config: move things out into more files
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c1dea5e5b3
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04d88b0540
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@ -0,0 +1,75 @@
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package config
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import (
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"fmt"
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)
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// configurable is an interface that must be implemented by any configuration
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// formats of Terraform in order to return a *Config.
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type configurable interface {
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Config() (*Config, error)
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}
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// importTree is the result of the first-pass load of the configuration
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// files. It is a tree of raw configurables and then any children (their
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// imports).
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//
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// An importTree can be turned into a configTree.
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type importTree struct {
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Path string
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Raw configurable
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Children []*importTree
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}
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// This is the function type that must be implemented by the configuration
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// file loader to turn a single file into a configurable and any additional
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// imports.
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type fileLoaderFunc func(path string) (configurable, []string, error)
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// loadTree takes a single file and loads the entire importTree for that
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// file. This function detects what kind of configuration file it is an
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// executes the proper fileLoaderFunc.
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func loadTree(root string) (*importTree, error) {
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c, imps, err := loadFileLibucl(root)
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if err != nil {
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return nil, err
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}
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children := make([]*importTree, len(imps))
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for i, imp := range imps {
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t, err := loadTree(imp)
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if err != nil {
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return nil, err
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}
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children[i] = t
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}
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return &importTree{
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Path: root,
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Raw: c,
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Children: children,
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}, nil
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}
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// ConfigTree traverses the importTree and turns each node into a *Config
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// object, ultimately returning a *configTree.
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func (t *importTree) ConfigTree() (*configTree, error) {
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config, err := t.Raw.Config()
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if err != nil {
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return nil, fmt.Errorf(
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"Error loading %s: %s",
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t.Path,
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err)
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}
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// Build our result
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result := &configTree{
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Path: t.Path,
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Config: config,
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}
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// TODO: Follow children and load them
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return result, nil
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}
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@ -1,9 +1,5 @@
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package config
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package config
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import (
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"fmt"
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)
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// Load loads the Terraform configuration from a given file.
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// Load loads the Terraform configuration from a given file.
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//
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//
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// This file can be any format that Terraform recognizes, and import any
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// This file can be any format that Terraform recognizes, and import any
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@ -21,73 +17,3 @@ func Load(path string) (*Config, error) {
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return configTree.Flatten()
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return configTree.Flatten()
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}
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}
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// configurable is an interface that must be implemented by any configuration
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// formats of Terraform in order to return a *Config.
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type configurable interface {
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Config() (*Config, error)
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}
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// importTree is the result of the first-pass load of the configuration
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// files. It is a tree of raw configurables and then any children (their
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// imports).
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//
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// An importTree can be turned into a configTree.
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type importTree struct {
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Path string
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Raw configurable
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Children []*importTree
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}
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// This is the function type that must be implemented by the configuration
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// file loader to turn a single file into a configurable and any additional
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// imports.
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type fileLoaderFunc func(path string) (configurable, []string, error)
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// loadTree takes a single file and loads the entire importTree for that
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// file. This function detects what kind of configuration file it is an
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// executes the proper fileLoaderFunc.
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func loadTree(root string) (*importTree, error) {
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c, imps, err := loadFileLibucl(root)
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if err != nil {
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return nil, err
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}
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children := make([]*importTree, len(imps))
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for i, imp := range imps {
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t, err := loadTree(imp)
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if err != nil {
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return nil, err
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}
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children[i] = t
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}
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return &importTree{
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Path: root,
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Raw: c,
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Children: children,
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}, nil
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}
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// ConfigTree traverses the importTree and turns each node into a *Config
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// object, ultimately returning a *configTree.
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func (t *importTree) ConfigTree() (*configTree, error) {
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config, err := t.Raw.Config()
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if err != nil {
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return nil, fmt.Errorf(
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"Error loading %s: %s",
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t.Path,
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err)
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}
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// Build our result
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result := &configTree{
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Path: t.Path,
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Config: config,
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}
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// TODO: Follow children and load them
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return result, nil
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}
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