Build using Toothpick scripts (#122)

Co-authored-by: BillyGalbreath <blake.galbreath@gmail.com>

buildSrc/src/main/kotlin/Util.kt

@@ -0,0 +1,86 @@
+import org.gradle.api.Project
+import java.io.File
+import java.util.LinkedList
+import kotlin.streams.asSequence
+
+data class CmdResult(val exitCode: Int, val output: String?)
+
+fun Project.cmd(
+    vararg args: String,
+    dir: File = rootProject.projectDir,
+    printOut: Boolean = false
+): CmdResult {
+    val process = ProcessBuilder()
+        .command(*args)
+        .redirectErrorStream(true)
+        .directory(dir)
+        .start()
+    val output = process.inputStream.bufferedReader().use { reader ->
+        reader.lines().asSequence()
+            .onEach {
+                if (printOut) {
+                    logger.lifecycle(it)
+                } else {
+                    logger.debug(it)
+                }
+            }
+            .toCollection(LinkedList())
+            .joinToString(separator = "\n")
+    }
+    val exit = process.waitFor()
+    return CmdResult(exit, output)
+}
+
+fun ensureSuccess(
+    cmd: CmdResult,
+    errorHandler: CmdResult.() -> Unit = {}
+): String? {
+    val (exit, output) = cmd
+    if (exit != 0) {
+        errorHandler(cmd)
+        error("Failed to run command, exit code is $exit")
+    }
+    return output
+}
+
+fun Project.gitCmd(
+    vararg args: String,
+    dir: File = rootProject.projectDir,
+    printOut: Boolean = false
+): CmdResult =
+    cmd("git", *args, dir = dir, printOut = printOut)
+
+fun Project.bashCmd(
+    vararg args: String,
+    dir: File = rootProject.projectDir,
+    printOut: Boolean = false
+): CmdResult =
+    cmd("bash", "-c", *args, dir = dir, printOut = printOut)
+
+internal fun String.applyReplacements(replacements: Map<String, String>): String {
+    var result = this
+    for ((key, value) in replacements) {
+        result = result.replace("\${$key}", value)
+    }
+    return result
+}
+
+private fun Project.gitSigningEnabled(repo: File): Boolean =
+    gitCmd("config", "commit.gpgsign", dir = repo).output?.toBoolean() == true
+
+internal fun Project.temporarilyDisableGitSigning(repo: File): Boolean {
+    val isCurrentlyEnabled = gitSigningEnabled(repo)
+    if (isCurrentlyEnabled) {
+        gitCmd("config", "commit.gpgsign", "false", dir = repo)
+    }
+    return isCurrentlyEnabled
+}
+
+internal fun Project.reEnableGitSigning(repo: File) {
+    gitCmd("config", "commit.gpgsign", "true", dir = repo)
+}
+
+fun Project.gitHash(repo: File): String =
+    gitCmd("rev-parse", "HEAD", dir = repo).output ?: ""
+
+val jenkins = System.getenv("JOB_NAME") != null