return io.Copy(fileWithoutReadFrom{File: f}, r)
}

// Write writes len(b) bytes from b to the File.
// It returns the number of bytes written and an error, if any.
// Write returns a non-nil error when n != len(b).
func (f *File) Write(b []byte) (n int, err error) {
	if err := f.checkValid("write"); err != nil {
		return 0, err
	}
	n, e := f.write(b)
	if n < 0 {
		n = 0
	}
	if n != len(b) {

                    write("name", artifact.name);
                    write("url", artifact.uri);
                    File file = artifact.file;
                    write("size", file.length());
                    write("sha512", sha512(file));
                    write("sha256", sha256(file));
                    write("sha1", sha1(file));
                    write("md5", md5(file));
                });

            writer.write(" ");
            writer.write(input.getType() == null ? "<untyped>" : input.getType());
            if (input.getDescription() != null) {
                writer.write(" ");
                writer.write("(");
                writer.write(input.getDescription());
                writer.write(")");
            }
            if (!input.isBound()) {
                writer.write(" ");
                writer.write("[*]");

            }
            
            def write = tasks.create("write", CustomTask)
        """

        when:
        succeeds "write"

        then:
        executedAndNotSkipped ":write"
        originBuildInvocationId(":write") == null

        when:
        buildFile << """
            write.value = "b"
        """
        succeeds("write")

        then:
        skipped(":write")

		}
	}
	h.Write(Separator)

	for _, vs := range r.DelegateVirtualServices {
		h.Write(hashToBytes(vs))
		h.Write(Separator)
	}
	h.Write(Separator)

	for _, mergedDR := range r.DestinationRules {
		for _, dr := range mergedDR.GetFrom() {
			h.WriteString(dr.Name)
			h.Write(Slash)
			h.WriteString(dr.Namespace)
			h.Write(Separator)
		}
	}
	h.Write(Separator)

        def original = snapshot("x".bytes)
        write(original)

        expect:
        original == written
    }

    def "serializes string properties"() {
        def original = string("x")
        write(original)

        expect:
        original == written
    }

    def "serializes number properties"() {
        write(value)

        expect:
        value == written

// license that can be found in the LICENSE file.

// This implements the write barrier buffer. The write barrier itself
// is gcWriteBarrier and is implemented in assembly.
//
// See mbarrier.go for algorithmic details on the write barrier. This
// file deals only with the buffer.
//
// The write barrier has a fast path and a slow path. The fast path
// simply enqueues to a per-P write barrier buffer. It's written in

            nullableFileSerializer.write(encoder, startParameter.getGradleHomeDir());
            nullableFileSerializer.write(encoder, startParameter.getProjectCacheDir());
            fileListSerializer.write(encoder, startParameter.getIncludedBuilds());

            // Other stuff
            NO_NULL_STRING_MAP_SERIALIZER.write(encoder, startParameter.getProjectProperties());

func f21a(x *int) {
	x21 = x   // ERROR "write barrier"
	y21.x = x // ERROR "write barrier"
}

func f21b(x *int) {
	x21 = &z21   // ERROR "write barrier"
	y21.x = &z21 // ERROR "write barrier"
}

func f21c(x *int) {
	y21 = struct{ x *int }{x} // ERROR "write barrier"
}

func f22(x *int) (y *int) {
	// pointer write on stack should have no write barrier.

			const b1 = 5
			const b2 = len(in) - 5
			f.Write([]byte(in[:b1]))
			f.Write([]byte(in[b1:b2]))
			f.Write([]byte(in[b2:]))
		})
	})
}

func checkJSONFilter(t *testing.T, in, want string) {
	t.Helper()
	checkJSONFilterWith(t, want, func(f *testJSONFilter) {
		f.Write([]byte(in))
	})
}

func checkJSONFilterWith(t *testing.T, want string, write func(*testJSONFilter)) {
	t.Helper()