2014-09-29 17:20:23 -04:00
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[![Build Status](https://travis-ci.org/angular/angular.svg?branch=master)](https://travis-ci.org/angular/angular)
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2014-09-28 16:55:01 -04:00
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## Build
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### Prerequisites:
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1. `npm install`
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2014-09-30 08:21:46 -04:00
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2. `npm install -g gulp karma`
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3. `gulp build`
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4. `pub get`
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2014-09-28 16:55:01 -04:00
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### Folder structure
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* `modules/*`: modules that will be loaded in the browser
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* `tools/*`: tools that are needed to build Angular
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### File endings
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* `*.js`: javascript files that get transpiled to Dart and EcmaScript 5
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* `*.es6`: javascript files that get transpiled only to EcmaScript 5
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* `*.es5`: javascript files that don't get transpiled
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* `*.dart`: dart files that don't get transpiled
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### Build:
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1. `gulp build` -> result is in `build` folder
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2014-09-30 08:21:46 -04:00
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* will also run `pub get` for the subfolders in `modules`
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2014-09-28 16:55:01 -04:00
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and run `dartanalyzer` for every file that matches
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`<module>/src/<module>.dart`, e.g. `di/src/di.dart`
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2. `gulp clean` -> cleans the `build` folder
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### Tests:
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1. `karma start karma-js.conf.js`: JS tests
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2014-10-01 11:32:59 -04:00
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2. `karma start karma-dart.conf.js`: Dart tests
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2014-09-28 16:55:01 -04:00
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Notes for all tests:
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The karma preprocessor is setup in a way so that after every test run
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the transpiler is reloaded. With that it is possible to make changes
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to the preprocessor and run the tests without exiting karma
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(just touch a test file that you would like to run).
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Restriction for Dart tests (for now):
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* Due to a bug `karma-dart` plugin,
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this will use the files in the `build` folder for resolving
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`package:` dependencies (created e.g. for `import ... from 'di:di'`).
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2014-10-01 11:32:59 -04:00
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So you need to execute `gulp build` before this.
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## Debug the transpiler
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If you need to debug the transpiler:
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- add a `debugger;` statement in the transpiler code,
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- from the root folder, execute `node debug node_modules/.bin/gulp build` to enter the node
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debugger
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- press "c" to execute the program until you reach the `debugger;` statement,
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- you can then type "repl" to enter the REPL and inspect variables in the context.
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See the [Node.js manual](http://nodejs.org/api/debugger.html) for more information.
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Notes:
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- You can also execute `node node_modules/.bin/karma start karma-dart.conf.js` depending on which
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code you want to debug (the former will process the "modules" folder while the later processes
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the transpiler specs),
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- You can also add `debugger;` statements in the specs (JavaScript). The execution will halt when
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the developer tools are opened in the browser running Karma.
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