Merge branch 'release/1.10.0'

Fixes #280 Add release-branch option to filter the Pull Requests

.gitignore

@@ -0,0 +1 @@
+coverage/

.travis.yml

@@ -1,6 +1,8 @@
 sudo: false
-cache: bundler
 language: ruby
+before_install: 
+- gem update --system
+- gem install bundler
 rvm:
 - 2.1.0
 script:

CHANGELOG.md

@@ -1,5 +1,46 @@
 # Change Log
 
+## [Unreleased](https://github.com/skywinder/github-changelog-generator/tree/HEAD)
+
+[Full Changelog](https://github.com/skywinder/github-changelog-generator/compare/1.9.0...HEAD)
+
+**Implemented enhancements:**
+
+- Rubocop: less complex methods in parser.rb [\#297](https://github.com/skywinder/github-changelog-generator/pull/297) ([olleolleolle](https://github.com/olleolleolle))
+- Introduce ParserError exception class [\#296](https://github.com/skywinder/github-changelog-generator/pull/296) ([olleolleolle](https://github.com/olleolleolle))
+- ParserFile: support values with equals signs [\#285](https://github.com/skywinder/github-changelog-generator/pull/285) ([olleolleolle](https://github.com/olleolleolle))
+
+**Merged pull requests:**
+
+- Update bundler [\#306](https://github.com/skywinder/github-changelog-generator/pull/306) ([SteveGilvarry](https://github.com/SteveGilvarry))
+- Add options to def self.user\_and\_project\_from\_git to fix parser.rb:19… [\#303](https://github.com/skywinder/github-changelog-generator/pull/303) ([SteveGilvarry](https://github.com/SteveGilvarry))
+- Git ignore coverage/ [\#300](https://github.com/skywinder/github-changelog-generator/pull/300) ([olleolleolle](https://github.com/olleolleolle))
+- \[refactor\] Fix docblock datatype, use \#map [\#299](https://github.com/skywinder/github-changelog-generator/pull/299) ([olleolleolle](https://github.com/olleolleolle))
+- \[refactor\] Reader: positive Boolean; unused \#map [\#298](https://github.com/skywinder/github-changelog-generator/pull/298) ([olleolleolle](https://github.com/olleolleolle))
+- Add base option to RakeTask [\#287](https://github.com/skywinder/github-changelog-generator/pull/287) ([jkeiser](https://github.com/jkeiser))
+
+## [1.9.0](https://github.com/skywinder/github-changelog-generator/tree/1.9.0) (2015-09-17)
+[Full Changelog](https://github.com/skywinder/github-changelog-generator/compare/1.8.5...1.9.0)
+
+**Implemented enhancements:**
+
+- Feature: exclude\_tags using regular expression [\#281](https://github.com/skywinder/github-changelog-generator/pull/281) ([olleolleolle](https://github.com/olleolleolle))
+- Auto parse options from file .github\_changelog\_generator [\#278](https://github.com/skywinder/github-changelog-generator/pull/278) ([dlanileonardo](https://github.com/dlanileonardo))
+
+## [1.8.5](https://github.com/skywinder/github-changelog-generator/tree/1.8.5) (2015-09-15)
+[Full Changelog](https://github.com/skywinder/github-changelog-generator/compare/1.8.4...1.8.5)
+
+**Merged pull requests:**
+
+- Rake task: Be able to set false value in config [\#279](https://github.com/skywinder/github-changelog-generator/pull/279) ([olleolleolle](https://github.com/olleolleolle))
+
+## [1.8.4](https://github.com/skywinder/github-changelog-generator/tree/1.8.4) (2015-09-01)
+[Full Changelog](https://github.com/skywinder/github-changelog-generator/compare/1.8.3...1.8.4)
+
+**Fixed bugs:**
+
+- Sending OATH through -t fails [\#274](https://github.com/skywinder/github-changelog-generator/issues/274)
+
 ## [1.8.3](https://github.com/skywinder/github-changelog-generator/tree/1.8.3) (2015-08-31)
 [Full Changelog](https://github.com/skywinder/github-changelog-generator/compare/1.8.2...1.8.3)
 
@@ -14,6 +55,10 @@
 
 - Output should not include security information [\#270](https://github.com/skywinder/github-changelog-generator/issues/270)
 
+**Merged pull requests:**
+
+- This PRi will fix \#274. [\#275](https://github.com/skywinder/github-changelog-generator/pull/275) ([skywinder](https://github.com/skywinder))
+
 ## [1.8.1](https://github.com/skywinder/github-changelog-generator/tree/1.8.1) (2015-08-25)
 [Full Changelog](https://github.com/skywinder/github-changelog-generator/compare/1.8.0...1.8.1)
 

Gemfile.lock

@@ -1,7 +1,7 @@
 PATH
   remote: .
   specs:
-    github_changelog_generator (1.8.1)
+    github_changelog_generator (1.9.0)
       colorize (~> 0.7)
       github_api (~> 0.12)
 

README.md

@@ -20,7 +20,7 @@ GitHub Changelog Generator ![GitHub Logo](../master/images/logo.jpg)
   - [Contributing](#contributing)
   - [License](#license)
 
- 
+
 ### Changelog generation has never been so easy:
 
 **Fully automate changelog generation** - This gem generates change log file based on **tags**, **issues** and merged **pull requests** (and splits them into separate lists according labels) from :octocat: GitHub Issue Tracker.
@@ -32,7 +32,7 @@ To make it easier for users and contributors to see precisely what notable chang
 ### *Why should I care?*
 Because software tools are for people. If you don’t care, why are you contributing to open source? Surely, there must be a kernel (ha!) of care somewhere in that lovely little brain of yours.
 
-> :copyright: *[http://keepachangelog.com](http://keepachangelog.com/)*
+> :arrow_right: *[http://keepachangelog.com](http://keepachangelog.com/)*
 
 ## Installation
 
@@ -48,26 +48,26 @@ Because software tools are for people. If you don’t care, why are you contribu
 - In general it looks like this:
 
 > ## [1.2.5](https://github.com/skywinder/Github-Changelog-Generator/tree/1.2.5) (2015-01-15)
-> 
+>
 > [Full Changelog](https://github.com/skywinder/Github-Changelog-Generator/compare/1.2.4...1.2.5)
-> 
+>
 > **Implemented enhancements:**
-> 
+>
 > - Use milestone to specify in which version bug was fixed [\#22](https://github.com/skywinder/Github-Changelog-Generator/issues/22)
-> 
+>
 > **Fixed bugs:**
-> 
+>
 > - Error when trying to generate log for repo without tags [\#32](https://github.com/skywinder/Github-Changelog-Generator/issues/32)
-> 
+>
 > **Merged pull requests:**
-> 
+>
 > - PrettyPrint class is included using lowercase 'pp' [\#43](https://github.com/skywinder/Github-Changelog-Generator/pull/43) ([schwing](https://github.com/schwing))
-> 
+>
 > - support enterprise github via command line options [\#42](https://github.com/skywinder/Github-Changelog-Generator/pull/42) ([glenlovett](https://github.com/glenlovett))
 
 
 ## Usage
-**It's really simple**: 
+**It's really simple**:
 
 - If your **git remote** `origin` refers to your GitHub repo, then just go to your project folder and run:
 
@@ -76,7 +76,7 @@ Because software tools are for people. If you don’t care, why are you contribu
 -  or from anywhere:
     - `github_changelog_generator -u github_username -p github_project`
     - `github_changelog_generator  github_username/github_project`
-     
+
 As output you will get `CHANGELOG.md` file with pretty *Markdown-formatted* changelog.
 
 ### Params
@@ -84,6 +84,16 @@ Type `github_changelog_generator --help` for details.
 
 More detailed info about params you can find in Wiki page: [**Advanced change log generation examples**](https://github.com/skywinder/github-changelog-generator/wiki/Advanced-change-log-generation-examples)
 
+### Params File
+You can put Params in a .github_changelog_generator file in Project Root to override default params:
+
+Example:
+```
+unreleased=false
+future-release=5.0.0
+since-tag=1.0.0
+```
+
 ### GitHub token
 
 Since GitHub allows you to make only 50 requests without authentication it's recommended to run this script with a token (`-t, --token` option)
@@ -92,9 +102,9 @@ Since GitHub allows you to make only 50 requests without authentication it's rec
 
 And:
 
-- Run with key `-t [your-40-digit-token]` 
-- Or set environment variable `CHANGELOG_GITHUB_TOKEN` and specify there your token. 
- 		
+- Run with key `-t [your-40-digit-token]`
+- Or set environment variable `CHANGELOG_GITHUB_TOKEN` and specify there your token.
+
 	i.e. add to your `~/.bash_profile` or `~/.zshrc` or any other place to load ENV variables string :
 
         export CHANGELOG_GITHUB_TOKEN="your-40-digit-github-token"
@@ -107,7 +117,7 @@ It's time to create this token or wait for 1 hour before GitHub reset the counte
 ## Migrating from a manual changelog
 
 Knowing how dedicated you are to your project, you probably haven't been waiting for github-changelog-generator to keep a changelog,
-but you most likely wouln't like to have to open issues and PRs for all past features listed in your historic changelog.
+but you most likely wouldn't like to have to open issues and PRs for all past features listed in your historic changelog.
 
 That's where `--base` comes handy. This option lets you pass a static changelog to be appended at the end of the generated entries.
 
@@ -139,10 +149,10 @@ All command line options can be passed to the Rake task as `config` parameters.
     - Merged pull requests (all `merged` pull-requests) :twisted_rightwards_arrows:
     - Bug fixes (by label `bug` in issue) :beetle:
     - Enhancements (by label `enhancement` in issue) :star2:
-    - 	Issues (closed issues `w/o any labels`) :non-potable_water:    
+    - 	Issues (closed issues `w/o any labels`) :non-potable_water:
 
 - You can manually set which labels should be included/excluded. :wrench:
-- Apply a lot of other customisations, to fit changelog for your personal style :tophat: 
+- Apply a lot of other customisations, to fit changelog for your personal style :tophat:
 (*look `github_changelog_generator --help`  for details)*
 
 
@@ -153,7 +163,7 @@ Here is a [wikipage list of alternatives](https://github.com/skywinder/Github-Ch
 
 
 ### Projects using this library
-[Wikipage with list of projects](https://github.com/skywinder/Github-Changelog-Generator/wiki/Projects-using-Github-Changelog-Generator) 
+[Wikipage with list of projects](https://github.com/skywinder/Github-Changelog-Generator/wiki/Projects-using-Github-Changelog-Generator)
 
 If you've used this project in a live app, please let me know! Nothing makes me happier than seeing someone else take my work and go wild with it.
 
@@ -161,9 +171,9 @@ If you've used this project in a live app, please let me know! Nothing makes me
 
 ## Am I missing some essential feature?
 
-- **Nothing is impossible!** 
+- **Nothing is impossible!**
 
-- Open an [issue](https://github.com/skywinder/Github-Changelog-Generator/issues/new) and let's make generator better together! 
+- Open an [issue](https://github.com/skywinder/Github-Changelog-Generator/issues/new) and let's make generator better together!
 
 - *Bug reports, feature requests, patches, well-wishes are always welcome* :heavy_exclamation_mark:
 

lib/CHANGELOG.md

@@ -22,6 +22,7 @@
 
 **Merged pull requests:**
 
+- Merged br \(should appear in change log also\) [\#21](https://github.com/skywinder/changelog_test/pull/21) ([skywinder](https://github.com/skywinder))
 - This a PR with a lot of comments and events [\#17](https://github.com/skywinder/changelog_test/pull/17) ([skywinder](https://github.com/skywinder))
 - This PR closes 14 from commit [\#15](https://github.com/skywinder/changelog_test/pull/15) ([skywinder](https://github.com/skywinder))
 - This PR to close \#12 from body [\#13](https://github.com/skywinder/changelog_test/pull/13) ([skywinder](https://github.com/skywinder))

lib/github_changelog_generator.rb

@@ -7,6 +7,7 @@ require "benchmark"
 
 require_relative "github_changelog_generator/helper"
 require_relative "github_changelog_generator/parser"
+require_relative "github_changelog_generator/parser_file"
 require_relative "github_changelog_generator/generator/generator"
 require_relative "github_changelog_generator/version"
 require_relative "github_changelog_generator/reader"

lib/github_changelog_generator/fetcher.rb

@@ -18,12 +18,12 @@ module GitHubChangelogGenerator
       @user = @options[:user]
       @project = @options[:project]
       @github_token = fetch_github_token
-      github_options = { per_page: PER_PAGE_NUMBER }
-      github_options[:oauth_token] = @github_token unless @github_token.nil?
-      github_options[:endpoint] = @options[:github_endpoint] unless @options[:github_endpoint].nil?
-      github_options[:site] = @options[:github_endpoint] unless @options[:github_site].nil?
+      @github_options = { per_page: PER_PAGE_NUMBER }
+      @github_options[:oauth_token] = @github_token unless @github_token.nil?
+      @github_options[:endpoint] = @options[:github_endpoint] unless @options[:github_endpoint].nil?
+      @github_options[:site] = @options[:github_endpoint] unless @options[:github_site].nil?
 
-      @github = check_github_response { Github.new github_options }
+      @github = check_github_response { Github.new @github_options }
     end
 
     # Returns GitHub token. First try to use variable, provided by --token option,
@@ -123,7 +123,16 @@ Make sure, that you push tags to remote repo via 'git push --tags'".yellow
     def fetch_closed_pull_requests
       pull_requests = []
       begin
-        response = @github.pull_requests.list @options[:user], @options[:project], state: "closed"
+        if @options[:release_branch].nil?
+          response = @github.pull_requests.list @options[:user],
+                                                @options[:project],
+                                                state: "closed"
+        else
+          response = @github.pull_requests.list @options[:user],
+                                                @options[:project],
+                                                state: "closed",
+                                                base: @options[:release_branch]
+        end
         page_i = 0
         count_pages = response.count_pages
         response.each_page do |page|

lib/github_changelog_generator/generator/generator_processor.rb

@@ -178,8 +178,10 @@ module GitHubChangelogGenerator
         fetched_pr = closed_pull_requests.find do |fpr|
           fpr.number == pr.number
         end
-        pr[:merged_at] = fetched_pr[:merged_at]
-        closed_pull_requests.delete(fetched_pr)
+        if fetched_pr
+          pr[:merged_at] = fetched_pr[:merged_at]
+          closed_pull_requests.delete(fetched_pr)
+        end
       end
 
       pull_requests.select! do |pr|

lib/github_changelog_generator/generator/generator_tags.rb

@@ -131,16 +131,45 @@ module GitHubChangelogGenerator
     # @param [Array] all_tags all tags
     # @return [Array] filtered tags according :exclude_tags option
     def filter_excluded_tags(all_tags)
-      filtered_tags = all_tags
-      if @options[:exclude_tags]
-        @options[:exclude_tags].each do |tag|
-          unless all_tags.map(&:name).include? tag
-            Helper.log.warn "Warning: can't find tag #{tag}, specified with --exclude-tags option."
-          end
-        end
-        filtered_tags = all_tags.reject { |tag| @options[:exclude_tags].include? tag.name }
+      return all_tags unless @options[:exclude_tags]
+
+      apply_exclude_tags(all_tags)
+    end
+
+    private
+
+    def apply_exclude_tags(all_tags)
+      if @options[:exclude_tags].is_a?(Regexp)
+        filter_tags_with_regex(all_tags)
+      else
+        filter_exact_tags(all_tags)
+      end
+    end
+
+    def filter_tags_with_regex(all_tags)
+      warn_if_nonmatching_regex(all_tags)
+      all_tags.reject { |tag| @options[:exclude_tags] =~ tag.name }
+    end
+
+    def filter_exact_tags(all_tags)
+      @options[:exclude_tags].each do |tag|
+        warn_if_tag_not_found(all_tags, tag)
+      end
+      all_tags.reject { |tag| @options[:exclude_tags].include? tag.name }
+    end
+
+    def warn_if_nonmatching_regex(all_tags)
+      unless all_tags.map(&:name).any? { |t| @options[:exclude_tags] =~ t }
+        Helper.log.warn "Warning: unable to reject any tag, using regex "\
+                        "#{@options[:exclude_tags].inspect} in --exclude-tags "\
+                        "option."
+      end
+    end
+
+    def warn_if_tag_not_found(all_tags, tag)
+      unless all_tags.map(&:name).include? tag
+        Helper.log.warn "Warning: can't find tag #{tag}, specified with --exclude-tags option."
       end
-      filtered_tags
     end
   end
 end

lib/github_changelog_generator/parser.rb

@@ -7,20 +7,16 @@ module GitHubChangelogGenerator
   class Parser
     # parse options with optparse
     def self.parse_options
-      options = get_default_options
+      options = default_options
+
+      ParserFile.new(options).parse!
 
       parser = setup_parser(options)
-
       parser.parse!
 
-      if options[:user].nil? || options[:project].nil?
-        detect_user_and_project(options, ARGV[0], ARGV[1])
-      end
+      user_and_project_from_git(options)
 
-      if !options[:user] || !options[:project]
-        puts parser.banner
-        exit
-      end
+      abort(parser.banner) unless options[:user] && options[:project]
 
       print_options(options)
 
@@ -147,6 +143,9 @@ module GitHubChangelogGenerator
         opts.on("--future-release [RELEASE-VERSION]", "Put the unreleased changes in the specified release number.") do |future_release|
           options[:future_release] = future_release
         end
+        opts.on("--release-branch [RELEASE-BRANCH]", "Limit pull requests to the release branch, such as master or release") do |release_branch|
+          options[:release_branch] = release_branch
+        end
         opts.on("--[no-]verbose", "Run verbosely. Default is true") do |v|
           options[:verbose] = v
         end
@@ -163,8 +162,8 @@ module GitHubChangelogGenerator
     end
 
     # just get default options
-    def self.get_default_options
-      options = {
+    def self.default_options
+      {
         tag1: nil,
         tag2: nil,
         date_format: "%Y-%m-%d",
@@ -192,21 +191,25 @@ module GitHubChangelogGenerator
         enhancement_prefix: "**Implemented enhancements:**",
         git_remote: "origin"
       }
+    end
 
-      options
+    def self.user_and_project_from_git(options)
+      if options[:user].nil? || options[:project].nil?
+        detect_user_and_project(options, ARGV[0], ARGV[1])
+      end
     end
 
     # Detects user and project from git
     def self.detect_user_and_project(options, arg0 = nil, arg1 = nil)
       options[:user], options[:project] = user_project_from_option(arg0, arg1, options[:github_site])
-      if !options[:user] || !options[:project]
-        if ENV["RUBYLIB"] =~ /ruby-debug-ide/
-          options[:user] = "skywinder"
-          options[:project] = "changelog_test"
-        else
-          remote = `git config --get remote.#{options[:git_remote]}.url`
-          options[:user], options[:project] = user_project_from_remote(remote)
-        end
+      return if options[:user] && options[:project]
+
+      if ENV["RUBYLIB"] =~ /ruby-debug-ide/
+        options[:user] = "skywinder"
+        options[:project] = "changelog_test"
+      else
+        remote = `git config --get remote.#{options[:git_remote]}.url`
+        options[:user], options[:project] = user_project_from_remote(remote)
       end
     end
 

lib/github_changelog_generator/parser_file.rb

@@ -0,0 +1,39 @@
+module GitHubChangelogGenerator
+  ParserError = Class.new(StandardError)
+
+  class ParserFile
+    def initialize(options)
+      @options = options
+    end
+
+    def parse!
+      return unless File.exist?(file)
+
+      File.readlines(file).each { |line| parse_line!(line) }
+    end
+
+    private
+
+    def file
+      @file ||= File.expand_path(@options[:params_file] || ".github_changelog_generator")
+    end
+
+    def parse_line!(line)
+      key_sym, value = extract_pair(line)
+      value = true if value =~ (/^(true|t|yes|y|1)$/i)
+      value = false if value =~ (/^(false|f|no|n|0)$/i)
+      @options[key_sym] = value
+    rescue
+      raise ParserError, "Config file #{file} is incorrect in line \"#{line.gsub(/[\n\r]+/, '')}\""
+    end
+
+    # Returns a the setting as a symbol and its string value sans newlines.
+    #
+    # @param line [String] unparsed line from config file
+    # @return [Array<Symbol, String>]
+    def extract_pair(line)
+      key, value = line.split("=", 2)
+      [key.sub("-", "_").to_sym, value.gsub(/[\n\r]+/, "")]
+    end
+  end
+end

lib/github_changelog_generator/reader.rb

@@ -53,31 +53,28 @@ module GitHubChangelogGenerator
 
       @heading_structures.each do |regexp|
         matches = Regexp.new(regexp).match(heading)
-        captures.merge!(Hash[matches.names.map.zip(matches.captures)]) unless matches.nil?
-
-        # Try Regular Expressions until you find one that delivers results
-        break unless matches.nil?
+        if matches
+          captures.merge!(Hash[matches.names.zip(matches.captures)])
+          break
+        end
       end
 
       captures
     end
 
-    # Parse the given ChangeLog data into a Hash
+    # Parse the given ChangeLog data into a list of Hashes
     #
     # @param [String] data File data from the ChangeLog.md
-    # @return [Hash] Parsed data, e.g. [{ 'version' => ..., 'url' => ..., 'date' => ..., 'content' => ...}, ...]
+    # @return [Array<Hash>] Parsed data, e.g. [{ 'version' => ..., 'url' => ..., 'date' => ..., 'content' => ...}, ...]
     def parse(data)
       sections = data.split(/^## .+?$/)
       headings = data.scan(/^## .+?$/)
-      changelog = []
 
-      headings.each_with_index do |heading, index|
-        captures = parse_heading(heading)
-        captures["content"] = sections.at(index + 1)
-        changelog.push captures
+      headings.each_with_index.map do |heading, index|
+        section = parse_heading(heading)
+        section["content"] = sections.at(index + 1)
+        section
       end
-
-      changelog
     end
 
     def read(file_path)

lib/github_changelog_generator/task.rb

@@ -16,7 +16,8 @@ module GitHubChangelogGenerator
                   bug_labels enhancement_labels
                   between_tags exclude_tags since_tag max_issues
                   github_site github_endpoint simple_list
-                  future_release verbose release_url )
+                  future_release release_branch verbose release_url
+                  base )
 
     OPTIONS.each do |o|
       attr_accessor o.to_sym
@@ -43,15 +44,13 @@ module GitHubChangelogGenerator
 
       task @name do
         # mimick parse_options
-        options = Parser.get_default_options
+        options = Parser.default_options
 
-        if options[:user].nil? || options[:project].nil?
-          Parser.detect_user_and_project(options)
-        end
+        Parser.user_and_project_from_git(options)
 
         OPTIONS.each do |o|
           v = instance_variable_get("@#{o}")
-          options[o.to_sym] = v if v
+          options[o.to_sym] = v unless v.nil?
         end
 
         generator = Generator.new options

lib/github_changelog_generator/version.rb

@@ -1,3 +1,3 @@
 module GitHubChangelogGenerator
-  VERSION = "1.8.4"
+  VERSION = "1.10.0"
 end

spec/files/github_changelog_params_incorrect

@@ -0,0 +1,2 @@
+unreleased_label: staging
+unreleased: false

spec/files/github_changelog_params_override

@@ -0,0 +1,3 @@
+unreleased_label=staging
+unreleased=false
+header==== Changelog ===

spec/spec_helper.rb

@@ -31,91 +31,25 @@ SimpleCov.formatter = SimpleCov::Formatter::MultiFormatter[
 SimpleCov.start
 
 require "github_changelog_generator"
+require "github_changelog_generator/task"
 
-# This file was generated by the `rspec --init` command. Conventionally, all
-# specs live under a `spec` directory, which RSpec adds to the `$LOAD_PATH`.
-# The generated `.rspec` file contains `--require spec_helper` which will cause
-# this file to always be loaded, without a need to explicitly require it in any
-# files.
-#
-# Given that it is always loaded, you are encouraged to keep this file as
-# light-weight as possible. Requiring heavyweight dependencies from this file
-# will add to the boot time of your test suite on EVERY test run, even for an
-# individual file that may not need all of that loaded. Instead, consider making
-# a separate helper file that requires the additional dependencies and performs
-# the additional setup, and require it from the spec files that actually need
-# it.
-#
-# The `.rspec` file also contains a few flags that are not defaults but that
-# users commonly want.
-#
-# See http://rubydoc.info/gems/rspec-core/RSpec/Core/Configuration
 RSpec.configure do |config|
-  # rspec-expectations config goes here. You can use an alternate
-  # assertion/expectation library such as wrong or the stdlib/minitest
-  # assertions if you prefer.
   config.expect_with :rspec do |expectations|
-    # This option will default to `true` in RSpec 4. It makes the `description`
-    # and `failure_message` of custom matchers include text for helper methods
-    # defined using `chain`, e.g.:
-    #     be_bigger_than(2).and_smaller_than(4).description
-    #     # => "be bigger than 2 and smaller than 4"
-    # ...rather than:
-    #     # => "be bigger than 2"
     expectations.include_chain_clauses_in_custom_matcher_descriptions = true
   end
 
-  # rspec-mocks config goes here. You can use an alternate test double
-  # library (such as bogus or mocha) by changing the `mock_with` option here.
   config.mock_with :rspec do |mocks|
-    # Prevents you from mocking or stubbing a method that does not exist on
-    # a real object. This is generally recommended, and will default to
-    # `true` in RSpec 4.
     mocks.verify_partial_doubles = true
   end
 
-  # These two settings work together to allow you to limit a spec run
-  # to individual examples or groups you care about by tagging them with
-  # `:focus` metadata. When nothing is tagged with `:focus`, all examples
-  # get run.
   config.filter_run :focus
   config.run_all_when_everything_filtered = true
 
-  # Limits the available syntax to the non-monkey patched syntax that is
-  # recommended. For more details, see:
-  #   - http://myronmars.to/n/dev-blog/2012/06/rspecs-new-expectation-syntax
-  #   - http://teaisaweso.me/blog/2013/05/27/rspecs-new-message-expectation-syntax/
-  #   - http://myronmars.to/n/dev-blog/2014/05/notable-changes-in-rspec-3#new__config_option_to_disable_rspeccore_monkey_patching
-  # config.disable_monkey_patching!
-
-  # This setting enables warnings. It's recommended, but in some cases may
-  # be too noisy due to issues in dependencies.
   config.warnings = true
 
-  # Many RSpec users commonly either run the entire suite or an individual
-  # file, and it's useful to allow more verbose output when running an
-  # individual spec file.
-  if config.files_to_run.one?
-    # Use the documentation formatter for detailed output,
-    # unless a formatter has already been configured
-    # (e.g. via a command-line flag).
-    config.default_formatter = "doc"
-  end
+  config.default_formatter = "doc" if config.files_to_run.one?
 
-  # Print the 10 slowest examples and example groups at the
-  # end of the spec run, to help surface which specs are running
-  # particularly slow.
-  # config.profile_examples = 10
-
-  # Run specs in random order to surface order dependencies. If you find an
-  # order dependency and want to debug it, you can fix the order by providing
-  # the seed, which is printed after each run.
-  #     --seed 1234
   config.order = :random
 
-  # Seed global randomization in this process using the `--seed` CLI option.
-  # Setting this allows you to use `--seed` to deterministically reproduce
-  # test failures related to randomization by passing the same `--seed` value
-  # as the one that triggered the failure.
   Kernel.srand config.seed
 end

spec/unit/generator/generator_tags_spec.rb

@@ -87,6 +87,18 @@ describe GitHubChangelogGenerator::Generator do
       it { is_expected.to be_a Array }
       it { is_expected.to match_array(tags_mash_from_strings(%w(1 2 3))) }
     end
+
+    context "with regex exclude_tags" do
+      let(:generator) { GitHubChangelogGenerator::Generator.new(exclude_tags: /[23]/) }
+      it { is_expected.to be_a Array }
+      it { is_expected.to match_array(tags_mash_from_strings(%w(1))) }
+    end
+
+    context "with non-matching regex in exclude_tags" do
+      let(:generator) { GitHubChangelogGenerator::Generator.new(exclude_tags: /[abc]/) }
+      it { is_expected.to be_a Array }
+      it { is_expected.to match_array(tags_mash_from_strings(%w(1 2 3))) }
+    end
   end
 
   describe "#filter_since_tag" do

spec/unit/parse_file_spec.rb

@@ -0,0 +1,41 @@
+describe GitHubChangelogGenerator::ParserFile do
+  describe ".github_changelog_generator" do
+    context "when no has file" do
+      let(:options) { {} }
+      let(:parse) { GitHubChangelogGenerator::ParserFile.new(options) }
+      subject { parse.parse! }
+      it { is_expected.to be_nil }
+    end
+
+    context "when file is empty" do
+      let(:options) { { params_file: "spec/files/github_changelog_params_empty" } }
+      let(:parse) { GitHubChangelogGenerator::ParserFile.new(options) }
+
+      it "does not change the options" do
+        expect { parse.parse! }.to_not change { options }
+      end
+    end
+
+    context "when file is incorrect" do
+      let(:options) { { params_file: "spec/files/github_changelog_params_incorrect" } }
+      let(:options_before_change) { options.dup }
+      let(:parse) { GitHubChangelogGenerator::ParserFile.new(options) }
+      it { expect { parse.parse! }.to raise_error(GitHubChangelogGenerator::ParserError) }
+    end
+
+    context "when override default values" do
+      let(:default_options) { GitHubChangelogGenerator::Parser.default_options }
+      let(:options) { { params_file: "spec/files/github_changelog_params_override" }.merge(default_options) }
+      let(:options_before_change) { options.dup }
+      let(:parse) { GitHubChangelogGenerator::ParserFile.new(options) }
+
+      it "changes the options" do
+        expect { parse.parse! }.to change { options }
+          .from(options_before_change)
+          .to(options_before_change.merge(unreleased_label: "staging",
+                                          unreleased: false,
+                                          header: "=== Changelog ==="))
+      end
+    end
+  end
+end