IssueComment

Represents a comment that is added to an issue.

Properties

Name	Type	Description
attachments	Set .< IssueAttachment >	Read-only. The set of attachments that are attached to the comment. Available since 2018.1.40030
author	User	Read-only. The user who created the comment.
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}
created	Number	Read-only. Time the comment was created.
deleted	Boolean	Read-only. `true` in case the comment is displayed as removed. Available since 2020.6.4500
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
isPinned	Boolean	When `true`, the comment is pinned in the issue. Otherwise, `false`. Available since 2024.1
issue	Issue	Read-only. The issue the comment belongs to.
permittedGroup	UserGroup	A group whose members are allowed to access the comment.
permittedGroups	Set .< UserGroup >	Groups whose members are allowed to access the comment.
permittedUsers	Set .< User >	Users who are allowed to access the comment.
text	String	The text of the comment.
updated	Number	Read-only. Time the comment was last updated.
updatedBy	User	Read-only. The user who last updated the comment.
url	String	Read-only. The absolute URL (permalink) that points to the comment. user.notify('Somebody has written something', 'Have a look: ' + comment.url);

Methods

action

static action(ruleProperties)

Creates a declaration of a rule that a user can apply to an issue comment using a menu option. The object that is returned by this method is normally exported to the rule property, otherwise it is not treated as a rule.

Parameters

Name	Type	Description
ruleProperties	Object	A JSON object that defines the properties for the rule.

Properties of ruleProperties

Name	Type	Description
title	string	The human-readable name of the rule. Displayed in the administrative UI in YouTrack.
userInput	Object	An object that defines the properties for information that will be requested from the user who triggers the action rule.
userInput.type	string, Object	The data type for the value that is requested from the user. The supported types are `entities.Field.dateTimeType`, `entities.Field.dateType`, `entities.Field.integerType`, `entities.Field.floatType`, `entities.Field.periodType`, `entities.Field.stringType`, `entities.Build`, `entities.EnumField`, `entities.Issue`, `entities.IssueTag`, `entities.OwnedField`, `entities.Project`, `entities.ProjectVersion`, `entities.UserGroup`, and `entities.User`.
userInput.description	string	The label for the control that is used to collect additional information from the user.
guard	IssueComment~guardFunction	A function that is invoked to determine whether the action is applicable to an issue comment.
action	IssueComment~actionFunction	The function that is invoked when a user triggers this action.
requirements	Requirements	The set of entities that must be present for the script to work as expected.

Return Value

Type	Description
Object	The object representation of the rule.

Example

findByExtensionProperties

static findByExtensionProperties(extensionPropertiesQuery)

Searches for IssueComment entities with extension properties that match the specified query.

Available since 2024.3.43260

Parameters

Name	Type	Description
extensionPropertiesQuery	Object	The extension properties query, defined as a set of key-value pairs representing properties and their corresponding values.

Return Value

Type	Description
Set .< IssueComment >	The set of IssueComment entities that contain the specified extension properties.

Example

{ property1: "value1", property2: "value2" }

addAttachment

addAttachment(content, name, charset, mimeType)

Attaches a file to the issue comment. Makes issue.attachments.isChanged return true for the current transaction.

Available since 2020.6.3400

Parameters

Name	Type	Description
content	InputStream, String, JsonForIssueCommentAddAttachment	The content of the file in binary or base64 form. Alternatively, pass a JSON specified by JsonForIssueCommentAddAttachment
name	String	The name of the file.
charset	String	The charset of the file. Only applicable to text files.
mimeType	String	The MIME type of the file.

Return Value

Type	Description
IssueAttachment	The attachment that is added to the issue comment.

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`.

delete

delete()

Logically deletes the comment. This means that the comment is marked as deleted, but remains in the database. Users with sufficient permissions can restore the comment or delete the comment permanently from the user interface. The option to delete comments permanently has not been implemented in this API.

Available since 2018.1.38923

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`.

isVisibleTo

isVisibleTo(user)

Checks whether the specified user has access to view the comment.

Available since 2021.1.2300

Parameters

Name	Type	Description
user	User	The user to check.

Return Value

Type	Description
Boolean	When `true`, the specified user has access to view the comment. Otherwise, `false`.

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`.

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