add the line methods

README.md

@@ -119,10 +119,12 @@ Basic methods to work with `text/gemini` documents
 
 ``` php
 $body = new \Yggverse\Gemini\Gemtext\Body(
-    $response->getBody() // gemtext body from client response or .gmi file
+    $response->getBody() // gemtext body from client response or .gmi file content
 );
 ```
 
+#### Body::getLines
+#### Body::getLine
 #### Body::getH1
 #### Body::getH2
 #### Body::getH3
@@ -130,7 +132,7 @@ $body = new \Yggverse\Gemini\Gemtext\Body(
 
 ``` php
 var_dump(
-    $body->getLinks() // returns array of inline links
+    $body->getLinks() // returns array of links (with line number in key)
 );
 ```
 
@@ -140,7 +142,7 @@ Find context links by protocol as argument, `gemini` by default
 
 ``` php
 var_dump(
-    $body->findLinks('http') // returns array of http links found
+    $body->findLinks('http') // returns array of http links only (with line number in key)
 );
 ```
 

src/Gemtext/Body.php

@@ -10,12 +10,22 @@ class Body
 
     public function __construct(string $gemtext)
     {
-        foreach ((array) explode(PHP_EOL, $gemtext) as $line)
+        foreach ((array) explode(PHP_EOL, $gemtext) as $index => $line)
         {
-            $this->_lines[] = $line;
+            $this->_lines[$index] = $line;
         }
     }
 
+    public function getLine(int $index): ?int
+    {
+        return isset($this->_lines[$index]) ? $this->_lines[$index] : null;
+    }
+
+    public function getLines(): array
+    {
+        return $this->_lines;
+    }
+
     public function getH1(): array
     {
         $matches = [];