#!/bin/sh

# Find unicode characters by grepping for matching descriptions or hex codes.
# All credit goes to Perl for providing Name.pl, a table of Unicode character
# codes and descriptions

# Example usage:

#     $ unicode delta
#
#     ƍ 0018D	LATIN SMALL LETTER TURNED DELTA
#     Δ 00394	GREEK CAPITAL LETTER DELTA
#     δ 003B4	GREEK SMALL LETTER DELTA
#     ᵟ 01D5F	MODIFIER LETTER SMALL DELTA
#     ẟ 01E9F	LATIN SMALL LETTER DELTA
#     ≜ 0225C	DELTA EQUAL TO
#     ⍋ 0234B	APL FUNCTIONAL SYMBOL DELTA STILE
#     [...]

grep -i "$@" "$(locate Name.pl | head -1)" |
python3 -c '
import sys
for line in sys.stdin:
    code, desc = line.split(None, 1)
    try:
        char = chr(int(code, 16))
        print(char, line, end="")
    except ValueError:
        print(line, end="")
'