mirror of
https://github.com/LukeHagar/plexterraform.git
synced 2025-12-06 04:20:52 +00:00
99 lines
2.7 KiB
Go
99 lines
2.7 KiB
Go
// Code generated by Speakeasy (https://speakeasyapi.dev). DO NOT EDIT.
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package reflect
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import (
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"context"
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"fmt"
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"reflect"
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"regexp"
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"strings"
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"github.com/hashicorp/terraform-plugin-framework/path"
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)
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// trueReflectValue returns the reflect.Value for `in` after derefencing all
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// the pointers and unwrapping all the interfaces. It's the concrete value
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// beneath it all.
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func trueReflectValue(val reflect.Value) reflect.Value {
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kind := val.Type().Kind()
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for kind == reflect.Interface || kind == reflect.Ptr {
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innerVal := val.Elem()
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if !innerVal.IsValid() {
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break
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}
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val = innerVal
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kind = val.Type().Kind()
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}
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return val
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}
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// commaSeparatedString returns an English joining of the strings in `in`,
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// using "and" and commas as appropriate.
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func commaSeparatedString(in []string) string {
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switch len(in) {
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case 0:
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return ""
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case 1:
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return in[0]
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case 2:
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return strings.Join(in, " and ")
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default:
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in[len(in)-1] = "and " + in[len(in)-1]
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return strings.Join(in, ", ")
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}
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}
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// getStructTags returns a map of Terraform field names to their position in
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// the tags of the struct `in`. `in` must be a struct.
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func getStructTags(_ context.Context, in reflect.Value, path path.Path) (map[string]int, error) {
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tags := map[string]int{}
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typ := trueReflectValue(in).Type()
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if typ.Kind() != reflect.Struct {
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return nil, fmt.Errorf("%s: can't get struct tags of %s, is not a struct", path, in.Type())
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}
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for i := 0; i < typ.NumField(); i++ {
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field := typ.Field(i)
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if field.PkgPath != "" {
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// skip unexported fields
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continue
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}
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tag := field.Tag.Get(`tfsdk`)
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if tag == "-" {
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// skip explicitly excluded fields
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continue
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}
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if tag == "" {
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return nil, fmt.Errorf(`%s: need a struct tag for "tfsdk" on %s`, path, field.Name)
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}
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path := path.AtName(tag)
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if !isValidFieldName(tag) {
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return nil, fmt.Errorf("%s: invalid field name, must only use lowercase letters, underscores, and numbers, and must start with a letter", path)
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}
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if other, ok := tags[tag]; ok {
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return nil, fmt.Errorf("%s: can't use field name for both %s and %s", path, typ.Field(other).Name, field.Name)
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}
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tags[tag] = i
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}
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return tags, nil
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}
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// isValidFieldName returns true if `name` can be used as a field name in a
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// Terraform resource or data source.
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func isValidFieldName(name string) bool {
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re := regexp.MustCompile("^[a-z][a-z0-9_]*$")
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return re.MatchString(name)
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}
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// canBeNil returns true if `target`'s type can hold a nil value
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func canBeNil(target reflect.Value) bool {
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switch target.Kind() {
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case reflect.Ptr, reflect.Slice, reflect.Map, reflect.Interface:
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// these types can all hold nils
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return true
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default:
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// nothing else can be set to nil
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return false
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}
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}
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