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authorChristopher Speller <crspeller@gmail.com>2018-04-16 05:37:14 -0700
committerJoram Wilander <jwawilander@gmail.com>2018-04-16 08:37:14 -0400
commit6e2cb00008cbf09e556b00f87603797fcaa47e09 (patch)
tree3c0eb55ff4226a3f024aad373140d1fb860a6404 /vendor/github.com/olivere/elastic/uritemplates/uritemplates.go
parentbf24f51c4e1cc6286885460672f7f449e8c6f5ef (diff)
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Depenancy upgrades and movign to dep. (#8630)
Diffstat (limited to 'vendor/github.com/olivere/elastic/uritemplates/uritemplates.go')
-rw-r--r--vendor/github.com/olivere/elastic/uritemplates/uritemplates.go359
1 files changed, 0 insertions, 359 deletions
diff --git a/vendor/github.com/olivere/elastic/uritemplates/uritemplates.go b/vendor/github.com/olivere/elastic/uritemplates/uritemplates.go
deleted file mode 100644
index 8a84813fe..000000000
--- a/vendor/github.com/olivere/elastic/uritemplates/uritemplates.go
+++ /dev/null
@@ -1,359 +0,0 @@
-// Copyright 2013 Joshua Tacoma. All rights reserved.
-// Use of this source code is governed by a BSD-style
-// license that can be found in the LICENSE file.
-
-// Package uritemplates is a level 4 implementation of RFC 6570 (URI
-// Template, http://tools.ietf.org/html/rfc6570).
-//
-// To use uritemplates, parse a template string and expand it with a value
-// map:
-//
-// template, _ := uritemplates.Parse("https://api.github.com/repos{/user,repo}")
-// values := make(map[string]interface{})
-// values["user"] = "jtacoma"
-// values["repo"] = "uritemplates"
-// expanded, _ := template.ExpandString(values)
-// fmt.Printf(expanded)
-//
-package uritemplates
-
-import (
- "bytes"
- "errors"
- "fmt"
- "reflect"
- "regexp"
- "strconv"
- "strings"
-)
-
-var (
- unreserved = regexp.MustCompile("[^A-Za-z0-9\\-._~]")
- reserved = regexp.MustCompile("[^A-Za-z0-9\\-._~:/?#[\\]@!$&'()*+,;=]")
- validname = regexp.MustCompile("^([A-Za-z0-9_\\.]|%[0-9A-Fa-f][0-9A-Fa-f])+$")
- hex = []byte("0123456789ABCDEF")
-)
-
-func pctEncode(src []byte) []byte {
- dst := make([]byte, len(src)*3)
- for i, b := range src {
- buf := dst[i*3 : i*3+3]
- buf[0] = 0x25
- buf[1] = hex[b/16]
- buf[2] = hex[b%16]
- }
- return dst
-}
-
-func escape(s string, allowReserved bool) (escaped string) {
- if allowReserved {
- escaped = string(reserved.ReplaceAllFunc([]byte(s), pctEncode))
- } else {
- escaped = string(unreserved.ReplaceAllFunc([]byte(s), pctEncode))
- }
- return escaped
-}
-
-// A UriTemplate is a parsed representation of a URI template.
-type UriTemplate struct {
- raw string
- parts []templatePart
-}
-
-// Parse parses a URI template string into a UriTemplate object.
-func Parse(rawtemplate string) (template *UriTemplate, err error) {
- template = new(UriTemplate)
- template.raw = rawtemplate
- split := strings.Split(rawtemplate, "{")
- template.parts = make([]templatePart, len(split)*2-1)
- for i, s := range split {
- if i == 0 {
- if strings.Contains(s, "}") {
- err = errors.New("unexpected }")
- break
- }
- template.parts[i].raw = s
- } else {
- subsplit := strings.Split(s, "}")
- if len(subsplit) != 2 {
- err = errors.New("malformed template")
- break
- }
- expression := subsplit[0]
- template.parts[i*2-1], err = parseExpression(expression)
- if err != nil {
- break
- }
- template.parts[i*2].raw = subsplit[1]
- }
- }
- if err != nil {
- template = nil
- }
- return template, err
-}
-
-type templatePart struct {
- raw string
- terms []templateTerm
- first string
- sep string
- named bool
- ifemp string
- allowReserved bool
-}
-
-type templateTerm struct {
- name string
- explode bool
- truncate int
-}
-
-func parseExpression(expression string) (result templatePart, err error) {
- switch expression[0] {
- case '+':
- result.sep = ","
- result.allowReserved = true
- expression = expression[1:]
- case '.':
- result.first = "."
- result.sep = "."
- expression = expression[1:]
- case '/':
- result.first = "/"
- result.sep = "/"
- expression = expression[1:]
- case ';':
- result.first = ";"
- result.sep = ";"
- result.named = true
- expression = expression[1:]
- case '?':
- result.first = "?"
- result.sep = "&"
- result.named = true
- result.ifemp = "="
- expression = expression[1:]
- case '&':
- result.first = "&"
- result.sep = "&"
- result.named = true
- result.ifemp = "="
- expression = expression[1:]
- case '#':
- result.first = "#"
- result.sep = ","
- result.allowReserved = true
- expression = expression[1:]
- default:
- result.sep = ","
- }
- rawterms := strings.Split(expression, ",")
- result.terms = make([]templateTerm, len(rawterms))
- for i, raw := range rawterms {
- result.terms[i], err = parseTerm(raw)
- if err != nil {
- break
- }
- }
- return result, err
-}
-
-func parseTerm(term string) (result templateTerm, err error) {
- if strings.HasSuffix(term, "*") {
- result.explode = true
- term = term[:len(term)-1]
- }
- split := strings.Split(term, ":")
- if len(split) == 1 {
- result.name = term
- } else if len(split) == 2 {
- result.name = split[0]
- var parsed int64
- parsed, err = strconv.ParseInt(split[1], 10, 0)
- result.truncate = int(parsed)
- } else {
- err = errors.New("multiple colons in same term")
- }
- if !validname.MatchString(result.name) {
- err = errors.New("not a valid name: " + result.name)
- }
- if result.explode && result.truncate > 0 {
- err = errors.New("both explode and prefix modifers on same term")
- }
- return result, err
-}
-
-// Expand expands a URI template with a set of values to produce a string.
-func (self *UriTemplate) Expand(value interface{}) (string, error) {
- values, ismap := value.(map[string]interface{})
- if !ismap {
- if m, ismap := struct2map(value); !ismap {
- return "", errors.New("expected map[string]interface{}, struct, or pointer to struct.")
- } else {
- return self.Expand(m)
- }
- }
- var buf bytes.Buffer
- for _, p := range self.parts {
- err := p.expand(&buf, values)
- if err != nil {
- return "", err
- }
- }
- return buf.String(), nil
-}
-
-func (self *templatePart) expand(buf *bytes.Buffer, values map[string]interface{}) error {
- if len(self.raw) > 0 {
- buf.WriteString(self.raw)
- return nil
- }
- var zeroLen = buf.Len()
- buf.WriteString(self.first)
- var firstLen = buf.Len()
- for _, term := range self.terms {
- value, exists := values[term.name]
- if !exists {
- continue
- }
- if buf.Len() != firstLen {
- buf.WriteString(self.sep)
- }
- switch v := value.(type) {
- case string:
- self.expandString(buf, term, v)
- case []interface{}:
- self.expandArray(buf, term, v)
- case map[string]interface{}:
- if term.truncate > 0 {
- return errors.New("cannot truncate a map expansion")
- }
- self.expandMap(buf, term, v)
- default:
- if m, ismap := struct2map(value); ismap {
- if term.truncate > 0 {
- return errors.New("cannot truncate a map expansion")
- }
- self.expandMap(buf, term, m)
- } else {
- str := fmt.Sprintf("%v", value)
- self.expandString(buf, term, str)
- }
- }
- }
- if buf.Len() == firstLen {
- original := buf.Bytes()[:zeroLen]
- buf.Reset()
- buf.Write(original)
- }
- return nil
-}
-
-func (self *templatePart) expandName(buf *bytes.Buffer, name string, empty bool) {
- if self.named {
- buf.WriteString(name)
- if empty {
- buf.WriteString(self.ifemp)
- } else {
- buf.WriteString("=")
- }
- }
-}
-
-func (self *templatePart) expandString(buf *bytes.Buffer, t templateTerm, s string) {
- if len(s) > t.truncate && t.truncate > 0 {
- s = s[:t.truncate]
- }
- self.expandName(buf, t.name, len(s) == 0)
- buf.WriteString(escape(s, self.allowReserved))
-}
-
-func (self *templatePart) expandArray(buf *bytes.Buffer, t templateTerm, a []interface{}) {
- if len(a) == 0 {
- return
- } else if !t.explode {
- self.expandName(buf, t.name, false)
- }
- for i, value := range a {
- if t.explode && i > 0 {
- buf.WriteString(self.sep)
- } else if i > 0 {
- buf.WriteString(",")
- }
- var s string
- switch v := value.(type) {
- case string:
- s = v
- default:
- s = fmt.Sprintf("%v", v)
- }
- if len(s) > t.truncate && t.truncate > 0 {
- s = s[:t.truncate]
- }
- if self.named && t.explode {
- self.expandName(buf, t.name, len(s) == 0)
- }
- buf.WriteString(escape(s, self.allowReserved))
- }
-}
-
-func (self *templatePart) expandMap(buf *bytes.Buffer, t templateTerm, m map[string]interface{}) {
- if len(m) == 0 {
- return
- }
- if !t.explode {
- self.expandName(buf, t.name, len(m) == 0)
- }
- var firstLen = buf.Len()
- for k, value := range m {
- if firstLen != buf.Len() {
- if t.explode {
- buf.WriteString(self.sep)
- } else {
- buf.WriteString(",")
- }
- }
- var s string
- switch v := value.(type) {
- case string:
- s = v
- default:
- s = fmt.Sprintf("%v", v)
- }
- if t.explode {
- buf.WriteString(escape(k, self.allowReserved))
- buf.WriteRune('=')
- buf.WriteString(escape(s, self.allowReserved))
- } else {
- buf.WriteString(escape(k, self.allowReserved))
- buf.WriteRune(',')
- buf.WriteString(escape(s, self.allowReserved))
- }
- }
-}
-
-func struct2map(v interface{}) (map[string]interface{}, bool) {
- value := reflect.ValueOf(v)
- switch value.Type().Kind() {
- case reflect.Ptr:
- return struct2map(value.Elem().Interface())
- case reflect.Struct:
- m := make(map[string]interface{})
- for i := 0; i < value.NumField(); i++ {
- tag := value.Type().Field(i).Tag
- var name string
- if strings.Contains(string(tag), ":") {
- name = tag.Get("uri")
- } else {
- name = strings.TrimSpace(string(tag))
- }
- if len(name) == 0 {
- name = value.Type().Field(i).Name
- }
- m[name] = value.Field(i).Interface()
- }
- return m, true
- }
- return nil, false
-}