asm command

--HG--
branch : pmacs2

mode/tal.py

@@ -68,6 +68,23 @@ hi_cyan = ('cyan155', 'default')
 lo_blue = ('blue113', 'default')
 hi_blue = ('blue225', 'default')
 
+class Talasm(Method):
+    '''Assemble the given .tal file'''
+    bname = '*Talasm*'
+    def run_pipe(self, w, args, switch, mname=None):
+        return w.application.run_pipe(args, w.buffer, self.bname, switch, mname)
+    def _execute(self, w, **vargs):
+        path = w.buffer.path
+        if path.endswith('.tal'):
+            dest = path[:-4] + '.rom'
+        else:
+            raise Exception('invalid path: %s' % path)
+        args = ['uxnasm', path, dest]
+        r = self.run_pipe(w, args, lambda x: x != 0, 'error')
+        b = w.application.get_buffer_by_name(self.bname)
+        b.orig_path = w.buffer.path
+        if r == 0: w.set_error(b.lines[-2])
+
 class Taldoc(Method):
     '''View documentation'''
     ops = {
@@ -220,7 +237,7 @@ class Tal(Fundamental):
     name       = 'tal'
     extensions = ['.tal']
     grammar    = TalGrammar
-    actions = [Taldoc]
+    actions = [Taldoc, Talasm]
     colors     = {
         'tal.addr':        hi_cyan,
         'tal.defmacro':    hi_blue,
@@ -239,6 +256,7 @@ class Tal(Fundamental):
     closetokens = ('delimiter',)
     closetags   = {')': '(', ']': '[', '}': '{'}
     _bindings = {
+        'talasm': ('C-c c', 'C-c C-c'),
         'taldoc': ('C-c p',),
         'close-paren':   (')',),
         'close-brace':   ('}',),