assert/yaml: add use of build tag testify_no_deps

assert/yaml/yaml_custom.go

@@ -1,4 +1,4 @@
-//go:build testify_yaml_custom && !testify_yaml_fail && !testify_yaml_default
+//go:build testify_yaml_custom && !testify_yaml_fail && !testify_yaml_default && !testify_no_deps
 
 // Package yaml is an implementation of YAML functions that calls a pluggable implementation.
 //

assert/yaml/yaml_default.go

@@ -1,4 +1,4 @@
-//go:build !testify_yaml_fail && !testify_yaml_custom
+//go:build !testify_yaml_fail && !testify_yaml_custom && !testify_no_deps
 
 // Package yaml is just an indirection to handle YAML deserialization.
 //
@@ -10,7 +10,7 @@
 //
 // Alternative implementations are selected using build tags:
 //
-//   - testify_yaml_fail: [Unmarshal] always fails with an error
+//   - testify_yaml_fail or testify_no_deps: [Unmarshal] always fails with an error
 //   - testify_yaml_custom: [Unmarshal] is a variable. Caller must initialize it
 //     before calling any of [github.com/stretchr/testify/assert.YAMLEq] or
 //     [github.com/stretchr/testify/assert.YAMLEqf].

assert/yaml/yaml_fail.go

@@ -1,11 +1,15 @@
-//go:build testify_yaml_fail && !testify_yaml_custom && !testify_yaml_default
+//go:build (testify_no_deps || testify_yaml_fail) && !testify_yaml_custom && !testify_yaml_default
 
 // Package yaml is an implementation of YAML functions that always fail.
 //
 // This implementation can be used at build time to replace the default implementation
 // to avoid linking with [gopkg.in/yaml.v3]:
 //
 //	go test -tags testify_yaml_fail
+//
+// or:
+//
+//	go test -tags testify_no_deps
 package yaml
 
 import "errors"