, 53, 3, 2, 2, 2, 2, 55, 3, 2, 2, 2,
-	2, 57, 3, 2, 2, 2, 2, 59, 3, 2, 2, 2, 2, 61, 3, 2, 2, 2, 2, 63, 3, 2, 2,
-	2, 2, 65, 3, 2, 2, 2, 2, 67, 3, 2, 2, 2, 2, 69, 3, 2, 2, 2, 2, 71, 3, 2,
-	2, 2, 2, 73, 3, 2, 2, 2, 2, 75, 3, 2, 2, 2, 2, 77, 3, 2, 2, 2, 2, 79, 3,
-	2, 2, 2, 2, 81, 3, 2, 2, 2, 2, 83, 3, 2, 2, 2, 2, 85, 3, 2, 2, 2, 2, 87,
-	3, 2, 2, 2, 2, 89, 3, 2, 2, 2, 2, 91, 3, 2, 2, 2, 2, 93, 3, 2, 2, 2, 2,
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-	2, 2, 103, 3, 2, 2, 2, 2, 105, 3, 2, 2, 2, 2, 107, 3, 2, 2, 2, 2, 109,
-	3, 2, 2, 2, 2, 111, 3, 2, 2, 2, 2, 113, 3, 2, 2, 2, 2, 115, 3, 2, 2, 2,
-	2, 117, 3, 2, 2, 2, 2, 119, 3, 2, 2, 2, 2, 121, 3, 2, 2, 2, 3, 139, 3,
-	2, 2, 2, 5, 153, 3, 2, 2, 2, 7, 165, 3, 2, 2, 2, 9, 171, 3, 2, 2, 2, 11,
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+	54, 3, 54, 3, 54, 3, 54, 3, 54, 3, 54, 3, 55, 3, 55, 3, 55, 3, 55, 3, 55,
+	3, 56, 3, 56, 3, 56, 3, 56, 5, 56, 393, 10, 56, 3, 57, 3, 57, 3, 57, 3,
+	58, 3, 58, 3, 59, 6, 59, 401, 10, 59, 13, 59, 14, 59, 402, 3, 59, 3, 59,
+	7, 59, 407, 10, 59, 12, 59, 14, 59, 410, 11, 59, 7, 59, 412, 10, 59, 12,
+	59, 14, 59, 415, 11, 59, 3, 59, 3, 59, 7, 59, 419, 10, 59, 12, 59, 14,
+	59, 422, 11, 59, 7, 59, 424, 10, 59, 12, 59, 14, 59, 427, 11, 59, 3, 60,
+	3, 60, 5, 60, 431, 10, 60, 3, 61, 6, 61, 434, 10, 61, 13, 61, 14, 61, 435,
+	3, 62, 3, 62, 3, 62, 6, 62, 441, 10, 62, 13, 62, 14, 62, 442, 3, 62, 5,
+	62, 446, 10, 62, 3, 62, 3, 62, 5, 62, 450, 10, 62, 5, 62, 452, 10, 62,
+	3, 63, 3, 63, 3, 64, 3, 64, 3, 64, 7, 64, 459, 10, 64, 12, 64, 14, 64,
+	462, 11, 64, 5, 64, 464, 10, 64, 3, 65, 3, 65, 5, 65, 468, 10, 65, 3, 65,
+	6, 65, 471, 10, 65, 13, 65, 14, 65, 472, 3, 66, 3, 66, 3, 67, 3, 67, 3,
+	68, 3, 68, 3, 69, 3, 69, 3, 69, 3, 69, 3, 69, 3, 69, 7, 69, 487, 10, 69,
+	12, 69, 14, 69, 490, 11, 69, 3, 69, 3, 69, 3, 70, 3, 70, 3, 70, 3, 70,
+	3, 70, 3, 70, 7, 70, 500, 10, 70, 12, 70, 14, 70, 503, 11, 70, 3, 70, 3,
+	70, 3, 147, 2, 71, 3, 3, 5, 4, 7, 5, 9, 6, 11, 7, 13, 8, 15, 9, 17, 10,
+	19, 11, 21, 12, 23, 13, 25, 14, 27, 15, 29, 16, 31, 17, 33, 18, 35, 19,
+	37, 20, 39, 21, 41, 22, 43, 23, 45, 24, 47, 25, 49, 26, 51, 27, 53, 28,
+	55, 29, 57, 30, 59, 31, 61, 32, 63, 33, 65, 34, 67, 35, 69, 36, 71, 37,
+	73, 38, 75, 39, 77, 40, 79, 41, 81, 42, 83, 43, 85, 44, 87, 45, 89, 46,
+	91, 47, 93, 48, 95, 49, 97, 50, 99, 51, 101, 52, 103, 53, 105, 54, 107,
+	55, 109, 56, 111, 57, 113, 58, 115, 59, 117, 60, 119, 61, 121, 62, 123,
+	63, 125, 2, 127, 2, 129, 2, 131, 2, 133, 2, 135, 2, 137, 2, 139, 2, 3,
+	2, 12, 5, 2, 12, 12, 15, 15, 8234, 8235, 6, 2, 11, 11, 13, 14, 34, 34,
+	162, 162, 3, 2, 50, 59, 5, 2, 50, 59, 67, 72, 99, 104, 3, 2, 51, 59, 4,
+	2, 71, 71, 103, 103, 4, 2, 45, 45, 47, 47, 4, 2, 67, 92, 99, 124, 4, 2,
+	36, 36, 94, 94, 4, 2, 41, 41, 94, 94, 2, 528, 2, 3, 3, 2, 2, 2, 2, 5, 3,
+	2, 2, 2, 2, 7, 3, 2, 2, 2, 2, 9, 3, 2, 2, 2, 2, 11, 3, 2, 2, 2, 2, 13,
+	3, 2, 2, 2, 2, 15, 3, 2, 2, 2, 2, 17, 3, 2, 2, 2, 2, 19, 3, 2, 2, 2, 2,
+	21, 3, 2, 2, 2, 2, 23, 3, 2, 2, 2, 2, 25, 3, 2, 2, 2, 2, 27, 3, 2, 2, 2,
+	2, 29, 3, 2, 2, 2, 2, 31, 3, 2, 2, 2, 2, 33, 3, 2, 2, 2, 2, 35, 3, 2, 2,
+	2, 2, 37, 3, 2, 2, 2, 2, 39, 3, 2, 2, 2, 2, 41, 3, 2, 2, 2, 2, 43, 3, 2,
+	2, 2, 2, 45, 3, 2, 2, 2, 2, 47, 3, 2, 2, 2, 2, 49, 3, 2, 2, 2, 2, 51, 3,
+	2, 2, 2, 2, 53, 3, 2, 2, 2, 2, 55, 3, 2, 2, 2, 2, 57, 3, 2, 2, 2, 2, 59,
+	3, 2, 2, 2, 2, 61, 3, 2, 2, 2, 2, 63, 3, 2, 2, 2, 2, 65, 3, 2, 2, 2, 2,
+	67, 3, 2, 2, 2, 2, 69, 3, 2, 2, 2, 2, 71, 3, 2, 2, 2, 2, 73, 3, 2, 2, 2,
+	2, 75, 3, 2, 2, 2, 2, 77, 3, 2, 2, 2, 2, 79, 3, 2, 2, 2, 2, 81, 3, 2, 2,
+	2, 2, 83, 3, 2, 2, 2, 2, 85, 3, 2, 2, 2, 2, 87, 3, 2, 2, 2, 2, 89, 3, 2,
+	2, 2, 2, 91, 3, 2, 2, 2, 2, 93, 3, 2, 2, 2, 2, 95, 3, 2, 2, 2, 2, 97, 3,
+	2, 2, 2, 2, 99, 3, 2, 2, 2, 2, 101, 3, 2, 2, 2, 2, 103, 3, 2, 2, 2, 2,
+	105, 3, 2, 2, 2, 2, 107, 3, 2, 2, 2, 2, 109, 3, 2, 2, 2, 2, 111, 3, 2,
+	2, 2, 2, 113, 3, 2, 2, 2, 2, 115, 3, 2, 2, 2, 2, 117, 3, 2, 2, 2, 2, 119,
+	3, 2, 2, 2, 2, 121, 3, 2, 2, 2, 2, 123, 3, 2, 2, 2, 3, 141, 3, 2, 2, 2,
+	5, 155, 3, 2, 2, 2, 7, 167, 3, 2, 2, 2, 9, 173, 3, 2, 2, 2, 11, 177, 3,
+	2, 2, 2, 13, 179, 3, 2, 2, 2, 15, 181, 3, 2, 2, 2, 17, 183, 3, 2, 2, 2,
+	19, 185, 3, 2, 2, 2, 21, 187, 3, 2, 2, 2, 23, 189, 3, 2, 2, 2, 25, 191,
+	3, 2, 2, 2, 27, 193, 3, 2, 2, 2, 29, 195, 3, 2, 2, 2, 31, 197, 3, 2, 2,
+	2, 33, 199, 3, 2, 2, 2, 35, 201, 3, 2, 2, 2, 37, 204, 3, 2, 2, 2, 39, 207,
+	3, 2, 2, 2, 41, 210, 3, 2, 2, 2, 43, 213, 3, 2, 2, 2, 45, 215, 3, 2, 2,
+	2, 47, 217, 3, 2, 2, 2, 49, 220, 3, 2, 2, 2, 51, 223, 3, 2, 2, 2, 53, 225,
+	3, 2, 2, 2, 55, 227, 3, 2, 2, 2, 57, 234, 3, 2, 2, 2, 59, 240, 3, 2, 2,
+	2, 61, 242, 3, 2, 2, 2, 63, 245, 3, 2, 2, 2, 65, 247, 3, 2, 2, 2, 67, 249,
+	3, 2, 2, 2, 69, 252, 3, 2, 2, 2, 71, 255, 3, 2, 2, 2, 73, 259, 3, 2, 2,
+	2, 75, 266, 3, 2, 2, 2, 77, 275, 3, 2, 2, 2, 79, 282, 3, 2, 2, 2, 81, 287,
+	3, 2, 2, 2, 83, 293, 3, 2, 2, 2, 85, 297, 3, 2, 2, 2, 87, 312, 3, 2, 2,
+	2, 89, 314, 3, 2, 2, 2, 91, 319, 3, 2, 2, 2, 93, 342, 3, 2, 2, 2, 95, 344,
+	3, 2, 2, 2, 97, 349, 3, 2, 2, 2, 99, 354, 3, 2, 2, 2, 101, 359, 3, 2, 2,
+	2, 103, 365, 3, 2, 2, 2, 105, 369, 3, 2, 2, 2, 107, 373, 3, 2, 2, 2, 109,
+	383, 3, 2, 2, 2, 111, 392, 3, 2, 2, 2, 113, 394, 3, 2, 2, 2, 115, 397,
+	3, 2, 2, 2, 117, 400, 3, 2, 2, 2, 119, 430, 3, 2, 2, 2, 121, 433, 3, 2,
+	2, 2, 123, 451, 3, 2, 2, 2, 125, 453, 3, 2, 2, 2, 127, 463, 3, 2, 2, 2,
+	129, 465, 3, 2, 2, 2, 131, 474, 3, 2, 2, 2, 133, 476, 3, 2, 2, 2, 135,
+	478, 3, 2, 2, 2, 137, 480, 3, 2, 2, 2, 139, 493, 3, 2, 2, 2, 141, 142,
+	7, 49, 2, 2, 142, 143, 7, 44, 2, 2, 143, 147, 3, 2, 2, 2, 144, 146, 11,
+	2, 2, 2, 145, 144, 3, 2, 2, 2, 146, 149, 3, 2, 2, 2, 147, 148, 3, 2, 2,
+	2, 147, 145, 3, 2, 2, 2, 148, 150, 3, 2, 2, 2, 149, 147, 3, 2, 2, 2, 150,
+	151, 7, 44, 2, 2, 151, 152, 7, 49, 2, 2, 152, 153, 3, 2, 2, 2, 153, 154,
+	8, 2, 2, 2, 154, 4, 3, 2, 2, 2, 155, 156, 7, 49, 2, 2, 156, 157, 7, 49,
+	2, 2, 157, 161, 3, 2, 2, 2, 158, 160, 10, 2, 2, 2, 159, 158, 3, 2, 2, 2,
+	160, 163, 3, 2, 2, 2, 161, 159, 3, 2, 2, 2, 161, 162, 3, 2, 2, 2, 162,
+	164, 3, 2, 2, 2, 163, 161, 3, 2, 2, 2, 164, 165, 8, 3, 2, 2, 165, 6, 3,
+	2, 2, 2, 166, 168, 9, 3, 2, 2, 167, 166, 3, 2, 2, 2, 168, 169, 3, 2, 2,
+	2, 169, 167, 3, 2, 2, 2, 169, 170, 3, 2, 2, 2, 170, 171, 3, 2, 2, 2, 171,
+	172, 8, 4, 2, 2, 172, 8, 3, 2, 2, 2, 173, 174, 9, 2, 2, 2, 174, 175, 3,
+	2, 2, 2, 175, 176, 8, 5, 2, 2, 176, 10, 3, 2, 2, 2, 177, 178, 7, 60, 2,
+	2, 178, 12, 3, 2, 2, 2, 179, 180, 7, 61, 2, 2, 180, 14, 3, 2, 2, 2, 181,
+	182, 7, 48, 2, 2, 182, 16, 3, 2, 2, 2, 183, 184, 7, 46, 2, 2, 184, 18,
+	3, 2, 2, 2, 185, 186, 7, 93, 2, 2, 186, 20, 3, 2, 2, 2, 187, 188, 7, 95,
+	2, 2, 188, 22, 3, 2, 2, 2, 189, 190, 7, 42, 2, 2, 190, 24, 3, 2, 2, 2,
+	191, 192, 7, 43, 2, 2, 192, 26, 3, 2, 2, 2, 193, 194, 7, 125, 2, 2, 194,
+	28, 3, 2, 2, 2, 195, 196, 7, 127, 2, 2, 196, 30, 3, 2, 2, 2, 197, 198,
+	7, 64, 2, 2, 198, 32, 3, 2, 2, 2, 199, 200, 7, 62, 2, 2, 200, 34, 3, 2,
+	2, 2, 201, 202, 7, 63, 2, 2, 202, 203, 7, 63, 2, 2, 203, 36, 3, 2, 2, 2,
+	204, 205, 7, 64, 2, 2, 205, 206, 7, 63, 2, 2, 206, 38, 3, 2, 2, 2, 207,
+	208, 7, 62, 2, 2, 208, 209, 7, 63, 2, 2, 209, 40, 3, 2, 2, 2, 210, 211,
+	7, 35, 2, 2, 211, 212, 7, 63, 2, 2, 212, 42, 3, 2, 2, 2, 213, 214, 7, 45,
+	2, 2, 214, 44, 3, 2, 2, 2, 215, 216, 7, 47, 2, 2, 216, 46, 3, 2, 2, 2,
+	217, 218, 7, 47, 2, 2, 218, 219, 7, 47, 2, 2, 219, 48, 3, 2, 2, 2, 220,
+	221, 7, 45, 2, 2, 221, 222, 7, 45, 2, 2, 222, 50, 3, 2, 2, 2, 223, 224,
+	7, 44, 2, 2, 224, 52, 3, 2, 2, 2, 225, 226, 7, 49, 2, 2, 226, 54, 3, 2,
+	2, 2, 227, 228, 7, 39, 2, 2, 228, 56, 3, 2, 2, 2, 229, 230, 7, 67, 2, 2,
+	230, 231, 7, 80, 2, 2, 231, 235, 7, 70, 2, 2, 232, 233, 7, 40, 2, 2, 233,
+	235, 7, 40, 2, 2, 234, 229, 3, 2, 2, 2, 234, 232, 3, 2, 2, 2, 235, 58,
+	3, 2, 2, 2, 236, 237, 7, 81, 2, 2, 237, 241, 7, 84, 2, 2, 238, 239, 7,
+	126, 2, 2, 239, 241, 7, 126, 2, 2, 240, 236, 3, 2, 2, 2, 240, 238, 3, 2,
+	2, 2, 241, 60, 3, 2, 2, 2, 242, 243, 5, 15, 8, 2, 243, 244, 5, 15, 8, 2,
+	244, 62, 3, 2, 2, 2, 245, 246, 7, 63, 2, 2, 246, 64, 3, 2, 2, 2, 247, 248,
+	7, 65, 2, 2, 248, 66, 3, 2, 2, 2, 249, 250, 7, 35, 2, 2, 250, 251, 7, 128,
+	2, 2, 251, 68, 3, 2, 2, 2, 252, 253, 7, 63, 2, 2, 253, 254, 7, 128, 2,
+	2, 254, 70, 3, 2, 2, 2, 255, 256, 7, 72, 2, 2, 256, 257, 7, 81, 2, 2, 257,
+	258, 7, 84, 2, 2, 258, 72, 3, 2, 2, 2, 259, 260, 7, 84, 2, 2, 260, 261,
+	7, 71, 2, 2, 261, 262, 7, 86, 2, 2, 262, 263, 7, 87, 2, 2, 263, 264, 7,
+	84, 2, 2, 264, 265, 7, 80, 2, 2, 265, 74, 3, 2, 2, 2, 266, 267, 7, 70,
+	2, 2, 267, 268, 7, 75, 2, 2, 268, 269, 7, 85, 2, 2, 269, 270, 7, 86, 2,
+	2, 270, 271, 7, 75, 2, 2, 271, 272, 7, 80, 2, 2, 272, 273, 7, 69, 2, 2,
+	273, 274, 7, 86, 2, 2, 274, 76, 3, 2, 2, 2, 275, 276, 7, 72, 2, 2, 276,
+	277, 7, 75, 2, 2, 277, 278, 7, 78, 2, 2, 278, 279, 7, 86, 2, 2, 279, 280,
+	7, 71, 2, 2, 280, 281, 7, 84, 2, 2, 281, 78, 3, 2, 2, 2, 282, 283, 7, 85,
+	2, 2, 283, 284, 7, 81, 2, 2, 284, 285, 7, 84, 2, 2, 285, 286, 7, 86, 2,
+	2, 286, 80, 3, 2, 2, 2, 287, 288, 7, 78, 2, 2, 288, 289, 7, 75, 2, 2, 289,
+	290, 7, 79, 2, 2, 290, 291, 7, 75, 2, 2, 291, 292, 7, 86, 2, 2, 292, 82,
+	3, 2, 2, 2, 293, 294, 7, 78, 2, 2, 294, 295, 7, 71, 2, 2, 295, 296, 7,
+	86, 2, 2, 296, 84, 3, 2, 2, 2, 297, 298, 7, 69, 2, 2, 298, 299, 7, 81,
+	2, 2, 299, 300, 7, 78, 2, 2, 300, 301, 7, 78, 2, 2, 301, 302, 7, 71, 2,
+	2, 302, 303, 7, 69, 2, 2, 303, 304, 7, 86, 2, 2, 304, 86, 3, 2, 2, 2, 305,
+	306, 7, 67, 2, 2, 306, 307, 7, 85, 2, 2, 307, 313, 7, 69, 2, 2, 308, 309,
+	7, 70, 2, 2, 309, 310, 7, 71, 2, 2, 310, 311, 7, 85, 2, 2, 311, 313, 7,
+	69, 2, 2, 312, 305, 3, 2, 2, 2, 312, 308, 3, 2, 2, 2, 313, 88, 3, 2, 2,
+	2, 314, 315, 7, 80, 2, 2, 315, 316, 7, 81, 2, 2, 316, 317, 7, 80, 2, 2,
+	317, 318, 7, 71, 2, 2, 318, 90, 3, 2, 2, 2, 319, 320, 7, 80, 2, 2, 320,
+	321, 7, 87, 2, 2, 321, 322, 7, 78, 2, 2, 322, 323, 7, 78, 2, 2, 323, 92,
+	3, 2, 2, 2, 324, 325, 7, 86, 2, 2, 325, 326, 7, 84, 2, 2, 326, 327, 7,
+	87, 2, 2, 327, 343, 7, 71, 2, 2, 328, 329, 7, 118, 2, 2, 329, 330, 7, 116,
+	2, 2, 330, 331, 7, 119, 2, 2, 331, 343, 7, 103, 2, 2, 332, 333, 7, 72,
+	2, 2, 333, 334, 7, 67, 2, 2, 334, 335, 7, 78, 2, 2, 335, 336, 7, 85, 2,
+	2, 336, 343, 7, 71, 2, 2, 337, 338, 7, 104, 2, 2, 338, 339, 7, 99, 2, 2,
+	339, 340, 7, 110, 2, 2, 340, 341, 7, 117, 2, 2, 341, 343, 7, 103, 2, 2,
+	342, 324, 3, 2, 2, 2, 342, 328, 3, 2, 2, 2, 342, 332, 3, 2, 2, 2, 342,
+	337, 3, 2, 2, 2, 343, 94, 3, 2, 2, 2, 344, 345, 7, 75, 2, 2, 345, 346,
+	7, 80, 2, 2, 346, 347, 7, 86, 2, 2, 347, 348, 7, 81, 2, 2, 348, 96, 3,
+	2, 2, 2, 349, 350, 7, 77, 2, 2, 350, 351, 7, 71, 2, 2, 351, 352, 7, 71,
+	2, 2, 352, 353, 7, 82, 2, 2, 353, 98, 3, 2, 2, 2, 354, 355, 7, 89, 2, 2,
+	355, 356, 7, 75, 2, 2, 356, 357, 7, 86, 2, 2, 357, 358, 7, 74, 2, 2, 358,
+	100, 3, 2, 2, 2, 359, 360, 7, 69, 2, 2, 360, 361, 7, 81, 2, 2, 361, 362,
+	7, 87, 2, 2, 362, 363, 7, 80, 2, 2, 363, 364, 7, 86, 2, 2, 364, 102, 3,
+	2, 2, 2, 365, 366, 7, 67, 2, 2, 366, 367, 7, 78, 2, 2, 367, 368, 7, 78,
+	2, 2, 368, 104, 3, 2, 2, 2, 369, 370, 7, 67, 2, 2, 370, 371, 7, 80, 2,
+	2, 371, 372, 7, 91, 2, 2, 372, 106, 3, 2, 2, 2, 373, 374, 7, 67, 2, 2,
+	374, 375, 7, 73, 2, 2, 375, 376, 7, 73, 2, 2, 376, 377, 7, 84, 2, 2, 377,
+	378, 7, 71, 2, 2, 378, 379, 7, 73, 2, 2, 379, 380, 7, 67, 2, 2, 380, 381,
+	7, 86, 2, 2, 381, 382, 7, 71, 2, 2, 382, 108, 3, 2, 2, 2, 383, 384, 7,
+	78, 2, 2, 384, 385, 7, 75, 2, 2, 385, 386, 7, 77, 2, 2, 386, 387, 7, 71,
+	2, 2, 387, 110, 3, 2, 2, 2, 388, 389, 7, 80, 2, 2, 389, 390, 7, 81, 2,
+	2, 390, 393, 7, 86, 2, 2, 391, 393, 7, 35, 2, 2, 392, 388, 3, 2, 2, 2,
+	392, 391, 3, 2, 2, 2, 393, 112, 3, 2, 2, 2, 394, 395, 7, 75, 2, 2, 395,
+	396, 7, 80, 2, 2, 396, 114, 3, 2, 2, 2, 397, 398, 7, 66, 2, 2, 398, 116,
+	3, 2, 2, 2, 399, 401, 5, 131, 66, 2, 400, 399, 3, 2, 2, 2, 401, 402, 3,
+	2, 2, 2, 402, 400, 3, 2, 2, 2, 402, 403, 3, 2, 2, 2, 403, 413, 3, 2, 2,
+	2, 404, 408, 5, 133, 67, 2, 405, 407, 5, 117, 59, 2, 406, 405, 3, 2, 2,
+	2, 407, 410, 3, 2, 2, 2, 408, 406, 3, 2, 2, 2, 408, 409, 3, 2, 2, 2, 409,
+	412, 3, 2, 2, 2, 410, 408, 3, 2, 2, 2, 411, 404, 3, 2, 2, 2, 412, 415,
+	3, 2, 2, 2, 413, 411, 3, 2, 2, 2, 413, 414, 3, 2, 2, 2, 414, 425, 3, 2,
+	2, 2, 415, 413, 3, 2, 2, 2, 416, 420, 5, 135, 68, 2, 417, 419, 5, 117,
+	59, 2, 418, 417, 3, 2, 2, 2, 419, 422, 3, 2, 2, 2, 420, 418, 3, 2, 2, 2,
+	420, 421, 3, 2, 2, 2, 421, 424, 3, 2, 2, 2, 422, 420, 3, 2, 2, 2, 423,
+	416, 3, 2, 2, 2, 424, 427, 3, 2, 2, 2, 425, 423, 3, 2, 2, 2, 425, 426,
+	3, 2, 2, 2, 426, 118, 3, 2, 2, 2, 427, 425, 3, 2, 2, 2, 428, 431, 5, 139,
+	70, 2, 429, 431, 5, 137, 69, 2, 430, 428, 3, 2, 2, 2, 430, 429, 3, 2, 2,
+	2, 431, 120, 3, 2, 2, 2, 432, 434, 9, 4, 2, 2, 433, 432, 3, 2, 2, 2, 434,
+	435, 3, 2, 2, 2, 435, 433, 3, 2, 2, 2, 435, 436, 3, 2, 2, 2, 436, 122,
+	3, 2, 2, 2, 437, 438, 5, 127, 64, 2, 438, 440, 5, 15, 8, 2, 439, 441, 9,
+	4, 2, 2, 440, 439, 3, 2, 2, 2, 441, 442, 3, 2, 2, 2, 442, 440, 3, 2, 2,
+	2, 442, 443, 3, 2, 2, 2, 443, 445, 3, 2, 2, 2, 444, 446, 5, 129, 65, 2,
+	445, 444, 3, 2, 2, 2, 445, 446, 3, 2, 2, 2, 446, 452, 3, 2, 2, 2, 447,
+	449, 5, 127, 64, 2, 448, 450, 5, 129, 65, 2, 449, 448, 3, 2, 2, 2, 449,
+	450, 3, 2, 2, 2, 450, 452, 3, 2, 2, 2, 451, 437, 3, 2, 2, 2, 451, 447,
+	3, 2, 2, 2, 452, 124, 3, 2, 2, 2, 453, 454, 9, 5, 2, 2, 454, 126, 3, 2,
+	2, 2, 455, 464, 7, 50, 2, 2, 456, 460, 9, 6, 2, 2, 457, 459, 9, 4, 2, 2,
+	458, 457, 3, 2, 2, 2, 459, 462, 3, 2, 2, 2, 460, 458, 3, 2, 2, 2, 460,
+	461, 3, 2, 2, 2, 461, 464, 3, 2, 2, 2, 462, 460, 3, 2, 2, 2, 463, 455,
+	3, 2, 2, 2, 463, 456, 3, 2, 2, 2, 464, 128, 3, 2, 2, 2, 465, 467, 9, 7,
+	2, 2, 466, 468, 9, 8, 2, 2, 467, 466, 3, 2, 2, 2, 467, 468, 3, 2, 2, 2,
+	468, 470, 3, 2, 2, 2, 469, 471, 9, 4, 2, 2, 470, 469, 3, 2, 2, 2, 471,
+	472, 3, 2, 2, 2, 472, 470, 3, 2, 2, 2, 472, 473, 3, 2, 2, 2, 473, 130,
+	3, 2, 2, 2, 474, 475, 9, 9, 2, 2, 475, 132, 3, 2, 2, 2, 476, 477, 7, 97,
+	2, 2, 477, 134, 3, 2, 2, 2, 478, 479, 4, 50, 59, 2, 479, 136, 3, 2, 2,
+	2, 480, 488, 7, 36, 2, 2, 481, 482, 7, 94, 2, 2, 482, 487, 11, 2, 2, 2,
+	483, 484, 7, 36, 2, 2, 484, 487, 7, 36, 2, 2, 485, 487, 10, 10, 2, 2, 486,
+	481, 3, 2, 2, 2, 486, 483, 3, 2, 2, 2, 486, 485, 3, 2, 2, 2, 487, 490,
+	3, 2, 2, 2, 488, 486, 3, 2, 2, 2, 488, 489, 3, 2, 2, 2, 489, 491, 3, 2,
+	2, 2, 490, 488, 3, 2, 2, 2, 491, 492, 7, 36, 2, 2, 492, 138, 3, 2, 2, 2,
+	493, 501, 7, 41, 2, 2, 494, 495, 7, 94, 2, 2, 495, 500, 11, 2, 2, 2, 496,
+	497, 7, 41, 2, 2, 497, 500, 7, 41, 2, 2, 498, 500, 10, 11, 2, 2, 499, 494,
+	3, 2, 2, 2, 499, 496, 3, 2, 2, 2, 499, 498, 3, 2, 2, 2, 500, 503, 3, 2,
+	2, 2, 501, 499, 3, 2, 2, 2, 501, 502, 3, 2, 2, 2, 502, 504, 3, 2, 2, 2,
+	503, 501, 3, 2, 2, 2, 504, 505, 7, 41, 2, 2, 505, 140, 3, 2, 2, 2, 30,
+	2, 147, 161, 169, 234, 240, 312, 342, 392, 402, 408, 413, 420, 425, 430,
+	435, 442, 445, 449, 451, 460, 463, 467, 472, 486, 488, 499, 501, 3, 2,
+	3, 2,
 }

 var lexerDeserializer = antlr.NewATNDeserializer(nil)
@@ -257,7 +259,7 @@ var lexerLiteralNames = []string{
 	"'--'", "'++'", "'*'", "'/'", "'%'", "", "", "", "'='", "'?'", "'!~'",
 	"'=~'", "'FOR'", "'RETURN'", "'DISTINCT'", "'FILTER'", "'SORT'", "'LIMIT'",
 	"'LET'", "'COLLECT'", "", "'NONE'", "'NULL'", "", "'INTO'", "'KEEP'", "'WITH'",
-	"'COUNT'", "'ALL'", "'ANY'", "'AGGREGATE'", "'LIKE'", "", "'IN'",
+	"'COUNT'", "'ALL'", "'ANY'", "'AGGREGATE'", "'LIKE'", "", "'IN'", "'@'",
 }

 var lexerSymbolicNames = []string{
@@ -268,7 +270,7 @@ var lexerSymbolicNames = []string{
 	"And", "Or", "Range", "Assign", "QuestionMark", "RegexNotMatch", "RegexMatch",
 	"For", "Return", "Distinct", "Filter", "Sort", "Limit", "Let", "Collect",
 	"SortDirection", "None", "Null", "BooleanLiteral", "Into", "Keep", "With",
-	"Count", "All", "Any", "Aggregate", "Like", "Not", "In", "Identifier",
+	"Count", "All", "Any", "Aggregate", "Like", "Not", "In", "Param", "Identifier",
 	"StringLiteral", "IntegerLiteral", "FloatLiteral",
 }

@@ -280,7 +282,7 @@ var lexerRuleNames = []string{
 	"And", "Or", "Range", "Assign", "QuestionMark", "RegexNotMatch", "RegexMatch",
 	"For", "Return", "Distinct", "Filter", "Sort", "Limit", "Let", "Collect",
 	"SortDirection", "None", "Null", "BooleanLiteral", "Into", "Keep", "With",
-	"Count", "All", "Any", "Aggregate", "Like", "Not", "In", "Identifier",
+	"Count", "All", "Any", "Aggregate", "Like", "Not", "In", "Param", "Identifier",
 	"StringLiteral", "IntegerLiteral", "FloatLiteral", "HexDigit", "DecimalIntegerLiteral",
 	"ExponentPart", "Letter", "Symbols", "Digit", "DQSring", "SQString",
 }
@@ -376,8 +378,9 @@ const (
 	FqlLexerLike              = 54
 	FqlLexerNot               = 55
 	FqlLexerIn                = 56
-	FqlLexerIdentifier        = 57
-	FqlLexerStringLiteral     = 58
-	FqlLexerIntegerLiteral    = 59
-	FqlLexerFloatLiteral      = 60
+	FqlLexerParam             = 57
+	FqlLexerIdentifier        = 58
+	FqlLexerStringLiteral     = 59
+	FqlLexerIntegerLiteral    = 60
+	FqlLexerFloatLiteral      = 61
 )
--- a/pkg/parser/fql/fql_parser.go
+++ b/pkg/parser/fql/fql_parser.go
--- a/pkg/parser/fql/fqlparser_base_listener.go
+++ b/pkg/parser/fql/fqlparser_base_listener.go
@@ -174,6 +174,12 @@ func (s *BaseFqlParserListener) EnterVariableDeclaration(ctx *VariableDeclaratio
 // ExitVariableDeclaration is called when production variableDeclaration is exited.
 func (s *BaseFqlParserListener) ExitVariableDeclaration(ctx *VariableDeclarationContext) {}

+// EnterParam is called when production param is entered.
+func (s *BaseFqlParserListener) EnterParam(ctx *ParamContext) {}
+
+// ExitParam is called when production param is exited.
+func (s *BaseFqlParserListener) ExitParam(ctx *ParamContext) {}
+
 // EnterVariable is called when production variable is entered.
 func (s *BaseFqlParserListener) EnterVariable(ctx *VariableContext) {}

--- a/pkg/parser/fql/fqlparser_base_visitor.go
+++ b/pkg/parser/fql/fqlparser_base_visitor.go
@@ -107,6 +107,10 @@ func (v *BaseFqlParserVisitor) VisitVariableDeclaration(ctx *VariableDeclaration
 	return v.VisitChildren(ctx)
 }

+func (v *BaseFqlParserVisitor) VisitParam(ctx *ParamContext) interface{} {
+	return v.VisitChildren(ctx)
+}
+
 func (v *BaseFqlParserVisitor) VisitVariable(ctx *VariableContext) interface{} {
 	return v.VisitChildren(ctx)
 }
--- a/pkg/parser/fql/fqlparser_listener.go
+++ b/pkg/parser/fql/fqlparser_listener.go
@@ -82,6 +82,9 @@ type FqlParserListener interface {
 	// EnterVariableDeclaration is called when entering the variableDeclaration production.
 	EnterVariableDeclaration(c *VariableDeclarationContext)

+	// EnterParam is called when entering the param production.
+	EnterParam(c *ParamContext)
+
 	// EnterVariable is called when entering the variable production.
 	EnterVariable(c *VariableContext)

@@ -229,6 +232,9 @@ type FqlParserListener interface {
 	// ExitVariableDeclaration is called when exiting the variableDeclaration production.
 	ExitVariableDeclaration(c *VariableDeclarationContext)

+	// ExitParam is called when exiting the param production.
+	ExitParam(c *ParamContext)
+
 	// ExitVariable is called when exiting the variable production.
 	ExitVariable(c *VariableContext)

--- a/pkg/parser/fql/fqlparser_visitor.go
+++ b/pkg/parser/fql/fqlparser_visitor.go
@@ -82,6 +82,9 @@ type FqlParserVisitor interface {
 	// Visit a parse tree produced by FqlParser#variableDeclaration.
 	VisitVariableDeclaration(ctx *VariableDeclarationContext) interface{}

+	// Visit a parse tree produced by FqlParser#param.
+	VisitParam(ctx *ParamContext) interface{}
+
 	// Visit a parse tree produced by FqlParser#variable.
 	VisitVariable(ctx *VariableContext) interface{}

--- a/pkg/runtime/core/param.go
+++ b/pkg/runtime/core/param.go
@@ -0,0 +1,37 @@
+package core
+
+import "context"
+
+const paramsKey = "params"
+
+func ParamsWith(ctx context.Context, params map[string]Value) context.Context {
+	return context.WithValue(ctx, paramsKey, params)
+}
+
+func ParamsFrom(ctx context.Context) (map[string]Value, error) {
+	val := ctx.Value(paramsKey)
+
+	param, ok := val.(map[string]Value)
+
+	if !ok {
+		return nil, Error(ErrNotFound, "parameters")
+	}
+
+	return param, nil
+}
+
+func ParamFrom(ctx context.Context, name string) (Value, error) {
+	params, err := ParamsFrom(ctx)
+
+	if err != nil {
+		return nil, err
+	}
+
+	param, found := params[name]
+
+	if !found {
+		return nil, Error(ErrNotFound, "parameter."+name)
+	}
+
+	return param, nil
+}
--- a/pkg/runtime/expressions/param.go
+++ b/pkg/runtime/expressions/param.go
@@ -0,0 +1,47 @@
+package expressions
+
+import (
+	"context"
+	"github.com/MontFerret/ferret/pkg/runtime/collections"
+	"github.com/MontFerret/ferret/pkg/runtime/core"
+	"github.com/MontFerret/ferret/pkg/runtime/values"
+)
+
+type ParameterExpression struct {
+	src  core.SourceMap
+	name string
+}
+
+func NewParameterExpression(src core.SourceMap, name string) (*ParameterExpression, error) {
+	if name == "" {
+		return nil, core.Error(core.ErrMissedArgument, "name")
+	}
+
+	return &ParameterExpression{src, name}, nil
+}
+
+func (e *ParameterExpression) Iterate(ctx context.Context, scope *core.Scope) (collections.Iterator, error) {
+	value, err := e.Exec(ctx, scope)
+
+	if err != nil {
+		return nil, core.SourceError(e.src, err)
+	}
+
+	iter, err := collections.ToIterator(value)
+
+	if err != nil {
+		return nil, core.SourceError(e.src, err)
+	}
+
+	return iter, nil
+}
+
+func (e *ParameterExpression) Exec(ctx context.Context, scope *core.Scope) (core.Value, error) {
+	param, err := core.ParamFrom(ctx, e.name)
+
+	if err != nil {
+		return values.None, core.SourceError(e.src, err)
+	}
+
+	return param, nil
+}
--- a/pkg/runtime/logging/logger.go
+++ b/pkg/runtime/logging/logger.go
@@ -2,10 +2,19 @@ package logging

 import (
 	"context"
+	"github.com/gofrs/uuid"
 	"github.com/rs/zerolog"
+	"io"
 )

-type Level uint8
+type (
+	Level uint8
+
+	Options struct {
+		Writer io.Writer
+		Level  Level
+	}
+)

 const (
 	DebugLevel Level = iota
@@ -18,6 +27,23 @@ const (
 	Disabled
 )

-func From(ctx context.Context) *zerolog.Logger {
+func WithContext(ctx context.Context, opts *Options) context.Context {
+	id, err := uuid.NewV4()
+
+	if err != nil {
+		panic(err)
+	}
+
+	logger := zerolog.New(opts.Writer).
+		With().
+		Str("id", id.String()).
+		Logger()
+
+	logger.WithLevel(zerolog.Level(opts.Level))
+
+	return logger.WithContext(ctx)
+}
+
+func FromContext(ctx context.Context) *zerolog.Logger {
 	return zerolog.Ctx(ctx)
 }
--- a/pkg/runtime/options.go
+++ b/pkg/runtime/options.go
@@ -2,20 +2,19 @@ package runtime

 import (
 	"context"
+	"github.com/MontFerret/ferret/pkg/runtime/core"
 	"github.com/MontFerret/ferret/pkg/runtime/logging"
-	"github.com/gofrs/uuid"
-	"github.com/rs/zerolog"
+	"github.com/MontFerret/ferret/pkg/runtime/values"
 	"io"
 	"os"
 )

 type (
 	Options struct {
-		proxy     string
-		cdp       string
-		variables map[string]interface{}
-		logWriter io.Writer
-		logLevel  zerolog.Level
+		proxy   string
+		cdp     string
+		params  map[string]core.Value
+		logging *logging.Options
 	}

 	Option func(*Options)
@@ -23,16 +22,26 @@ type (

 func newOptions() *Options {
 	return &Options{
-		cdp:       "http://0.0.0.0:9222",
-		variables: make(map[string]interface{}),
-		logWriter: os.Stdout,
-		logLevel:  zerolog.ErrorLevel,
+		cdp:    "http://0.0.0.0:9222",
+		params: make(map[string]core.Value),
+		logging: &logging.Options{
+			Writer: os.Stdout,
+			Level:  logging.ErrorLevel,
+		},
 	}
 }

 func WithParam(name string, value interface{}) Option {
 	return func(options *Options) {
-		options.variables[name] = value
+		options.params[name] = values.Parse(value)
+	}
+}
+
+func WithParams(params map[string]interface{}) Option {
+	return func(options *Options) {
+		for name, value := range params {
+			options.params[name] = values.Parse(value)
+		}
 	}
 }

@@ -51,36 +60,19 @@ func WithProxy(address string) Option {

 func WithLog(writer io.Writer) Option {
 	return func(options *Options) {
-		options.logWriter = writer
+		options.logging.Writer = writer
 	}
 }

 func WithLogLevel(lvl logging.Level) Option {
 	return func(options *Options) {
-		options.logLevel = zerolog.Level(lvl)
+		options.logging.Level = lvl
 	}
 }

 func (opts *Options) withContext(parent context.Context) context.Context {
-	ctx := context.WithValue(
-		parent,
-		"variables",
-		opts.variables,
-	)
-
-	id, err := uuid.NewV4()
-
-	if err != nil {
-		panic(err)
-	}
-
-	logger := zerolog.New(opts.logWriter).
-		With().
-		Str("id", id.String()).
-		Logger()
-	logger.WithLevel(opts.logLevel)
-
-	ctx = logger.WithContext(ctx)
+	ctx := core.ParamsWith(parent, opts.params)
+	ctx = logging.WithContext(ctx, opts.logging)

 	return ctx
 }
--- a/pkg/runtime/values/helpers.go
+++ b/pkg/runtime/values/helpers.go
@@ -3,6 +3,7 @@ package values
 import (
 	"encoding/json"
 	"github.com/MontFerret/ferret/pkg/runtime/core"
+	"reflect"
 	"time"
 )

@@ -214,9 +215,53 @@ func Parse(input interface{}) core.Value {
 		return obj
 	case []byte:
 		return NewBinary(input.([]byte))
-	}
+	default:
+		v := reflect.ValueOf(input)
+		t := reflect.TypeOf(input)
+		kind := t.Kind()

-	return None
+		if kind == reflect.Slice || kind == reflect.Array {
+			size := v.Len()
+			arr := NewArray(size)
+
+			for i := 0; i < size; i += 1 {
+				value := v.Index(i)
+				arr.Push(Parse(value.Interface()))
+			}
+
+			return arr
+		}
+
+		if kind == reflect.Map {
+			keys := v.MapKeys()
+			obj := NewObject()
+
+			for _, k := range keys {
+				key := Parse(k.Interface())
+				value := v.MapIndex(k)
+
+				obj.Set(NewString(key.String()), Parse(value.Interface()))
+			}
+
+			return obj
+		}
+
+		if kind == reflect.Struct {
+			obj := NewObject()
+			size := t.NumField()
+
+			for i := 0; i < size; i += 1 {
+				field := t.Field(i)
+				value := v.Field(i)
+
+				obj.Set(NewString(field.Name), Parse(value.Interface()))
+			}
+
+			return obj
+		}
+
+		return None
+	}
 }

 func Unmarshal(value json.RawMessage) (core.Value, error) {
--- a/pkg/stdlib/html/driver/dynamic/document.go
+++ b/pkg/stdlib/html/driver/dynamic/document.go
@@ -97,7 +97,7 @@ func LoadHtmlDocument(
 	}

 	return NewHtmlDocument(
-		logging.From(ctx),
+		logging.FromContext(ctx),
 		conn,
 		client,
 		broker,
--- a/pkg/stdlib/utils/utils.go
+++ b/pkg/stdlib/utils/utils.go
@@ -37,7 +37,7 @@ func Log(ctx context.Context, inputs ...core.Value) (core.Value, error) {
 		args = append(args, input)
 	}

-	logger := logging.From(ctx)
+	logger := logging.FromContext(ctx)

 	logger.Print(args...)