Added conceal generator

.gitignore

@@ -1 +1,2 @@
 .netrwhist
+conceal.vim

conceal_defs

@@ -0,0 +1,131 @@
+# Define strings to conceal here.
+# Format is `char | string`, where
+# `char` is the character that will replace `string`.
+#
+# `char` MUST be a SINGLE character.
+# All whitespace is ignored.
+#
+# To generate vim file, do `./gen_conceal.awk this_file`
+
+# Greek letters
+Α | Alpha
+α | alpha
+Β | Beta
+β | beta
+Γ | Gamma
+γ | gamma
+Δ | Delta
+δ | delta
+Ε | Epsilon
+ε | epsilon
+Ζ | Zeta
+ζ | zeta
+Η | Eta
+η | eta
+Θ | Theta
+θ | theta
+Ι | Iota
+ι | iota
+Κ | Kappa
+κ | kapa
+Λ | Lambda
+λ | lambda
+Μ | Mu
+μ | mu
+Ν | Nu
+ν | nu
+Ξ | Xi
+ξ | xi
+Ο | Omicron
+ο | omicron
+Π | Pi
+π | pi
+Ρ | Rho
+ρ | rho
+Σ | Sigma
+σ | sigma
+Τ | Tau
+τ | tau
+Υ | Upsilon
+υ | upsilon
+Φ | Phi
+φ | phi
+Χ | Xi
+χ | xi
+Ψ | Psi
+ψ | psi
+Ω | Omega
+ω | omega
+
+# Blackboard Bold
+𝔸 | _bbA
+𝕒 | _bba
+𝔹 | _bbB
+𝕓 | _bbb
+ℂ | _bbC
+𝕔 | _bbc
+𝔻 | _bbD
+𝕕 | _bbd
+𝔼 | _bbE
+𝕖 | _bbe
+𝔽 | _bbF
+𝕗 | _bbf
+𝔾 | _bbG
+𝕘 | _bbg
+ℍ | _bbH
+𝕙 | _bbh
+𝕀 | _bbI
+𝕚 | _bbi
+𝕁 | _bbJ
+𝕛 | _bbj
+𝕂 | _bbK
+𝕜 | _bbk
+𝕃 | _bbL
+𝕝 | _bbl
+𝕄 | _bbM
+𝕞 | _bbm
+ℕ | _bbN
+𝕟 | _bbn
+𝕆 | _bbO
+𝕠 | _bbo
+ℙ | _bbP
+𝕡 | _bbp
+ℚ | _bbQ
+𝕢 | _bbq
+ℝ | _bbR
+𝕣 | _bbr
+𝕊 | _bbS
+𝕤 | _bbs
+𝕋 | _bbT
+𝕥 | _bbt
+𝕌 | _bbU
+𝕦 | _bbu
+𝕍 | _bbV
+𝕧 | _bbv
+𝕎 | _bbW
+𝕨 | _bbw
+𝕏 | _bbX
+𝕩 | _bbx
+𝕐 | _bbY
+𝕪 | _bby
+ℤ | _bbZ
+𝕫 | _bbz
+𝟘 | _bb0
+𝟙 | _bb1
+𝟚 | _bb2
+𝟛 | _bb3
+𝟜 | _bb4
+𝟝 | _bb5
+𝟞 | _bb6
+𝟟 | _bb7
+𝟠 | _bb8
+𝟡 | _bb9
+
+# Math symbols
+∈ | _in
+∉ | _notin
+∀ | _forall
+∃ | _exists
+⇒ | _implies
+⇔ | _iff
+∞ | _inf

gen_conceal.awk

@@ -0,0 +1,28 @@
+#!/usr/bin/awk -f
+
+BEGIN {
+	c = "\""
+	
+	print c " Conceal character file generated by awk."
+	print c " Do not edit this manually."
+}
+
+{
+	# Ignore all whitespace
+	gsub("\\s", "", $0)
+	
+	# Skip comments
+	if (substr($0,0,1) == "#") { next }
+	# Skip blank lines
+	if (NF <= 0) { next }
+
+	# Extract args
+	p = index($0, "|")
+	conceal = substr($0,0,p-1)
+	keyword = substr($0,p+1)
+
+	# Vim config output
+	print ":syntax match keyword \"\\<" keyword "\\>\" conceal cchar=" conceal
+
+}
+

vimrc

@@ -259,3 +259,9 @@ augroup pencil
   autocmd FileType text         call pencil#init()
   autocmd FileType text         setlocal list
 augroup END
+
+
+"  Configure and load conceal chars
+:set conceallevel=2
+highlight Conceal ctermbg=NONE ctermfg=green guibg=NONE guifg=NONE
+source ~/.vim/conceal.vim