feat(nvim): update color theme with semantic highlighting for go

nvim/.config/nvim/colors/bsolarized2.lua

@@ -42,6 +42,10 @@
 
 local table = require('table')
 
+function clear_highlight(name)
+  vim.api.nvim_set_hl(0, name, {})
+end
+
 function highlight(opts)
 	assert(opts.name, "The name of the group is missing")
 
@@ -127,7 +131,7 @@ vim.cmd [[
     endif
 ]]
 
-vim.g.colors_name = "bsolarized2"
+--vim.g.colors_name = "bsolarized2"
 
 -- ----------------------------------------------------------------------
 -- Builtin groups
@@ -339,6 +343,7 @@ highlight {name="Constant", fg=colors.cyan}
 
 -- *Identifier	any variable name
 --  Function	function name (also: methods for classes)
+clear_highlight "Identifier"
 highlight {name="Identifier", fg=colors.blue}
 
 -- *Statement	any statement
@@ -361,7 +366,7 @@ highlight {name="PreProc", fg=colors.orange}
 --  StorageClass	static, register, volatile, etc.
 --  Structure	struct, union, enum, etc.
 --  Typedef	A typedef
-highlight {name="Type", fg=colors.yellow}
+highlight {name="Type", fg=colors.yellow, attrs={attrs.bold}}
 
 -- *Special	any special symbol
 --  SpecialChar	special character in a constant
@@ -385,6 +390,22 @@ highlight {name="Error", fg=colors.base03, bg=colors.red,  attrs={attrs.bold}}
 highlight {name="Todo", fg=colors.magenta, bg=colors.none, attrs={attrs.bold}}
 
 
+
+-- ----------------------------------------------------------------------
+-- Semantic tokens
+-- ----------------------------------------------------------------------
+
+highlight {name = "@lsp.type.namespace", fg=colors.base0 }
+highlight {name = "@lsp.type.parameter", fg=colors.magenta }
+highlight {name = "@lsp.type.variable", fg=colors.blue, attrs={attrs.italic} }
+highlight {name = "@lsp.type.function", fg=colors.blue }
+highlight {name = "@lsp.type.method", link="Function" }
+
+highlight {name = "@lsp.mod.readonly", fg=colors.orange}
+highlight {name = "@lsp.mod.definition", attrs={attrs.bold} }
+highlight {name = "@lsp.mod.deprecated", attrs={attrs.strike} }
+
+
 -- ----------------------------------------------------------------------
 -- NvimTree syntax
 -- ----------------------------------------------------------------------