satisfy ( quot -- parser )

Vocabulary

peg

Inputs

quot	a quotation

Outputs

parser

a parser

Word description

Returns a parser that calls the quotation on the first character of the input string, succeeding if that quotation returns true. The AST is the character from the string.

Definition

USING: kernel peg.private ;

IN: peg

: satisfy ( quot -- parser ) satisfy-parser boa wrap-peg ;