Warn when lessc/sass are missing.

(fix getnikola/nikola-themes#24) Signed-off-by: Chris “Kwpolska” Warrick <kwpolska@gmail.com>
prodigeni · Nov 13, 2013 · da9b688 · da9b688
1 parent 6dbec24
commit da9b688
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Showing 2 changed files with 12 additions and 2 deletions.
diff --git a/nikola/plugins/task/build_less.py b/nikola/plugins/task/build_less.py
@@ -79,7 +79,12 @@ def gen_tasks(self):
         def compile_target(target, dst):
             utils.makedirs(dst_dir)
             src = os.path.join(kw['cache_folder'], self.sources_folder, target)
-            compiled = subprocess.check_output([self.compiler_name, src])
+            try:
+                compiled = subprocess.check_output([self.compiler_name, src])
+            except OSError:
+                utils.req_missing([self.compiler_name],
+                                  'build LESS files (and use this theme)',
+                                  False, False)
             with open(dst, "wb+") as outf:
                 outf.write(compiled)
 

diff --git a/nikola/plugins/task/build_sass.py b/nikola/plugins/task/build_sass.py
@@ -80,7 +80,12 @@ def gen_tasks(self):
         def compile_target(target, dst):
             utils.makedirs(dst_dir)
             src = os.path.join(kw['cache_folder'], self.sources_folder, target)
-            compiled = subprocess.check_output([self.compiler_name, src])
+            try:
+                compiled = subprocess.check_output([self.compiler_name, src])
+            except OSError:
+                utils.req_missing([self.compiler_name],
+                                  'build Sass files (and use this theme)',
+                                  False, False)
             with open(dst, "wb+") as outf:
                 outf.write(compiled)