eval>string ( str -- output )
Factor handbook » The implementation » The parser » Evaluating strings at run time

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Evaluating strings with a different vocabulary search path

Vocabulary
eval

Inputs

str

a string

Outputs

output

a string

Word description
Evaluates the Factor code in str with output-stream rebound to a string output stream, then outputs the resulting string. The code in the string must not take or leave any values on the stack.

Errors
If the code throws an error, the error is caught, and the result of calling print-error on the error is returned.

Definition

USING: parser ;

IN: eval

: eval>string ( str -- output )
    [ (eval>string) ] with-file-vocabs ;