diff options
Diffstat (limited to 'gnu/packages/javascript.scm')
| -rw-r--r-- | gnu/packages/javascript.scm | 49 |
1 files changed, 48 insertions, 1 deletions
diff --git a/gnu/packages/javascript.scm b/gnu/packages/javascript.scm index 8364651918..a806cb0745 100644 --- a/gnu/packages/javascript.scm +++ b/gnu/packages/javascript.scm @@ -26,7 +26,9 @@ #:use-module (gnu packages lisp) #:use-module (guix packages) #:use-module (guix download) - #:use-module (guix build-system trivial)) + #:use-module (guix git-download) + #:use-module (guix build-system trivial) + #:use-module (guix build-system minify)) (define-public js-mathjax (package @@ -159,3 +161,48 @@ Explorer 6-9, Safari 4.x (and iPhone 3.x), and Firefox 3.x.") ;; version 2). This means you are free to choose with which of both ;; licenses (MIT or GPL version 2) you want to use this library. (license (list license:expat license:gpl2)))) + +(define-public js-json2 + (let ((commit "031b1d9e6971bd4c433ca85e216cc853f5a867bd") + (revision "1")) + (package + (name "js-json2") + (version (string-append "2016-10-28." revision "-" (string-take commit 7))) + (source (origin + (method git-fetch) + (uri (git-reference + (url "https://github.com/douglascrockford/JSON-js.git") + (commit commit))) + (file-name (string-append name "-" version "-checkout")) + (sha256 + (base32 + "1fvb6b2y5sd3sqdgcj683sdxcbxdii34q0ysc9wg0dq1sy81l11v")))) + (build-system minify-build-system) + (arguments + `(#:javascript-files '("json2.js" + "json_parse.js" + "json_parse_state.js" + "cycle.js"))) + (home-page "https://github.com/douglascrockford/JSON-js") + (synopsis "JSON encoders and decoders") + (description "The files in this collection implement JSON +encoders/decoders in JavaScript. + +@code{json2.js}: This file creates a JSON property in the global object, if +there isn't already one, setting its value to an object containing a stringify +method and a parse method. The @code{parse} method uses the @code{eval} +method to do the parsing, guarding it with several regular expressions to +defend against accidental code execution hazards. On current browsers, this +file does nothing, preferring the built-in JSON object. + +@code{json_parse.js}: This file contains an alternative JSON @code{parse} +function that uses recursive descent instead of @code{eval}. + +@code{json_parse_state.js}: This files contains an alternative JSON +@code{parse} function that uses a state machine instead of @code{eval}. + +@code{cycle.js}: This file contains two functions, @code{JSON.decycle} and +@code{JSON.retrocycle}, which make it possible to encode cyclical structures +and DAGs in JSON, and to then recover them. This is a capability that is not +provided by ES5. @code{JSONPath} is used to represent the links.") + (license license:public-domain)))) |