Move cli to a different folder so Godoc works for the rest

.gitignore

@@ -1,7 +1,9 @@
 # binaries
 *.exe
-gaper
+/gaper
 srv
 vendor
 coverage.out
 .DS_Store
+testdata/server/server
+dist

.goreleaser.yml

@@ -1,5 +1,5 @@
 builds:
-  - main: main.go
+  - main: ./cmd/gaper/main.go
     binary: gaper
     goos:
       - windows

.travis.yml

@@ -7,10 +7,12 @@ go:
   - 1.10.x
   # - master
 
-script:
+before_script:
   - go version
   - make setup
   - make lint
+
+script:
   - make test
 
 after_success:

Makefile

@@ -19,7 +19,7 @@ ifndef LINTER
 endif
 
 build:
-	@go build .
+	@go build -o ./gaper cmd/gaper/main.go
 
 ## lint: Validate golang code
 lint:
@@ -30,7 +30,7 @@ lint:
 		--vendor ./...
 
 test:
-	@go test -v -coverpkg $(COVER_PACKAGES) \
+	@go test -p=1 -coverpkg $(COVER_PACKAGES) \
 		-covermode=atomic -coverprofile=coverage.out $(TEST_PACKAGES)
 
 cover: test

README.md

@@ -2,7 +2,8 @@
   <img width="200px" src="https://raw.githubusercontent.com/maxcnunes/gaper/master/gopher-gaper.png">
   <h3 align="center">gaper</h3>
   <p align="center">
-   Restarts programs when they crash or a watched file changes.<br />
+   Used to build and restart a Go project when it crashes or some watched file changes
+   <br />
    <b>Aimed to be used in development only.</b>
   </p>
 </p>
@@ -20,7 +21,7 @@
 ## Installation
 
 ```
-go get -u github.com/maxcnunes/gaper
+go get -u github.com/maxcnunes/gaper/cmd/gaper
 ```
 
 ## Changelog
@@ -31,32 +32,34 @@ See [Releases](https://github.com/maxcnunes/gaper/releases) for detailed history
 
 ```
 NAME:
-   gaper - Used to restart programs when they crash or a watched file changes
+   gaper - Used to build and restart a Go project when it crashes or some watched file changes
 
 USAGE:
    gaper [global options] command [command options] [arguments...]
 
 VERSION:
-   0.0.0
+   version
 
 COMMANDS:
      help, h  Shows a list of commands or help for one command
 
 GLOBAL OPTIONS:
-   --bin-name value                   name for the binary built by Gaper for the executed program
-   --build-path value                 path to the program source code
-   --build-args value                 build arguments passed to the program
-   --verbose                          turns on the verbose messages from Gaper
-   --watch value, -w value            list of folders or files to watch for changes
-   --ignore value, -i value           list of folders or files to ignore for changes
-   --poll-interval value, -p value    how often in milliseconds to poll watched files for changes (default: 500)
-   --extensions value, -e value       a comma-delimited list of file extensions to watch for changes (default: "go")
-   --no-restart-on value, -n value    don't automatically restart the executed program if it ends:
-                                        if "error", an exit code of 0 will still restart.
-                                        if "exit", no restart regardless of exit code.
-                                        if "success", no restart only if exit code is 0.
-   --help, -h                         show help
-   --version, -v                      print the version
+   --bin-name value                 name for the binary built by gaper for the executed program (default current directory name)
+   --build-path value               path to the program source code (default: ".")
+   --build-args value               arguments used on building the program
+   --program-args value             arguments used on executing the program
+   --verbose                        turns on the verbose messages from gaper
+   --watch value, -w value          list of folders or files to watch for changes
+   --ignore value, -i value         list of folders or files to ignore for changes
+                                      (always ignores all hidden files and directories)
+   --poll-interval value, -p value  how often in milliseconds to poll watched files for changes (default: 500)
+   --extensions value, -e value     a comma-delimited list of file extensions to watch for changes (default: "go")
+   --no-restart-on value, -n value  don't automatically restart the supervised program if it ends:
+                                      if "error", an exit code of 0 will still restart.
+                                      if "exit", no restart regardless of exit code.
+                                      if "success", no restart only if exit code is 0.
+   --help, -h                       show help
+   --version, -v                    print the version
 ```
 
 ### Examples

builder.go

@@ -1,4 +1,4 @@
-package main
+package gaper
 
 import (
 	"fmt"

builder_test.go

@@ -1,4 +1,4 @@
-package main
+package gaper
 
 import (
 	"os"

cmd/gaper/main.go

@@ -0,0 +1,107 @@
+package main
+
+import (
+	"os"
+
+	"github.com/maxcnunes/gaper"
+	"github.com/urfave/cli"
+)
+
+// build info
+var (
+	version = "dev"
+)
+
+var logger = gaper.NewLogger("gaper")
+
+func main() {
+	parseArgs := func(c *cli.Context) *gaper.Config {
+		return &gaper.Config{
+			BinName:           c.String("bin-name"),
+			BuildPath:         c.String("build-path"),
+			BuildArgsMerged:   c.String("build-args"),
+			ProgramArgsMerged: c.String("program-args"),
+			Verbose:           c.Bool("verbose"),
+			WatchItems:        c.StringSlice("watch"),
+			IgnoreItems:       c.StringSlice("ignore"),
+			PollInterval:      c.Int("poll-interval"),
+			Extensions:        c.StringSlice("extensions"),
+			NoRestartOn:       c.String("no-restart-on"),
+			ExitOnSIGINT:      true,
+		}
+	}
+
+	app := cli.NewApp()
+	app.Name = "gaper"
+	app.Usage = "Used to build and restart a Go project when it crashes or some watched file changes"
+	app.Version = version
+
+	app.Action = func(c *cli.Context) {
+		args := parseArgs(c)
+		if err := gaper.Run(args); err != nil {
+			logger.Error(err)
+			os.Exit(1)
+		}
+	}
+
+	exts := make(cli.StringSlice, len(gaper.DefaultExtensions))
+	for i := range gaper.DefaultExtensions {
+		exts[i] = gaper.DefaultExtensions[i]
+	}
+
+	// supported arguments
+	app.Flags = []cli.Flag{
+		cli.StringFlag{
+			Name:  "bin-name",
+			Usage: "name for the binary built by gaper for the executed program (default current directory name)",
+		},
+		cli.StringFlag{
+			Name:  "build-path",
+			Value: gaper.DefaultBuildPath,
+			Usage: "path to the program source code",
+		},
+		cli.StringFlag{
+			Name:  "build-args",
+			Usage: "arguments used on building the program",
+		},
+		cli.StringFlag{
+			Name:  "program-args",
+			Usage: "arguments used on executing the program",
+		},
+		cli.BoolFlag{
+			Name:  "verbose",
+			Usage: "turns on the verbose messages from gaper",
+		},
+		cli.StringSliceFlag{
+			Name:  "watch, w",
+			Usage: "list of folders or files to watch for changes",
+		},
+		cli.StringSliceFlag{
+			Name: "ignore, i",
+			Usage: "list of folders or files to ignore for changes\n" +
+				"\t\t(always ignores all hidden files and directories)",
+		},
+		cli.IntFlag{
+			Name:  "poll-interval, p",
+			Value: gaper.DefaultPoolInterval,
+			Usage: "how often in milliseconds to poll watched files for changes",
+		},
+		cli.StringSliceFlag{
+			Name:  "extensions, e",
+			Value: &exts,
+			Usage: "a comma-delimited list of file extensions to watch for changes",
+		},
+		cli.StringFlag{
+			Name: "no-restart-on, n",
+			Usage: "don't automatically restart the supervised program if it ends:\n" +
+				"\t\tif \"error\", an exit code of 0 will still restart.\n" +
+				"\t\tif \"exit\", no restart regardless of exit code.\n" +
+				"\t\tif \"success\", no restart only if exit code is 0.",
+		},
+	}
+
+	if err := app.Run(os.Args); err != nil {
+		logger.Errorf("Error running gaper: %v", err)
+		os.Exit(1)
+	}
+}