Built motion from commit 6a09e18b.|2.6.11

[motion2.git] / legacy-libs / protobufjs / scripts / changelog.js

diff --git a/legacy-libs/protobufjs/scripts/changelog.js b/legacy-libs/protobufjs/scripts/changelog.js
new file mode 100644 (file)
index 0000000..7cc7ac4
--- /dev/null
+++ b/legacy-libs/protobufjs/scripts/changelog.js
@@ -0,0 +1,150 @@
+"use strict";
+
+var path = require("path"),
+    fs   = require("fs");
+
+var gitSemverTags = require("git-semver-tags"),
+    gitRawCommits = require("git-raw-commits"),
+    minimist      = require("minimist");
+
+var basedir = path.join(__dirname, "..");
+var pkg = require(basedir + "/package.json");
+
+var argv = minimist(process.argv, {
+    alias: {
+        tag    : "t",
+        write  : "w"
+    },
+    string: [ "tag" ],
+    boolean: [ "write" ],
+    default: {
+        tag: null,
+        write: false
+    }
+});
+
+// categories to be used in the future and regexes for lazy / older subjects
+var validCategories = {
+    "Breaking": null,
+    "Fixed": /fix|properly|prevent|correctly/i,
+    "New": /added|initial/i,
+    "CLI": /pbjs|pbts|CLI/,
+    "Docs": /README/i,
+    "Other": null
+};
+var breakingFallback = /removed|stripped|dropped/i;
+
+var repo = "https://github.com/protobufjs/protobuf.js";
+
+gitSemverTags(function(err, tags) {
+    if (err)
+        throw err;
+
+    var categories = {};
+    Object.keys(validCategories).forEach(function(category) {
+        categories[category] = [];
+    });
+    var output = [];
+
+    var from = tags[0];
+    var to = "HEAD";
+    var tag;
+    if (argv.tag) {
+        var idx = tags.indexOf(argv.tag);
+        if (idx < 0)
+            throw Error("no such tag: " + argv.tag);
+        from = tags[idx + 1];
+        tag = to = tags[idx];
+    } else
+        tag = pkg.version;
+
+    var commits = gitRawCommits({
+        from: from,
+        to: to,
+        merges: false,
+        format: "%B%n#%H"
+    });
+
+    commits.on("error", function(err) {
+        throw err;
+    });
+
+    commits.on("data", function(chunk) {
+        var message = chunk.toString("utf8").trim();
+        var match = /##([0-9a-f]{40})$/.exec(message);
+        var hash;
+        if (match) {
+            message = message.substring(0, message.length - match[1].length).trim();
+            hash = match[1];
+        }
+        message.split(";").forEach(function(message) {
+            if (/^(Merge pull request |Post-merge)/.test(message))
+                return;
+            var match = /^(\w+):/i.exec(message = message.trim());
+            var category;
+            if (match && match[1] in validCategories) {
+                category = match[1];
+                message = message.substring(match[1].length + 1).trim();
+            } else {
+                var keys = Object.keys(validCategories);
+                for (var i = 0; i < keys.length; ++i) {
+                    var re = validCategories[keys[i]];
+                    if (re && re.test(message)) {
+                        category = keys[i];
+                        break;
+                    }
+                }
+                message = message.replace(/^(\w+):/i, "").trim();
+            }
+            if (!category) {
+                if (breakingFallback.test(message))
+                    category = "Breaking";
+                else
+                    category = "Other";
+            }
+            var nl = message.indexOf("\n");
+            if (nl > -1)
+                message = message.substring(0, nl).trim();
+            if (!hash || message.length < 12)
+                return;
+            message = message.replace(/\[ci skip\]/, "").trim();
+            categories[category].push({
+                text: message,
+                hash: hash
+            });
+        });
+    });
+
+    commits.on("end", function() {
+        output.push("## [" + tag + "](" + repo + "/releases/tag/" + tag + ")\n");
+        Object.keys(categories).forEach(function(category) {
+            var messages = categories[category];
+            if (!messages.length)
+                return;
+            output.push("\n### " + category + "\n");
+            messages.forEach(function(message) {
+                var text = message.text.replace(/#(\d+)/g, "[#$1](" + repo + "/issues/$1)");
+                output.push("[:hash:](" + repo + "/commit/" + message.hash + ") " + text + "<br />\n");
+            });
+        });
+        var current;
+        try {
+            current = fs.readFileSync(basedir + "/CHANGELOG.md").toString("utf8");
+        } catch (e) {
+            current = "";
+        }
+        var re = new RegExp("^## \\[" + tag + "\\]");
+        if (re.test(current)) { // regenerated, replace
+            var pos = current.indexOf("## [", 1);
+            if (pos > -1)
+                current = current.substring(pos).trim();
+            else
+                current = "";
+        }
+        var contents = output.join("") + "\n" + current;
+        if (argv.write)
+            fs.writeFileSync(basedir + "/CHANGELOG.md", contents, "utf8");
+        else
+            process.stdout.write(contents);
+    });
+});