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* Use vendored go-swagger * vendor go-swagger * revert un wanteed change * remove un-needed GO111MODULE * Update Makefile Co-Authored-By: techknowlogick <matti@mdranta.net>
212 lines
4.9 KiB
Go
212 lines
4.9 KiB
Go
// Copyright 2015 go-swagger maintainers
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package strfmt
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import (
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"database/sql/driver"
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"encoding/json"
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"errors"
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"fmt"
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"regexp"
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"strconv"
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"strings"
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"time"
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"go.mongodb.org/mongo-driver/bson"
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)
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func init() {
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d := Duration(0)
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// register this format in the default registry
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Default.Add("duration", &d, IsDuration)
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}
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var (
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timeUnits = [][]string{
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{"ns", "nano"},
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{"us", "µs", "micro"},
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{"ms", "milli"},
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{"s", "sec"},
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{"m", "min"},
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{"h", "hr", "hour"},
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{"d", "day"},
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{"w", "wk", "week"},
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}
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timeMultiplier = map[string]time.Duration{
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"ns": time.Nanosecond,
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"us": time.Microsecond,
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"ms": time.Millisecond,
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"s": time.Second,
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"m": time.Minute,
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"h": time.Hour,
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"d": 24 * time.Hour,
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"w": 7 * 24 * time.Hour,
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}
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durationMatcher = regexp.MustCompile(`((\d+)\s*([A-Za-zµ]+))`)
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)
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// IsDuration returns true if the provided string is a valid duration
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func IsDuration(str string) bool {
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_, err := ParseDuration(str)
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return err == nil
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}
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// Duration represents a duration
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//
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// Duration stores a period of time as a nanosecond count, with the largest
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// repesentable duration being approximately 290 years.
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//
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// swagger:strfmt duration
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type Duration time.Duration
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// MarshalText turns this instance into text
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func (d Duration) MarshalText() ([]byte, error) {
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return []byte(time.Duration(d).String()), nil
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}
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// UnmarshalText hydrates this instance from text
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func (d *Duration) UnmarshalText(data []byte) error { // validation is performed later on
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dd, err := ParseDuration(string(data))
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if err != nil {
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return err
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}
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*d = Duration(dd)
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return nil
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}
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// ParseDuration parses a duration from a string, compatible with scala duration syntax
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func ParseDuration(cand string) (time.Duration, error) {
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if dur, err := time.ParseDuration(cand); err == nil {
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return dur, nil
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}
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var dur time.Duration
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ok := false
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for _, match := range durationMatcher.FindAllStringSubmatch(cand, -1) {
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factor, err := strconv.Atoi(match[2]) // converts string to int
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if err != nil {
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return 0, err
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}
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unit := strings.ToLower(strings.TrimSpace(match[3]))
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for _, variants := range timeUnits {
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last := len(variants) - 1
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multiplier := timeMultiplier[variants[0]]
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for i, variant := range variants {
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if (last == i && strings.HasPrefix(unit, variant)) || strings.EqualFold(variant, unit) {
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ok = true
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dur += (time.Duration(factor) * multiplier)
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}
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}
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}
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}
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if ok {
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return dur, nil
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}
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return 0, fmt.Errorf("unable to parse %s as duration", cand)
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}
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// Scan reads a Duration value from database driver type.
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func (d *Duration) Scan(raw interface{}) error {
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switch v := raw.(type) {
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// TODO: case []byte: // ?
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case int64:
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*d = Duration(v)
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case float64:
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*d = Duration(int64(v))
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case nil:
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*d = Duration(0)
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default:
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return fmt.Errorf("cannot sql.Scan() strfmt.Duration from: %#v", v)
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}
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return nil
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}
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// Value converts Duration to a primitive value ready to be written to a database.
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func (d Duration) Value() (driver.Value, error) {
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return driver.Value(int64(d)), nil
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}
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// String converts this duration to a string
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func (d Duration) String() string {
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return time.Duration(d).String()
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}
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// MarshalJSON returns the Duration as JSON
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func (d Duration) MarshalJSON() ([]byte, error) {
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return json.Marshal(time.Duration(d).String())
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}
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// UnmarshalJSON sets the Duration from JSON
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func (d *Duration) UnmarshalJSON(data []byte) error {
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if string(data) == jsonNull {
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return nil
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}
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var dstr string
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if err := json.Unmarshal(data, &dstr); err != nil {
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return err
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}
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tt, err := ParseDuration(dstr)
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if err != nil {
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return err
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}
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*d = Duration(tt)
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return nil
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}
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func (d Duration) MarshalBSON() ([]byte, error) {
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return bson.Marshal(bson.M{"data": d.String()})
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}
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func (d *Duration) UnmarshalBSON(data []byte) error {
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var m bson.M
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if err := bson.Unmarshal(data, &m); err != nil {
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return err
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}
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if data, ok := m["data"].(string); ok {
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rd, err := ParseDuration(data)
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if err != nil {
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return err
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}
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*d = Duration(rd)
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return nil
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}
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return errors.New("couldn't unmarshal bson bytes value as Date")
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}
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// DeepCopyInto copies the receiver and writes its value into out.
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func (d *Duration) DeepCopyInto(out *Duration) {
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*out = *d
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}
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// DeepCopy copies the receiver into a new Duration.
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func (d *Duration) DeepCopy() *Duration {
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if d == nil {
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return nil
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}
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out := new(Duration)
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d.DeepCopyInto(out)
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return out
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}
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