Text to Emoji

emoji.rb

#!/usr/bin/env ruby

A = <<-A
 +
+ +
+++
+ +
+ +
A

B = <<-B
++
+ +
++
+ +
++
B

C = <<-C
 ++
+
+
+
 ++
C

D = <<-D
++
+ +
+ +
+ +
++
D

E = <<-E
+++
+
+++
+
+++
E

F = <<-F
+++
+
++
+
+
F

G = <<-G
 ++
+
+ +
+ +
 ++
G

H = <<-H
+ +
+ +
+++
+ +
+ +
H

I = <<-I
+++
 +
 +
 +
+++
I

J = <<-J
+++
  +
  +
+ +
 +
J

K = <<-K
+ +
+ +
++
+ +
+ +
K

L = <<-L
+
+
+
+
+++
L

M = <<-M
+ +
+++
+ +
+ +
+ +
M

N = <<-N
++
+ +
+ +
+ +
+ +
N

O = <<-O
 +
+ +
+ +
+ +
 +
O

P = <<-P
++
+ +
++
+
+
P

Q = <<-Q
 +
+ +
+ +
+ +
 ++
Q

R = <<-R
++
+ +
++
+ +
+ +
R

S = <<-S
 ++
+
 +
  +
++
S

T = <<-T
+++
 +
 +
 +
 +
T

U = <<-U
+ +
+ +
+ +
+ +
+++
U

V = <<-V
+ +
+ +
+ +
+ +
 +
V

W = <<-W
+ +
+ +
+ +
+++
+ +
W

X = <<-X
+ +
+ +
 +
+ +
+ +
X

Y = <<-Y
+ +
+ +
 +
 +
 +
Y

Z = <<-Z
+++
  +
 +
+
+++
Z



SPACE = <<-END





END

DASH = <<-END


+++


END

SEPARATOR = <<-END





END

PLUS = <<-END
  +
  +
+++++
  +
  +
END

emoji = ARGV[1] ? ":#{ARGV[1]}:" : ':star-wars-do-it:'

def process_str(str, emoji)
  str.gsub(' ', ':empty:').gsub('+', emoji).split("\n")
end


map = {}
('A'..'Z').each do |c|
  map[c] = process_str(self.class.const_get(c), emoji)
end
map[' '] = process_str(SPACE, emoji)
map['-'] = process_str(DASH, emoji)
map['+'] = process_str(PLUS, emoji)

str = ARGV[0].upcase
mappings = str.split('').map{|char| map[char] }.compact
5.times do |i|
  puts mappings.map{|m| m[i] }.join(':empty:')
end