with-nesting ( style quot -- )
Factor handbook » Input and output » Formatted output » Formatted output on the default stream

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Vocabulary
io.styles

Inputs

style	an assoc
quot	a quotation

Outputs
None

Word description
Calls the quotation in a new dynamic scope with output-stream rebound to a nested paragraph stream, with formatting information applied.

Notes
Details are in the documentation for make-block-stream.

Errors
Throws an error if the I/O operation fails.

Definition

USING: io kernel namespaces ;

IN: io.styles

: with-nesting ( style quot -- )
    [ output-stream get make-block-stream ] dip
    with-output-stream ; inline