BaseArticle

The base class for article.

Available since 2021.4.23500

Properties

Name	Type	Description
attachments	Set .< BaseArticleAttachment >	Read-only. The set of attachments that are attached to the article.
author	User	Read-only. The user who created the article.
becomesRemoved	Boolean	Read-only. When `true`, the entity is removed in the current transaction. Otherwise, `false`. This property can become `true` only in on-change rules when the rule is triggered on the removal of an issue or an article. In the rule code, the `runOn` rule property must contain the `removal` parameter set to `true`. Available since 2017.4.37915 runOn: {removal: true}
comments	Set .< ArticleComment >	Read-only. The set of comments for the article or article draft.
content	String	The text that is entered as the article content.
extensionProperties	Object	The object containing extension properties for this entity and their values. Extension properties are custom properties that might be added to core YouTrack entities by an app. For details about extension properties, see Extension Properties. Available since 2024.3 const entities = require('@jetbrains/youtrack-scripting-api/entities'); exports.rule = entities.Issue.action({ command: 'test', action: function (ctx) { const printValues = () => { return 'stringProp:' + ctx.issue.extensionProperties.stringProp + ';' + 'integerProp:' + ctx.issue.extensionProperties.integerProp + ';' + 'booleanProp:' + ctx.issue.extensionProperties.booleanProp + ';' + 'issueProp:' + ctx.issue.extensionProperties.issueProp?.id + ';' + 'issuesProp:' + ctx.issue.extensionProperties.issuesProp?.first()?.id + ';' } ctx.issue.addComment(printValues()); } });
isNew	Boolean	Read-only. When `true`, the entity is created in the current transaction. Otherwise, `false`. Available since 2018.2.42351
isStarred	Boolean	Read-only. If the current user has added the 'Star' to watch the article, this property is `true`. Available since 2023.1
originalArticle	Article	Read-only. The article from which the current article draft was created, or `null` if the current article is not a draft. Available since 2026.1
pinnedComments	Set .< ArticleComment >	Read-only. The set of comments that are pinned in the article or draft. Available since 2024.1
summary	String	The article title.
tags	Set .< Tag >	The list of tags that are attached to the article. Available since 2023.1

Methods

addTag

addTag(name)

Adds a tag with the specified name to an article. YouTrack adds the first matching tag that is visible to the current user. If a match is not found, a new private tag is created for the current user.

Available since 2023.1

Parameters

Name	Type	Description
name	String	The name of the tag to add to the article.

Return Value

Type	Description
Tag	The tag that has been added to the article.

Example

article.addTag('review');

becomes

becomes(fieldName, expected)

Checks whether a field is set to an expected value in the current transaction.

Parameters

Name	Type	Description
fieldName	string	The name of the field to check.
expected	string	The expected value.

Return Value

Type	Description
boolean	If the field is set to the expected value, returns `true`.

canBeReadBy

canBeReadBy(fieldName, user)

Checks whether a user has permission to read the field.

Parameters

Name	Type	Description
fieldName	string	The name of the field.
user	User	The user for whom the permission to read the field is checked.

Return Value

Type	Description
boolean	If the user can read the field, returns `true`.

canBeWrittenBy

canBeWrittenBy(fieldName, user)

Checks whether a user has permission to update the field.

Parameters

Name	Type	Description
fieldName	string	The name of the field.
user	User	The user for whom the permission to update the field is checked.

Return Value

Type	Description
boolean	If the user can update the field, returns `true`.

hasTag

hasTag(tagName)

Checks whether the specified tag is attached to the article.

Available since 2023.1

Parameters

Name	Type	Description
tagName	String	The name of the tag to check for the article.

Return Value

Type	Description
Boolean	If the specified tag is attached to the article, returns `true`.

is

is(fieldName, expected)

Checks whether a field is equal to an expected value.

Available since 2019.2.55603

Parameters

Name	Type	Description
fieldName	string	The name of the field to check.
expected	string	The expected value.

Return Value

Type	Description
boolean	If the field is equal to the expected value, returns `true`.

isChanged

isChanged(fieldName)

Checks whether the value of a field is changed in the current transaction.

Parameters

Name	Type	Description
fieldName	string	The name of the field to check.

Return Value

Type	Description
boolean	If the value of the field is changed in the current transaction, returns `true`.

oldValue

oldValue(fieldName)

Returns the previous value of a single-value field before an update was applied. If the field is not changed in the transaction, returns null.

Parameters

Name	Type	Description
fieldName	string	The name of the field.

Return Value

Type	Description
Object	If the field is changed in the current transaction, the previous value of the field. Otherwise, `null`.

removeTag

removeTag(name)

Removes a tag with the specified name from an article. If the specified tag is not attached to the article, nothing happens. This method first searches through tags owned by the current user, then through all other visible tags.

Available since 2023.1

Parameters

Name	Type	Description
name	String	The name of the tag to remove from the article.

Return Value

Type	Description
Tag	The tag that has been removed from the article.

Example

article.removeTag('waiting for review');

required

required(fieldName, message)

Asserts that a value is set for a field. If a value for the required field is not set, the specified message is displayed in the user interface.

Parameters

Name	Type	Description
fieldName	string	The name of the field to check.
message	string	The message that is displayed to the user that describes the field requirement.

was

was(fieldName, expected)

Checks whether a field was equal to an expected value prior to the current transaction.

Available since 2019.2.55603

Parameters

Name	Type	Description
fieldName	string	The name of the field to check.
expected	string	The expected value.

Return Value

Type	Description
boolean	If the field was equal to the expected value, returns `true`.

10 September 2026