Merge pull request #307 from krassowski/bump_version_script

Add bump version script

docs/Releasing.ipynb

@@ -25,6 +25,12 @@
     "- TODO: create a `release.py` script\n",
     "  [#88](https://github.com/krassowski/jupyterlab-lsp/issues/88)\n",
     "\n",
+    "Use the `bump_versions` script to manage the version strings:\n",
+    "\n",
+    "```bash\n",
+    "python scripts/bump_versions.py\n",
+    "```\n",
+    "\n",
     "The PyPI version (jupyter-lsp) must be updated in the following places:\n",
     "\n",
     "- `py_src/jupyter_lsp/_version.py` (canonical)\n",
@@ -89,4 +95,4 @@
  },
  "nbformat": 4,
  "nbformat_minor": 4
-}
+}

scripts/bump_versions.py

@@ -0,0 +1,154 @@
+#!/usr/bin/env python3
+"""Bump version of selected packages or core requirements (JupyterLab)"""
+import sys
+from argparse import ArgumentParser
+from dataclasses import dataclass
+from difflib import context_diff
+from pathlib import Path
+from typing import List
+
+from integrity import CHANGELOG, PIPE_FILE as PIPELINE
+
+ROOT = Path.cwd()
+
+sys.path.insert(0, str(ROOT))
+
+if True:
+    # a workaround for isort 4.0 limitations
+    # see https://github.com/timothycrosley/isort/issues/468
+    from versions import (  # noqa
+        JUPYTER_LSP_VERSION,
+        JUPYTERLAB_LSP_VERSION,
+        JUPYTERLAB_VERSION,
+        REQUIRED_JUPYTERLAB,
+    )
+
+
+META_PACKAGE = Path("packages/metapackage/package.json")
+JUPYTERLAB_LSP_PACKAGE = Path("packages/jupyterlab-lsp/package.json")
+README = Path("README.md")
+
+NPM_PACKAGE_VERSION_TEMPLATE = '"version": "{version}"'
+
+
+@dataclass
+class VersionLocation:
+    path: Path
+    template: str
+
+
+@dataclass
+class PackageVersionInfo:
+    name: str
+    current_version: str
+    locations: List[VersionLocation]
+
+    def maybe_change_version(self, dry: bool):
+        print(f"Current {self.name} version is: {self.current_version}")
+        version = input("Change it to [default=skip]: ").strip()
+        if version:
+            self.change_version(new_version=version, dry=dry)
+
+    def change_version(self, new_version: str, dry: bool):
+
+        changelog = CHANGELOG.read_text()
+        if new_version not in changelog:
+            raise Exception(
+                (
+                    f"{new_version} is absent in CHANGELOG.md file."
+                    f" Please update the changelog first."
+                ).format(new_version=new_version)
+            )
+
+        for location in self.locations:
+            replace_version(
+                path=location.path,
+                template=location.template,
+                old=self.current_version,
+                new=new_version,
+                dry=dry,
+            )
+
+
+def replace_version(path: Path, template: str, old: str, new: str, dry: bool):
+    old_content = path.read_text()
+    new_content = old_content.replace(
+        template.format(version=old), template.format(version=new)
+    )
+    if dry:
+        diff = context_diff(
+            old_content.splitlines(),
+            new_content.splitlines(),
+            fromfile="current",
+            tofile="new (proposed update)",
+            n=4,
+        )
+        relative_path = path.relative_to(ROOT) if path.is_absolute() else path
+        print("\n## Summary of changes proposed to {path}".format(path=relative_path))
+        print("\n".join(diff) + "\n")
+    else:
+        path.write_text(new_content)
+
+
+def update_versions(dry: bool):
+    packages: List[PackageVersionInfo] = [
+        PackageVersionInfo(
+            name="jupyter-lsp (Python backend)",
+            current_version=JUPYTER_LSP_VERSION,
+            locations=[
+                VersionLocation(
+                    path=Path("py_src/jupyter_lsp/_version.py"),
+                    template='__version__ = "{version}"',
+                ),
+                VersionLocation(path=PIPELINE, template="PY_JLSP_VERSION: {version}"),
+            ],
+        ),
+        PackageVersionInfo(
+            name="jupyterlab-lsp (frontend package)",
+            current_version=JUPYTERLAB_LSP_VERSION,
+            locations=[
+                VersionLocation(
+                    path=JUPYTERLAB_LSP_PACKAGE, template=NPM_PACKAGE_VERSION_TEMPLATE,
+                ),
+                VersionLocation(path=PIPELINE, template="JS_JLLSP_VERSION: {version}"),
+                VersionLocation(
+                    path=META_PACKAGE, template=NPM_PACKAGE_VERSION_TEMPLATE
+                ),
+            ],
+        ),
+        PackageVersionInfo(
+            name="JupyterLab - exact",
+            current_version=JUPYTERLAB_VERSION,
+            locations=[
+                VersionLocation(
+                    path=JUPYTERLAB_LSP_PACKAGE,
+                    template='"@jupyterlab/application": "~{version}"',
+                )
+            ],
+        ),
+        PackageVersionInfo(
+            name="JupyterLab - range",
+            current_version=REQUIRED_JUPYTERLAB,
+            locations=[
+                VersionLocation(
+                    path=Path("binder/environment.yml"),
+                    template="jupyterlab {version}",
+                ),
+                VersionLocation(path=README, template="jupyterlab {version}",),
+                VersionLocation(path=README, template="JupyterLab {version}",),
+            ],
+        ),
+    ]
+    for package in packages:
+        package.maybe_change_version(dry=dry)
+
+
+if __name__ == "__main__":
+    parser = ArgumentParser()
+    parser.add_argument(
+        "--dry",
+        action="store_true",
+        help="do not perform the update, only show the changes",
+    )
+    args = parser.parse_args()
+    update_versions(dry=args.dry)