func stringsReverse(context *runtime.FunctionCallContext) (*runtime.Value, error) {
if err := runtime.ValidateArguments(context, runtime.StringValue); err != nil {
return nil, err
}
return runtime.NewStringValue(util.ReverseString(context.Args[0].Str)), nil
}
func (s *ReplSession) completer(line string) (c []string) {
identEnd := -1
ident := ""
for i := len(line) - 1; i >= 0; i-- {
part := rune(line[i])
if lexer.IsIdentifierPart(part) {
identEnd = i
ident += string(part)
} else if lexer.IsIdentifierStart(part) {
identEnd = i
ident += string(part)
break
} else {
break
}
}
ident = util.ReverseString(ident)
if ident != "" && lexer.IsIdentifierStart(rune(ident[0])) && identEnd != -1 {
prev := line[0:identEnd]
for name, _ := range s.block.Scope.Symbols {
if strings.HasPrefix(name, ident) {
c = append(c, prev+name)
}
}
for name, _ := range s.block.Scope.Macros {
if strings.HasPrefix(name, ident) {
c = append(c, prev+name)
}
}
}
return
}