TextDocument

Represents a text document, such as a source file. Text documents have lines and knowledge about an underlying resource like a file.

Attributes List

Name	Type	Description
fileName	String	The file system path of the associated resource.
isDirty	Boolean	true if there are unpersisted changes.
isUntitled	Boolean	Is this document representing an untitled file which has never been saved yet.
lineCount	Number	The number of lines in this document.
uri	Uri	The associated uri for this document.
languageId	String	The identifier of the language associated with this document，for example ‘javascript’,’html’ etc，see full id list Here
workspaceFolder	WorkspaceFolder	Which project object the document belongs to

Get the text of this document.

Name	Type	Description
range	Range	[Optional] Include only the text included by the range.

Returns

Type	Description
String	The text inside the provided range or the entire text.

Returns a text line denoted by the line number.

Name	Type	Description
lineno	Number	A line number in [0, lineCount).

Returns

Type	Description
Promise<TextLine>	A line

Returns a text line denoted by the position.

Name	Type	Description
pos	Number	A position

Returns

Type	Description
Promise<TextLine>	A line

Text area

Attribute name	Type	Description
start	Number	Start Position
end	Number	End Position

A line in the document

Attribute name	Type	Description
start	Number	Line start position
end	Number	The end of the line, not counting line breaks

Document editing

Name	Type	Description
range	Range	The area to be modified
newText	String	New content to insert

Name	Type	Description
range	Range	The area to be modified
newText	String	New content to insert

Type	Description
TextEdit	Document editing object