add vendoring with go dep

vendor/github.com/influxdata/influxdb/influxql/result.go

@@ -0,0 +1,121 @@
+package influxql
+
+import (
+	"encoding/json"
+	"errors"
+	"fmt"
+
+	"github.com/influxdata/influxdb/models"
+)
+
+const (
+	// WarningLevel is the message level for a warning.
+	WarningLevel = "warning"
+)
+
+// TagSet is a fundamental concept within the query system. It represents a composite series,
+// composed of multiple individual series that share a set of tag attributes.
+type TagSet struct {
+	Tags       map[string]string
+	Filters    []Expr
+	SeriesKeys []string
+	Key        []byte
+}
+
+// AddFilter adds a series-level filter to the Tagset.
+func (t *TagSet) AddFilter(key string, filter Expr) {
+	t.SeriesKeys = append(t.SeriesKeys, key)
+	t.Filters = append(t.Filters, filter)
+}
+
+func (t *TagSet) Len() int           { return len(t.SeriesKeys) }
+func (t *TagSet) Less(i, j int) bool { return t.SeriesKeys[i] < t.SeriesKeys[j] }
+func (t *TagSet) Swap(i, j int) {
+	t.SeriesKeys[i], t.SeriesKeys[j] = t.SeriesKeys[j], t.SeriesKeys[i]
+	t.Filters[i], t.Filters[j] = t.Filters[j], t.Filters[i]
+}
+
+// Reverse reverses the order of series keys and filters in the TagSet.
+func (t *TagSet) Reverse() {
+	for i, j := 0, len(t.Filters)-1; i < j; i, j = i+1, j-1 {
+		t.Filters[i], t.Filters[j] = t.Filters[j], t.Filters[i]
+		t.SeriesKeys[i], t.SeriesKeys[j] = t.SeriesKeys[j], t.SeriesKeys[i]
+	}
+}
+
+// Message represents a user-facing message to be included with the result.
+type Message struct {
+	Level string `json:"level"`
+	Text  string `json:"text"`
+}
+
+// ReadOnlyWarning generates a warning message that tells the user the command
+// they are using is being used for writing in a read only context.
+//
+// This is a temporary method while to be used while transitioning to read only
+// operations for issue #6290.
+func ReadOnlyWarning(stmt string) *Message {
+	return &Message{
+		Level: WarningLevel,
+		Text:  fmt.Sprintf("deprecated use of '%s' in a read only context, please use a POST request instead", stmt),
+	}
+}
+
+// Result represents a resultset returned from a single statement.
+// Rows represents a list of rows that can be sorted consistently by name/tag.
+type Result struct {
+	// StatementID is just the statement's position in the query. It's used
+	// to combine statement results if they're being buffered in memory.
+	StatementID int
+	Series      models.Rows
+	Messages    []*Message
+	Partial     bool
+	Err         error
+}
+
+// MarshalJSON encodes the result into JSON.
+func (r *Result) MarshalJSON() ([]byte, error) {
+	// Define a struct that outputs "error" as a string.
+	var o struct {
+		StatementID int           `json:"statement_id"`
+		Series      []*models.Row `json:"series,omitempty"`
+		Messages    []*Message    `json:"messages,omitempty"`
+		Partial     bool          `json:"partial,omitempty"`
+		Err         string        `json:"error,omitempty"`
+	}
+
+	// Copy fields to output struct.
+	o.StatementID = r.StatementID
+	o.Series = r.Series
+	o.Messages = r.Messages
+	o.Partial = r.Partial
+	if r.Err != nil {
+		o.Err = r.Err.Error()
+	}
+
+	return json.Marshal(&o)
+}
+
+// UnmarshalJSON decodes the data into the Result struct
+func (r *Result) UnmarshalJSON(b []byte) error {
+	var o struct {
+		StatementID int           `json:"statement_id"`
+		Series      []*models.Row `json:"series,omitempty"`
+		Messages    []*Message    `json:"messages,omitempty"`
+		Partial     bool          `json:"partial,omitempty"`
+		Err         string        `json:"error,omitempty"`
+	}
+
+	err := json.Unmarshal(b, &o)
+	if err != nil {
+		return err
+	}
+	r.StatementID = o.StatementID
+	r.Series = o.Series
+	r.Messages = o.Messages
+	r.Partial = o.Partial
+	if o.Err != "" {
+		r.Err = errors.New(o.Err)
+	}
+	return nil
+}