Add exec() example

examples/exec.gulpfile.js

@@ -0,0 +1,17 @@
+// Demo of the `exec()` method.
+// This file can be directly run:
+//   - first install `gulp-execa` and `gulp`
+//   - then `bash node_modules/gulp-execa/examples/exec.sh`
+// An online demo is also available at:
+//   https://repl.it/@ehmicky/gulp-execa
+
+'use strict'
+
+// Ignore the following line: this is only needed for internal purposes.
+require('./utils.js')
+
+const { exec } = require('gulp-execa')
+
+module.exports.default = async function defaultTask() {
+  await exec('npm --version', { verbose: true })
+}

examples/exec.sh

@@ -0,0 +1,12 @@
+#!/usr/bin/env bash
+# Demo of the `exec()` method.
+# This file can be directly run:
+#   - first install `gulp-execa` and `gulp`
+#   - then `bash node_modules/gulp-execa/examples/exec.sh`
+# An online demo is also available at:
+#   https://repl.it/@ehmicky/gulp-execa
+
+# Ignore the following line: this is only needed for internal purposes.
+. "$(dirname "$BASH_SOURCE")/utils.sh"
+
+gulp --gulpfile="$dir/exec.gulpfile.js"

examples/task.gulpfile.js

@@ -1,7 +1,7 @@
 // Demo of the `task()` method.
 // This file can be directly run:
 //   - first install `gulp-execa` and `gulp`
-//   - then `bash node_modules/gulp-execa/examples/FILE.sh`
+//   - then `bash node_modules/gulp-execa/examples/task.sh`
 // An online demo is also available at:
 //   https://repl.it/@ehmicky/gulp-execa
 

examples/task.sh

@@ -2,7 +2,7 @@
 # Demo of the `task()` method.
 # This file can be directly run:
 #   - first install `gulp-execa` and `gulp`
-#   - then `bash node_modules/gulp-execa/examples/FILE.sh`
+#   - then `bash node_modules/gulp-execa/examples/task.sh`
 # An online demo is also available at:
 #   https://repl.it/@ehmicky/gulp-execa