lean4-htt/Lake/Init.lean

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/-
Copyright (c) 2017 Microsoft Corporation. All rights reserved.
Released under Apache 2.0 license as described in the file LICENSE.
Authors: Gabriel Ebner, Sebastian Ullrich, Mac Malone
-/
import Lake.Git
import Lake.LeanConfig
namespace Lake
def initGitignoreContents :=
"/build
"
def mainFileContents :=
"def main : IO Unit :=
IO.println \"Hello, world!\"
"
def leanPkgFileContents (pkgName : String) :=
s!"import Lake.Package
def package : Lake.PackageConfig := \{
name := \"{pkgName}\"
version := \"0.1\"
leanVersion := \"{leanVersionString}\"
}
"
open Git in
def init (pkgName : String) : IO Unit := do
IO.FS.writeFile leanPkgFile (leanPkgFileContents pkgName)
IO.FS.writeFile ⟨s!"{pkgName.capitalize}.lean"⟩ mainFileContents
let h ← IO.FS.Handle.mk ⟨".gitignore"⟩ IO.FS.Mode.append (bin := false)
h.putStr initGitignoreContents
unless ← System.FilePath.isDir ⟨".git"⟩ do
(do
quietInit
unless upstreamBranch = "master" do
checkoutBranch upstreamBranch
) <|>
IO.eprintln "WARNING: failed to initialize git repository"