chore: Bump up to Go 1.19, minimum 1.18 (#4925)

replacer.go

@@ -27,7 +27,7 @@ import (
 // NewReplacer returns a new Replacer.
 func NewReplacer() *Replacer {
 	rep := &Replacer{
-		static: make(map[string]interface{}),
+		static: make(map[string]any),
 	}
 	rep.providers = []ReplacerFunc{
 		globalDefaultReplacements,
@@ -40,7 +40,7 @@ func NewReplacer() *Replacer {
 // without the global default replacements.
 func NewEmptyReplacer() *Replacer {
 	rep := &Replacer{
-		static: make(map[string]interface{}),
+		static: make(map[string]any),
 	}
 	rep.providers = []ReplacerFunc{
 		rep.fromStatic,
@@ -53,7 +53,7 @@ func NewEmptyReplacer() *Replacer {
 // use NewReplacer to make one.
 type Replacer struct {
 	providers []ReplacerFunc
-	static    map[string]interface{}
+	static    map[string]any
 }
 
 // Map adds mapFunc to the list of value providers.
@@ -63,13 +63,13 @@ func (r *Replacer) Map(mapFunc ReplacerFunc) {
 }
 
 // Set sets a custom variable to a static value.
-func (r *Replacer) Set(variable string, value interface{}) {
+func (r *Replacer) Set(variable string, value any) {
 	r.static[variable] = value
 }
 
 // Get gets a value from the replacer. It returns
 // the value and whether the variable was known.
-func (r *Replacer) Get(variable string) (interface{}, bool) {
+func (r *Replacer) Get(variable string) (any, bool) {
 	for _, mapFunc := range r.providers {
 		if val, ok := mapFunc(variable); ok {
 			return val, true
@@ -92,7 +92,7 @@ func (r *Replacer) Delete(variable string) {
 }
 
 // fromStatic provides values from r.static.
-func (r *Replacer) fromStatic(key string) (interface{}, bool) {
+func (r *Replacer) fromStatic(key string) (any, bool) {
 	val, ok := r.static[key]
 	return val, ok
 }
@@ -230,7 +230,7 @@ scan:
 	return sb.String(), nil
 }
 
-func toString(val interface{}) string {
+func toString(val any) string {
 	switch v := val.(type) {
 	case nil:
 		return ""
@@ -275,9 +275,9 @@ func toString(val interface{}) string {
 // to service that key (even if the value is blank). If the
 // function does not recognize the key, false should be
 // returned.
-type ReplacerFunc func(key string) (interface{}, bool)
+type ReplacerFunc func(key string) (any, bool)
 
-func globalDefaultReplacements(key string) (interface{}, bool) {
+func globalDefaultReplacements(key string) (any, bool) {
 	// check environment variable
 	const envPrefix = "env."
 	if strings.HasPrefix(key, envPrefix) {
@@ -316,7 +316,7 @@ func globalDefaultReplacements(key string) (interface{}, bool) {
 // will be the replacement, and returns the value that
 // will actually be the replacement, or an error. Note
 // that errors are sometimes ignored by replacers.
-type ReplacementFunc func(variable string, val interface{}) (interface{}, error)
+type ReplacementFunc func(variable string, val any) (any, error)
 
 // nowFunc is a variable so tests can change it
 // in order to obtain a deterministic time.