From 63119f09d1390b61155cc0dc3ff497356d2fc7e5 Mon Sep 17 00:00:00 2001
From: Adam Stankiewicz <sheerun@sher.pl>
Date: Tue, 1 Sep 2020 23:38:17 +0200
Subject: Automatically detect indentation, closes #529

---
 scripts/build | 34 ++++++++++++++++++++++++++++++++++
 1 file changed, 34 insertions(+)

(limited to 'scripts')

diff --git a/scripts/build b/scripts/build
index 1fe148e7..2fcbe235 100755
--- a/scripts/build
+++ b/scripts/build
@@ -716,6 +716,39 @@ def detect_filetypes
   }]
 end
 
+def generate_plugins(packages)
+  FileUtils.mkdir_p('autoload/polyglot')
+
+  output = "let s:globs = {\n"
+
+  patterns = Hash.new { |h, k| h[k] = [] }
+
+  for package in packages
+    for filetype in package["filetypes"]
+      extensions = (filetype["extensions"] || []).map { |e| "*.#{e}" }
+      files = (filetype["filenames"] || []).reject { |e| e.match(/\*\*|\//) }
+      patterns[filetype["name"]].concat(extensions)
+      patterns[filetype["name"]].concat(files)
+    end
+  end
+
+  for filetype in patterns.keys.sort
+    output << "  \\ '#{filetype}': '{#{patterns[filetype].uniq.join(",")},}',\n"
+  end
+  output << "  \\}\n\n"
+
+
+  output << <<~EOS
+    func! sleuth#GlobForFiletype(type)
+      return get(s:globs, a:type, '')
+    endfunc
+  EOS
+
+
+  File.write('autoload/sleuth.vim', output)
+end
+
+
 if __FILE__ == $0
   if !ENV["DEV"]
     FileUtils.rm_rf("tmp")
@@ -725,6 +758,7 @@ if __FILE__ == $0
   download(packages)
   extract(packages)
   generate_ftdetect(packages, heuristics)
+  generate_plugins(packages)
   generate_tests(packages)
   puts(" Bye! Have a wonderful time!")
 
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