Yaml11.known: def of yaml-for-bend@0.1.1.0
Import: import yaml-for-bend@0.1.1.0/yaml11.bend as Yaml11
Lines 227-231 of yaml-for-bend@0.1.1.0/yaml11.bend: https://jend.leeeet.dev/read.txt?path=yaml-for-bend@0.1.1.0/yaml11.bend&start_line=227&end_line=231

import Base
import yaml-for-bend@0.1.1.0/core.bend as C

# The tags whose text YAML 1.1 reads: "!", !!str, !!merge, !!null, !!bool,
# !!int and !!float.
def known(+tag: String) -> Bool:
  Bool.or(Bool.or(Bool.or(String.eq(tag, "!"), String.eq(tag, C.yaml.tag("str"))), String.eq(tag, C.yaml.tag("merge"))),
    Bool.or(Bool.or(String.eq(tag, C.yaml.tag("null")), String.eq(tag, C.yaml.tag("bool"))), Bool.or(String.eq(tag, C.yaml.tag("int")), String.eq(tag, C.yaml.tag("float")))))

Uses (5):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Bool
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Bool.or
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=String
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=String.eq
  https://jend.leeeet.dev/definition.txt?path=yaml-for-bend@0.1.1.0/core.bend&name=yaml.tag