jQuery Foundation adopts Esprima | Official jQuery Blog
The jQuery Foundation is excited to announce that we are now hosting the Esprima project! The Abstract Syntax Tree generated by this JavaScript parser is used by many important developer tools such as ESLint, Istanbul, JSDoc and JSCS. Ariya Hidayat has decided to transfer ownership of the Esprima project and its repo to the jQuery Foundation. We’re glad that Ariya has taken this step, since Esprim
JavaScript AST Visualiser – Demo applications & examples
The role of JointJS in visualizing an Abstract Syntax TreeJointJS, a powerful diagramming library, helps developers and companies of any size build advanced visual applications and No-Code/Low-Code tools. It provides a wealth of ready-made demos and a wide range of prebuilt features that make creating applications such as JavaScript Abstract Syntax Tree Visualizer a breeze. We equip developers wit
Tracking JavaScript Annotations · ariya.io
Tracking JavaScript Annotations Apr 6, 2014 3 min read #esprima #javascript #jstools #web One of the interesting features of Esprima is to retrieve every comment inside a JavaScript source. Even better, each comment can be linked to the related syntax node. This is very helpful (like in the case of JSDoc) since any additional information regarding the program can be provided via the comment servin
Building JavaScript Tools
Greg Franko 2/12/2014 Use arrow keys to navigate About The Speaker Greg Franko JavaScript Engineer at AddThis Open Source Developer Author Speaker What Types of Tools Are We Talking About? Static Code Analysis What Do These Tools Typically Do? Analyze Code Performance, Maintainability, Validation Generate Code For Transpilers, Minifiers, Visualizers Could You Provide Some Examples? UglifyJS Compre
tkbjsã§JavaScript ASTã«ã¤ã„ã¦ç™ºè¡¨ã—ã¦ãã¾ã—ãŸ
オフラインJavaScript勉強会 – Online Study TokyoBouldering.js | Doorkeeperã§JavaScript ASTã«ã¤ã„ã¦ç™ºè¡¨ã—ã¦ãã¾ã—ãŸã€‚ JavaScript AST Walker JavaScript ASTãŒã©ã‚“ãªã‚‚ã®ã‹ã‚„ã€ã©ã®ã‚ˆã†ãªãƒ„ールã§ä½¿ã‚ã‚Œã¦ã‚‹ã‹ã€ASTを編集ã™ã‚‹ã®ã«ã©ã†ã„ã†ãƒ©ã‚¤ãƒ–ラリãŒã‚ã‚‹ã‹ãªã©ã«ã¤ã„ã¦æ›¸ã„ã¦ã‚ã‚Šã¾ã™ã€‚ (ä¸ã§ã‹ãªã‚Šé‡ãŸã„ã‚‚ã®ã‚’èªã¿è¾¼ã‚“ã§ã‚‹ã®ã§ãƒãƒ¼ãƒ‰ãŒçµ‚ã‚ã‚‹ã¾ã§é©å¿œã«å¾…ã£ãŸã»ã†ãŒã„ã„ã§ã™) JS ASTを触る練習ã®ãŸã‚ã«QUnitã®ãƒ†ã‚¹ãƒˆã‚’Jasmineã«å¤‰æ›ã™ã‚‹reQUnitã¨ã„ã†ã‚‚ã®ã‚’書ã„ã¦ã„ãŸã¾ã—ãŸãŒã€ ASTをセレクタã§é¸æŠžã—ãŸã‚Šã€å¤‰æ›´ã—ãŸã‚Šã™ã‚‹ã®ãŒã‚‚ã£ã¨æ¥½ã«ã§ããŸã‚Šã™ã‚‹ã¨ã‚‚ã£ã¨ã‚«ã‚¸ãƒ¥ã‚¢ãƒ«ã«ASTを触れるよã†ã«ãªã‚‹æ°—ãŒã—ã¾ã™ã€‚ 後ã€è‡ªå·±ç´¹ä»‹ã‚‚ã‹ãã¦ã“ã“最近ã®JSer.infoã«ã¤ã„ã¦ã‚‚話ã—ã¾ã—ãŸã€‚
metajs: visualize javascript AST execution
metajs: visualize javascript AST execution About Load Example: Expression Stack Environment ×
Automagic Removal of JavaScript Logging · ariya.io
Automagic Removal of JavaScript Logging Apr 6, 2013 3 min read #esprima #javascript #jstools #web When writing a large JavaScript application, it is quite often that console.log and other debugging statements are sprinkled here and there. Obviously, at one point those extraneous statements need to be removed for the production version or even when the code needs to be checked in into the source re
JavaScript Code Coverage with Istanbul · ariya.io
JavaScript Code Coverage with Istanbul Dec 5, 2012 3 min read #craftsmanship #esprima #javascript #jstools #web Achieving a good code coverage is a useful practice in today’s software craftsmanship. For JavaScript applications, whether it is for the browser or for the server, many tools to check the statement coverage are available. What about branch coverage? Fortunately, such a tool is finally a
esformatter & rocambole | Blog | Miller Medeiros
Yesterday I pushed 2 new projects to github, was unsure if I was going to do it since maintaining opensource projects can demand a lot of time but heck, I’m looking for contributors and they can be useful to more people, so why not? I used editors/IDEs that had a good code formatter for a while and ever since I started doing more JavaScript development I missed a code formatter as powerful/flexibl
Bringing JavaScript Code Analysis to The Next Level
EmpireJS 2012 Talk
Const ãªã‚“ã¨ã‹ã•ã‚“関連ã®ãƒ„ール群をã¤ã‹ã†ã¨ã€ç°¡å˜ã« EcmaScript target ã®è¨€èªžã‚’ã¤ãれる! - tokuhirom's blog
ã§ã€esprima ã¨ã‹é–¢é€£ã®ãƒ„ール群㯠Mozilla ã® Parser API ã® AST å½¢å¼ã‚’サãƒãƒ¼ãƒˆã—ã¦ã„ã¾ã™ã€‚詳細ã¯ã“ã“ã®ã¸ã‚“ã‹ãªã€‚ https://developer.mozilla.org/en-US/docs/SpiderMonkey/Parser_API ã§ã€escodegen ãŒã‚ã‚‹ã¨ã„ã†ã“ã¨ã¯ Parser API å½¢å¼ã® AST ã‚’ã¯ã‘ã°ã€ãã“ã‹ã‚‰ JS を生æˆã§ãã‚‹ã£ã¦ã“ã¨ã§ã™ã。ã—ã‹ã‚‚ escodegen 㯠source-map ã®ç”Ÿæˆã«ã‚‚対応ã—ã¦ã„ã‚‹ã®ã§ã€ã‚¨ãƒ©ãƒ¼ã®å‡¦ç†ã‚‚らãã¡ã‚“ã§ã€å®Ÿè¡Œæ™‚エラーãŒãŠãã¦ã‚‚ã€ã€Œã‚ã‚ã€JSã§ã‹ã„ã¦ãŠã‘ã°ã‚ˆã‹ã£ãŸã€‚。ã€ã¨ã¯ãªã‚‰ãªã„(ã¨ã„ã†æœªæ¥ãŒãã‚‹ã“ã¨ã«ãªã£ã¦ã„ã¾ã™) CoffeeScriptRedux ã¨ã„ã†ã‚«ãƒƒãƒ•ã‚£ãƒ¼ã‚¹ã‚¯ãƒªãƒ—トã®ã‚ãŸã‚‰ã—版をã¤ãã£ã¦ã‚‹ãƒ—ãƒã‚¸ã‚§ã‚¯ãƒˆã§ã¯å®Ÿéš›ã« CoffeeScript code => [parse
ES.next - class, arrow, quasi etc.
You can try harmony syntax by esprima Instructions git clone https://github.com/ariya/esprima.git cd esprima git checkout -b harmony origin/harmony open demo/parse.html Yesterday, I've implemented Template strings for esprima If you would like to use quasi (2012/08/12) git remote add constellation https://github.com/Constellation/esprima.git git fetch constellation git checkout -b harmony-template
escodegen + esprima 㧠JS ã®ãƒ‡ãƒãƒƒã‚°ã‚’ã—ãŸã‚‰æ—ã‚Šãㆠ- tokuhirom's blog
以下ã®ã‚ˆã†ãªã‚³ãƒ¼ãƒ‰ã‚’実行ã™ã‚‹ã¨ console.log([ [1,1,8] [2,1,16] ]);ã“ã®ã‚ˆã†ãªçµæžœã«ãªã‚‹ã€‚ [ undefined ]アレレーã£ã¦ãªã£ã¦ãŸã‚“ã ã‘ã© kazuho ã•ã‚“ã«ãã„ãŸã¨ã“ã‚〠[1,1,8][2,1,16] => ([1,1,8])[(2,1,16)] => ([1,1,8])[16] => undefinedã£ã¦ã“ã¨ã§ã—ãŸã€‚ ã“ã‚“ãªæ™‚ã€Perl Monger ãªã‚‰ã¨ã‚Šã‚ãˆãš B::Deparse ã™ã‚‹ã“ã¨ã«ã‚ˆã£ã¦è§£æ±ºã®ç³¸å£ã‚’ã•ãŒã™ã‚“ã ã‘ã©ã€ãã†ã„ã†ã® EcmaScript ã§ã©ã†ã™ã‚“ã™ã‹ãã€ã£ã¦ãªã“ã¨ã‚’ kazuho ã•ã‚“ã«ãã„ãŸã¨ã“ã‚ã€esprima ã£ã¦ã„ㆠes ã®ãƒ‘ーサーãŒã‚るよã£ã¦æ•™ãˆã¦ã‚‚らã£ãŸã®ã§ã€AST ã¯ã¨ã‚Šã ã›ãŸã‚“ã ã‘ã©ã€AST ã‚’ã¿ã¦ã‚‚埒ãŒã‚ã‹ãªã„ã®ã§ã€AST ã‹ã‚‰ã‚½ãƒ¼ã‚¹ã«ãŠã¨ã™å›ãŒãªã„ã‹ãªãƒ¼ã¨ã•ãŒã—ãŸã¨ã“ã‚ const ãªã‚“ã¨
JSHint Next Preview
Welcome to the JSHint Next preview. JSHint was started over a year ago as a fork of Douglas Crockford's JSLint. Since then the project has transformed into a separate static analysis tool with its own goals and ideals. JSHint Next is the next major iteration of the tool, where we've decided to break away from the past, replacing JSLint's parser with Esprima and rethinking JSHint's architecture. Th
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GitHub - philbooth/complexity-report: [UNMAINTAINED] Software complexity analysis for JavaScript projects![GitHub - philbooth/complexity-report: [UNMAINTAINED] Software complexity analysis for JavaScript projects](https://cdn-ak-scissors.b.st-hatena.com/image/square/ac30f8af1bb46601c7412a06abe6c0821f06e9e5/height=288;version=1;width=512/https%3A%2F%2Fopengraph.githubassets.com%2Feee10c985d04a6ba354e4431efbac863c246092cdda815dacdf5f57ea0bf9079%2Fphilbooth%2Fcomplexity-report)
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