use-vocab ( vocab -- )
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Vocabulary
vocabs.parser

Inputs

vocab

a vocabulary specifier

Outputs
None

Word description
Adds a vocabulary to the current manifest.

Notes
This word is used to implement USE:.

Definition

USING: accessors kernel namespaces parser.notes sequences sets
vocabs ;

IN: vocabs.parser

: use-vocab ( vocab -- )
    dup using-vocab? [
        vocab-name "Already using '" "' vocabulary" surround
        note.
    ] [
        manifest get
        [ [ ?load-vocab ] dip search-vocabs>> push ]
        [ [ vocab-name ] dip search-vocab-names>> adjoin ] 2bi
    ] if ;