default dir with licenses

src/licensing/license.nim

@@ -31,6 +31,20 @@ const
     GPLv3: "GPL v2 license (license terms in the root directory or at https://www.gnu.org/licenses/gpl.html)."
   }.toTable
 
+  licenseFileName* = {
+    Apache2: "LICENSE-APACHEv2",
+    MIT: "LICENSE-MIT",
+    GPLv2: "LICENSE-GPLv2",
+    GPLv3: "LICENSE-GPLv3"
+  }.toTable
+
+proc getLicense*(licenses: Licenses): License =
+  ## Extract the license from a Licenses set
+  assert licenses.card == 1
+  for license in licenses:
+    result = license
+    break
+
 proc license*(projectName: string, license: License, year = getTime().utc().format("yyyy"),
               copyrightHolder = "Status Research & Development GmbH"): string =
 
@@ -51,12 +65,7 @@ proc licenseHeader*(projectName: string, licenses: Licenses,
   result.add &"# Copyright (c) {year} {copyrightHolder}\n"
 
   if nbLicenses == 1:
-    # Extract the unique license
-    var license: License
-    for lic in licenses:
-      license = lic
-      break
-
+    let license = licenses.getLicense
     result.add "# Licensed and distributed under the " & licenseHeaders.getOrDefault(license)
 
   else:

src/licensing/license_APACHEv2.txt

@@ -1,5 +1,6 @@
 {projectName} is licensed under the Apache License version 2
 Copyright (c) {year} {copyrightHolder}
+-----------------------------------------------------
 
                                  Apache License
                            Version 2.0, January 2004

src/licensing/license_GPLv2.txt

@@ -1,5 +1,6 @@
 {projectName} is licensed under the GNU General Public License version 2
 Copyright (c) {year} {copyrightHolder}
+-----------------------------------------------------
 
                     GNU GENERAL PUBLIC LICENSE
                        Version 2, June 1991

src/licensing/license_GPLv3.txt

@@ -1,5 +1,6 @@
 {projectName} is licensed under the GNU General Public License version 3
 Copyright (c) {year} {copyrightHolder}
+-----------------------------------------------------
 
                     GNU GENERAL PUBLIC LICENSE
                        Version 3, 29 June 2007

src/licensing/license_MIT.txt

@@ -1,5 +1,6 @@
 {projectName} is licensed under the MIT License
 Copyright (c) {year} {copyrightHolder}
+-----------------------------------------------------
 
 The MIT License (MIT)
 

src/nimbusLaunch.nim

@@ -8,8 +8,9 @@
 # at your option. This file may not be copied, modified, or distributed except according to those terms.
 
 import  cligen,
-        os, strutils,
-        ./private/[datatypes, error_checking, cligen_extensions]
+        os, strutils, tables,
+        ./private/[datatypes, error_checking, cligen_extensions],
+        ./licensing/license
 
 # ##############################
 # Logic
@@ -19,16 +20,56 @@ proc nimbusLaunch(projectName: string,
                   nimbleName: string,
                   licenses: Licenses = {MIT, Apache2}): int =
 
+  let prjDir = githubName
+  let nbLicenses = licenses.card
+
   # Validity checks
+  if projectName.isNil or githubName.isNil or nimbleName.isNil:
+    error "nimbusLaunch requires 3 arguments at minimum: projectName, githubName, nimbleName.\n Run nimbleLaunch --help for more information."
   if not githubName.validGithub:
     error "The package name on Github (" & githubName & ") must consist of lowercase ASCII, numbers and hyphens (uppercase and underscores are not allowed)."
   if not nimbleName.validIdentifier:
     error "The package name on nimble (" & nimbleName & ") must be a valid Nim identifier: ASCII, digits, underscore (no hyphen and doesn't start by a number)."
-  if githubName.existsDir:
+  if prjDir.existsDir:
     error "A directory with the name \"" & githubName & "\" already exists in the directory."
-  if licenses.card == 0:
+  if nbLicenses == 0:
     error "The project must have at least one license."
 
+  # Create the folder structure
+  # .
+  # ├── LICENSE-APACHEv2 (if applicable)
+  # ├── LICENSE-MIT (if applicable)
+  # ├── README.md
+  # ├── benchmarks
+  # ├── build
+  # ├── docs
+  # ├── examples
+  # ├── {nimbleName}.nimble
+  # ├── src
+  # │   ├── {nimbleName}.nim
+  # │   └── private
+  # └── tests
+  #     └── all_tests.nim
+
+  createDir(prjDir & "/benchmarks")
+  createDir(prjDir & "/build")
+  createDir(prjDir & "/docs")
+  createDir(prjDir & "/examples")
+  createDir(prjDir & "/src/private")
+  createDir(prjDir & "/tests")
+
+  if nbLicenses == 1:
+    writeFile(
+      prjDir & "/LICENSE",
+      license(projectName, licenses.getLicense)
+      )
+  else:
+    for license in licenses:
+      writeFile(
+        prjDir & "/" & licenseFileName.getOrDefault(license),
+        license(projectName, license)
+      )
+
 when isMainModule:
   dispatch nimbusLaunch