Repository.GetConfig(): rename method from Config()

This should help prevent confusion with the name of the `Config` type
itself.

Author: mhagger

git/gitconfig.go

@@ -18,11 +18,12 @@ type Config struct {
 	Entries []ConfigEntry
 }
 
-// Config returns the entries from gitconfig. If `prefix` is provided,
-// then only include entries in that section, which must match the at
-// a component boundary (as defined by `configKeyMatchesPrefix()`),
-// and strip off the prefix in the keys that are returned.
-func (repo *Repository) Config(prefix string) (*Config, error) {
+// GetConfig returns the entries from gitconfig. If `prefix` is
+// provided, then only include entries in that section, which must
+// match the at a component boundary (as defined by
+// `configKeyMatchesPrefix()`), and strip off the prefix in the keys
+// that are returned.
+func (repo *Repository) GetConfig(prefix string) (*Config, error) {
 	cmd := repo.gitCommand("config", "--list", "-z")
 
 	out, err := cmd.Output()

internal/refopts/ref_group.go

@@ -78,7 +78,7 @@ func (rg *refGroup) collectSymbols(refname string) (bool, []sizes.RefGroupSymbol
 // gitconfig and returns the result. It is not considered an error if
 // there are no usable config entries for the filter.
 func (rg *refGroup) augmentFromConfig(configger Configger) error {
-	config, err := configger.Config(fmt.Sprintf("refgroup.%s", rg.Symbol))
+	config, err := configger.GetConfig(fmt.Sprintf("refgroup.%s", rg.Symbol))
 	if err != nil {
 		return err
 	}

internal/refopts/ref_group_builder.go

@@ -12,7 +12,7 @@ import (
 )
 
 type Configger interface {
-	Config(prefix string) (*git.Config, error)
+	GetConfig(prefix string) (*git.Config, error)
 }
 
 // RefGroupBuilder handles reference-related options and puts together
@@ -114,7 +114,7 @@ func (rgb *RefGroupBuilder) readRefgroupsFromGitconfig(configger Configger) erro
 		return nil
 	}
 
-	config, err := configger.Config("refgroup")
+	config, err := configger.GetConfig("refgroup")
 	if err != nil {
 		return err
 	}