Switched from go-flags to kingpin for flag-parsing

Also configured Goreleaser to automate releases.

.appveyor.yml

@@ -4,7 +4,7 @@ image:
   - Visual Studio 2017
 
 clone_depth: 3
-clone_folder: C:\gopath\src\github.com\steven-xie\dgen
+clone_folder: C:\gopath\src\github.com\stevenxie\dgen
 
 environment:
   GOPATH: C:\gopath

.editorconfig

@@ -1,19 +1,20 @@
 root = true
 
 [*]
-# Indent rules
+charset = utf-8
+
+## Indent rules:
 indent_style = space
 indent_size = 2
 
-# Line endings and spacing
+## Line endings and spacing:
 end_of_line = lf
 trim_trailing_whitespace = true
 insert_final_newline = true
 
-# Golang and Makefile require indents
+## Golang and Makefile require indents.
 [{*.go,Makefile}]
 indent_style = tab
-charset = utf-8
 
 [*.go]
 tab_width = 2

.gitignore

@@ -1,40 +1,51 @@
-## ----- REPOSITORY -----
-## The compiled binary (excluding Go source files)
-/dgen*
-!/dgen*.*
-/dgen*.exe
+## [Repository]
+coverage.out
 
-## ---- CODECOV -----
-coverage.txt
+## The compiled binary (excluding Go source files):
+/build/
+/dist/
+/*begone*
+!/*begone*/
+!/*begone*.go
+## Secrets:
+.env
 
-## ----- GO -----
-## Binaries for programs and plugins
+
+## [Go]
+## Binaries for programs and plugins:
 *.exe
 *.exe~
 *.dll
 *.so
 *.dylib
-
-## Test binary, build with `go test -c`
+## Test binary, build with `go test -c`.
 *.test
-
-## Output of the go coverage tool, specifically when used with LiteIDE
+## Output of the go coverage tool, specifically when used with LiteIDE.
 *.out
+## Vendored packages.
+vendor/
 
 
-## ----- OS -----
-## System Files – Mac OS X
+## [System Files]
+## macOS:
 .DS_Store
 .DS_Store?
 *.swp
 
-## System Files – Windows
+## Windows:
 Thumbs.db
 
-## ----- IDE -----
-## VSCode (keeping workspace configurations)
-.vscode/
+## VSCode (keeping workspace configurations):
+.vscode/*
 !.vscode/settings.json
 !.vscode/tasks.json
-!.vscode/launch.json
+#!.vscode/launch.json
 !.vscode/extensions.json
+
+## IntelliJ
+.idea/
+
+
+## [Miscellaneous]
+## git-secret:
+.gitsecret/keys/random_seed

.goreleaser.yml

@@ -0,0 +1,90 @@
+## Scripts to run before anything else..
+before:
+  hooks:
+    - go mod download
+    ## If Go code needs to be generated:
+    # - go generate ./...
+
+## Configure how the binaries are built.
+builds:
+  - env:
+      - CGO_ENABLED=0
+    goos:
+      - windows
+      - darwin
+      - linux
+
+    ldflags:
+      - "-X github.com/stevenxie/dgen/cmd.Version={{.Version}}"
+
+
+## Create an archive with built binaries and the README, license, etc.
+archive:
+  name_template: "{{.ProjectName}}-{{.Version}}-{{.Os}}-{{.Arch}}"
+  wrap_in_directory: true
+
+  replacements:
+    darwin: macOS
+    linux: linux
+    windows: win
+    i386: 386
+    amd64: x86_64
+
+  ## Pack archive on 'tar.gz' format on all platforms except Windows.
+  format: "tar.gz"
+  format_overrides:
+    - goos: windows
+      format: zip
+
+  files:
+    - LICENSE*
+    - README*
+    - autocomplete/**/*
+
+## Create a checksums file to allow verifying the integrity of the downloads.
+checksum:
+  name_template: checksums.txt
+
+## Generate a changelog using recent commits.
+changelog:
+  sort: asc
+  filters:
+    exclude:
+      - '^docs:'
+      - '^test:'
+
+## Create a project snapshot without releasing.
+snapshot:
+  name_template: "{{.ShortCommit}}-SNAPSHOT"
+
+## Release to Github Releases.
+release:
+  name_template: "{{.ProjectName}}-{{.Tag}}"
+
+## Release to Homebrew.
+brew:
+  ## Formula information:
+  description: A CLI tool for repeating a string an excessive number of times.
+  homepage: https://github.com/stevenxie/dgen
+
+  ## Custom install / test scripts:
+  install: |
+    bin.install "dgen"
+    bash_completion.install "autocomplete/bash/dgen"
+    zsh_completion.install "autocomplete/zsh/dgen"
+
+  test: dgen --version
+
+  ## Brew tap information:
+  github:
+    owner: stevenxie
+    name: homebrew-tap
+
+  # Git author used to commit to the repository.
+  # Defaults are shown.
+  commit_author:
+    name: goreleaser-bot
+    email: dev@stevenxie.me
+
+  ## Where to put formula inside tap repository.
+  folder: Formula