803 lines
22 KiB
Go
803 lines
22 KiB
Go
// +build codegen
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// Package api represents API abstractions for rendering service generated files.
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package api
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import (
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"bytes"
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"encoding/json"
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"fmt"
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"io/ioutil"
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"path"
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"path/filepath"
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"sort"
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"strings"
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"text/template"
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"unicode"
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)
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// An API defines a service API's definition. and logic to serialize the definition.
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type API struct {
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Metadata Metadata
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Operations map[string]*Operation
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Shapes map[string]*Shape
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Waiters []Waiter
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Documentation string
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Examples Examples
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// Set to true to avoid removing unused shapes
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NoRemoveUnusedShapes bool
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// Set to true to avoid renaming to 'Input/Output' postfixed shapes
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NoRenameToplevelShapes bool
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// Set to true to ignore service/request init methods (for testing)
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NoInitMethods bool
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// Set to true to ignore String() and GoString methods (for generated tests)
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NoStringerMethods bool
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// Set to true to not generate API service name constants
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NoConstServiceNames bool
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// Set to true to not generate validation shapes
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NoValidataShapeMethods bool
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// Set to true to not generate struct field accessors
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NoGenStructFieldAccessors bool
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SvcClientImportPath string
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initialized bool
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imports map[string]bool
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name string
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path string
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BaseCrosslinkURL string
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}
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// A Metadata is the metadata about an API's definition.
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type Metadata struct {
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APIVersion string
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EndpointPrefix string
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SigningName string
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ServiceAbbreviation string
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ServiceFullName string
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SignatureVersion string
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JSONVersion string
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TargetPrefix string
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Protocol string
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UID string
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EndpointsID string
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NoResolveEndpoint bool
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}
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var serviceAliases map[string]string
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func Bootstrap() error {
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b, err := ioutil.ReadFile(filepath.Join("..", "models", "customizations", "service-aliases.json"))
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if err != nil {
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return err
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}
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return json.Unmarshal(b, &serviceAliases)
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}
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// PackageName name of the API package
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func (a *API) PackageName() string {
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return strings.ToLower(a.StructName())
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}
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// InterfacePackageName returns the package name for the interface.
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func (a *API) InterfacePackageName() string {
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return a.PackageName() + "iface"
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}
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var stripServiceNamePrefixes = []string{
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"Amazon",
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"AWS",
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}
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// StructName returns the struct name for a given API.
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func (a *API) StructName() string {
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if len(a.name) != 0 {
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return a.name
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}
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name := a.Metadata.ServiceAbbreviation
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if len(name) == 0 {
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name = a.Metadata.ServiceFullName
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}
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name = strings.TrimSpace(name)
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// Strip out prefix names not reflected in service client symbol names.
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for _, prefix := range stripServiceNamePrefixes {
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if strings.HasPrefix(name, prefix) {
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name = name[len(prefix):]
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break
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}
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}
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// Replace all Non-letter/number values with space
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runes := []rune(name)
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for i := 0; i < len(runes); i++ {
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if r := runes[i]; !(unicode.IsNumber(r) || unicode.IsLetter(r)) {
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runes[i] = ' '
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}
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}
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name = string(runes)
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// Title case name so its readable as a symbol.
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name = strings.Title(name)
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// Strip out spaces.
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name = strings.Replace(name, " ", "", -1)
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// Swap out for alias name if one is defined.
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if alias, ok := serviceAliases[strings.ToLower(name)]; ok {
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name = alias
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}
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a.name = name
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return a.name
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}
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// UseInitMethods returns if the service's init method should be rendered.
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func (a *API) UseInitMethods() bool {
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return !a.NoInitMethods
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}
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// NiceName returns the human friendly API name.
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func (a *API) NiceName() string {
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if a.Metadata.ServiceAbbreviation != "" {
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return a.Metadata.ServiceAbbreviation
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}
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return a.Metadata.ServiceFullName
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}
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// ProtocolPackage returns the package name of the protocol this API uses.
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func (a *API) ProtocolPackage() string {
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switch a.Metadata.Protocol {
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case "json":
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return "jsonrpc"
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case "ec2":
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return "ec2query"
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default:
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return strings.Replace(a.Metadata.Protocol, "-", "", -1)
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}
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}
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// OperationNames returns a slice of API operations supported.
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func (a *API) OperationNames() []string {
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i, names := 0, make([]string, len(a.Operations))
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for n := range a.Operations {
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names[i] = n
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i++
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}
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sort.Strings(names)
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return names
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}
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// OperationList returns a slice of API operation pointers
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func (a *API) OperationList() []*Operation {
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list := make([]*Operation, len(a.Operations))
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for i, n := range a.OperationNames() {
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list[i] = a.Operations[n]
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}
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return list
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}
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// OperationHasOutputPlaceholder returns if any of the API operation input
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// or output shapes are place holders.
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func (a *API) OperationHasOutputPlaceholder() bool {
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for _, op := range a.Operations {
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if op.OutputRef.Shape.Placeholder {
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return true
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}
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}
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return false
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}
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// ShapeNames returns a slice of names for each shape used by the API.
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func (a *API) ShapeNames() []string {
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i, names := 0, make([]string, len(a.Shapes))
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for n := range a.Shapes {
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names[i] = n
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i++
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}
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sort.Strings(names)
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return names
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}
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// ShapeList returns a slice of shape pointers used by the API.
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//
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// Will exclude error shapes from the list of shapes returned.
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func (a *API) ShapeList() []*Shape {
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list := make([]*Shape, 0, len(a.Shapes))
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for _, n := range a.ShapeNames() {
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// Ignore error shapes in list
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if s := a.Shapes[n]; !s.IsError {
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list = append(list, s)
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}
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}
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return list
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}
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// ShapeListErrors returns a list of the errors defined by the API model
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func (a *API) ShapeListErrors() []*Shape {
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list := []*Shape{}
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for _, n := range a.ShapeNames() {
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// Ignore error shapes in list
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if s := a.Shapes[n]; s.IsError {
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list = append(list, s)
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}
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}
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return list
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}
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// resetImports resets the import map to default values.
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func (a *API) resetImports() {
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a.imports = map[string]bool{
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"github.com/aws/aws-sdk-go/aws": true,
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}
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}
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// importsGoCode returns the generated Go import code.
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func (a *API) importsGoCode() string {
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if len(a.imports) == 0 {
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return ""
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}
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corePkgs, extPkgs := []string{}, []string{}
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for i := range a.imports {
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if strings.Contains(i, ".") {
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extPkgs = append(extPkgs, i)
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} else {
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corePkgs = append(corePkgs, i)
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}
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}
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sort.Strings(corePkgs)
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sort.Strings(extPkgs)
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code := "import (\n"
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for _, i := range corePkgs {
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code += fmt.Sprintf("\t%q\n", i)
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}
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if len(corePkgs) > 0 {
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code += "\n"
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}
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for _, i := range extPkgs {
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code += fmt.Sprintf("\t%q\n", i)
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}
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code += ")\n\n"
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return code
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}
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// A tplAPI is the top level template for the API
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var tplAPI = template.Must(template.New("api").Parse(`
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{{ range $_, $o := .OperationList }}
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{{ $o.GoCode }}
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{{ end }}
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{{ range $_, $s := .ShapeList }}
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{{ if and $s.IsInternal (eq $s.Type "structure") }}{{ $s.GoCode }}{{ end }}
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{{ end }}
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{{ range $_, $s := .ShapeList }}
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{{ if $s.IsEnum }}{{ $s.GoCode }}{{ end }}
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{{ end }}
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`))
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// APIGoCode renders the API in Go code. Returning it as a string
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func (a *API) APIGoCode() string {
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a.resetImports()
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a.imports["github.com/aws/aws-sdk-go/aws/awsutil"] = true
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a.imports["github.com/aws/aws-sdk-go/aws/request"] = true
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if a.OperationHasOutputPlaceholder() {
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a.imports["github.com/aws/aws-sdk-go/private/protocol/"+a.ProtocolPackage()] = true
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a.imports["github.com/aws/aws-sdk-go/private/protocol"] = true
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}
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for _, op := range a.Operations {
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if op.AuthType == "none" {
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a.imports["github.com/aws/aws-sdk-go/aws/credentials"] = true
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break
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}
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}
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var buf bytes.Buffer
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err := tplAPI.Execute(&buf, a)
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if err != nil {
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panic(err)
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}
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code := a.importsGoCode() + strings.TrimSpace(buf.String())
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return code
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}
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var noCrossLinkServices = map[string]struct{}{
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"apigateway": {},
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"budgets": {},
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"cloudsearch": {},
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"cloudsearchdomain": {},
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"elastictranscoder": {},
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"es": {},
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"glacier": {},
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"importexport": {},
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"iot": {},
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"iot-data": {},
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"machinelearning": {},
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"rekognition": {},
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"sdb": {},
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"swf": {},
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}
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// HasCrosslinks will return whether or not a service has crosslinking .
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func HasCrosslinks(service string) bool {
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_, ok := noCrossLinkServices[service]
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return !ok
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}
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// GetCrosslinkURL returns the crosslinking URL for the shape based on the name and
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// uid provided. Empty string is returned if no crosslink link could be determined.
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func GetCrosslinkURL(baseURL, uid string, params ...string) string {
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if uid == "" || baseURL == "" {
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return ""
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}
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if !HasCrosslinks(strings.ToLower(ServiceIDFromUID(uid))) {
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return ""
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}
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return strings.Join(append([]string{baseURL, "goto", "WebAPI", uid}, params...), "/")
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}
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// ServiceIDFromUID will parse the service id from the uid and return
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// the service id that was found.
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func ServiceIDFromUID(uid string) string {
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found := 0
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i := len(uid) - 1
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for ; i >= 0; i-- {
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if uid[i] == '-' {
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found++
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}
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// Terminate after the date component is found, e.g. es-2017-11-11
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if found == 3 {
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break
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}
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}
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return uid[0:i]
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}
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// APIName returns the API's service name.
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func (a *API) APIName() string {
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return a.name
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}
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var tplServiceDoc = template.Must(template.New("service docs").Funcs(template.FuncMap{
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"GetCrosslinkURL": GetCrosslinkURL,
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}).
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Parse(`
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// Package {{ .PackageName }} provides the client and types for making API
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// requests to {{ .Metadata.ServiceFullName }}.
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{{ if .Documentation -}}
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//
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{{ .Documentation }}
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{{ end -}}
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{{ $crosslinkURL := GetCrosslinkURL $.BaseCrosslinkURL $.Metadata.UID -}}
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{{ if $crosslinkURL -}}
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//
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// See {{ $crosslinkURL }} for more information on this service.
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{{ end -}}
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//
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// See {{ .PackageName }} package documentation for more information.
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// https://docs.aws.amazon.com/sdk-for-go/api/service/{{ .PackageName }}/
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//
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// Using the Client
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//
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// To contact {{ .Metadata.ServiceFullName }} with the SDK use the New function to create
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// a new service client. With that client you can make API requests to the service.
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// These clients are safe to use concurrently.
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//
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// See the SDK's documentation for more information on how to use the SDK.
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// https://docs.aws.amazon.com/sdk-for-go/api/
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//
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// See aws.Config documentation for more information on configuring SDK clients.
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// https://docs.aws.amazon.com/sdk-for-go/api/aws/#Config
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//
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// See the {{ .Metadata.ServiceFullName }} client {{ .StructName }} for more
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// information on creating client for this service.
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// https://docs.aws.amazon.com/sdk-for-go/api/service/{{ .PackageName }}/#New
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`))
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// A tplService defines the template for the service generated code.
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var tplService = template.Must(template.New("service").Funcs(template.FuncMap{
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"ServiceNameValue": func(a *API) string {
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if a.NoConstServiceNames {
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return fmt.Sprintf("%q", a.Metadata.EndpointPrefix)
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}
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return "ServiceName"
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},
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"EndpointsIDConstValue": func(a *API) string {
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if a.NoConstServiceNames {
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return fmt.Sprintf("%q", a.Metadata.EndpointPrefix)
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}
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if a.Metadata.EndpointPrefix == a.Metadata.EndpointsID {
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return "ServiceName"
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}
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return fmt.Sprintf("%q", a.Metadata.EndpointsID)
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},
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"EndpointsIDValue": func(a *API) string {
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if a.NoConstServiceNames {
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return fmt.Sprintf("%q", a.Metadata.EndpointPrefix)
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}
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return "EndpointsID"
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},
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}).Parse(`
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// {{ .StructName }} provides the API operation methods for making requests to
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// {{ .Metadata.ServiceFullName }}. See this package's package overview docs
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// for details on the service.
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//
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// {{ .StructName }} methods are safe to use concurrently. It is not safe to
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// modify mutate any of the struct's properties though.
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type {{ .StructName }} struct {
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*client.Client
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}
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{{ if .UseInitMethods }}// Used for custom client initialization logic
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var initClient func(*client.Client)
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// Used for custom request initialization logic
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var initRequest func(*request.Request)
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{{ end }}
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{{ if not .NoConstServiceNames -}}
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// Service information constants
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const (
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ServiceName = "{{ .Metadata.EndpointPrefix }}" // Service endpoint prefix API calls made to.
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EndpointsID = {{ EndpointsIDConstValue . }} // Service ID for Regions and Endpoints metadata.
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)
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{{- end }}
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// New creates a new instance of the {{ .StructName }} client with a session.
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// If additional configuration is needed for the client instance use the optional
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// aws.Config parameter to add your extra config.
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//
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// Example:
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// // Create a {{ .StructName }} client from just a session.
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// svc := {{ .PackageName }}.New(mySession)
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//
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// // Create a {{ .StructName }} client with additional configuration
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// svc := {{ .PackageName }}.New(mySession, aws.NewConfig().WithRegion("us-west-2"))
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func New(p client.ConfigProvider, cfgs ...*aws.Config) *{{ .StructName }} {
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{{ if .Metadata.NoResolveEndpoint -}}
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var c client.Config
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if v, ok := p.(client.ConfigNoResolveEndpointProvider); ok {
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c = v.ClientConfigNoResolveEndpoint(cfgs...)
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} else {
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c = p.ClientConfig({{ EndpointsIDValue . }}, cfgs...)
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}
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{{- else -}}
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c := p.ClientConfig({{ EndpointsIDValue . }}, cfgs...)
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{{- end }}
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return newClient(*c.Config, c.Handlers, c.Endpoint, c.SigningRegion, c.SigningName)
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}
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// newClient creates, initializes and returns a new service client instance.
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func newClient(cfg aws.Config, handlers request.Handlers, endpoint, signingRegion, signingName string) *{{ .StructName }} {
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{{- if .Metadata.SigningName }}
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if len(signingName) == 0 {
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signingName = "{{ .Metadata.SigningName }}"
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}
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{{- end }}
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svc := &{{ .StructName }}{
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Client: client.New(
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cfg,
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metadata.ClientInfo{
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ServiceName: {{ ServiceNameValue . }},
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SigningName: signingName,
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SigningRegion: signingRegion,
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Endpoint: endpoint,
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APIVersion: "{{ .Metadata.APIVersion }}",
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{{ if .Metadata.JSONVersion -}}
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JSONVersion: "{{ .Metadata.JSONVersion }}",
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{{- end }}
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{{ if .Metadata.TargetPrefix -}}
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TargetPrefix: "{{ .Metadata.TargetPrefix }}",
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{{- end }}
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},
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handlers,
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),
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}
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// Handlers
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svc.Handlers.Sign.PushBackNamed({{if eq .Metadata.SignatureVersion "v2"}}v2{{else}}v4{{end}}.SignRequestHandler)
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{{- if eq .Metadata.SignatureVersion "v2" }}
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svc.Handlers.Sign.PushBackNamed(corehandlers.BuildContentLengthHandler)
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{{- end }}
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svc.Handlers.Build.PushBackNamed({{ .ProtocolPackage }}.BuildHandler)
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svc.Handlers.Unmarshal.PushBackNamed({{ .ProtocolPackage }}.UnmarshalHandler)
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svc.Handlers.UnmarshalMeta.PushBackNamed({{ .ProtocolPackage }}.UnmarshalMetaHandler)
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svc.Handlers.UnmarshalError.PushBackNamed({{ .ProtocolPackage }}.UnmarshalErrorHandler)
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{{ if .UseInitMethods }}// Run custom client initialization if present
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if initClient != nil {
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initClient(svc.Client)
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}
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{{ end }}
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return svc
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}
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// newRequest creates a new request for a {{ .StructName }} operation and runs any
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// custom request initialization.
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func (c *{{ .StructName }}) newRequest(op *request.Operation, params, data interface{}) *request.Request {
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req := c.NewRequest(op, params, data)
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{{ if .UseInitMethods }}// Run custom request initialization if present
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if initRequest != nil {
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initRequest(req)
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}
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{{ end }}
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|
return req
|
|
}
|
|
`))
|
|
|
|
// ServicePackageDoc generates the contents of the doc file for the service.
|
|
//
|
|
// Will also read in the custom doc templates for the service if found.
|
|
func (a *API) ServicePackageDoc() string {
|
|
a.imports = map[string]bool{}
|
|
|
|
var buf bytes.Buffer
|
|
if err := tplServiceDoc.Execute(&buf, a); err != nil {
|
|
panic(err)
|
|
}
|
|
|
|
return buf.String()
|
|
}
|
|
|
|
// ServiceGoCode renders service go code. Returning it as a string.
|
|
func (a *API) ServiceGoCode() string {
|
|
a.resetImports()
|
|
a.imports["github.com/aws/aws-sdk-go/aws/client"] = true
|
|
a.imports["github.com/aws/aws-sdk-go/aws/client/metadata"] = true
|
|
a.imports["github.com/aws/aws-sdk-go/aws/request"] = true
|
|
if a.Metadata.SignatureVersion == "v2" {
|
|
a.imports["github.com/aws/aws-sdk-go/private/signer/v2"] = true
|
|
a.imports["github.com/aws/aws-sdk-go/aws/corehandlers"] = true
|
|
} else {
|
|
a.imports["github.com/aws/aws-sdk-go/aws/signer/v4"] = true
|
|
}
|
|
a.imports["github.com/aws/aws-sdk-go/private/protocol/"+a.ProtocolPackage()] = true
|
|
|
|
var buf bytes.Buffer
|
|
err := tplService.Execute(&buf, a)
|
|
if err != nil {
|
|
panic(err)
|
|
}
|
|
|
|
code := a.importsGoCode() + buf.String()
|
|
return code
|
|
}
|
|
|
|
// ExampleGoCode renders service example code. Returning it as a string.
|
|
func (a *API) ExampleGoCode() string {
|
|
exs := []string{}
|
|
imports := map[string]bool{}
|
|
for _, o := range a.OperationList() {
|
|
o.imports = map[string]bool{}
|
|
exs = append(exs, o.Example())
|
|
for k, v := range o.imports {
|
|
imports[k] = v
|
|
}
|
|
}
|
|
|
|
code := fmt.Sprintf("import (\n%q\n%q\n%q\n\n%q\n%q\n%q\n",
|
|
"bytes",
|
|
"fmt",
|
|
"time",
|
|
"github.com/aws/aws-sdk-go/aws",
|
|
"github.com/aws/aws-sdk-go/aws/session",
|
|
path.Join(a.SvcClientImportPath, a.PackageName()),
|
|
)
|
|
for k := range imports {
|
|
code += fmt.Sprintf("%q\n", k)
|
|
}
|
|
code += ")\n\n"
|
|
code += "var _ time.Duration\nvar _ bytes.Buffer\n\n"
|
|
code += strings.Join(exs, "\n\n")
|
|
return code
|
|
}
|
|
|
|
// A tplInterface defines the template for the service interface type.
|
|
var tplInterface = template.Must(template.New("interface").Parse(`
|
|
// {{ .StructName }}API provides an interface to enable mocking the
|
|
// {{ .PackageName }}.{{ .StructName }} service client's API operation,
|
|
// paginators, and waiters. This make unit testing your code that calls out
|
|
// to the SDK's service client's calls easier.
|
|
//
|
|
// The best way to use this interface is so the SDK's service client's calls
|
|
// can be stubbed out for unit testing your code with the SDK without needing
|
|
// to inject custom request handlers into the SDK's request pipeline.
|
|
//
|
|
// // myFunc uses an SDK service client to make a request to
|
|
// // {{.Metadata.ServiceFullName}}. {{ $opts := .OperationList }}{{ $opt := index $opts 0 }}
|
|
// func myFunc(svc {{ .InterfacePackageName }}.{{ .StructName }}API) bool {
|
|
// // Make svc.{{ $opt.ExportedName }} request
|
|
// }
|
|
//
|
|
// func main() {
|
|
// sess := session.New()
|
|
// svc := {{ .PackageName }}.New(sess)
|
|
//
|
|
// myFunc(svc)
|
|
// }
|
|
//
|
|
// In your _test.go file:
|
|
//
|
|
// // Define a mock struct to be used in your unit tests of myFunc.
|
|
// type mock{{ .StructName }}Client struct {
|
|
// {{ .InterfacePackageName }}.{{ .StructName }}API
|
|
// }
|
|
// func (m *mock{{ .StructName }}Client) {{ $opt.ExportedName }}(input {{ $opt.InputRef.GoTypeWithPkgName }}) ({{ $opt.OutputRef.GoTypeWithPkgName }}, error) {
|
|
// // mock response/functionality
|
|
// }
|
|
//
|
|
// func TestMyFunc(t *testing.T) {
|
|
// // Setup Test
|
|
// mockSvc := &mock{{ .StructName }}Client{}
|
|
//
|
|
// myfunc(mockSvc)
|
|
//
|
|
// // Verify myFunc's functionality
|
|
// }
|
|
//
|
|
// It is important to note that this interface will have breaking changes
|
|
// when the service model is updated and adds new API operations, paginators,
|
|
// and waiters. Its suggested to use the pattern above for testing, or using
|
|
// tooling to generate mocks to satisfy the interfaces.
|
|
type {{ .StructName }}API interface {
|
|
{{ range $_, $o := .OperationList }}
|
|
{{ $o.InterfaceSignature }}
|
|
{{ end }}
|
|
{{ range $_, $w := .Waiters }}
|
|
{{ $w.InterfaceSignature }}
|
|
{{ end }}
|
|
}
|
|
|
|
var _ {{ .StructName }}API = (*{{ .PackageName }}.{{ .StructName }})(nil)
|
|
`))
|
|
|
|
// InterfaceGoCode returns the go code for the service's API operations as an
|
|
// interface{}. Assumes that the interface is being created in a different
|
|
// package than the service API's package.
|
|
func (a *API) InterfaceGoCode() string {
|
|
a.resetImports()
|
|
a.imports = map[string]bool{
|
|
"github.com/aws/aws-sdk-go/aws": true,
|
|
"github.com/aws/aws-sdk-go/aws/request": true,
|
|
path.Join(a.SvcClientImportPath, a.PackageName()): true,
|
|
}
|
|
|
|
var buf bytes.Buffer
|
|
err := tplInterface.Execute(&buf, a)
|
|
|
|
if err != nil {
|
|
panic(err)
|
|
}
|
|
|
|
code := a.importsGoCode() + strings.TrimSpace(buf.String())
|
|
return code
|
|
}
|
|
|
|
// NewAPIGoCodeWithPkgName returns a string of instantiating the API prefixed
|
|
// with its package name. Takes a string depicting the Config.
|
|
func (a *API) NewAPIGoCodeWithPkgName(cfg string) string {
|
|
return fmt.Sprintf("%s.New(%s)", a.PackageName(), cfg)
|
|
}
|
|
|
|
// computes the validation chain for all input shapes
|
|
func (a *API) addShapeValidations() {
|
|
for _, o := range a.Operations {
|
|
resolveShapeValidations(o.InputRef.Shape)
|
|
}
|
|
}
|
|
|
|
// Updates the source shape and all nested shapes with the validations that
|
|
// could possibly be needed.
|
|
func resolveShapeValidations(s *Shape, ancestry ...*Shape) {
|
|
for _, a := range ancestry {
|
|
if a == s {
|
|
return
|
|
}
|
|
}
|
|
|
|
children := []string{}
|
|
for _, name := range s.MemberNames() {
|
|
ref := s.MemberRefs[name]
|
|
|
|
if s.IsRequired(name) && !s.Validations.Has(ref, ShapeValidationRequired) {
|
|
s.Validations = append(s.Validations, ShapeValidation{
|
|
Name: name, Ref: ref, Type: ShapeValidationRequired,
|
|
})
|
|
}
|
|
|
|
if ref.Shape.Min != 0 && !s.Validations.Has(ref, ShapeValidationMinVal) {
|
|
s.Validations = append(s.Validations, ShapeValidation{
|
|
Name: name, Ref: ref, Type: ShapeValidationMinVal,
|
|
})
|
|
}
|
|
|
|
switch ref.Shape.Type {
|
|
case "map", "list", "structure":
|
|
children = append(children, name)
|
|
}
|
|
}
|
|
|
|
ancestry = append(ancestry, s)
|
|
for _, name := range children {
|
|
ref := s.MemberRefs[name]
|
|
// Since this is a grab bag we will just continue since
|
|
// we can't validate because we don't know the valued shape.
|
|
if ref.JSONValue {
|
|
continue
|
|
}
|
|
|
|
nestedShape := ref.Shape.NestedShape()
|
|
|
|
var v *ShapeValidation
|
|
if len(nestedShape.Validations) > 0 {
|
|
v = &ShapeValidation{
|
|
Name: name, Ref: ref, Type: ShapeValidationNested,
|
|
}
|
|
} else {
|
|
resolveShapeValidations(nestedShape, ancestry...)
|
|
if len(nestedShape.Validations) > 0 {
|
|
v = &ShapeValidation{
|
|
Name: name, Ref: ref, Type: ShapeValidationNested,
|
|
}
|
|
}
|
|
}
|
|
|
|
if v != nil && !s.Validations.Has(v.Ref, v.Type) {
|
|
s.Validations = append(s.Validations, *v)
|
|
}
|
|
}
|
|
ancestry = ancestry[:len(ancestry)-1]
|
|
}
|
|
|
|
// A tplAPIErrors is the top level template for the API
|
|
var tplAPIErrors = template.Must(template.New("api").Parse(`
|
|
const (
|
|
{{ range $_, $s := $.ShapeListErrors }}
|
|
// {{ $s.ErrorCodeName }} for service response error code
|
|
// {{ printf "%q" $s.ErrorName }}.
|
|
{{ if $s.Docstring -}}
|
|
//
|
|
{{ $s.Docstring }}
|
|
{{ end -}}
|
|
{{ $s.ErrorCodeName }} = {{ printf "%q" $s.ErrorName }}
|
|
{{ end }}
|
|
)
|
|
`))
|
|
|
|
func (a *API) APIErrorsGoCode() string {
|
|
var buf bytes.Buffer
|
|
err := tplAPIErrors.Execute(&buf, a)
|
|
|
|
if err != nil {
|
|
panic(err)
|
|
}
|
|
|
|
return strings.TrimSpace(buf.String())
|
|
}
|