Move set_core_version.py into scripts/

Also make it executable.

scripts/set_core_version.py

@@ -0,0 +1,93 @@
+#!/usr/bin/env python3
+
+import os
+import sys
+import re
+import pathlib
+import subprocess
+from argparse import ArgumentParser
+
+rex = re.compile(r'version = "(\S+)"')
+
+
+def regex_matches(relpath, regex=rex):
+    p = pathlib.Path(relpath)
+    assert p.exists()
+    for line in open(str(p)):
+        m = regex.match(line)
+        if m is not None:
+            return m
+
+
+def read_toml_version(relpath):
+    res = regex_matches(relpath, rex)
+    if res is not None:
+        return res.group(1)
+    raise ValueError("no version found in {}".format(relpath))
+
+
+def replace_toml_version(relpath, newversion):
+    p = pathlib.Path(relpath)
+    assert p.exists()
+    tmp_path = str(p) + "_tmp"
+    with open(tmp_path, "w") as f:
+        for line in open(str(p)):
+            m = rex.match(line)
+            if m is not None:
+                print("{}: set version={}".format(relpath, newversion))
+                f.write('version = "{}"\n'.format(newversion))
+            else:
+                f.write(line)
+    os.rename(tmp_path, str(p))
+
+
+def main():
+    parser = ArgumentParser(prog="set_core_version")
+    parser.add_argument("newversion")
+
+    toml_list = ["Cargo.toml", "deltachat-ffi/Cargo.toml"]
+    try:
+        opts = parser.parse_args()
+    except SystemExit:
+        print()
+        for x in toml_list:
+            print("{}: {}".format(x, read_toml_version(x)))
+        print()
+        raise SystemExit("need argument: new version, example: 1.25.0")
+
+    newversion = opts.newversion
+    if newversion.count(".") < 2:
+        raise SystemExit("need at least two dots in version")
+
+    core_toml = read_toml_version("Cargo.toml")
+    ffi_toml = read_toml_version("deltachat-ffi/Cargo.toml")
+    assert core_toml == ffi_toml, (core_toml, ffi_toml)
+
+    if "alpha" not in newversion:
+        for line in open("CHANGELOG.md"):
+            ## 1.25.0
+            if line.startswith("## "):
+                if line[2:].strip().startswith(newversion):
+                    break
+        else:
+            raise SystemExit("CHANGELOG.md contains no entry for version: {}".format(newversion))
+
+    replace_toml_version("Cargo.toml", newversion)
+    replace_toml_version("deltachat-ffi/Cargo.toml", newversion)
+
+    print("running cargo check")
+    subprocess.call(["cargo", "check"])
+
+    print("adding changes to git index")
+    subprocess.call(["git", "add", "-u"])
+    # subprocess.call(["cargo", "update", "-p", "deltachat"])
+
+    print("after commit make sure to: ")
+    print("")
+    print("   git tag {}".format(newversion))
+    print("")
+
+
+if __name__ == "__main__":
+    main()
+