From 566c9b9e7c9257f222d6ccd314c8c316e84d8cbe Mon Sep 17 00:00:00 2001
From: liquid600pgm <liquidekgaming@gmail.com>
Date: Fri, 20 Nov 2020 12:54:34 +0100
Subject: added language_nim.lua

---
 plugins/language_nim.lua | 120 +++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 120 insertions(+)
 create mode 100644 plugins/language_nim.lua

(limited to 'plugins/language_nim.lua')

diff --git a/plugins/language_nim.lua b/plugins/language_nim.lua
new file mode 100644
index 0000000..af230e4
--- /dev/null
+++ b/plugins/language_nim.lua
@@ -0,0 +1,120 @@
+local syntax = require "core.syntax"
+
+local patterns = {}
+
+local symbols = {
+  ["nil"] = "literal",
+  ["true"] = "literal",
+  ["false"] = "literal",
+}
+
+local number_patterns = {
+  "0[bB][01][01_]*",
+  "0o[0-7][0-7_]*",
+  "0[xX]%x[%x_]*",
+  "%d[%d_]*%.%d[%d_]*[eE][-+]?%d[%d_]*",
+  "%d[%d_]*%.%d[%d_]*",
+  "%d[%d_]*",
+}
+
+local type_suffix_patterns = {}
+
+for _, size in ipairs({"", "8", "16", "32", "64"}) do
+  table.insert(type_suffix_patterns, "'?[fuiFUI]"..size)
+end
+
+for _, pattern in ipairs(number_patterns) do
+  for _, suffix in ipairs(type_suffix_patterns) do
+    table.insert(patterns, { pattern = pattern..suffix, type = "literal" })
+  end
+  table.insert(patterns, { pattern = pattern, type = "literal" })
+end
+
+local keywords = {
+  "addr", "and", "as", "asm",
+  "bind", "block", "break",
+  "case", "cast", "concept", "const", "continue", "converter",
+  "defer", "discard", "distinct", "div", "do",
+  "elif", "else", "end", "enum", "except", "export",
+  "finally", "for", "from", "func",
+  "if", "import", "in", "include", "interface", "is", "isnot", "iterator",
+  "let",
+  "macro", "method", "mixin", "mod",
+  "not", "notin",
+  "object", "of", "or", "out",
+  "proc", "ptr",
+  "raise", "ref", "return",
+  "shl", "shr", "static",
+  "template", "try", "tuple", "type",
+  "using",
+  "var",
+  "when", "while",
+  "xor",
+  "yield",
+}
+
+for _, keyword in ipairs(keywords) do
+  symbols[keyword] = "keyword"
+end
+
+local standard_types = {
+  "bool", "byte",
+  "int", "int8", "int16", "int32", "int64",
+  "uint", "uint8", "uint16", "uint32", "uint64",
+  "float", "float32", "float64",
+  "char", "string", "cstring",
+  "pointer",
+  "typedesc",
+  "void", "auto", "any",
+  "untyped", "typed",
+  "clong", "culong", "cchar", "cschar", "cshort", "cint", "csize", "csize_t",
+  "clonglong", "cfloat", "cdouble", "clongdouble", "cuchar", "cushort",
+  "cuint", "culonglong", "cstringArray",
+}
+
+for _, type in ipairs(standard_types) do
+  symbols[type] = "keyword2"
+end
+
+local standard_generic_types = {
+  "range",
+  "array", "open[aA]rray", "varargs", "seq", "set",
+  "sink", "lent", "owned",
+}
+
+for _, type in ipairs(standard_generic_types) do
+  table.insert(patterns, { pattern = type.."%f[%[]", type = "keyword2" })
+  table.insert(patterns, { pattern = type.." +%f[%w]", type = "keyword2" })
+end
+
+local user_patterns = {
+  -- comments
+  { pattern = { "##?%[", "]##?" },            type = "comment" },
+  { pattern = "##?.-\n",                      type = "comment" },
+  -- strings and chars
+  { pattern = { '"', '"', '\\' },             type = "string" },
+  { pattern = { '"""', '"""[^"]' },           type = "string" },
+  { pattern = { "'", "'", '\\' },             type = "literal" },
+  -- function calls
+  { pattern = "[a-zA-Z][a-zA-Z0-9_]*%f[(]",   type = "function" },
+  -- identifiers
+  { pattern = "[A-Z][a-zA-Z0-9_]*",           type = "keyword2" },
+  { pattern = "[a-zA-Z][a-zA-Z0-9_]*",        type = "symbol" },
+  -- operators
+  { pattern = "%.%f[^.]",                     type = "normal" },
+  { pattern = ":%f[ ]",                       type = "normal" },
+  { pattern = "[=+%-*/<>@$~&%%|!?%^&.:\\]+",  type = "operator" },
+}
+
+for _, pattern in ipairs(user_patterns) do
+  table.insert(patterns, pattern)
+end
+
+local nim = {
+  files = { "%.nim$", "%.nims$", "%.nimble$" },
+  comment = "#",
+  patterns = patterns,
+  symbols = symbols,
+}
+
+syntax.add(nim)
-- 
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