* @param fromText
     *            The substring to be replaced.
     * @param toText
     *            The replacement substring.
     * @return The resulting string after replacements.
     */
    public static final String replace(final String text, final String fromText, final String toText) {
        if (text == null || fromText == null || toText == null) {
            return null;
        }

    val information: List<ReportMessage>,
    val accepted: List<ReportMessage>
) {

    val isEmpty: Boolean
        get() = errors.isEmpty() && warnings.isEmpty() && information.isEmpty()

    fun toText() =
        StringBuilder("Binary compatibility\n").apply {
            listOf("Errors" to errors, "Warnings" to warnings, "Information" to information, "Accepted" to accepted).forEach { (name, list) ->

    }

    private
    fun RichReport.toAssertionMessage(message: String) =
        if (isEmpty) "$message with an empty report"
        else "$message\n${toText().prependIndent("    ")}"

    private
    fun runKotlinBinaryCompatibilityCheck(v1: String, v2: String, block: CheckResult.() -> Unit = {}): CheckResult =
        runBinaryCompatibilityCheck(
            v1 = {

        javadoc.blockTags
            .find { tag -> tag.tagName == "since" }
            ?.content?.elements?.find { description -> description is JavadocSnippet }
            ?.toText()

    private
    fun nodeName(it: Node?, unit: CompilationUnit, file: File) = when (it) {
        is EnumDeclaration -> tryResolve({ it.resolve().qualifiedName }) { inferClassName(unit) }

pkg crypto/x509/pkix, type TBSCertificateList //deprecated #50674
pkg go/doc, func Synopsis //deprecated #51082
pkg go/doc, func ToHTML //deprecated #51082
pkg go/doc, func ToText //deprecated #51082
pkg io/ioutil, func NopCloser //deprecated #42026
pkg io/ioutil, func ReadAll //deprecated #42026
pkg io/ioutil, func ReadDir //deprecated #42026
pkg io/ioutil, func ReadFile //deprecated #42026

    private
    val internalMembers = """

        internal fun foo() {}

        internal val bar = "bar"

        internal var bazar = "bazar"

        internal fun String.fooExt() {}

        internal fun Int.fooExt() {}

        internal val String.barExt: String
            get() = "bar"

        internal var Int.bazarExt: String
            get() = "bar"
            set(value) = Unit

    """

        val isBool: Boolean = true

        var bazar = "bazar"

        var bazool: Boolean = true

        var isFool: Boolean = true

        fun String.fooExt() {}

        fun Int.fooExt() {}

        val String.barExt: String
            get() = "bar"

        var Int.bazarExt: String
            get() = "bar"
            set(value) = Unit

- github.com/d2g/dhcp4client: [6e570ed](https://github.com/d2g/dhcp4client/tree/6e570ed)
- github.com/jteeuwen/go-bindata: [a0ff256](https://github.com/jteeuwen/go-bindata/tree/a0ff256)
- github.com/kardianos/osext: [8fef92e](https://github.com/kardianos/osext/tree/8fef92e)
- github.com/kr/fs: [2788f0d](https://github.com/kr/fs/tree/2788f0d)
- github.com/marstr/guid: [8bdf7d1](https://github.com/marstr/guid/tree/8bdf7d1)

pkg go/doc, func New(*ast.Package, string, Mode) *Package
pkg go/doc, func Synopsis(string) string
pkg go/doc, func ToHTML(io.Writer, string, map[string]string)
pkg go/doc, func ToText(io.Writer, string, string, string, int)
pkg go/doc, method (*Package) Filter(Filter)
pkg go/doc, type Example struct
pkg go/doc, type Example struct, Code ast.Node