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Posted to dev@couchdb.apache.org by "paul iannazzo (Updated) (JIRA)" <ji...@apache.org> on 2011/10/01 19:38:34 UTC
[jira] [Updated] (COUCHDB-1300) Array.prototype isn't working
properly
[ https://issues.apache.org/jira/browse/COUCHDB-1300?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
paul iannazzo updated COUCHDB-1300:
-----------------------------------
Summary: Array.prototype isn't working properly (was: Array.prototype isn't getting set.)
> Array.prototype isn't working properly
> --------------------------------------
>
> Key: COUCHDB-1300
> URL: https://issues.apache.org/jira/browse/COUCHDB-1300
> Project: CouchDB
> Issue Type: Bug
> Components: JavaScript View Server
> Affects Versions: 1.1
> Environment: Ubuntu 11.04, node.couchapp, commonJS
> Reporter: paul iannazzo
> Labels: javascript, patch
>
> ##file helpers.js in views/lib/common
> const _ = require("views/lib/underscore");
> Array.prototype.compact = function(){return _.compact(this);};
> Array.prototype.flatten = function(){return _.flatten(this);};
> //this function is called from views.someName.map
> function commonProperties(doc){
> arr = [];
> arr = arr.compact();
> log(arr);
> log("is array?");
> log(toString.call(doc.store.taxes));
> log(doc.store.taxes);
> //log(doc.store.taxes.compact());
> log("is safe array?");
> log(toString.call(safe.array(doc.store.taxes)));
> log(safe.array(doc.store.taxes));
> //log(safe.array(doc.store.taxes).compact());
> log("array?");
> log(toString.call(Array(safe.array(doc.store.taxes))));
> log(Array(doc.store.taxes));
> log(Array(doc.store.taxes).compact());
> ...
> ::LOG
> [info] [<0.3429.0>] OS Process #Port<0.5316> Log :: []
> [info] [<0.3429.0>] OS Process #Port<0.5316> Log :: is array?
> [info] [<0.3429.0>] OS Process #Port<0.5316> Log :: [object Array]
> [info] [<0.3429.0>] OS Process #Port<0.5316> Log :: [{"taxId":0,"number":"000000","percent":8},{"taxId":1,"number":"","percent":5},{"taxId":2,"number":"","percent":1}]
> [info] [<0.3429.0>] OS Process #Port<0.5316> Log :: is safe array?
> [info] [<0.3429.0>] OS Process #Port<0.5316> Log :: [object Array]
> [info] [<0.3429.0>] OS Process #Port<0.5316> Log :: [{"taxId":0,"number":"000000","percent":8},{"taxId":1,"number":"","percent":5},{"taxId":2,"number":"","percent":1}]
> [info] [<0.3429.0>] OS Process #Port<0.5316> Log :: array?
> [info] [<0.3429.0>] OS Process #Port<0.5316> Log :: [object Array]
> [info] [<0.3429.0>] OS Process #Port<0.5316> Log :: [[{"taxId":0,"number":"000000","percent":8},{"taxId":1,"number":"","percent":5},{"taxId":2,"number":"","percent":1}]]
> the .compact() lines that are commented out cause errors:
> [info] [<0.3429.0>] OS Process #Port<0.5316> Log :: []
> [info] [<0.3429.0>] OS Process #Port<0.5316> Log :: is array?
> [info] [<0.3429.0>] OS Process #Port<0.5316> Log :: [object Array]
> [info] [<0.3429.0>] OS Process #Port<0.5316> Log :: [{"taxId":0,"number":"000000","percent":8},{"taxId":1,"number":"","percent":5},{"taxId":2,"number":"","percent":1}]
> [info] [<0.3429.0>] OS Process #Port<0.5316> Log :: function raised exception (new TypeError("doc.store.taxes.compact is not a function", "", 29)) with doc._id RT7-RT7-31-20
> the first logs show that doc.store.taxes is an array, why do i need to use Array() on it in order to use the prototype functions?
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