From 9caf4273b93c3934cf6deca43245d6a646712d62 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?David=20W=C3=BChrer?= <def@gmx.at>
Date: Thu, 10 Sep 2026 20:46:23 +0200
Subject: expand the alphabet

---
 bin/italicise | 430 +++++++++++++++++++++++++++++-----------------------------
 1 file changed, 218 insertions(+), 212 deletions(-)

(limited to 'bin/italicise')

diff --git a/bin/italicise b/bin/italicise
index 24602f7..33d8e1e 100755
--- a/bin/italicise
+++ b/bin/italicise
@@ -44,223 +44,229 @@
 #  bold or italic.  There are for subscript and superscript,
 #  and ASCII has similar codes which nobody ever uses.
 
-declare -A bold=(
-	[A]=$'\xf0\x9d\x90\x80'
-	[B]=$'\xf0\x9d\x90\x81'
-	[C]=$'\xf0\x9d\x90\x82'
-	[D]=$'\xf0\x9d\x90\x83'
-	[E]=$'\xf0\x9d\x90\x84'
-	[F]=$'\xf0\x9d\x90\x85'
-	[G]=$'\xf0\x9d\x90\x86'
-	[H]=$'\xf0\x9d\x90\x87'
-	[I]=$'\xf0\x9d\x90\x88'
-	[J]=$'\xf0\x9d\x90\x89'
-	[K]=$'\xf0\x9d\x90\x8a'
-	[L]=$'\xf0\x9d\x90\x8b'
-	[M]=$'\xf0\x9d\x90\x8c'
-	[N]=$'\xf0\x9d\x90\x8d'
-	[O]=$'\xf0\x9d\x90\x8e'
-	[P]=$'\xf0\x9d\x90\x8f'
-	[Q]=$'\xf0\x9d\x90\x90'
-	[R]=$'\xf0\x9d\x90\x91'
-	[S]=$'\xf0\x9d\x90\x92'
-	[T]=$'\xf0\x9d\x90\x93'
-	[U]=$'\xf0\x9d\x90\x94'
-	[V]=$'\xf0\x9d\x90\x95'
-	[W]=$'\xf0\x9d\x90\x96'
-	[X]=$'\xf0\x9d\x90\x97'
-	[Y]=$'\xf0\x9d\x90\x98'
-	[Z]=$'\xf0\x9d\x90\x99'
-	[a]=$'\xf0\x9d\x90\x9a'
-	[b]=$'\xf0\x9d\x90\x9b'
-	[c]=$'\xf0\x9d\x90\x9c'
-	[d]=$'\xf0\x9d\x90\x9d'
-	[e]=$'\xf0\x9d\x90\x9e'
-	[f]=$'\xf0\x9d\x90\x9f'
-	[g]=$'\xf0\x9d\x90\xa0'
-	[h]=$'\xf0\x9d\x90\xa1'
-	[i]=$'\xf0\x9d\x90\xa2'
-	[j]=$'\xf0\x9d\x90\xa3'
-	[k]=$'\xf0\x9d\x90\xa4'
-	[l]=$'\xf0\x9d\x90\xa5'
-	[m]=$'\xf0\x9d\x90\xa6'
-	[n]=$'\xf0\x9d\x90\xa7'
-	[o]=$'\xf0\x9d\x90\xa8'
-	[p]=$'\xf0\x9d\x90\xa9'
-	[q]=$'\xf0\x9d\x90\xaa'
-	[r]=$'\xf0\x9d\x90\xab'
-	[s]=$'\xf0\x9d\x90\xac'
-	[t]=$'\xf0\x9d\x90\xad'
-	[u]=$'\xf0\x9d\x90\xae'
-	[v]=$'\xf0\x9d\x90\xaf'
-	[w]=$'\xf0\x9d\x90\xb0'
-	[x]=$'\xf0\x9d\x90\xb1'
-	[y]=$'\xf0\x9d\x90\xb2'
-	[z]=$'\xf0\x9d\x90\xb3'
-	[Α]=$'\xf0\x9d\x9a\xa8'
-	[Β]=$'\xf0\x9d\x9a\xa9'
-	[Γ]=$'\xf0\x9d\x9a\xaa'
-	[Δ]=$'\xf0\x9d\x9a\xab'
-	[Ε]=$'\xf0\x9d\x9a\xac'
-	[Ζ]=$'\xf0\x9d\x9a\xad'
-	[Η]=$'\xf0\x9d\x9a\xae'
-	[Θ]=$'\xf0\x9d\x9a\xaf'
-	[Ι]=$'\xf0\x9d\x9a\xb0'
-	[Κ]=$'\xf0\x9d\x9a\xb1'
-	[Λ]=$'\xf0\x9d\x9a\xb2'
-	[Μ]=$'\xf0\x9d\x9a\xb3'
-	[Ν]=$'\xf0\x9d\x9a\xb4'
-	[Ξ]=$'\xf0\x9d\x9a\xb5'
-	[Ο]=$'\xf0\x9d\x9a\xb6'
-	[Π]=$'\xf0\x9d\x9a\xb7'
-	[Ρ]=$'\xf0\x9d\x9a\xb8'
-	[Σ]=$'\xf0\x9d\x9a\xba'
-	[Τ]=$'\xf0\x9d\x9a\xbb'
-	[Υ]=$'\xf0\x9d\x9a\xbc'
-	[Φ]=$'\xf0\x9d\x9a\xbd'
-	[Χ]=$'\xf0\x9d\x9a\xbe'
-	[Ψ]=$'\xf0\x9d\x9a\xbf'
-	[Ω]=$'\xf0\x9d\x9b\x80'
-	[α]=$'\xf0\x9d\x9b\x82'
-	[β]=$'\xf0\x9d\x9b\x83'
-	[γ]=$'\xf0\x9d\x9b\x84'
-	[δ]=$'\xf0\x9d\x9b\x85'
-	[ε]=$'\xf0\x9d\x9b\x86'
-	[ζ]=$'\xf0\x9d\x9b\x87'
-	[η]=$'\xf0\x9d\x9b\x88'
-	[θ]=$'\xf0\x9d\x9b\x89'
-	[ι]=$'\xf0\x9d\x9b\x8a'
-	[κ]=$'\xf0\x9d\x9b\x8b'
-	[λ]=$'\xf0\x9d\x9b\x8c'
-	[μ]=$'\xf0\x9d\x9b\x8d'
-	[ν]=$'\xf0\x9d\x9b\x8e'
-	[ξ]=$'\xf0\x9d\x9b\x8f'
-	[ο]=$'\xf0\x9d\x9b\x90'
-	[π]=$'\xf0\x9d\x9b\x91'
-	[ρ]=$'\xf0\x9d\x9b\x92'
-	[ς]=$'\xf0\x9d\x9b\x93'
-	[σ]=$'\xf0\x9d\x9b\x94'
-	[τ]=$'\xf0\x9d\x9b\x95'
-	[υ]=$'\xf0\x9d\x9b\x96'
-	[φ]=$'\xf0\x9d\x9b\x97'
-	[χ]=$'\xf0\x9d\x9b\x98'
-	[ψ]=$'\xf0\x9d\x9b\x99'
-	[ω]=$'\xf0\x9d\x9b\x9a'
-)
-
 declare -A italic=(
-	[A]=$'\xf0\x9d\x90\xb4'
-	[B]=$'\xf0\x9d\x90\xb5'
-	[C]=$'\xf0\x9d\x90\xb6'
-	[D]=$'\xf0\x9d\x90\xb7'
-	[E]=$'\xf0\x9d\x90\xb8'
-	[F]=$'\xf0\x9d\x90\xb9'
-	[G]=$'\xf0\x9d\x90\xba'
-	[H]=$'\xf0\x9d\x90\xbb'
-	[I]=$'\xf0\x9d\x90\xbc'
-	[J]=$'\xf0\x9d\x90\xbd'
-	[K]=$'\xf0\x9d\x90\xbe'
-	[L]=$'\xf0\x9d\x90\xbf'
-	[M]=$'\xf0\x9d\x91\x80'
-	[N]=$'\xf0\x9d\x91\x81'
-	[O]=$'\xf0\x9d\x91\x82'
-	[P]=$'\xf0\x9d\x91\x83'
-	[Q]=$'\xf0\x9d\x91\x84'
-	[R]=$'\xf0\x9d\x91\x85'
-	[S]=$'\xf0\x9d\x91\x86'
-	[T]=$'\xf0\x9d\x91\x87'
-	[U]=$'\xf0\x9d\x91\x88'
-	[V]=$'\xf0\x9d\x91\x89'
-	[W]=$'\xf0\x9d\x91\x8a'
-	[X]=$'\xf0\x9d\x91\x8b'
-	[Y]=$'\xf0\x9d\x91\x8c'
-	[Z]=$'\xf0\x9d\x91\x8d'
-	[a]=$'\xf0\x9d\x91\x8e'
-	[b]=$'\xf0\x9d\x91\x8f'
-	[c]=$'\xf0\x9d\x91\x90'
-	[d]=$'\xf0\x9d\x91\x91'
-	[e]=$'\xf0\x9d\x91\x92'
-	[f]=$'\xf0\x9d\x91\x93'
-	[g]=$'\xf0\x9d\x91\x94'
-	[h]=$'\xe2\x84\x8e' # Planck's constant
-	[i]=$'\xf0\x9d\x91\x96'
-	[j]=$'\xf0\x9d\x91\x97'
-	[k]=$'\xf0\x9d\x91\x98'
-	[l]=$'\xf0\x9d\x91\x99'
-	[m]=$'\xf0\x9d\x91\x9a'
-	[n]=$'\xf0\x9d\x91\x9b'
-	[o]=$'\xf0\x9d\x91\x9c'
-	[p]=$'\xf0\x9d\x91\x9d'
-	[q]=$'\xf0\x9d\x91\x9e'
-	[r]=$'\xf0\x9d\x91\x9f'
-	[s]=$'\xf0\x9d\x91\xa0'
-	[t]=$'\xf0\x9d\x91\xa1'
-	[u]=$'\xf0\x9d\x91\xa2'
-	[v]=$'\xf0\x9d\x91\xa3'
-	[w]=$'\xf0\x9d\x91\xa4'
-	[x]=$'\xf0\x9d\x91\xa5'
-	[y]=$'\xf0\x9d\x91\xa6'
-	[z]=$'\xf0\x9d\x91\xa7'
-	[Α]=$'\xf0\x9d\x9b\xa2'
-	[Β]=$'\xf0\x9d\x9b\xa3'
-	[Γ]=$'\xf0\x9d\x9b\xa4'
-	[Δ]=$'\xf0\x9d\x9b\xa5'
-	[Ε]=$'\xf0\x9d\x9b\xa6'
-	[Ζ]=$'\xf0\x9d\x9b\xa7'
-	[Η]=$'\xf0\x9d\x9b\xa8'
-	[Θ]=$'\xf0\x9d\x9b\xa9'
-	[Ι]=$'\xf0\x9d\x9b\xaa'
-	[Κ]=$'\xf0\x9d\x9b\xab'
-	[Λ]=$'\xf0\x9d\x9b\xac'
-	[Μ]=$'\xf0\x9d\x9b\xad'
-	[Ν]=$'\xf0\x9d\x9b\xae'
-	[Ξ]=$'\xf0\x9d\x9b\xaf'
-	[Ο]=$'\xf0\x9d\x9b\xb0'
-	[Π]=$'\xf0\x9d\x9b\xb1'
-	[Ρ]=$'\xf0\x9d\x9b\xb2'
-	[Σ]=$'\xf0\x9d\x9b\xb4'
-	[Τ]=$'\xf0\x9d\x9b\xb5'
-	[Υ]=$'\xf0\x9d\x9b\xb6'
-	[Φ]=$'\xf0\x9d\x9b\xb7'
-	[Χ]=$'\xf0\x9d\x9b\xb8'
-	[Ψ]=$'\xf0\x9d\x9b\xb9'
-	[Ω]=$'\xf0\x9d\x9b\xba'
-	[α]=$'\xf0\x9d\x9b\xbc'
-	[β]=$'\xf0\x9d\x9b\xbd'
-	[γ]=$'\xf0\x9d\x9b\xbe'
-	[δ]=$'\xf0\x9d\x9b\xbf'
-	[ε]=$'\xf0\x9d\x9c\x80'
-	[ζ]=$'\xf0\x9d\x9c\x81'
-	[η]=$'\xf0\x9d\x9c\x82'
-	[θ]=$'\xf0\x9d\x9c\x83'
-	[ι]=$'\xf0\x9d\x9c\x84'
-	[κ]=$'\xf0\x9d\x9c\x85'
-	[λ]=$'\xf0\x9d\x9c\x86'
-	[μ]=$'\xf0\x9d\x9c\x87'
-	[ν]=$'\xf0\x9d\x9c\x88'
-	[ξ]=$'\xf0\x9d\x9c\x89'
-	[ο]=$'\xf0\x9d\x9c\x8a'
-	[π]=$'\xf0\x9d\x9c\x8b'
-	[ρ]=$'\xf0\x9d\x9c\x8c'
-	[ς]=$'\xf0\x9d\x9c\x8d'
-	[σ]=$'\xf0\x9d\x9c\x8e'
-	[τ]=$'\xf0\x9d\x9c\x8f'
-	[υ]=$'\xf0\x9d\x9c\x90'
-	[φ]=$'\xf0\x9d\x9c\x91'
-	[χ]=$'\xf0\x9d\x9c\x92'
-	[ψ]=$'\xf0\x9d\x9c\x93'
-	[ω]=$'\xf0\x9d\x9c\x94'
+# Latin:
+	[A]=𝐴
+	[B]=𝐵
+	[C]=𝐶
+	[D]=𝐷
+	[E]=𝐸
+	[F]=𝐹
+	[G]=𝐺
+	[H]=𝐻
+	[I]=𝐼
+	[J]=𝐽
+	[K]=𝐾
+	[L]=𝐿
+	[M]=𝑀
+	[N]=𝑁
+	[O]=𝑂
+	[P]=𝑃
+	[Q]=𝑄
+	[R]=𝑅
+	[S]=𝑆
+	[T]=𝑇
+	[U]=𝑈
+	[V]=𝑉
+	[W]=𝑊
+	[X]=𝑋
+	[Y]=𝑌
+	[Z]=𝑍
+	[a]=𝑎
+	[b]=𝑏
+	[c]=𝑐
+	[d]=𝑑
+	[e]=𝑒
+	[f]=𝑓
+	[g]=𝑔
+	[h]=ℎ # Planck's constant
+	[i]=𝑖
+	[j]=𝑗
+	[k]=𝑘
+	[l]=𝑙
+	[m]=𝑚
+	[n]=𝑛
+	[o]=𝑜
+	[p]=𝑝
+	[q]=𝑞
+	[r]=𝑟
+	[s]=𝑠
+	[t]=𝑡
+	[u]=𝑢
+	[v]=𝑣
+	[w]=𝑤
+	[x]=𝑥
+	[y]=𝑦
+	[z]=𝑧
+# Bold Latin:
+	[𝐀]=𝑨
+	[𝐁]=𝑩
+	[𝐂]=𝑪
+	[𝐃]=𝑫
+	[𝐄]=𝑬
+	[𝐅]=𝑭
+	[𝐆]=𝑮
+	[𝐇]=𝑯
+	[𝐈]=𝑰
+	[𝐉]=𝑱
+	[𝐊]=𝑲
+	[𝐋]=𝑳
+	[𝐌]=𝑴
+	[𝐍]=𝑵
+	[𝐎]=𝑶
+	[𝐏]=𝑷
+	[𝐐]=𝑸
+	[𝐑]=𝑹
+	[𝐒]=𝑺
+	[𝐓]=𝑻
+	[𝐔]=𝑼
+	[𝐕]=𝑽
+	[𝐖]=𝑾
+	[𝐗]=𝑿
+	[𝐘]=𝒀
+	[𝐙]=𝒁
+	[𝐚]=𝒂
+	[𝐛]=𝒃
+	[𝐜]=𝒄
+	[𝐝]=𝒅
+	[𝐞]=𝒆
+	[𝐟]=𝒇
+	[𝐠]=𝒈
+	[𝐡]=𝒉
+	[𝐢]=𝒊
+	[𝐣]=𝒋
+	[𝐤]=𝒌
+	[𝐥]=𝒍
+	[𝐦]=𝒎
+	[𝐧]=𝒏
+	[𝐨]=𝒐
+	[𝐩]=𝒑
+	[𝐪]=𝒒
+	[𝐫]=𝒓
+	[𝐬]=𝒔
+	[𝐭]=𝒕
+	[𝐮]=𝒖
+	[𝐯]=𝒗
+	[𝐰]=𝒘
+	[𝐱]=𝒙
+	[𝐲]=𝒚
+	[𝐳]=𝒛
+# Sans-serif:
+	[𝖠]=𝘈
+	[𝖡]=𝘉
+	[𝖢]=𝘊
+	[𝖣]=𝘋
+	[𝖤]=𝘌
+	[𝖥]=𝘍
+	[𝖦]=𝘎
+	[𝖧]=𝘏
+	[𝖨]=𝘐
+	[𝖩]=𝘑
+	[𝖪]=𝘒
+	[𝖫]=𝘓
+	[𝖬]=𝘔
+	[𝖭]=𝘕
+	[𝖮]=𝘖
+	[𝖯]=𝘗
+	[𝖰]=𝘘
+	[𝖱]=𝘙
+	[𝖲]=𝘚
+	[𝖳]=𝘛
+	[𝖴]=𝘜
+	[𝖵]=𝘝
+	[𝖶]=𝘞
+	[𝖷]=𝘟
+	[𝖸]=𝘠
+	[𝖹]=𝘡
+	[𝖺]=𝘢
+	[𝖻]=𝘣
+	[𝖼]=𝘤
+	[𝖽]=𝘥
+	[𝖾]=𝘦
+	[𝖿]=𝘧
+	[𝗀]=𝘨
+	[𝗁]=𝘩
+	[𝗂]=𝘪
+	[𝗃]=𝘫
+	[𝗄]=𝘬
+	[𝗅]=𝘭
+	[𝗆]=𝘮
+	[𝗇]=𝘯
+	[𝗈]=𝘰
+	[𝗉]=𝘱
+	[𝗊]=𝘲
+	[𝗋]=𝘳
+	[𝗌]=𝘴
+	[𝗍]=𝘵
+	[𝗎]=𝘶
+	[𝗏]=𝘷
+	[𝗐]=𝘸
+	[𝗑]=𝘹
+	[𝗒]=𝘺
+	[𝗓]=𝘻
+# Bold sans-serif:
+# 𝗔𝗕𝗖𝗗𝗘𝗙𝗚𝗛𝗜𝗝𝗞𝗟𝗠𝗡𝗢𝗣𝗤𝗥𝗦𝗧𝗨𝗩𝗪𝗫𝗬𝗭𝗮𝗯𝗰𝗱𝗲𝗳𝗴𝗵𝗶𝗷𝗸𝗹𝗺𝗻𝗼𝗽𝗾𝗿𝘀𝘁𝘂𝘃𝘄𝘅𝘆𝘇
+# 
+# Greek:
+	[Α]=𝛢
+	[Β]=𝛣
+	[Γ]=𝛤
+	[Δ]=𝛥
+	[Ε]=𝛦
+	[Ζ]=𝛧
+	[Η]=𝛨
+	[Θ]=𝛩
+	[Ι]=𝛪
+	[Κ]=𝛫
+	[Λ]=𝛬
+	[Μ]=𝛭
+	[Ν]=𝛮
+	[Ξ]=𝛯
+	[Ο]=𝛰
+	[Π]=𝛱
+	[Ρ]=𝛲
+	[Σ]=𝛴
+	[Τ]=𝛵
+	[Υ]=𝛶
+	[Φ]=𝛷
+	[Χ]=𝛸
+	[Ψ]=𝛹
+	[Ω]=𝛺
+	[α]=𝛼
+	[β]=𝛽
+	[γ]=𝛾
+	[δ]=𝛿
+	[ε]=𝜀
+	[ζ]=𝜁
+	[η]=𝜂
+	[θ]=𝜃
+	[ι]=𝜄
+	[κ]=𝜅
+	[λ]=𝜆
+	[μ]=𝜇
+	[ν]=𝜈
+	[ξ]=𝜉
+	[ο]=𝜊
+	[π]=𝜋
+	[ρ]=𝜌
+	[ς]=𝜍
+	[σ]=𝜎
+	[τ]=𝜏
+	[υ]=𝜐
+	[φ]=𝜑
+	[χ]=𝜒
+	[ψ]=𝜓
+	[ω]=𝜔
+# Perseus:
+# 𝚨𝚩𝚪𝚫𝚬𝚭𝚮𝚯𝚰𝚱𝚲𝚳𝚴𝚵𝚶𝚷𝚸𝚺𝚻𝚼𝚽𝚾𝚿𝛀𝛂𝛃𝛄𝛅𝛆𝛇𝛈𝛉𝛊𝛋𝛌𝛍𝛎𝛏𝛐𝛑𝛒𝛓𝛔𝛕𝛖𝛗𝛘𝛙𝛚
+# 
 )
 
-# TODO: bold italics.
-
 while IFS= read -r line
-do
-	replacement=""
-	for i in $(seq 0 "$((${#line}-1))")
+do	for i in $(seq 0 "$((${#line}-1))")
 	do
 		c=${line:$i:1}
-		replacement+=${italic[$c]:-$c}
+		printf '%s' "${italic[$c]:-$c}"
 	done
-	echo "$replacement"
+	echo
 done
-- 
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