Add ligature plugins, installation instructions

1 files changed, 37 insertions, 0 deletions

diff --git a/ligature_plugins/python.vim b/ligature_plugins/python.vim
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+++ b/ligature_plugins/python.vim
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+" This is a fork of vim-cute-python
+" with a few character replacements to
+" play well with scientifica
+
+" we need the conceal feature (vim ≥ 7.3)
+if !has('conceal')
+    finish
+endif
+
+" remove the keywords. we'll re-add them below
+syntax clear pythonOperator
+
+syntax match pythonOperator "\<is\>"
+
+syntax match pyNiceOperator "\<in\>" conceal cchar=∈
+syntax match pyNiceOperator "\<or\>" conceal cchar=∨
+syntax match pyNiceOperator "\<and\>" conceal cchar=∧
+" include the space after “not” – if present – so that “not a” becomes “¬a”.
+" also, don't hide “not” behind  ‘¬’ if it is after “is ”.
+syntax match pyNiceOperator "<=" conceal cchar=≤
+syntax match pyNiceOperator ">=" conceal cchar=≥
+" only conceal “==” if alone, to avoid concealing SCM conflict markers
+syntax match pyNiceOperator "=\@<!===\@!" conceal cchar=≡
+syntax match pyNiceOperator "!=" conceal cchar=≠
+
+syntax keyword pyNiceOperator sum conceal cchar=∑
+syntax match pyNiceOperator "\<\%(math\.\)\?sqrt\>" conceal cchar=√
+syntax match pyNiceKeyword "\<\%(math\.\)\?pi\>" conceal cchar=π
+
+syntax keyword pyNiceStatement lambda conceal cchar=λ
+
+hi link pyNiceOperator Operator
+hi link pyNiceStatement Statement
+hi link pyNiceKeyword Keyword
+hi! link Conceal Operator
+
+setlocal conceallevel=1