feat: Update minimum Go version to 1.21

.github/workflows/ci.yaml

@@ -6,15 +6,18 @@ on:
 jobs:
   build:
     runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        go: [1.21, 1.22, 1.23]
     name: Build & Test
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
       - name: Setup go
-        uses: actions/setup-go@v1
+        uses: actions/setup-go@v5
         with:
-          go-version: "1.22"
+          go-version: ${{ matrix.go }}
       - name: golangci-lint
-        uses: golangci/golangci-lint-action@v3
+        uses: golangci/golangci-lint-action@v6
         with:
           version: v1.57.2
       - run: go test -coverprofile=coverage.txt -covermode=atomic ./...

README.md

@@ -103,7 +103,7 @@ A big thank you to our current & former sponsors!
 
 # Install
 
-Install via `go get`. Note that Go 1.20 or newer is required.
+Install via `go get`. Note that Go 1.21 or newer is required.
 
 ```sh
 # After: go mod init ...

README_CN.md

@@ -83,7 +83,7 @@
 
 # 安装
 
-通过安装`go get`。请注意，需要 Go 1.20 或更高版本。
+通过安装`go get`。请注意，需要 Go 1.21 或更高版本。
 
 ```sh
 # After: go mod init ...

adapters/humaflow/flow/flow.go

@@ -64,25 +64,10 @@ import (
 	"net/http"
 	"net/url"
 	"regexp"
+	"slices"
 	"strings"
 )
 
-// slicesIndex returns the index of the first occurrence of v in s,
-// or -1 if not present.
-func slicesIndex[E comparable](s []E, v E) int {
-	for i := range s {
-		if v == s[i] {
-			return i
-		}
-	}
-	return -1
-}
-
-// slicesContains reports whether v is present in s.
-func slicesContains[E comparable](s []E, v E) bool {
-	return slicesIndex(s, v) >= 0
-}
-
 // AllMethods is a slice containing all HTTP request methods.
 var AllMethods = []string{http.MethodGet, http.MethodHead, http.MethodPost, http.MethodPut, http.MethodPatch, http.MethodDelete, http.MethodConnect, http.MethodOptions, http.MethodTrace}
 
@@ -128,7 +113,7 @@ func New() *Mux {
 // Handle registers a new handler for the given request path pattern and HTTP
 // methods.
 func (m *Mux) Handle(pattern string, handler http.Handler, methods ...string) {
-	if slicesContains(methods, http.MethodGet) && !slicesContains(methods, http.MethodHead) {
+	if slices.Contains(methods, http.MethodGet) && !slices.Contains(methods, http.MethodHead) {
 		methods = append(methods, http.MethodHead)
 	}
 
@@ -191,7 +176,7 @@ func (m *Mux) ServeHTTP(w http.ResponseWriter, r *http.Request) {
 				route.handler.ServeHTTP(w, r.WithContext(ctx))
 				return
 			}
-			if !slicesContains(allowedMethods, route.method) {
+			if !slices.Contains(allowedMethods, route.method) {
 				allowedMethods = append(allowedMethods, route.method)
 			}
 		}

casing/casing.go

@@ -292,7 +292,7 @@ func Camel(value string, transform ...TransformFunc) string {
 	if transform == nil {
 		transform = []TransformFunc{strings.ToLower}
 	}
-	t := append(transform, strings.Title) //nolint:staticcheck
+	t := append(transform, strings.Title)
 	return Join(Split(value), "", t...)
 }
 

docs/docs/tutorial/installation.md

@@ -6,7 +6,7 @@ description: Learn how to install Huma and create your first API.
 
 ## Prerequisites
 
-Huma requires [Go 1.20 or newer](https://go.dev/dl/), so install that first. You'll also want some kind of [text editor or IDE](https://code.visualstudio.com/) to write code and a terminal to run commands.
+Huma requires [Go 1.21 or newer](https://go.dev/dl/), so install that first. You'll also want some kind of [text editor or IDE](https://code.visualstudio.com/) to write code and a terminal to run commands.
 
 ## Project Setup
 

examples/go.mod

@@ -1,6 +1,6 @@
 module github.com/danielgtaylor/huma/v2/examples
 
-go 1.20
+go 1.21
 
 replace github.com/danielgtaylor/huma/v2 => ../
 
@@ -51,7 +51,7 @@ require (
 	go.uber.org/atomic v1.9.0 // indirect
 	go.uber.org/multierr v1.8.0 // indirect
 	go.uber.org/zap v1.21.0 // indirect
-	golang.org/x/sys v0.17.0 // indirect
+	golang.org/x/sys v0.18.0 // indirect
 	golang.org/x/text v0.14.0 // indirect
 	golang.org/x/xerrors v0.0.0-20220907171357-04be3eba64a2 // indirect
 	gopkg.in/ini.v1 v1.67.0 // indirect

examples/go.sum

@@ -470,7 +470,7 @@ golang.org/x/crypto v0.0.0-20210421170649-83a5a9bb288b/go.mod h1:T9bdIzuCu7OtxOm
 golang.org/x/crypto v0.0.0-20210817164053-32db794688a5/go.mod h1:GvvjBRRGRdwPK5ydBHafDWAxML/pGHZbMvKqRZ5+Abc=
 golang.org/x/crypto v0.0.0-20211108221036-ceb1ce70b4fa/go.mod h1:GvvjBRRGRdwPK5ydBHafDWAxML/pGHZbMvKqRZ5+Abc=
 golang.org/x/crypto v0.0.0-20220722155217-630584e8d5aa/go.mod h1:IxCIyHEi3zRg3s0A5j5BB6A9Jmi73HwBIUl50j+osU4=
-golang.org/x/crypto v0.20.0 h1:jmAMJJZXr5KiCw05dfYK9QnqaqKLYXijU23lsEdcQqg=
+golang.org/x/crypto v0.21.0 h1:X31++rzVUdKhX5sWmSOFZxx8UW/ldWx55cbf08iNAMA=
 golang.org/x/exp v0.0.0-20190121172915-509febef88a4/go.mod h1:CJ0aWSM057203Lf6IL+f9T1iT9GByDxfZKAQTCR3kQA=
 golang.org/x/exp v0.0.0-20190306152737-a1d7652674e8/go.mod h1:CJ0aWSM057203Lf6IL+f9T1iT9GByDxfZKAQTCR3kQA=
 golang.org/x/exp v0.0.0-20190510132918-efd6b22b2522/go.mod h1:ZjyILWgesfNpC6sMxTJOJm9Kp84zZh5NQWvqDGG3Qr8=
@@ -549,7 +549,7 @@ golang.org/x/net v0.0.0-20210410081132-afb366fc7cd1/go.mod h1:9tjilg8BloeKEkVJvy
 golang.org/x/net v0.0.0-20210503060351-7fd8e65b6420/go.mod h1:9nx3DQGgdP8bBQD5qxJ1jj9UTztislL4KSBs9R2vV5Y=
 golang.org/x/net v0.0.0-20210813160813-60bc85c4be6d/go.mod h1:9nx3DQGgdP8bBQD5qxJ1jj9UTztislL4KSBs9R2vV5Y=
 golang.org/x/net v0.0.0-20211112202133-69e39bad7dc2/go.mod h1:9nx3DQGgdP8bBQD5qxJ1jj9UTztislL4KSBs9R2vV5Y=
-golang.org/x/net v0.21.0 h1:AQyQV4dYCvJ7vGmJyKki9+PBdyvhkSd8EIx/qb0AYv4=
+golang.org/x/net v0.23.0 h1:7EYJ93RZ9vYSZAIb2x3lnuvqO5zneoD6IvWjuhfxjTs=
 golang.org/x/oauth2 v0.0.0-20180821212333-d2e6202438be/go.mod h1:N/0e6XlmueqKjAGxoOufVs8QHGRruUQn6yWY3a++T0U=
 golang.org/x/oauth2 v0.0.0-20190226205417-e64efc72b421/go.mod h1:gOpvHmFTYa4IltrdGE7lF6nIHvwfUNPOp7c8zoXwtLw=
 golang.org/x/oauth2 v0.0.0-20190604053449-0f29369cfe45/go.mod h1:gOpvHmFTYa4IltrdGE7lF6nIHvwfUNPOp7c8zoXwtLw=
@@ -648,8 +648,8 @@ golang.org/x/sys v0.0.0-20220811171246-fbc7d0a398ab/go.mod h1:oPkhp1MJrh7nUepCBc
 golang.org/x/sys v0.0.0-20220908164124-27713097b956/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.1.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.6.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
-golang.org/x/sys v0.17.0 h1:25cE3gD+tdBA7lp7QfhuV+rJiE9YXTcS3VG1SqssI/Y=
-golang.org/x/sys v0.17.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
+golang.org/x/sys v0.18.0 h1:DBdB3niSjOA/O0blCZBqDefyWNYveAYMNF1Wum0DYQ4=
+golang.org/x/sys v0.18.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
 golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo=
 golang.org/x/text v0.0.0-20170915032832-14c0d48ead0c/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
 golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=

go.mod

@@ -1,6 +1,6 @@
 module github.com/danielgtaylor/huma/v2
 
-go 1.20
+go 1.21
 
 require (
 	github.com/danielgtaylor/shorthand/v2 v2.2.0

huma.go

@@ -18,6 +18,7 @@ import (
 	"net/http"
 	"reflect"
 	"regexp"
+	"slices"
 	"strconv"
 	"strings"
 	"sync"
@@ -33,22 +34,6 @@ var cookieType = reflect.TypeOf((*http.Cookie)(nil)).Elem()
 var fmtStringerType = reflect.TypeOf((*fmt.Stringer)(nil)).Elem()
 var stringType = reflect.TypeOf("")
 
-// slicesIndex returns the index of the first occurrence of v in s,
-// or -1 if not present.
-func slicesIndex[E comparable](s []E, v E) int {
-	for i := range s {
-		if v == s[i] {
-			return i
-		}
-	}
-	return -1
-}
-
-// slicesContains reports whether v is present in s.
-func slicesContains[E comparable](s []E, v E) bool {
-	return slicesIndex(s, v) >= 0
-}
-
 // SetReadDeadline is a utility to set the read deadline on a response writer,
 // if possible. If not, it will not incur any allocations (unlike the stdlib
 // `http.ResponseController`). This is mostly a convenience function for
@@ -141,7 +126,7 @@ func findParams(registry Registry, op *Operation, t reflect.Type) *findResult[*p
 			name = split[0]
 			// If `in` is `query` then `explode` defaults to true. Parsing is *much*
 			// easier if we use comma-separated values, so we disable explode by default.
-			if slicesContains(split[1:], "explode") {
+			if slices.Contains(split[1:], "explode") {
 				pfi.Explode = true
 			}
 			explode = &pfi.Explode
@@ -417,7 +402,7 @@ func _findInType[T comparable](t reflect.Type, path []int, result *findResult[T]
 			if !f.IsExported() {
 				continue
 			}
-			if slicesContains(ignore, f.Name) {
+			if slices.Contains(ignore, f.Name) {
 				continue
 			}
 			if ignoreAnonymous && f.Anonymous {

registry.go

@@ -142,7 +142,7 @@ func (r *mapRegistry) Map() map[string]*Schema {
 }
 
 func (r *mapRegistry) MarshalJSON() ([]byte, error) {
-	return json.Marshal(r.schemas) //nolint:musttag
+	return json.Marshal(r.schemas)
 }
 
 func (r *mapRegistry) MarshalYAML() (interface{}, error) {

schema_test.go

@@ -1212,21 +1212,21 @@ func TestCustomUnmarshalType(t *testing.T) {
 
 	// Confirm the field works as expected when loading JSON.
 	o = O{}
-	err := json.Unmarshal([]byte(`{"field": 123}`), &o) //nolint:musttag
+	err := json.Unmarshal([]byte(`{"field": 123}`), &o)
 	require.NoError(t, err)
 	assert.True(t, o.Field.Sent)
 	assert.False(t, o.Field.Null)
 	assert.Equal(t, 123, o.Field.Value)
 
 	o = O{}
-	err = json.Unmarshal([]byte(`{"field": null}`), &o) //nolint:musttag
+	err = json.Unmarshal([]byte(`{"field": null}`), &o)
 	require.NoError(t, err)
 	assert.True(t, o.Field.Sent)
 	assert.True(t, o.Field.Null)
 	assert.Equal(t, 0, o.Field.Value)
 
 	o = O{}
-	err = json.Unmarshal([]byte(`{}`), &o) //nolint:musttag
+	err = json.Unmarshal([]byte(`{}`), &o)
 	require.NoError(t, err)
 	assert.False(t, o.Field.Sent)
 	assert.False(t, o.Field.Null)

validate_test.go

@@ -1373,7 +1373,7 @@ func TestValidate(t *testing.T) {
 				errs := mapTo(res.Errors, func(e error) string {
 					return e.(*huma.ErrorDetail).Message
 				})
-				schemaJSON, _ := json.MarshalIndent(registry.Map(), "", "  ") //nolint: musttag
+				schemaJSON, _ := json.MarshalIndent(registry.Map(), "", "  ")
 				for _, err := range test.errs {
 					assert.Contains(t, errs, err, string(schemaJSON))
 				}