'\" t .\" Copyright (c) 2025 Bruce Hill .\" All rights reserved. .\" .TH Bool.parse 3 2025-11-29 "Tomo man-pages" .SH NAME Bool.parse \- parse into boolean .SH LIBRARY Tomo Standard Library .SH SYNOPSIS .nf .BI Bool.parse\ :\ func(text:\ Text,\ remainder:\ &Text?\ =\ none\ ->\ Bool?) .fi .SH DESCRIPTION Converts a text representation of a boolean value into a boolean. Acceptable boolean values are case-insensitive variations of `yes`/`no`, `y`/`n`, `true`/`false`, `on`/`off`. .SH ARGUMENTS .TS allbox; lb lb lbx lb l l l l. Name Type Description Default text Text The string containing the boolean value. - remainder &Text? If non-none, this argument will be set to the remainder of the text after the matching part. If none, parsing will only succeed if the entire text matches. none .TE .SH RETURN `yes` if the string matches a recognized truthy boolean value; otherwise return `no`. .SH EXAMPLES .EX assert Bool.parse("yes") == yes assert Bool.parse("no") == no assert Bool.parse("???") == none assert Bool.parse("yesJUNK") == none remainder : Text assert Bool.parse("yesJUNK", &remainder) == yes assert remainder == "JUNK" .EE .SH SEE ALSO .BR Tomo-Bool (3)