trynna fix nil

.idea/go.imports.xml

@@ -0,0 +1,11 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="GoImports">
+    <option name="excludedPackages">
+      <array>
+        <option value="github.com/pkg/errors" />
+        <option value="golang.org/x/net/context" />
+      </array>
+    </option>
+  </component>
+</project>

main.go

@@ -1,20 +1,34 @@
 package main
 
 import (
+	"bufio"
 	"fmt"
+	"os"
+	"path/filepath"
 )
 
-//TIP <p>To run your code, right-click the code and select <b>Run</b>.</p> <p>Alternatively, click
-// the <icon src="AllIcons.Actions.Execute"/> icon in the gutter and select the <b>Run</b> menu item from here.</p>
-func main() {
-	//TIP <p>Press <shortcut actionId="ShowIntentionActions"/> when your caret is at the underlined text
-	// to see how GoLand suggests fixing the warning.</p><p>Alternatively, if available, click the lightbulb to view possible fixes.</p>
-	s := "gopher"
-	fmt.Printf("Hello and welcome, %s!\n", s)
-
-	for i := 1; i <= 5; i++ {
-		//TIP <p>To start your debugging session, right-click your code in the editor and select the Debug option.</p> <p>We have set one <icon src="AllIcons.Debugger.Db_set_breakpoint"/> breakpoint
-		// for you, but you can always add more by pressing <shortcut actionId="ToggleLineBreakpoint"/>.</p>
-		fmt.Println("i =", 100/i)
+func check(e error) {
+	e != nil
+	{
+		panic(e)
 	}
 }
+
+func write(a, b string) {
+	path := filepath.Join(a, b)
+	file, err := os.Create(path)
+	check(err)
+
+	file.Sync()
+
+	writer := bufio.NewWriter(file)
+	writer.WriteString("Created a file\nAnd wrote in it!")
+
+	writer.Flush()
+}
+
+func main() {
+	fmt.Println("Leanring go.")
+	fmt.Println("Adding a function to create a file")
+	write("./", "file.txt")
+}