add SASS plugin

1 files changed, 55 insertions, 0 deletions

diff --git a/root/$mmm/plugins/sass/converts: text$moonscript -> table.moon b/root/$mmm/plugins/sass/converts: text$moonscript -> table.moon
new file mode 100644
index 0000000..e353c53
--- /dev/null
+++ b/root/$mmm/plugins/sass/converts: text$moonscript -> table.moon
@@ -0,0 +1,55 @@
+if MODE == 'CLIENT'
+  return {}
+
+posix = require 'posix'
+
+{
+  {
+    inp: 'text/x-scss'
+    out: 'text/css'
+    cost: 1
+    transform: (content) =>
+      r0, w0 = posix.pipe!
+      r1, w1 = posix.pipe!
+      r2, w2 = posix.pipe!
+
+      pid = assert posix.fork!
+      if pid == 0
+        posix.close w0
+        posix.close r1
+        posix.close r2
+
+        posix.dup2 r0, posix.fileno io.stdin
+        posix.dup2 w1, posix.fileno io.stdout
+        posix.dup2 w2, posix.fileno io.stderr
+
+        posix.close r0
+        posix.close w1
+        posix.close w2
+
+        err = assert posix.execp 'sassc', '-s'
+        posix._exit err
+        return
+      else
+        posix.close r0
+        posix.close w1
+        posix.close w2
+
+        posix.write w0, content
+        posix.close w0
+
+        _, _, status = posix.wait pid
+
+        out = if status == 0 then r1 else r2
+        out = assert posix.fdopen out, 'r'
+        out = out\read 'a'
+
+        posix.close r1
+        posix.close r2
+
+        if status == 0
+          out
+        else
+          error out
+  }
+}