From a06fc34dfb7bfd870e3af54c275a6a0ff48359f8 Mon Sep 17 00:00:00 2001
From: Luke Kenneth Casson Leighton <lkcl@lkcl.net>
Date: Thu, 25 Apr 2019 17:02:51 +0100
Subject: [PATCH] start constructing class

---
 lexor.py    |  2 +-
 parse_sv.py | 25 +++++++++++++++++++++++++
 2 files changed, 26 insertions(+), 1 deletion(-)

diff --git a/lexor.py b/lexor.py
index d25ed61..754fcf1 100644
--- a/lexor.py
+++ b/lexor.py
@@ -811,7 +811,7 @@ def t_timescale_end(t):
     t.type = 'timescale'
     t.value = code
     t.lexer.pop_state()
-    print "match", code
+    print ("match", code)
     return t
 
 """
diff --git a/parse_sv.py b/parse_sv.py
index df38a7c..39fe14b 100644
--- a/parse_sv.py
+++ b/parse_sv.py
@@ -3234,6 +3234,7 @@ def p_branch_probe_expression_2(p):
 def p_expression_1(p):
     '''expression : expr_primary_or_typename '''
     print('expression_1', list(p))
+    p[0] = p[1]
     # { $$ = $1; }
 ()
 def p_expression_2(p):
@@ -3681,10 +3682,12 @@ def p_expression_list_proper_2(p):
 def p_expr_primary_or_typename_1(p):
     '''expr_primary_or_typename : expr_primary '''
     print('expr_primary_or_typename_1', list(p))
+    p[0] = p[1]
 ()
 def p_expr_primary_or_typename_2(p):
     '''expr_primary_or_typename : TYPE_IDENTIFIER '''
     print('expr_primary_or_typename_2', list(p))
+    p[0] = p[1]
     # { PETypename*tmp = new PETypename($1.type);
     # 	FILE_NAME(tmp,@1);
     # 	$$ = tmp;
@@ -3694,6 +3697,7 @@ def p_expr_primary_or_typename_2(p):
 def p_expr_primary_1(p):
     '''expr_primary : number '''
     print('expr_primary_1', list(p))
+    p[0] = p[1]
     # { assert($1);
     # 	PENumber*tmp = new PENumber($1);
     # 	FILE_NAME(tmp, @1);
@@ -3748,6 +3752,7 @@ def p_expr_primary_5(p):
 def p_expr_primary_6(p):
     '''expr_primary : hierarchy_identifier '''
     print('expr_primary_6', list(p))
+    p[0] = p[1]
     # { PEIdent*tmp = pform_new_ident(*$1);
     # 	FILE_NAME(tmp, @1);
     # 	$$ = tmp;
@@ -4875,6 +4880,7 @@ def p_atom2_type_4(p):
 def p_lpvalue_1(p):
     '''lpvalue : hierarchy_identifier '''
     print('lpvalue_1', list(p))
+    p[0] = p[1]
     # { PEIdent*tmp = pform_new_ident(*$1);
     # 	FILE_NAME(tmp, @1);
     # 	$$ = tmp;
@@ -4938,6 +4944,24 @@ def p_cont_assign_list_2(p):
 def p_module_1(p):
     '''module : attribute_list_opt module_start lifetime_opt IDENTIFIER _embed0_module module_package_import_list_opt module_parameter_port_list_opt module_port_list_opt module_attribute_foreign ';' _embed1_module timeunits_declaration_opt _embed2_module module_item_list_opt module_end _embed3_module endlabel_opt '''
     print('module_1', list(p))
+    clsname = [Leaf(token.NAME, 'class'),
+               Leaf(token.NAME, p[4], prefix=' '),
+               Leaf(token.COLON, ':')]
+    stmt = Node(syms.pass_stmt, [Leaf(token.NAME, "pass"),])
+    stmts = Node(syms.small_stmt, [stmt, Leaf(token.NEWLINE, '\n')])
+    stmts = Node(syms.stmt, [stmts])
+    suite = Node(syms.suite, [Leaf(token.NEWLINE, '\n'),
+                              Leaf(token.INDENT, '    '),
+                              stmts,
+                              Leaf(token.DEDENT, '')
+                             ])
+    clsdecl = Node(syms.classdef, clsname + [suite],
+                   prefix='', fixers_applied=[])
+    clsdecl = Node(syms.compound_stmt, [clsdecl])
+    print ("clsdecl", repr(clsdecl))
+    print ("clsstr:")
+    print (str(clsdecl))
+    p[0] = clsdecl
     # { // Last step: check any closing name. This is done late so
     # 	// that the parser can look ahead to detect the present
     # 	// endlabel_opt but still have the pform_endmodule() called
@@ -7312,6 +7336,7 @@ def p_statement_item_33(p):
     else:
         expr = Node(syms.expr_stmt, [p[1], Leaf(token.EQUAL, p[2]),  ])
         print ("expr", repr(expr))
+    print ("expr (python):'%s'" % expr)
     p[0] = expr
     # { PAssign*tmp = new PAssign($1,$3);
     # 	FILE_NAME(tmp, @1);
-- 
2.30.2