From f28edddedbc084b017c58f2ed796ce60e486dbfd Mon Sep 17 00:00:00 2001
From: maxonfjvipon <mtrunnikov@gmail.com>
Date: Wed, 29 Nov 2023 11:13:38 +0300
Subject: [PATCH 1/3] feat(#2639): added info

---
 .../src/main/java/org/eolang/parser/XeListener.java      | 9 +++++++++
 eo-parser/src/main/resources/XMIR.xsd                    | 1 +
 .../test/resources/org/eolang/parser/packs/has-info.yaml | 5 +++++
 3 files changed, 15 insertions(+)
 create mode 100644 eo-parser/src/test/resources/org/eolang/parser/packs/has-info.yaml

diff --git a/eo-parser/src/main/java/org/eolang/parser/XeListener.java b/eo-parser/src/main/java/org/eolang/parser/XeListener.java
index f5fdb2c346..cf7457296b 100644
--- a/eo-parser/src/main/java/org/eolang/parser/XeListener.java
+++ b/eo-parser/src/main/java/org/eolang/parser/XeListener.java
@@ -56,6 +56,14 @@
     "PMD.ExcessiveClassLength"
 })
 public final class XeListener implements ProgramListener, Iterable<Directive> {
+    /**
+     * Info about xmir.
+     */
+    private static final String INFO = String.join(
+        "",
+        "This is XMIR - a dialect of XML, which is used to present a parsed EO program. ",
+        "For more information please visit https://news.eolang.org/2022-11-25-xmir-guide.html"
+    );
 
     /**
      * The name of it.
@@ -102,6 +110,7 @@ public void enterProgram(final ProgramParser.ProgramContext ctx) {
                     DateTimeFormatter.ISO_INSTANT
                 )
             )
+            .add("info").set(XeListener.INFO).up()
             .add("listing").set(XeListener.sourceText(ctx)).up()
             .add("errors").up()
             .add("sheets").up()
diff --git a/eo-parser/src/main/resources/XMIR.xsd b/eo-parser/src/main/resources/XMIR.xsd
index 2032196dc3..0b1068be2d 100644
--- a/eo-parser/src/main/resources/XMIR.xsd
+++ b/eo-parser/src/main/resources/XMIR.xsd
@@ -50,6 +50,7 @@ SOFTWARE.
   </xs:complexType>
   <xs:complexType name="program">
     <xs:sequence>
+      <xs:element name="info" type="xs:string"/>
       <xs:element name="listing" type="xs:string"/>
       <xs:element name="errors">
         <xs:complexType>
diff --git a/eo-parser/src/test/resources/org/eolang/parser/packs/has-info.yaml b/eo-parser/src/test/resources/org/eolang/parser/packs/has-info.yaml
new file mode 100644
index 0000000000..2ac577ff23
--- /dev/null
+++ b/eo-parser/src/test/resources/org/eolang/parser/packs/has-info.yaml
@@ -0,0 +1,5 @@
+xsls: []
+tests:
+  - /program/info[text()!='']
+eo: |
+  [] > main

From ec1f7c41eed2ddeb90814554807b90dcd233c695 Mon Sep 17 00:00:00 2001
From: maxonfjvipon <mtrunnikov@gmail.com>
Date: Wed, 29 Nov 2023 11:48:28 +0300
Subject: [PATCH 2/3] feat(#2639): comment

---
 eo-parser/src/main/java/org/eolang/parser/XeListener.java | 2 +-
 eo-parser/src/main/resources/XMIR.xsd                     | 1 -
 2 files changed, 1 insertion(+), 2 deletions(-)

diff --git a/eo-parser/src/main/java/org/eolang/parser/XeListener.java b/eo-parser/src/main/java/org/eolang/parser/XeListener.java
index cf7457296b..36f9c134f5 100644
--- a/eo-parser/src/main/java/org/eolang/parser/XeListener.java
+++ b/eo-parser/src/main/java/org/eolang/parser/XeListener.java
@@ -110,7 +110,7 @@ public void enterProgram(final ProgramParser.ProgramContext ctx) {
                     DateTimeFormatter.ISO_INSTANT
                 )
             )
-            .add("info").set(XeListener.INFO).up()
+            .comment(XeListener.INFO)
             .add("listing").set(XeListener.sourceText(ctx)).up()
             .add("errors").up()
             .add("sheets").up()
diff --git a/eo-parser/src/main/resources/XMIR.xsd b/eo-parser/src/main/resources/XMIR.xsd
index 0b1068be2d..2032196dc3 100644
--- a/eo-parser/src/main/resources/XMIR.xsd
+++ b/eo-parser/src/main/resources/XMIR.xsd
@@ -50,7 +50,6 @@ SOFTWARE.
   </xs:complexType>
   <xs:complexType name="program">
     <xs:sequence>
-      <xs:element name="info" type="xs:string"/>
       <xs:element name="listing" type="xs:string"/>
       <xs:element name="errors">
         <xs:complexType>

From e3ffb945878c4876a118d2359a295ebeb5b00b7a Mon Sep 17 00:00:00 2001
From: maxonfjvipon <mtrunnikov@gmail.com>
Date: Wed, 29 Nov 2023 12:03:03 +0300
Subject: [PATCH 3/3] feat(#2639): test

---
 .../org/eolang/parser/packs/{has-info.yaml => has-comment.yaml} | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
 rename eo-parser/src/test/resources/org/eolang/parser/packs/{has-info.yaml => has-comment.yaml} (53%)

diff --git a/eo-parser/src/test/resources/org/eolang/parser/packs/has-info.yaml b/eo-parser/src/test/resources/org/eolang/parser/packs/has-comment.yaml
similarity index 53%
rename from eo-parser/src/test/resources/org/eolang/parser/packs/has-info.yaml
rename to eo-parser/src/test/resources/org/eolang/parser/packs/has-comment.yaml
index 2ac577ff23..9b414a5fe4 100644
--- a/eo-parser/src/test/resources/org/eolang/parser/packs/has-info.yaml
+++ b/eo-parser/src/test/resources/org/eolang/parser/packs/has-comment.yaml
@@ -1,5 +1,5 @@
 xsls: []
 tests:
-  - /program/info[text()!='']
+  - /program/comment()[1]
 eo: |
   [] > main