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Why is "$" in the core prelude? #40

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sophiebits opened this issue Nov 19, 2014 · 2 comments
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Why is "$" in the core prelude? #40

sophiebits opened this issue Nov 19, 2014 · 2 comments
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@sophiebits
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lib/core.js contains:

declare var $: any;

Why?

flow/lib/core.js

Line 442 in c1b3f9e

declare var $: any;

@geekingfrog
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My guess is that modern browsers have this feature which is an alias for document.querySelector.

@sophiebits
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Though various JS consoles (like Chrome's) support it, it's not usually part of the global object.

@mroch mroch closed this as completed in 1063e98 Jun 12, 2015
jeffmo pushed a commit to jeffmo/flow that referenced this issue Jul 31, 2015
@RReverser
Update README to tell specifically about Esprima-FB
1eebe83 
* Added info on Esprima-FB with corresponding links to spec.
* Updated reference links to AST and tests pages.
* Added short explanation on versioning based on @zpao's comment: https://github.com/facebook/esprima/issues/35#issuecomment-52277629

Closes facebook#40.
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@sophiebits @geekingfrog @avikchaudhuri