Nvim: restructure all plugins configuration

.config/nvim/after/available/context.rc.lua

@@ -0,0 +1,35 @@
+-- " Configuration for context.vim
+-- "" Disable context.vim on json files
+-- ""let g:context_filetype_blacklist = ["json", "log"]
+require'treesitter-context'.setup{
+    enable = true, -- Enable this plugin (Can be enabled/disabled later via commands)
+    throttle = true, -- Throttles plugin updates (may improve performance)
+    max_lines = 0, -- How many lines the window should span. Values <= 0 mean no limit.
+    patterns = { -- Match patterns for TS nodes. These get wrapped to match at word boundaries.
+        -- For all filetypes
+        -- Note that setting an entry here replaces all other patterns for this entry.
+        -- By setting the 'default' entry below, you can control which nodes you want to
+        -- appear in the context window.
+        default = {
+            'class',
+            'function',
+            'method',
+            'for',
+            'while',
+            'if',
+            'switch',
+            -- 'case',
+        },
+        -- Example for a specific filetype.
+        -- If a pattern is missing, *open a PR* so everyone can benefit.
+        rust = {
+            'impl_item',
+        },
+    },
+    exact_patterns = {
+        -- Example for a specific filetype with Lua patterns
+        -- Treat patterns.rust as a Lua pattern (i.e "^impl_item$" will
+        -- exactly match "impl_item" only)
+        rust = true,
+    }
+}