Builder API

Author: kornilova203

build.sbt

@@ -85,3 +85,5 @@ lazy val samples = project
       (Test / compile).value
     }
   )
+
+lazy val tools = project in file("tools")

tools/src/main/scala/org/scalanative/bindgen/Bindings.scala

@@ -0,0 +1,14 @@
+package org.scalanative.bindgen
+
+import java.io.{File, PrintWriter}
+
+class Bindings(private val bindings: String) {
+  def writeToFile(pathToFile: String): Unit = {
+    val pw = new PrintWriter(new File(pathToFile))
+    try {
+      pw.write(bindings)
+    } finally {
+      pw.close()
+    }
+  }
+}

tools/src/main/scala/org/scalanative/bindgen/Builder.scala

@@ -0,0 +1,73 @@
+package org.scalanative.bindgen
+
+import scala.collection.mutable
+
+class Builder {
+  private var library: String                     = _
+  private var pathToHeader: String                = _
+  private var packageName: String                 = _
+  private var excludePrefix: String               = _
+  private var extraArg: mutable.Seq[String]       = mutable.Seq()
+  private var extraArgBefore: mutable.Seq[String] = mutable.Seq()
+
+  /**
+   * Set header file for which bindings will be generated
+   */
+  def header(pathToHeader: String): Unit = {
+    this.pathToHeader = pathToHeader
+  }
+
+  /**
+   * Library to link with, e.g. -luv for libuv
+   */
+  def link(library: String): Unit = {
+    this.library = library
+  }
+
+  /**
+   * Package name of generated Scala file
+   */
+  def packageName(packageName: String): Unit = {
+    this.packageName = packageName
+  }
+
+  /**
+   * Declarations will be removed if their names
+   * contain given prefix
+   */
+  def excludePrefix(prefix: String): Unit = {
+    if (!prefix.isEmpty) {
+      excludePrefix = prefix
+    }
+  }
+
+  /**
+   * Additional argument to append to the compiler command line
+   */
+  def extraArg(arg: String): Unit = {
+    if (!arg.isEmpty) {
+      extraArg += arg
+    }
+  }
+
+  /**
+   * Additional argument to append to the compiler command line
+   */
+  def extraArgBefore(arg: String): Unit = {
+    if (!arg.isEmpty) {
+      extraArgBefore += arg
+    }
+  }
+
+  /**
+   * Run binding generator
+   */
+  def generate(): Bindings = {
+    // TODO: generate bindings
+    new Bindings("")
+  }
+}
+
+object Builder {
+  def apply(): Builder = new Builder()
+}