deps: update go version and change CI Lint

.github/workflows/tests.yml

@@ -5,18 +5,20 @@ jobs:
     name: Build
     runs-on: ubuntu-latest
     steps:
-      - name: Set up Go 1.13
+      - name: Set up Go 1.17
         uses: actions/setup-go@v1
         with:
-          go-version: 1.13
+          go-version: 1.17
       - name: Check out code into the Go module directory
         uses: actions/checkout@v1
         with:
           fetch-depth: 1
           path: go/src/github.com/rafaelsq/wtc
-      - name: GolangCI-Lint
-        run: |
-          curl -sfL https://raw.githubusercontent.com/golangci/golangci-lint/master/install.sh| sh -s v1.19.1
-          ./bin/golangci-lint run
       - name: Test
         run: go test -race -cover ./...
+      - name: GolangCI-Lint
+        uses: golangci/golangci-lint-action@v2
+        with:
+          version: latest
+          skip-build-cache: true
+          skip-pkg-cache: true

.golangci.yml

@@ -0,0 +1,14 @@
+run:
+  timeout: 1m
+
+linters:
+  enable:
+    - lll
+    - gofmt
+    - revive
+    - exportloopref
+    - unparam
+
+linters-settings:
+  lll:
+    line-length: 130

README.md

@@ -9,7 +9,7 @@ WTC is a simple utility you can use to watch files and execute commands.
 ## Install
 
 From master branch  
-`$ go get -u github.com/rafaelsq/wtc`  
+`$ go install github.com/rafaelsq/wtc@latest`  
 
 You can also install by release(linux64 only);  
 `$ curl -sfL --silent https://github.com/rafaelsq/wtc/releases/latest/download/wtc.linux64.tar.gz | tar -xzv && mv wtc $(go env GOPATH)/bin/`
@@ -29,12 +29,12 @@ Before you begin, ensure you have installed the latest version of Go. See the [G
 $ wtc --help
 USAGE:
 wtc [[flags] [regex command]]
-        ex.: wtc
+        e.g.: wtc
             // will read [.]wtc.y[a]ml
-        ex.: wtc "_test\.go$" "go test -cover {PKG}"
+        e.g.: wtc "_test\.go$" "go test -cover {PKG}"
 
 wtc [flags]] [rule-name]
-        ex.: wtc -t rule-name
+        e.g.: wtc -t rule-name
              wtc --no-trace "rule ruleb"
 FLAGS:
   -debounce int
@@ -47,7 +47,7 @@ FLAGS:
         disable messages.
   -t string
         trig one or more rules by name
-                ex.: wtc -t ruleA
+                e.g.: wtc -t ruleA
                      wtc -t "ruleA ruleB"
 ```
 

go.mod

@@ -1,6 +1,6 @@
 module github.com/rafaelsq/wtc
 
-go 1.13
+go 1.17
 
 require (
 	github.com/creack/pty v1.1.11

pkg/wtc/wtc.go

@@ -84,9 +84,9 @@ func ParseArgs() *Config {
 		fmt.Fprintf(
 			flag.CommandLine.Output(),
 			"USAGE:\nwtc [[flags] [regex command]]\n"+
-				"\tex.: wtc\n\t    // will read [.]wtc.y[a]ml\n"+
-				"\tex.: wtc \"_test\\.go$\" \"go test -cover {PKG}\"\n\n"+
-				"wtc [flags]] [rule-name]\n\tex.: wtc -t rule-name\n\t     wtc --no-trace \"rule ruleb\"\n"+
+				"\te.g.: wtc\n\t    // will read [.]wtc.y[a]ml\n"+
+				"\te.g.: wtc \"_test\\.go$\" \"go test -cover {PKG}\"\n\n"+
+				"wtc [flags]] [rule-name]\n\te.g.: wtc -t rule-name\n\t     wtc --no-trace \"rule ruleb\"\n"+
 				"FLAGS:\n",
 		)
 		flag.PrintDefaults()
@@ -102,7 +102,7 @@ func ParseArgs() *Config {
 	flag.StringVar(&configFilePath, "f", "", "wtc config file (default try to find [.]wtc.y[a]ml)")
 
 	var trigs string
-	flag.StringVar(&trigs, "t", "", "trig one or more rules by name\n\tex.: wtc -t ruleA\n\t     wtc -t \"ruleA ruleB\"")
+	flag.StringVar(&trigs, "t", "", "trig one or more rules by name\n\te.g.: wtc -t ruleA\n\t     wtc -t \"ruleA ruleB\"")
 
 	flag.Parse()
 
@@ -181,6 +181,9 @@ func Start(cfg *Config) {
 				// close current
 				if currentOut != nil {
 					_, err = (*currentOut).Write(currentArgs[1])
+					if err != nil {
+						log.Println(err)
+					}
 				}
 
 				// parse tpl
@@ -208,13 +211,19 @@ func Start(cfg *Config) {
 
 				// write start
 				_, err = currentOut.Write(currentArgs[0])
+				if err != nil {
+					log.Println(err)
+				}
 			}
 
 			if r.Rune == 0 || r.Rune == BR {
 				continue
 			}
 
 			_, err = fmt.Fprintf(currentOut, "%c", r.Rune)
+			if err != nil {
+				log.Println(err)
+			}
 		}
 	}()
 
@@ -462,20 +471,20 @@ func trig(rule *Rule, pkg, path string) error {
 	for _, e := range append(config.Env, rule.Env...) {
 		if strings.ToLower(e.Type) == "file" {
 			if e.Name == "" {
-				panic(fmt.Errorf("field \"name\" must point to a file"))
+				log.Fatal("field \"name\" must point to a file")
 			}
 
 			var body string
 			{
 				fileInfo, err := os.Stat(e.Name)
 				if err != nil {
-					panic(err)
+					log.Fatal(err)
 				}
 
 				if lastModified, ok := envFileLastModified[e.Name]; !ok || fileInfo.ModTime().Sub(lastModified) > 0 {
 					b, err := ioutil.ReadFile(e.Name)
 					if err != nil {
-						panic(err)
+						log.Fatal(err)
 					}
 
 					envFileKeys[e.Name] = string(b)