Add heuristic tests

lib/linguist/heuristics.yml

@@ -130,6 +130,10 @@ disambiguations:
     pattern: '![\w\s]+methodsFor: '
   - language: 'C#'
     pattern: '^(\s*namespace\s*[\w\.]+\s*{|\s*\/\/)'
+- extensions: ['.csc']
+  rules:
+  - language: GSC
+    named_pattern: gsc
 - extensions: ['.csl']
   rules:
   - language: XML
@@ -229,14 +233,14 @@ disambiguations:
     pattern: '^uses (java|gw)\.'
   - language: Genie
     pattern: '^\[indent=[0-9]+\]'
-- extensions: ['.gsc', '.csc', '.gsh']
+- extensions: ['.gsc']
   rules:
   - language: GSC
-    pattern:
-    - '^\s*#\s*(using|insert|include|define|namespace)\s+\w+'
-    - '^\s*function\s+\w+\w*\('
-    - '^\s*[[:alpha:]_][[:alnum:]_]*\s*\('
-    - '^\s*#\s*(precache|using_animtree)\s*\('
+    named_pattern: gsc
+- extensions: ['.gsh']
+  rules:
+  - language: GSC
+    named_pattern: gsc
 - extensions: ['.h']
   rules:
   - language: Objective-C
@@ -642,6 +646,11 @@ named_patterns:
   - 'std::\w+'
   fortran: '^(?i:[c*][^abd-z]|      (subroutine|program|end|data)\s|\s*!)'
   key_equals_value: '^[^#!;][^=]*='
+  gsc:
+  - '^\s*#\s*(using|insert|include|define|namespace)\s+\w+'
+  - '^\s*((autoexec|private)\s+)*function\s+((autoexec|private)\s+)*\w+\w*\('
+  - '(level|self)\s+thread\s+(\[\[\s*(\w+\.)*\w+\s*\]\]|\w+)s*\([^\)]*\)\s*;'
+  - '^\s*#\s*(precache|using_animtree)\s*\('
   m68k:
   - '(?im)\bmoveq(?:\.l)?\s+#(?:\$-?[0-9a-f]{1,3}|%[0-1]{1,8}|-?[0-9]{1,3}),\s*d[0-7]\b'
   - '(?im)^\s*move(?:\.[bwl])?\s+(?:sr|usp),\s*[^\s]+'

test/test_heuristics.rb

@@ -326,6 +326,12 @@ def test_cs_by_heuristics
     })
   end
 
+  def test_csc_by_heuristics
+    assert_heuristics({
+      "GSC" => all_fixtures("GSC", "*.csc")
+    })
+  end
+
   def test_csl_by_heuristics
     assert_heuristics({
       "Kusto" => all_fixtures("Kusto", "*.csl"),
@@ -430,6 +436,18 @@ def test_gs_by_heuristics
     }, alt_name="test.gs")
   end
 
+  def test_gsc_by_heuristics
+    assert_heuristics({
+      "GSC" => all_fixtures("GSC", "*.gsc")
+    })
+  end
+
+  def test_gsh_by_heuristics
+    assert_heuristics({
+      "GSC" => all_fixtures("GSC", "*.gsh")
+    })
+  end
+
   def test_h_by_heuristics
     assert_heuristics({
       "Objective-C" => all_fixtures("Objective-C", "*.h"),