class Ven::Parselet::PDefineNud

Overview

Reads and defines a new nud. Properly handles redefinition of subsidiary nuds.

nud greet!(name) {
 say("Hi, " ~ $name);
}

greet! "John Doe!"

Defined in:

ven/parselet/nud.cr

Instance Method Summary

Instance methods inherited from class Ven::Parselet::PFun

diamond! diamond!, given! given!, param!(utility = true) param!, params!(utility = true) params!, parse(tag, token) parse

Instance methods inherited from class Ven::Parselet::Nud

block(opening = true, semicolon : Bool = false) block, die(message : String) die, led(precedence : Precedence)
led(precedence = @precedence) led, parse(tag : QTag, token : Word) parse, parse!(parser : Ven::Reader, tag : QTag, token : Ven::Word) parse!, semicolon : Bool semicolon, symbol(tag, token = nil) : QSymbol symbol

Constructor methods inherited from class Ven::Parselet::Nud

new(precedence : UInt8 = 0_u8) new

Instance Method Detail

def lead! : Tuple(String, Regex | String) #

Parses the lead of this nud definition.

The lead is either a regex pattern (word REGEX) or a keyword (through word SYMBOL).

Returns the type of the word that has to be defined and the trigger.


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def parse(tag, token) #

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