Create vhdl.nanorc

.github/workflows/fetch.yml

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+name: Fetch-upstream
+on:
+  schedule:
+  - cron: '0 0 * * 1'
+  workflow_dispatch:
+
+jobs:
+  fetch:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v2
+      with:
+        fetch-depth: '5'
+
+    - name: Fetch upstream (dirty hacks)
+      run: |
+        mv .github .github~  # hide it from git
+        git reset --hard HEAD~3
+        git pull git://git.savannah.gnu.org/nano.git
+        mv .github~ .github
+
+    - name: Commit this script
+      run: |
+        git add .
+        git -c user.email='mail@beuke.org' -c user.name='Fabian Beuke' commit \
+          -m 'Merge pull request #9 from davidhcefx/patch-3'
+        git push --force

syntax/vhdl.nanorc

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+## Syntax highlighting for VHDL.
+
+syntax vhdl "\.vhd$"
+header "library IEEE;"
+magic "VHDL"
+comment "--"
+
+# formatter
+# linter
+
+# Types.
+color cyan "\<(bit|bit_vector|character|boolean|integer|real|time|string)\>"
+color cyan "\<(severity_level|positive|natural|signed|unsigned|line|text)\>"
+color cyan "\<(std_logic|std_logic_vector|std_ulogic|std_ulogic_vector)\>"
+color cyan "\<(qsim_state|qsim_state_vector|qsim_12state|qsim_12state_vector|qsim_strength)\>"
+color cyan "\<(mux_bit|mux_vectory|reg_bit|reg_vector|wor_bit|wor_vector)\>"
+
+# Keywords.
+color orange "\<(access|after|alias|all|architecture|array|assert|attribute|begin|block|body)\>"
+color orange "\<(buffer|bus|case|component|configuration|constant|disconnect|downto)\>"
+color orange "\<(else|elsif|end|entity|exit|file|for|function|generate|generic|group)\>"
+color orange "\<(guarded|if|impure|in|inertial|inout|is|label|library|linkage|literal)\>"
+color orange "\<(loop|map|new|next|null|of|on|open|others|out|package|port|postponed)\>"
+color orange "\<(procedure|process|pure|range|record|register|reject|report|return)\>"
+color orange "\<(select|severity|signal|shared|subtype|then|to|transport|type|unaffected)\>"
+color orange "\<(units|until|use|variable|wait|when|while|with|note|warning|error|failure)\>"
+color orange "\<(and|nand|or|nor|xor|xnor|rol|ror|sla|sll|sra|srl|mod|rem|abs|not)\>"
+
+# Booleans.
+color red "\<(true|false)\>"
+
+# Strings
+color green ""([^"\]|\\.)*""
+
+# Comments.
+color yellow "--.*"