init: 'Functional Programming in Scala'

README.md

@@ -19,7 +19,8 @@ Currently, the contents of this mono-repo are broken down into the following top
 * [**Algorithms**](/algorithms) - Code for Leetcode, mostly.
 * [**Books**](/books) - Code for all kinds of practical exercises in various great textbooks. Homework, practicals, exercises, labs, assignments, etc.
     * [Computer Systems: A Programmer's Perspective](/books/computer_systems_app)
-    * [Data Science From Scratch](/books/data_science_from_scratch) 
+    * [Data Science From Scratch](/books/data_science_from_scratch)
+    * [Functional Programming in Scala](/books/fp_in_scala)  
     * [Structure and Interpretation of Computer Programs](/books/sicp) 🚧
     * [The Algorithm Design Manual](/books/the_algorithm_design_manual)
 * [**Concurrency**](/concurrency) - Code written to learn how to solve concurrency problems/exercises using code.

WORKSPACE

@@ -117,3 +117,40 @@ nim_rules_dependencies()
 
 
 register_toolchains("//tools/build/bazel/py_toolchain:py_toolchain")
+
+###########
+# Scala
+###########
+
+skylib_version = "1.0.3"
+http_archive(
+    name = "bazel_skylib",
+    sha256 = "1c531376ac7e5a180e0237938a2536de0c54d93f5c278634818e0efc952dd56c",
+    type = "tar.gz",
+    url = "https://mirror.bazel.build/github.com/bazelbuild/bazel-skylib/releases/download/{}/bazel-skylib-{}.tar.gz".format(skylib_version, skylib_version),
+)
+
+rules_scala_version = "e7a948ad1948058a7a5ddfbd9d1629d6db839933"
+http_archive(
+    name = "io_bazel_rules_scala",
+    sha256 = "76e1abb8a54f61ada974e6e9af689c59fd9f0518b49be6be7a631ce9fa45f236",
+    strip_prefix = "rules_scala-%s" % rules_scala_version,
+    type = "zip",
+    url = "https://github.com/bazelbuild/rules_scala/archive/%s.zip" % rules_scala_version,
+)
+
+# Stores Scala version and other configuration
+# 2.12 is a default version, other versions can be use by passing them explicitly:
+# scala_config(scala_version = "2.11.12")
+load("@io_bazel_rules_scala//:scala_config.bzl", "scala_config")
+scala_config()
+
+load("@io_bazel_rules_scala//scala:scala.bzl", "scala_repositories")
+scala_repositories()
+
+load("@rules_proto//proto:repositories.bzl", "rules_proto_dependencies", "rules_proto_toolchains")
+rules_proto_dependencies()
+rules_proto_toolchains()
+
+load("@io_bazel_rules_scala//scala:toolchains.bzl", "scala_register_toolchains")
+scala_register_toolchains()

books/fp_in_scala/readme.md

@@ -0,0 +1,5 @@
+## [_Functional Programming in Scala_](https://www.manning.com/books/functional-programming-in-scala)
+
+> 'The Red Book'
+
+I worked on the 1st Edition. The 2nd Edition is supposed to come out late 2021 or in 2022, I think.