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coca: Coca 是一个用于系统重构、系统迁移和系统分析的工具箱。它可以分析代码中的 ba ...

原作者: [db:作者] 来自: 网络 收藏 邀请

Coca - toolbox for system refactoring and analysis

GitHub release (latest SemVer)Build StatusMaintainabilitycodecovGitHub go.mod Go versionGo

Coca is a toolbox which is design for legacy system refactoring and analysis, includes call graph, concept analysis, api tree, design patterns suggest.Coca 是一个用于系统重构、系统迁移和系统分析的工具箱。它可以分析代码中的测试坏味道、模块化分析、行数统计、分析调用与依赖、Git 分析以及自动化重构等。

Related Tools: Coco is an effective DevOps analysis and auto-suggest tool.

Migration Guide (Chinese Version): 《系统重构与迁移指南》

Inspired by: newlee & Tequila

Ant To Maven: Merry

Refactoring Modeling:

Refactoring Modeling

  • Languages Support
    • Java (full features)
    • Golang (support: analysis, todo, concept, git, suggest)
    • TypeScript / JavaScript (TBC)
    • Python (support: analysis, todo, concept, git, suggest)

Features List:

Available Commands:  analysis    analysis code  api         scan HTTP api from annotation  arch        project package visualization  bs          generate bad smell list and suggestions  call        show call graph with specific method  cloc        count lines of code with complexity estimation  concept     build domain concept from source code  count       count most refs function  evaluate    evaluate code situation and refactor effort  git         analysis git commit history for revs count, summary and suggest  help        Help about any command  rcall       reverse call graph visualization  refactor    auto refactor code  suggest     find usable Design Patterns from code  tbs         generate tests bad smell  todo        scan all todo, and list with time  version     version

Requirements:

  1. graphviz for dot file to images (such as svg, png)

Getting started

The easiest way to get coca is to use one of the pre-built release binaries which are available for OSX, Linux, Windows on the release page.

You can also install yourself :

go get -u github.com/phodal/coca

Usage

Analysis

coca analysis

Arch

coca arch

Android Studio Gradle DSL Module (merge header)

command: coca arch -x "com.android.tools.idea.gradle.dsl" -H true

Gradle Demo

Android Studio Gradle DSL Module Elements Part:

command: coca arch -x "com.android.tools.idea.gradle.dsl.parser.elements"

Gradle Demo

Find Bad Smells

coca bs -s type

Examples Result:

{   "dataClass": [      {         "File": "examples/api/BookController.java",         "BS": "dataClass"      }   ],   "lazyElement": [      {         "File": "examples/api/model/BookRepresentaion.java",         "BS": "lazyElement"      }   ]}

Code Line Count

coca cloc

Results:

───────────────────────────────────────────────────────────────────────────────Language                 Files     Lines   Blanks  Comments     Code Complexity───────────────────────────────────────────────────────────────────────────────Go                          58     31763     7132       890    23741       2847Java                        44       971      208        21      742         62Markdown                     8       238       75         0      163          0Gherkin Specificati…         2        32        2        16       14          0Document Type Defin…         1       293       36         0      257          0License                      1       201       32         0      169          0SQL                          1         2        0         0        2          0SVG                          1       199        0        34      165          0Shell                        1         3        1         1        1          0XML                          1        13        0         0       13          0gitignore                    1        61        8         4       49          0───────────────────────────────────────────────────────────────────────────────Total                      119     33776     7494       966    25316       2909───────────────────────────────────────────────────────────────────────────────Estimated Cost to Develop $803,822Estimated Schedule Effort 14.120551 monthsEstimated People Required 6.743156───────────────────────────────────────────────────────────────────────────────

Results to json

coca cloc --by-file --format json

Cloc by directory

coca cloc ~/intellij-community/android/ --by-directory --include-ext=java,kt --not-match=".*(Test|Tests)\.(kt|java)"

results csv:

module,summaryadt-branding,169adt-testutils,257adt-ui,21987adt-ui-model,3450android,361270android-adb,497android-common,3280android-debuggers,3030android-kotlin,8816android-lang,24796android-lang-databinding,6392android-layout-inspector,2533...

Cloc Top File

coca cloc ~/intellij-community/android/designer/src/com/android/tools/idea --top-file --top-size 10

output to: coca_reporter/sort_cloc.json and also:

| LENGTH | COMPLEXITY |             LOCATION              ||--------|------------|-----------------------------------||   1642 |        236 | ConstraintLayoutHandler.java      ||   1492 |        375 | ConstraintComponentUtilities.java ||   1189 |        166 | CommonActions.java                ||   1184 |        325 | ConstraintWidget.java             ||   1169 |        129 | SingleWidgetView.java             ||   1115 |        213 | ScoutArrange.java                 ||   1097 |        281 | ScoutWidget.java                  ||   1081 |        224 | 3d/Rasterize.java                 ||   1016 |        159 | LayoutlibSceneManager.java        ||   1014 |        220 | TimeLinePanel.java                |

Build Deps Tree

coca call -c com.phodal.pholedge.book.BookController.createBook -r com.phodal.pholedge.

Examples Results:

Call Demo

Identify Spring API

coca api -f

API Demo

With Count

coca api -r com.phodal.pholedge. -c

or multi package:

coca api -r com.macro.mall.demo.controller.,com.zheng.cms.admin.,com.phodal.pholedge -c

+------+--------+------------------------------------------------+------------------------------------------------------------------------+| SIZE | METHOD |                      URI                       |                                 CALLER                                 |+------+--------+------------------------------------------------+------------------------------------------------------------------------+|   36 | GET    | /aliyun/oss/policy                             | controller.OssController.policy                                        ||   21 | POST   | /aliyun/osscallback                            | controller.OssController.callback                                      ||   17 | GET    | /subject/list                                  | controller.CmsSubjectController.getList                                ||   17 | GET    | /esProduct/search                              | search.controller.EsProductController.search                           ||   17 | GET    | /order/list                                    | controller.OmsOrderController.list                                     ||   17 | GET    | /productAttribute/list/{cid}                   | controller.PmsProductAttributeController.getList                       ||   17 | GET    | /productCategory/list/{parentId}               | controller.PmsProductCategoryController.getList                        ||   17 | GET    | /brand/list                                    | controller.PmsBrandController.getList                                  ||   17 | GET    | /esProduct/search/simple                       | search.controller.EsProductController.search                           |+------+--------+------------------------------------------------+------------------------------------------------------------------------+

Git Analysis

coca git -t

Results:

+---------------------------------------------------------------------------------------------------------------------+-----------+-------------+|                                                     ENTITYNAME                                                      | REVSCOUNT | AUTHORCOUNT |+---------------------------------------------------------------------------------------------------------------------+-----------+-------------+| build.gradle                                                                                                        |      1326 |          36 || src/asciidoc/index.adoc                                                                                             |       239 |          20 || build-spring-framework/resources/changelog.txt                                                                      |       187 |          10 || spring-core/src/main/java/org/springframework/core/annotation/AnnotationUtils.java                                  |       170 |          10 || spring-beans/src/main/java/org/springframework/beans/factory/support/DefaultListableBeanFactory.java                |       159 |          15 || src/docs/asciidoc/web/webmvc.adoc                                                                                   |       121 |          24 || spring-context/src/main/java/org/springframework/context/annotation/ConfigurationClassParser.java                   |       118 |           9 || src/dist/changelog.txt                                                                                              |       118 |           9 || spring-webmvc/src/main/java/org/springframework/web/servlet/config/annotation/WebMvcConfigurationSupport.java       |       116 |          15 || spring-beans/src/main/java/org/springframework/beans/factory/support/AbstractAutowireCapableBeanFactory.java        |       113 |          15 || spring-web/src/main/java/org/springframework/http/HttpHeaders.java                                                  |       111 |          18 || src/docs/asciidoc/web/webflux.adoc                                                                                  |       108 |          21 || spring-core/src/main/java/org/springframework/core/annotation/AnnotatedElementUtils.java                            |       107 |           9 || spring-test/spring-test.gradle                                                                                      |       105 |           7 || spring-webmvc/src/main/java/org/springframework/web/servlet/mvc/method/annotation/RequestMappingHandlerAdapter.java |       105 |          13 || spring-messaging/src/main/java/org/springframework/messaging/simp/stomp/StompBrokerRelayMessageHandler.java         |       101 |          12 || spring-web/src/main/java/org/springframework/web/client/RestTemplate.java                                           |        98 |          17 || spring-webmvc/src/main/java/org/springframework/web/servlet/resource/ResourceHttpRequestHandler.java                |        96 |          14 || org.springframework.core/src/main/java/org/springframework/core/convert/TypeDescriptor.java                         |        93 |           4 || spring-core/src/main/java/org/springframework/core/ResolvableType.java                                              |        92 |          10 |+---------------------------------------------------------------------------------------------------------------------+-----------+-------------+

Concept Analyser

coca concept

Results Examples:

+------------------+--------+|      WORDS       | COUNTS |+------------------+--------+| context          |    590 || resolve          |    531 || path             |    501 || content          |    423 || code             |    416 || resource         |    373 || property         |    372 || session          |    364 || attribute        |    349 || properties       |    343 || headers          |    330 |+------------------+--------+

Count Refs

coca count

Results:

+------------+--------------------------------------------------------------------------+| REFS COUNT |                                  METHOD                                  |+------------+--------------------------------------------------------------------------+|          2 | com.phodal.pholedge.book.BookRepository.byId                             ||          2 | com.phodal.pholedge.book.model.Book.toRepresentation                     ||          2 | com.phodal.pholedge.book.BookRepository.save                             ||          2 | com.phodal.coca.analysis.JavaCallApp.parse                               ||          2 | com.phodal.pholedge.book.BookRepository.save                             ||          2 | com.phodal.coca.analysis.JavaCallApp.parse                               ||          1 | com.phodal.pholedge.book.model.Book.save                                 ||          1 | evolution.analysis.jv.calls.JavaCallVisitor.parseNewType                 ||          1 | evolution.analysis.jv.calls.JavaCallVisitor.isNotSpecialNewWord          ||          1 | com.phodal.pholedge.book.BookMapper.byId                                 ||          1 | com.phodal.pholedge.book.BookService.updateBook                          ||          1 | com.phodal.pholedge.book.BookService.getBooksLists                       ||          1 | com.phodal.pholedge.book.BookService.getBookById                         ||          1 | com.phodal.pholedge.book.BookMapper.doSave                               ||          1 | com.phodal.pholedge.book.BookMapper.list                                 ||          1 | com.phodal.pholedge.book.BookService.createBook                          ||          1 | com.phodal.pholedge.book.BookFactory.create                              ||          1 | com.phodal.pholedge.book.BookRepository.list                             ||          1 | com.phodal.pholedge.book.model.Book.create                               |+------------+--------------------------------------------------------------------------+

Reverse Call Graph

coca rcall -c org.bytedeco.javacpp.tools.TokenIndexer.get

Results:

digraph G { edge [dir="back"];"org.bytedeco.javacpp.tools.Parser.extern" -> "org.bytedeco.javacpp.tools.Parser.declarations";"org.bytedeco.javacpp.tools.Parser.declarations" -> "org.bytedeco.javacpp.tools.Parser.extern";...}

RCall Demo

Auto Refactor

support:

  • rename
  • move
  • remove unused import
  • remove unused class
coca refactor -R rename.coca -p src/maincoca refactor -m move.config -p .

Evaluate

coca evaluate

Arduino Results(Old Version):

+--------------------------------+-------+-----------------------+-------+-----------+|              TYPE              | COUNT |         LEVEL         | TOTAL |   RATE    |+--------------------------------+-------+-----------------------+-------+-----------+| Nullable / Return Null         |     0 | Method                |  1615 | 0.00%     || Utils                          |     7 | Class                 |   252 | 2.78%     || Static Method                  |     0 | Method                |  1615 | 0.43%     || Average Method Num.            |  1615 | Method/Class          |   252 |  6.408730 || Method Num. Std Dev / 标准差   |  1615 | Class                 | -     |  7.344917 || Average Method Length          | 13654 | Without Getter/Setter |  1100 | 12.412727 || Method Length Std Dev / 标准差 |  1615 | Method                | -     | 20.047092 |+--------------------------------+-------+-----------------------+-------+-----------+

New Version:

|              TYPE              | TYPE COUNT |         LEVEL         | LEVEL TOTAL | VALUE = COUNT / TOTAL ||--------------------------------|------------|-----------------------|-------------|-----------------------|| Nullable / Return Null         |          0 | Method                |           6 | 0.00%                 || Utils                          |          0 | Class                 |          14 | 0.00%                 || Static Method                  |          1 | Method                |           6 | 0.00%                 || Average Method Num.            |          6 | Method/Class          |          14 |              0.428571 || Method Num. Std Dev / 标准差   |          6 | Class                 | -           |              0.646206 || Average Method Length          |          0 | Without Getter/Setter |           0 | NaN                   || Method Length Std Dev / 标准差 |          0 | Method                | -           | NaN                   |

Evaluate.json examples

{	"Nullable": {		"Items": [			"nonnull.Name.testNull",			"nonnull.Name.orElseNull",			"org.ofbiz.base.util.UtilURL.fromResource",			"org.ofbiz.base.util.UtilURL.getOfbizHomeRelativeLocationFromFilePath",			"study.huhao.demo.adapters.outbound.persistence.blog.BlogPO.toDomainModel",			"study.huhao.demo.adapters.outbound.persistence.blog.BlogPO.toDomainModel",			"study.huhao.demo.adapters.outbound.persistence.blog.BlogPO.of",			"study.huhao.demo.infrastructure.persistence.blog.BlogPO.convertDomain"		]	},	"ServiceSummary": {		"LifecycleMap": null,		"ReturnTypeMap": {			"BookRepresentaion": [				"com.phodal.pholedge.book.BookService.getBookById",				"com.phodal.pholedge.book.BookService.updateBook"			]		},		"RelatedMethod": null	},	"UtilsSummary": {},	"Summary": {		"UtilsCount": 1,		"ClassCount": 64,		"MethodCount": 161,		"StaticMethodCount": 19	}}

Todo

coca todo

results:

+------------+-----------------+--------------------------------+--------------------------------------------------------------------------------------+------+|    DATE    |     AUTHOR      |            MESSAGES            |                                       FILENAME                                       | LINE |+------------+-----------------+--------------------------------+--------------------------------------------------------------------------------------+------+| 2019-12-09 | Cristian Maglie | happens on macosx, don't know  | app/src/cc/arduino/contributions/libraries/ui/ContributedLibraryTableCellJPanel.java |  118 ||            |                 | why                            |                                                                                      |      || 2019-12-09 | Cristian Maglie | Make this a method of Theme    | app/src/cc/arduino/contributions/libraries/ui/ContributedLibraryTableCellJPanel.java |  233 || 2019-12-09 | Cristian Maglie | Do a better job in refreshing  | app/src/cc/arduino/contributions/libraries/ui/LibraryManagerUI.java                  |  241 ||            |                 | only the needed element        |                                                                                      |      || 2019-12-09 | Cristian Maglie | Do a better job in refreshing  | app/src/cc/arduino/contributions/libraries/ui/LibraryManagerUI.java                  |  273 ||            |                 | only the needed element        |                                                                                      |      || 2019-12-09 | Cristian Maglie | Make this a method of Theme    | app/src/cc/arduino/contributions/libraries/ui/MultiLibraryInstallDialog.java         |  149 || 2019-12-09 | Cristian Maglie | happens on macosx, don't know  | app/src/cc/arduino/contributions/packages/ui/ContributedPlatformTableCellJPanel.java |  183 ||            |                 | why                            |                                                                                      |      || 2019-12-09 | Cristian Maglie | show error                     | app/src/processing/app/Base.java                                                     | 1440 || 2019-12-09 | Cristian Maglie | error when importing. ignoring | app/src/processing/app/Base.java                                                     | 2423 ||            |                 | :(                             |                                                                                      |      || 2019-12-09 | Cristian Maglie | Improve / move error handling  | app/src/processing/app/Editor.java                                                   | 1541 || 2019-12-09 | Cristian Maglie | Should be a Theme value?       | app/src/processing/app/EditorHeader.java                                             |   78 || 2019-12-09 | Cristian Maglie | Should be a Theme value?       | app/src/processing/app/EditorStatus.java                                             |   73 || 2019-12-09 | Cristian Maglie | Improve decoupling             | app/src/processing/app/EditorTab.java                                                |  465 |+------------+-----------------+--------------------------------+--------------------------------------------------------------------------------------+------+```

Suggest

coca suggest

results:

+--------+------------------+--------------------------------+| CLASS  |     PATTERN      |             REASON             |+--------+------------------+--------------------------------+| Insect | factory          | too many constructor           || Bee    | factory, builder | complex constructor, too       ||        |                  | many constructor, too many     ||        |                  | parameters                     |+--------+------------------+--------------------------------+

Test Bad Smells

coca tbs

results

+---------------------+---------------------------------------------------------------+------+|        TYPE         |                           FILENAME                            | LINE |+---------------------+---------------------------------------------------------------+------+| DuplicateAssertTest | app/test/cc/arduino/i18n/ExternalProcessOutputParserTest.java |  107 || DuplicateAssertTest | app/test/cc/arduino/i18n/ExternalProcessOutputParserTest.java |   41 || DuplicateAssertTest | app/test/cc/arduino/i18n/ExternalProcessOutputParserTest.java |   63 || RedundantPrintTest  | app/test/cc/arduino/i18n/I18NTest.java                        |   71 || RedundantPrintTest  | app/test/cc/arduino/i18n/I18NTest.java                        |   72 || RedundantPrintTest  | app/test/cc/arduino/i18n/I18NTest.java                        |   77 || DuplicateAssertTest | app/test/cc/arduino/net/PACSupportMethodsTest.java            |   19 || DuplicateAssertTest | app/test/processing/app/macosx/SystemProfilerParserTest.java  |   51 || DuplicateAssertTest | app/test/processing/app/syntax/PdeKeywordsTest.java           |   41 || DuplicateAssertTest | app/test/processing/app/tools/ZipDeflaterTest.java            |   57 || DuplicateAssertTest | app/test/processing/app/tools/ZipDeflaterTest.java            |   83 || DuplicateAssertTest | app/test/processing/app/tools/ZipDeflaterTest.java            |  109 |+---------------------+---------------------------------------------------------------+------+

Find unused deps

coca deps -p _fixtures/deps/maven_sample

results:

+---------------------------+----------------------------------------+---------+|          GROUPID          |               ARTIFACTID               |  SCOPE  |+---------------------------+----------------------------------------+---------+| org.flywaydb              | flyway-core                            |         || mysql                     | mysql-connector-java                   | runtime || org.springframework.cloud | spring-cloud-starter-contract-verifier | test    |+---------------------------+----------------------------------------+---------+

Showcases

Android Studio Analysis Examples. Call with lookup: coca call -l

Call Examples

Roadmap

  • bad smell support
    • sort method size
    • type
      • longParameterList
      • longMethod
      • repeatedSwitches
      • complexIf
      • largeClass
      • refusedBequest
      • dataClass
  • CLOC
  • HTTP API Visualization
    • Spring Support
    • @Service Support
    • API Call Size
  • Git
  • Concept
    • words NLP
    • to domain
  • Call & rcall graph
    • Count Refs
  • AutoRefactor
    • remove unused
    • move files
  • Evaluate
    • nullable count
    • static count
    • method num /length count
  • Todo Summary
    • Todo with History & Author
  • Suggest API for Design Patterns
    • factory pattern
    • strategy
    • builder
    • cycle-deps -> adapter / agency
    • bad patterns
      • singleton
  • Evaluate API
    • Average Method Length
    • Average Class Method Count
  • Tests
    • Testable?
    • Test badsmell -> list [https://testsmells.github.io/pages/testsmells.html]
      • IgnoreTest: @Ingore
      • EmptyTest: not call in test
      • RedundantPrintTest: system.out.println
      • SleepyTest: Time.sleep
      • RedundantAssertionTest: assertTrue(True)
      • UnknownTest: not assert
      • DuplicateAssertTest: assert > 5
      • TestersOnly: method only call by test
      • CrossBorderTest: test method which not in system
      • General Fixture: JUnit classes having at least one method not using the entire test fixture defined in the setUp() method
  • Arch
    • Architecture Visualization
    • Architecture Guard
      • DSL Design
  • Tech Debt from Source Code
    • auto create story
  • TBD
  • Online Code Analysis
    • WASM support
    • expose WASM API
    • GitHub search code
  • Pluggable
    • plugin support (Windows Issues)
  • Dependence Analysis
    • Deps Related Counts
    • 3rd-party analysis XML or Groovy Scripts
    • Groovy Support
      • migrate to Golang Styles
  • Story Cmd
    • Auto create refactor story
  • Clean Code Suggest
  • More CodeSmells

Documents Todo:

  • Docs
    • Lifecycle for new projects: evaluate (cloc, bad smell, api, git, todo) -> design -> patterns (suggest) -> refactoring ()
  • Date Collections
    • monolithic
    • microservice
    • big data

Tech Debt

  • Test for Windows
  • Duplicate Code
    • cmd/ -> user builder to refactoring

Dev

Install Go

brew install go

Env

export GOROOT=/usr/local/opt/go/libexecexport GOPATH=$HOME/.goexport PATH=$PATH:$GOROOT/bin:$GOPATH/bin

clone

git clone https://github.com/phodal/coca

Test Frameworks

go get github.com/onsi/ginkgogo get github.com/onsi/gomega

License

Arch based on Tequila

Git Analysis inspired by Code Maat

Test bad smells inspired by Test Smell Examples

Phodal's Idea

@ 2019 A Phodal Huang's Idea. This code is distributed under the MPL license. See LICENSE in this directory.

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