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querystring_regfilter_except.go
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querystring_regfilter_except.go
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// Code generated by __generator__/interpreter.go at once
package builtin
import (
"regexp"
"github.com/ysugimoto/falco/interpreter/context"
"github.com/ysugimoto/falco/interpreter/function/errors"
"github.com/ysugimoto/falco/interpreter/function/shared"
"github.com/ysugimoto/falco/interpreter/value"
)
const Querystring_regfilter_except_Name = "querystring.regfilter_except"
var Querystring_regfilter_except_ArgumentTypes = []value.Type{value.StringType, value.StringType}
func Querystring_regfilter_except_Validate(args []value.Value) error {
if len(args) != 2 {
return errors.ArgumentNotEnough(Querystring_regfilter_except_Name, 2, args)
}
for i := range args {
if args[i].Type() != Querystring_regfilter_except_ArgumentTypes[i] {
return errors.TypeMismatch(Querystring_regfilter_except_Name, i+1, Querystring_regfilter_except_ArgumentTypes[i], args[i].Type())
}
}
return nil
}
// Fastly built-in function implementation of querystring.regfilter_except
// Arguments may be:
// - STRING, STRING
// Reference: https://developer.fastly.com/reference/vcl/functions/query-string/querystring-regfilter-except/
func Querystring_regfilter_except(ctx *context.Context, args ...value.Value) (value.Value, error) {
// Argument validations
if err := Querystring_regfilter_except_Validate(args); err != nil {
return value.Null, err
}
v := value.Unwrap[*value.String](args[0])
name := value.Unwrap[*value.String](args[1])
query, err := shared.ParseQuery(v.Value)
if err != nil {
return value.Null, errors.New(
Querystring_regfilter_except_Name, "Failed to parse query: %s, error: %s", v.Value, err.Error(),
)
}
var matchErr error
query.Filter(func(key string) bool {
matched, err := regexp.MatchString(name.Value, key)
if err != nil {
matchErr = errors.New(
Querystring_regfilter_except_Name, "Invalid regexp pattern: %s, error: %s", name.Value, err.Error(),
)
}
return matched
})
if matchErr != nil {
return value.Null, matchErr
}
return &value.String{Value: query.String()}, nil
}