Print.scalar: def of emerging-ezjson@1.3.0.0
Import: import emerging-ezjson@1.3.0.0/src/print.bend as Print
Lines 28-31 of emerging-ezjson@1.3.0.0/src/print.bend: https://jend.leeeet.dev/read.txt?path=emerging-ezjson@1.3.0.0/src/print.bend&start_line=28&end_line=31

import Base

# whether a code point is a Unicode scalar value: not a surrogate, and not
# past U+10FFFF. No UTF-8 JSON text can hold any other
def scalar(+cp: U32) -> Bool:
  Bool.not(Bool.or(Bool.and(U32.is_ge(cp, 55296), U32.is_le(cp, 57343)), U32.is_gt(cp, 1114111)))

Uses (8):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Bool
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Bool.and
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Bool.not
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Bool.or
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32.is_ge
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32.is_gt
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32.is_le