Merge branch 'tru-fs' into inspect-mode

1 files changed, 61 insertions, 0 deletions

diff --git a/dump_tree.moon b/dump_tree.moon
new file mode 100644
index 0000000..a35a223
--- /dev/null
+++ b/dump_tree.moon
@@ -0,0 +1,61 @@
+package.moonpath = './?.server.moon;./?/init.server.moon;' .. package.moonpath
+require 'mmm.init'
+import Key from require 'mmm.mmmfs'
+import load_fileder from require 'mmm.mmmfs.fs'
+import to_lua from require 'moonscript.base'
+
+-- usage:
+-- moon render.moon <output> [fileder_path]
+{ output_name, path } = arg
+
+assert output_name, "please specify the output filename as an argument"
+path or= '/'
+
+root = load_fileder 'root' .. path
+root\mount path
+
+-- dump a fileder subtree as Lua source
+dump_fileder = do
+  escape = (str) -> string.format '%q', tostring str
+
+  compile = (old, new, val) -> escape "
+-- this property has been transpiled from '#{old}'
+-- to '#{new}' for execution in the browser.
+-- refer to the original property as the source.
+#{to_lua val}"
+
+  _dump = (fileder) ->
+    code = "Fileder {"
+
+    for key, val in pairs fileder.props
+      code ..= "
+        [#{escape key}] = #{escape val},"
+
+      if key.type\match '^text/moonscript %->'
+        newkey = Key key.name, key.type\gsub '^text/moonscript %-> (.*)', 'text/lua -> %1'
+        code ..= "
+          [fromcache(#{escape newkey}, #{escape key})] = #{compile key, newkey, val},"
+
+    for child in *fileder.children
+      code ..= "
+        #{_dump child},"
+
+    code ..= "
+      }"
+    code
+
+
+  (fileder) -> "
+    local mmmfs = require 'mmm.mmmfs'
+    local Key, Fileder = mmmfs.Key, mmmfs.Fileder
+    local function fromcache(str, orig)
+      local key = Key(str)
+      key.original = Key(orig)
+      return key
+    end
+
+    return #{_dump fileder}
+  "
+
+with io.open output_name, 'w'
+  \write dump_fileder root