added `l` to dsl, wraps literals

jemc / crystal-pegmatite

A high-performance Parsing Expression Grammar (PEG) library for the Crystal language. :gem: :capital_abcd:

Mozilla Public License 2.0

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Closed watzon closed 4 years ago

watzon commented 4 years ago

This should close #2. Just a basic wrapper around literal types str, char, and range, allowing them to be used like this

# String
l("testing")

# Char
l('c')

# Range
l('a'..'z')

jemc commented 4 years ago

Thanks!