Merge pull request #65 from mosampaio/master

feat: expose current_version to changelog templates

Author: raulgomis

.semversioner/next-release/patch-20260222224321947049.json

@@ -0,0 +1,4 @@
+{
+  "type": "minor",
+  "description": "Expose current_version to changelog templates."
+}

README.md

@@ -96,6 +96,9 @@ Then, you can show the attributes in the changelog template. For example:
 ```
 # Changelog
 Note: version releases in the 0.x.y range may introduce breaking changes.
+
+# Current version: {{ current_version }}
+
 {% for release in releases %}
 
 ## {{ release.version }} (<DATE>)

semversioner/core.py

@@ -71,7 +71,11 @@ def generate_changelog(self, version: Optional[str] = None, template: str = DEFA
         if version is not None:
             releases = [x for x in releases if x.version == version]
 
-        return Template(template, trim_blocks=True).render(releases=releases)
+        current_version = self.get_last_version()
+        return Template(template, trim_blocks=True).render(
+            releases=releases,
+            current_version=current_version,
+        )
 
     def release(self) -> Release:
         """ 

tests/cli_test.py

@@ -257,6 +257,18 @@ def test_generate_changelog_with_custom_template(self) -> None:
 
         self.assertEqual(result.output, read_file("template_03_readme.md"))
 
+        result = command_processor([
+            ["changelog", "--template", str(get_file("template_04.j2"))]
+        ], self.directory_name)
+
+        self.assertEqual(result.output, read_file("template_04_readme.md"))
+
+        result = command_processor([
+            ["changelog", "--version", "1.0.0", "--template", str(get_file("template_04.j2"))]
+        ], self.directory_name)
+
+        self.assertEqual(result.output, fixtures.CHANGELOG_4_TEMPLATE_CURRENT_VERSION_PARTIAL)
+
         result = command_processor([
             ["changelog"]
         ], self.directory_name)

tests/fixtures.py

@@ -61,6 +61,16 @@
 - patch: This is my patch description
 """
 
+CHANGELOG_4_TEMPLATE_CURRENT_VERSION_PARTIAL = """# Changelog
+Current version: 2.0.0
+
+## 1.0.0
+
+- major: This is my major description
+- minor: This is my minor description
+- patch: This is my patch description
+"""
+
 # Existing Data Fixtures
 
 VERSION_0_1_0 = """[

tests/resources/template_04.j2

@@ -0,0 +1,10 @@
+# Changelog
+Current version: {{ current_version }}
+{% for release in releases %}
+
+## {{ release.version }}
+
+{% for change in release.changes %}
+- {{ change.type }}: {{ change.description }}
+{% endfor %}
+{% endfor %}

tests/resources/template_04_readme.md

@@ -0,0 +1,14 @@
+# Changelog
+Current version: 2.0.0
+
+## 2.0.0
+
+- major: This is my major description
+- minor: This is my minor description
+- patch: This is my patch description
+
+## 1.0.0
+
+- major: This is my major description
+- minor: This is my minor description
+- patch: This is my patch description