expression-language | Provides an engine that can compile and evaluate expressions
kandi X-RAY | expression-language Summary
kandi X-RAY | expression-language Summary
The ExpressionLanguage component provides an engine that can compile and evaluate expressions. An expression is a one-liner that returns a value (mostly, but not limited to, Booleans).
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Top functions reviewed by kandi - BETA
- Tokenize expression .
- Parse primary expression .
- Renders a value .
- Creates an expression from a PHP function name .
- Compile the arguments .
- Get the configuration as an array .
- Checks if the given array is a hash .
- Moves forward to current position .
- Registers a function .
- Determine if the type matches the given type .
expression-language Key Features
expression-language Examples and Code Snippets
Community Discussions
Trending Discussions on expression-language
QUESTION
I'm upgrading my Symfony 4.4 project to Symfony 5.4 (the current LTS version). I've tried modifying composer.json
, forcing directly to the 5.4 release, but I've found lots of dependency problems, so I "solved" this migrating slowly: I moved to 5.0, then to 5.1, and now I'm trying to migrate from 5.1 to 5.2, but I have dependency problems and I don't know how to fix them.
The problem:
...ANSWER
Answered 2022-Feb-14 at 07:49The problem is that you require doctrine/common
in v2. This depends on doctrine/persistence
in v1. Updating all your packages to Symfony 5.2 will also update symfony/doctrine-bridge
to 5.2 - and this requires doctrine/persistence
in v2.
Updating doctrine/common
to v3 in your composer.json
could help to resolve the problem. Also, since you are using symfony/flex
already, you can remove all explicit version constraints on the Symfony packages - it's sufficient to define the Symfony version further down in the extra
section as you already did. This makes it way easier to update all Symfony packages, as you only need to change this one line
QUESTION
I updated my composer.json file to reflect the 6.0.* changes, and ran my composer update "symfony/*"
code, and it returned this:
ANSWER
Answered 2022-Feb-10 at 21:35That composer.json file is a bit of a mess. Some Symfony packages on 5.3, some even on 5.1, and many on 6.
Also you are controlling Symfony versioning from extra.symfony.require
, and at the same time from the discrete version constraints. You include some packages that no longer exist on 6.0 (symfony/security-guard
), and are missing some that should be installed on a 6.0 version.
It's simply not on an installable state.
I've managed to make it installable changing it like this:
QUESTION
I know one can add milliseconds to a date for adding days or weeks:
https://nifi.apache.org/docs/nifi-docs/html/expression-language-guide.html#now
But since months' lengths are different, that will not work. How can I add 6 months to the now() function of NiFi?
...ANSWER
Answered 2022-Jan-21 at 13:04Unfortunately doing this reliably (as you've noted) is not really ideal using only Expression Language.
The most reliable method to do this would be:
- UpdateAttribute to set a new attribute with
${now()}
- ExecuteGroovyScript with a simple piece of Groovy to
- Get the attribute
- Use Groovy date/time functions to safely add to the date
- Set the attribute value
Cookbook Part 1 covers how to work with FF Attributes.
E.g.
QUESTION
So there's a problem I am trying to solve and I don't know if this is the way to go about it.
Basically I have a folder structure that looks like:
...ANSWER
Answered 2021-Dec-14 at 16:47As in my comment, columns are defined by the objects properties when using Export-Csv
or Export-Excel
. If you were to replace the leading spaces, slashes, pipes, etc with tabulations the end result after exporting to CSV or Excel would not look like the spreadsheet you've added to your question, the export would be a one column file and each cell would have a different padding (depending on the nesting of the files).
In my opinion, even though more code is required, is to use recursion instead of regex
replace for this. I'll use my /etc/
folder for this example.
- So, step by step, define a Recursive function to scan the directories first:
QUESTION
I'm a beginner in Symfony and would like to know how to deal with the following installation issue:
I'm using Symfony 4.4 and trying to install Swift Mailer. Following the documentation on this link, when I ran the following command composer require symfony/swiftmailer-bundle
, I got this error message:
Your requirements could not be resolved to an installable set of packages.
Problem 1
- symfony/web-server-bundle is locked to version v4.4.0 and an update of this package was not requested.
- symfony/web-server-bundle v4.4.0 requires php ^7.1.3 -> your php version (8.0.12) does not satisfy that requirement.
Problem 2
- laminas/laminas-code 3.4.1 requires php ^7.1 -> your php version (8.0.12) does not satisfy that requirement.
- symfony/proxy-manager-bridge v4.4.34 requires friendsofphp/proxy-manager-lts ^1.0.2 -> satisfiable by friendsofphp/proxy-manager-lts[v1.0.5].
- friendsofphp/proxy-manager-lts v1.0.5 requires laminas/laminas-code ~3.4.1|^4.0 -> satisfiable by laminas/laminas-code[3.4.1].
- symfony/proxy-manager-bridge is locked to version v4.4.34 and an update of this package was not requested.
Any idea how to handle that?
Update:
This is my composer.json file:
...ANSWER
Answered 2021-Dec-02 at 14:25Try changing composer.json
From:
QUESTION
I am using Symfony 5.3.9 with PHP 7.4.24 and Composer 2.1.8. I want to render the following template with markdown_to_html but I am getting an error.
This is blog.html.twig
...ANSWER
Answered 2021-Oct-04 at 12:51The solution is to execute:
QUESTION
I am trying to upgrade from Symfony 5.2 to Symfony 5.3.
I don't know which packages to update Symfony so I was using the official site, and I have followed both:
https://symfony.com/doc/current/setup/upgrade_major.html
And also https://symfony.com/doc/current/setup/upgrade_minor.html which said to update:
...ANSWER
Answered 2021-Sep-24 at 11:01You have conflicting requirements.
On extra.symfony.require
you say you want 5.3.*
.
But on your individual Symfony requirements you are specifying either ^5.2
or 5.2.*
(and in some cases ^5.3
as well).
When a project uses Symfony Flex (as is your case), the presence of extra.symfony.require
will be used to restrict what package versions to install for many/most Symfony packages. But only if you do not declare a specific version on your require
section.
In this case, you are already specifying a version on the 5.*
range on extra.symfony.require
. Leave that one like that, and just use *
as a version constraint for all the other Symfony Packages in the require
section.
(Note that's it's not really all, since some packages are not managed by Flex, just update the ones that have versions declares in the 5.*
range)
QUESTION
I am using NiFi 1.9.2
I am reading a text file which happens to be a csv file. I have the Contents of the file in the Contents of a flowFile.
Contents are
...ANSWER
Answered 2021-Sep-21 at 15:02QUESTION
I'm using symfony5 and wanted to deploy earlier today, which failed with the following error on vendor loading with composer install
or composer update
:
according to this issue 'Class Doctrine\Common\Cache\ArrayCache does not exist' when installing a symfony project which worked for some the error might come from my doctrine version but as i have not updated it in the past few days I do not understand how it could
Here is my composer.json
in case:
ANSWER
Answered 2021-Aug-04 at 15:06As you can read in an issue posted in the issue tracker of doctrine/cache
, that class has been deprecated in v1 of that package, and removed in v2.
If you still want to use that class, run composer require doctrine/cache "^1.12"
to install a version of that package from the v1 branch.
On the long run, you should check where your application requires that class and search for alternatives. If you need help with that, please share more details.
QUESTION
I am trying to develop a project and I'm having trouble installing a Sylius with composer.
Here is my composer.json
ANSWER
Answered 2021-Jun-03 at 16:19You have two problems:
- You have Symfony '5.3' installed, which was released just one day ago.
- You are using PHP 8, which is not supported by Sylius. By using PHP 8, you end up installing versions of dependencies that are not compatible with Sylius.
Since the current version of Sylius supports up to 5.2, and PHP ^7.3, you'll have to either downgrade to Sf 5.2 and PHP >= 7.3 && PHP < 8, or wait a some time so support for Sf 5.3 and PHP >= 8 is baked in.
I would recommend using the standard Sylius installation, but trying to install Sylius with the recommended docs way (composer create-project sylius/sylius-standard acme
) when using PHP 8 also fails. But downgrading to
PHP 7.4 and running the create-project
command does work.
The project seems to have entered the dependency hell stage of development.
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Install expression-language
PHP requires the Visual C runtime (CRT). The Microsoft Visual C++ Redistributable for Visual Studio 2019 is suitable for all these PHP versions, see visualstudio.microsoft.com. You MUST download the x86 CRT for PHP x86 builds and the x64 CRT for PHP x64 builds. The CRT installer supports the /quiet and /norestart command-line switches, so you can also script it.
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