Modified snippets

snippets/button/code.txt

@@ -1,3 +1,30 @@
+#include <zephyr/device.h>
+#include <zephyr/drivers/gpio.h>
+#include <zephyr/sys/util.h>
+#include <zephyr/sys/printk.h>
+#include <inttypes.h>
+
+#define SLEEP_TIME_MS	1
+
+/*
+ * Get button configuration from the devicetree sw0 alias. This is mandatory.
+ */
+#define SW0_NODE	DT_ALIAS(sw0)
+#if !DT_NODE_HAS_STATUS(SW0_NODE, okay)
+#error "Unsupported board: sw0 devicetree alias is not defined"
+#endif
+static const struct gpio_dt_spec button = GPIO_DT_SPEC_GET_OR(SW0_NODE, gpios,
+							      {0});
+static struct gpio_callback button_cb_data;
+
+/*
+ * The led0 devicetree alias is optional. If present, we'll use it
+ * to turn on the LED whenever the button is pressed.
+ */
+static struct gpio_dt_spec led = GPIO_DT_SPEC_GET_OR(DT_ALIAS(led0), gpios,
+						     {0});
+
+
 void button_pressed(const struct device *dev, struct gpio_callback *cb,
 		    uint32_t pins)
 {

snippets/button/imports.txt

@@ -1,25 +0,0 @@
-#include <zephyr/device.h>
-#include <zephyr/drivers/gpio.h>
-#include <zephyr/sys/util.h>
-#include <zephyr/sys/printk.h>
-#include <inttypes.h>
-
-#define SLEEP_TIME_MS	1
-
-/*
- * Get button configuration from the devicetree sw0 alias. This is mandatory.
- */
-#define SW0_NODE	DT_ALIAS(sw0)
-#if !DT_NODE_HAS_STATUS(SW0_NODE, okay)
-#error "Unsupported board: sw0 devicetree alias is not defined"
-#endif
-static const struct gpio_dt_spec button = GPIO_DT_SPEC_GET_OR(SW0_NODE, gpios,
-							      {0});
-static struct gpio_callback button_cb_data;
-
-/*
- * The led0 devicetree alias is optional. If present, we'll use it
- * to turn on the LED whenever the button is pressed.
- */
-static struct gpio_dt_spec led = GPIO_DT_SPEC_GET_OR(DT_ALIAS(led0), gpios,
-						     {0});

snippets/led/code.txt

@@ -1,3 +1,12 @@
+/* --------- */
+/*    LED    */
+/* --------- */
+
+/* Imports / Declarations */
+#include <zephyr/drivers/gpio.h>
+#define LED0_NODE DT_ALIAS(led0)
+
+/* Functions */
 int blink_led(void) {
     int ret;
 
@@ -18,4 +27,15 @@ int blink_led(void) {
         k_msleep(1000);
     }
     return 0;
-}
+}
+
+/*
+Example:
+
+int main(void)
+{
+	blink_led();
+
+	return 0;
+}
+*/

snippets/led/imports.txt

@@ -1,2 +0,0 @@
-#include <zephyr/drivers/gpio.h>
-#define LED0_NODE DT_ALIAS(led0)