docs(changelog test): i test how to automate ChangeLog

node_modules/cz-conventional-changelog/index.js

@@ -0,0 +1,50 @@
+'format cjs';
+
+var engine = require('./engine');
+var conventionalCommitTypes = require('conventional-commit-types');
+var configLoader = require('commitizen').configLoader;
+
+var config = configLoader.load() || {};
+var options = {
+  types: config.types || conventionalCommitTypes.types,
+  defaultType: process.env.CZ_TYPE || config.defaultType,
+  defaultScope: process.env.CZ_SCOPE || config.defaultScope,
+  defaultSubject: process.env.CZ_SUBJECT || config.defaultSubject,
+  defaultBody: process.env.CZ_BODY || config.defaultBody,
+  defaultIssues: process.env.CZ_ISSUES || config.defaultIssues,
+  disableScopeLowerCase:
+    process.env.DISABLE_SCOPE_LOWERCASE || config.disableScopeLowerCase,
+  disableSubjectLowerCase:
+    process.env.DISABLE_SUBJECT_LOWERCASE || config.disableSubjectLowerCase,
+  maxHeaderWidth:
+    (process.env.CZ_MAX_HEADER_WIDTH &&
+      parseInt(process.env.CZ_MAX_HEADER_WIDTH)) ||
+    config.maxHeaderWidth ||
+    100,
+  maxLineWidth:
+    (process.env.CZ_MAX_LINE_WIDTH &&
+      parseInt(process.env.CZ_MAX_LINE_WIDTH)) ||
+    config.maxLineWidth ||
+    100
+};
+
+(function(options) {
+  try {
+    var commitlintLoad = require('@commitlint/load');
+    commitlintLoad().then(function(clConfig) {
+      if (clConfig.rules) {
+        var maxHeaderLengthRule = clConfig.rules['header-max-length'];
+        if (
+          typeof maxHeaderLengthRule === 'object' &&
+          maxHeaderLengthRule.length >= 3 &&
+          !process.env.CZ_MAX_HEADER_WIDTH &&
+          !config.maxHeaderWidth
+        ) {
+          options.maxHeaderWidth = maxHeaderLengthRule[2];
+        }
+      }
+    });
+  } catch (err) {}
+})(options);
+
+module.exports = engine(options);