fix: typos (#728)

README.md

@@ -260,7 +260,7 @@ export PATH=$PATH:$(go env GOPATH)/bin #Confirm this line in your .profile and m
 
 ### Error under wsl when ' is included in the bin
 
-Should use `\` to escape the `' in the bin. related issue: [#305](https://github.com/air-verse/air/issues/305)
+Should use `\` to escape the `'` in the bin. related issue: [#305](https://github.com/air-verse/air/issues/305)
 
 ### Question: how to do hot compile only and do not run anything?
 

runner/engine.go

@@ -338,7 +338,7 @@ func (e *Engine) start() {
 				}
 			}
 
-			// cannot set buldDelay to 0, because when the write multiple events received in short time
+			// cannot set buildDelay to 0, because when the write multiple events received in short time
 			// it will start Multiple buildRuns: https://github.com/air-verse/air/issues/473
 			time.Sleep(e.config.buildDelay())
 			e.flushEvents()

runner/engine_test.go

@@ -778,7 +778,7 @@ func TestWriteDefaultConfig(t *testing.T) {
 	if err != nil {
 		t.Fatal(err)
 	}
-	// check the file is exist
+	// check the file exists
 	if _, err := os.Stat(configName); err != nil {
 		t.Fatal(err)
 	}
@@ -861,7 +861,7 @@ func Test(t *testing.T) {
 		t.Fatal(err)
 	}
 	// run sed
-	// check the file is exist
+	// check the file exists
 	if _, err := os.Stat(dftTOML); err != nil {
 		t.Fatal(err)
 	}
@@ -998,7 +998,7 @@ include_file = ["main.sh"]
 	assert.Equal(t, []byte("modified"), bytes)
 }
 
-func TestShouldIncludeIncludedFileWihtoutIncludedExt(t *testing.T) {
+func TestShouldIncludeIncludedFileWithoutIncludedExt(t *testing.T) {
 	port, f := GetPort()
 	f()
 	t.Logf("port: %d", port)