Created
May 4, 2011 06:07
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| $ = require('jquery') | |
| _ = require('underscore') | |
| isbn_pattern = /[0-9]{10}/g | |
| get_isbns = (s) -> s.match isbn_pattern | |
| print = (s) -> console.log s | |
| # Examples taken from amazon.com | |
| print "too short: #{ get_isbns "032134960" } " | |
| print "ISBN-10: #{ get_isbns "0321349601" } " | |
| print "ISBN-13: #{ get_isbns "978-0321349606" } " | |
| print "too long: #{ get_isbns "978-10321349606" } " | |
| print "a long example: #{ get_isbns """The ISBN number can be both 0321349601 and | |
| 978-0321349606, but who knows""" } " | |
| example_content = """ | |
| <!DOCTYPE html> | |
| <html> | |
| <head> | |
| <style> | |
| h3 { margin: 0; } | |
| div,span,p { | |
| width: 80px; | |
| height: 40px; | |
| float:left; | |
| padding: 10px; | |
| margin: 10px; | |
| background-color: #EEEEEE; | |
| } | |
| </style> | |
| </head> | |
| <body> | |
| <div>DIV with isbn: 0321349601 and 1321349601</div> | |
| <span>SPAN with 1234567890</span> | |
| <p>P <button>Button with isbn: 1111111111</button></p> | |
| </body> | |
| </html> | |
| """ | |
| print _.uniq $(example_content).find("*").map( -> get_isbns this.text ).get() |
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