Expression grammar compiled using frozensets

1 files changed, 43 insertions, 43 deletions

diff --git a/scss/grammar/expression.py b/scss/grammar/expression.py
index 71da2b9..1187d18 100644
--- a/scss/grammar/expression.py
+++ b/scss/grammar/expression.py
@@ -513,48 +513,48 @@ class SassExpression(Parser):
         END = self._scan('END')
         return Interpolation.maybe(parts)
 
-    atom_chks_ = set(['BAREWORD', 'INTERP_START'])
-    expr_map_or_list_rsts__ = set(['LPAR', 'DOUBLE_QUOTE', 'BAREWORD', 'URL_FUNCTION', 'INTERP_START', 'COLOR', 'ALPHA_FUNCTION', 'RPAR', 'VAR', 'NUM', 'FNCT', 'LITERAL_FUNCTION', 'BANG_IMPORTANT', 'SINGLE_QUOTE', '","'])
-    u_expr_chks = set(['LPAR', 'DOUBLE_QUOTE', 'BAREWORD', 'URL_FUNCTION', 'INTERP_START', 'COLOR', 'ALPHA_FUNCTION', 'VAR', 'NUM', 'FNCT', 'LITERAL_FUNCTION', 'BANG_IMPORTANT', 'SINGLE_QUOTE'])
-    m_expr_rsts = set(['LPAR', 'DOUBLE_QUOTE', 'SUB', 'ALPHA_FUNCTION', 'RPAR', 'MUL', 'INTERP_END', 'BANG_IMPORTANT', 'DIV', 'LE', 'URL_FUNCTION', 'INTERP_START', 'COLOR', 'NE', 'LT', 'NUM', '":"', 'LITERAL_FUNCTION', 'GT', 'END', 'SIGN', 'BAREWORD', 'GE', 'FNCT', 'VAR', 'EQ', 'AND', 'ADD', 'SINGLE_QUOTE', 'NOT', 'OR', '","'])
-    interpolated_bare_url_rsts_ = set(['RPAR', 'INTERP_START', 'BAREURL', 'SPACE'])
-    argspec_items_rsts = set(['RPAR', 'END', '","'])
-    expr_slst_chks = set(['INTERP_END', 'RPAR', 'END', '":"', '","'])
-    expr_lst_rsts = set(['INTERP_END', 'RPAR', 'END', '","'])
-    expr_map_or_list_rsts = set(['RPAR', '":"', '","'])
-    argspec_item_chks = set(['LPAR', 'DOUBLE_QUOTE', 'VAR', 'URL_FUNCTION', 'BAREWORD', 'COLOR', 'ALPHA_FUNCTION', 'INTERP_START', 'SIGN', 'LITERAL_FUNCTION', 'ADD', 'NUM', 'FNCT', 'NOT', 'BANG_IMPORTANT', 'SINGLE_QUOTE'])
-    a_expr_chks = set(['ADD', 'SUB'])
-    interpolated_function_parens_rsts = set(['LPAR', 'RPAR', 'INTERP_START'])
-    expr_slst_rsts = set(['LPAR', 'DOUBLE_QUOTE', 'VAR', 'END', 'URL_FUNCTION', 'BAREWORD', 'COLOR', 'ALPHA_FUNCTION', 'INTERP_START', 'FNCT', 'SIGN', 'LITERAL_FUNCTION', 'ADD', 'NUM', 'RPAR', '":"', 'NOT', 'INTERP_END', 'BANG_IMPORTANT', 'SINGLE_QUOTE', '","'])
-    interpolated_bareword_rsts = set(['LPAR', 'DOUBLE_QUOTE', 'SUB', 'ALPHA_FUNCTION', 'RPAR', 'MUL', 'INTERP_END', 'BANG_IMPORTANT', 'DIV', 'LE', 'URL_FUNCTION', 'INTERP_START', 'COLOR', 'NE', 'LT', 'NUM', '":"', 'LITERAL_FUNCTION', 'GT', 'END', 'SPACE', 'SIGN', 'BAREWORD', 'GE', 'FNCT', 'VAR', 'EQ', 'AND', 'ADD', 'SINGLE_QUOTE', 'NOT', 'OR', '","'])
-    atom_rsts__ = set(['LPAR', 'DOUBLE_QUOTE', 'SUB', 'ALPHA_FUNCTION', 'RPAR', 'VAR', 'MUL', 'INTERP_END', 'BANG_IMPORTANT', 'DIV', 'LE', 'URL_FUNCTION', 'INTERP_START', 'COLOR', 'NE', 'LT', 'NUM', '":"', 'LITERAL_FUNCTION', 'GT', 'END', 'SIGN', 'BAREWORD', 'GE', 'FNCT', 'UNITS', 'EQ', 'AND', 'ADD', 'SINGLE_QUOTE', 'NOT', 'OR', '","'])
-    or_expr_rsts = set(['LPAR', 'DOUBLE_QUOTE', 'ALPHA_FUNCTION', 'RPAR', 'INTERP_END', 'BANG_IMPORTANT', 'URL_FUNCTION', 'INTERP_START', 'COLOR', 'NUM', '":"', 'BAREWORD', 'END', 'SIGN', 'LITERAL_FUNCTION', 'ADD', 'FNCT', 'VAR', 'OR', 'NOT', 'SINGLE_QUOTE', '","'])
-    argspec_chks_ = set(['END', 'RPAR'])
-    interpolated_string_single_rsts = set(['SINGLE_QUOTE', 'INTERP_START'])
-    interpolated_bareword_rsts_ = set(['LPAR', 'DOUBLE_QUOTE', 'SUB', 'ALPHA_FUNCTION', 'RPAR', 'MUL', 'INTERP_END', 'BANG_IMPORTANT', 'DIV', 'LE', 'URL_FUNCTION', 'INTERP_START', 'COLOR', 'NE', 'LT', 'NUM', '":"', 'BAREWORD', 'GT', 'END', 'SPACE', 'SIGN', 'LITERAL_FUNCTION', 'GE', 'FNCT', 'VAR', 'EQ', 'AND', 'ADD', 'SINGLE_QUOTE', 'NOT', 'OR', '","'])
-    and_expr_rsts = set(['LPAR', 'DOUBLE_QUOTE', 'ALPHA_FUNCTION', 'RPAR', 'INTERP_END', 'BANG_IMPORTANT', 'URL_FUNCTION', 'INTERP_START', 'COLOR', 'NUM', '":"', 'BAREWORD', 'END', 'SIGN', 'LITERAL_FUNCTION', 'ADD', 'FNCT', 'VAR', 'AND', 'OR', 'NOT', 'SINGLE_QUOTE', '","'])
-    comparison_rsts = set(['LPAR', 'DOUBLE_QUOTE', 'ALPHA_FUNCTION', 'RPAR', 'INTERP_END', 'BANG_IMPORTANT', 'LE', 'URL_FUNCTION', 'INTERP_START', 'COLOR', 'NE', 'LT', 'NUM', '":"', 'LITERAL_FUNCTION', 'GT', 'END', 'SIGN', 'BAREWORD', 'ADD', 'FNCT', 'VAR', 'EQ', 'AND', 'GE', 'SINGLE_QUOTE', 'NOT', 'OR', '","'])
-    argspec_chks = set(['DOTDOTDOT', 'SLURPYVAR'])
-    atom_rsts_ = set(['KWVAR', 'LPAR', 'DOUBLE_QUOTE', 'SLURPYVAR', 'ALPHA_FUNCTION', 'RPAR', 'BANG_IMPORTANT', '"opacity"', 'URL_FUNCTION', 'INTERP_START', 'COLOR', 'NUM', 'BAREWORD', 'END', 'SIGN', 'LITERAL_FUNCTION', 'ADD', 'FNCT', 'VAR', 'DOTDOTDOT', 'NOT', 'SINGLE_QUOTE'])
-    interpolated_string_double_rsts = set(['DOUBLE_QUOTE', 'INTERP_START'])
-    atom_chks__ = set(['COLOR', 'VAR'])
-    expr_map_or_list_rsts_ = set(['RPAR', '","'])
-    u_expr_rsts = set(['LPAR', 'DOUBLE_QUOTE', 'BAREWORD', 'URL_FUNCTION', 'INTERP_START', 'COLOR', 'ALPHA_FUNCTION', 'SIGN', 'VAR', 'ADD', 'NUM', 'FNCT', 'LITERAL_FUNCTION', 'BANG_IMPORTANT', 'SINGLE_QUOTE'])
-    interpolated_url_chks = set(['INTERP_START_URL_HACK', 'BAREURL_HEAD_HACK'])
-    atom_chks = set(['KWVAR', 'LPAR', 'DOUBLE_QUOTE', 'BANG_IMPORTANT', 'END', 'SLURPYVAR', 'URL_FUNCTION', 'BAREWORD', 'COLOR', 'ALPHA_FUNCTION', 'DOTDOTDOT', 'INTERP_START', 'RPAR', 'LITERAL_FUNCTION', 'ADD', 'NUM', 'VAR', 'FNCT', 'NOT', 'SIGN', 'SINGLE_QUOTE'])
-    interpolated_url_rsts = set(['LPAR', 'DOUBLE_QUOTE', 'VAR', 'SINGLE_QUOTE', 'URL_FUNCTION', 'BAREWORD', 'COLOR', 'ALPHA_FUNCTION', 'INTERP_START', 'SIGN', 'LITERAL_FUNCTION', 'ADD', 'NUM', 'FNCT', 'NOT', 'INTERP_START_URL_HACK', 'BANG_IMPORTANT', 'BAREURL_HEAD_HACK'])
-    comparison_chks = set(['GT', 'GE', 'NE', 'LT', 'LE', 'EQ'])
-    argspec_items_rsts_ = set(['KWVAR', 'LPAR', 'DOUBLE_QUOTE', 'VAR', 'END', 'SLURPYVAR', 'URL_FUNCTION', 'BAREWORD', 'COLOR', 'ALPHA_FUNCTION', 'DOTDOTDOT', 'INTERP_START', 'SIGN', 'LITERAL_FUNCTION', 'ADD', 'NUM', 'RPAR', 'FNCT', 'NOT', 'BANG_IMPORTANT', 'SINGLE_QUOTE'])
-    a_expr_rsts = set(['LPAR', 'DOUBLE_QUOTE', 'SUB', 'ALPHA_FUNCTION', 'RPAR', 'INTERP_END', 'BANG_IMPORTANT', 'LE', 'URL_FUNCTION', 'INTERP_START', 'COLOR', 'NE', 'LT', 'NUM', '":"', 'LITERAL_FUNCTION', 'GT', 'END', 'SIGN', 'BAREWORD', 'GE', 'FNCT', 'VAR', 'EQ', 'AND', 'ADD', 'SINGLE_QUOTE', 'NOT', 'OR', '","'])
-    interpolated_string_rsts = set(['DOUBLE_QUOTE', 'SINGLE_QUOTE'])
-    interpolated_bareword_rsts__ = set(['LPAR', 'DOUBLE_QUOTE', 'SUB', 'ALPHA_FUNCTION', 'RPAR', 'MUL', 'INTERP_END', 'BANG_IMPORTANT', 'DIV', 'LE', 'URL_FUNCTION', 'INTERP_START', 'COLOR', 'NE', 'LT', 'NUM', '":"', 'LITERAL_FUNCTION', 'GT', 'END', 'SIGN', 'BAREWORD', 'GE', 'FNCT', 'VAR', 'EQ', 'AND', 'ADD', 'SINGLE_QUOTE', 'NOT', 'OR', '","'])
-    m_expr_chks = set(['MUL', 'DIV'])
-    goal_interpolated_anything_rsts = set(['END', 'INTERP_START'])
-    interpolated_bare_url_rsts = set(['RPAR', 'INTERP_START'])
-    argspec_items_chks = set(['KWVAR', 'LPAR', 'DOUBLE_QUOTE', 'VAR', 'URL_FUNCTION', 'BAREWORD', 'COLOR', 'ALPHA_FUNCTION', 'INTERP_START', 'SIGN', 'LITERAL_FUNCTION', 'ADD', 'NUM', 'FNCT', 'NOT', 'BANG_IMPORTANT', 'SINGLE_QUOTE'])
-    argspec_rsts = set(['KWVAR', 'LPAR', 'DOUBLE_QUOTE', 'BANG_IMPORTANT', 'END', 'SLURPYVAR', 'URL_FUNCTION', 'BAREWORD', 'COLOR', 'ALPHA_FUNCTION', 'DOTDOTDOT', 'INTERP_START', 'RPAR', 'LITERAL_FUNCTION', 'ADD', 'NUM', 'VAR', 'FNCT', 'NOT', 'SIGN', 'SINGLE_QUOTE'])
-    atom_rsts = set(['LPAR', 'DOUBLE_QUOTE', 'BANG_IMPORTANT', 'URL_FUNCTION', 'BAREWORD', 'COLOR', 'ALPHA_FUNCTION', 'INTERP_START', 'SIGN', 'LITERAL_FUNCTION', 'ADD', 'NUM', 'VAR', 'FNCT', 'NOT', 'RPAR', 'SINGLE_QUOTE'])
-    argspec_items_rsts__ = set(['KWVAR', 'LPAR', 'DOUBLE_QUOTE', 'VAR', 'SLURPYVAR', 'URL_FUNCTION', 'BAREWORD', 'COLOR', 'ALPHA_FUNCTION', 'DOTDOTDOT', 'INTERP_START', 'SIGN', 'LITERAL_FUNCTION', 'ADD', 'NUM', 'FNCT', 'NOT', 'BANG_IMPORTANT', 'SINGLE_QUOTE'])
-    argspec_rsts_ = set(['KWVAR', 'LPAR', 'DOUBLE_QUOTE', 'BANG_IMPORTANT', 'END', 'URL_FUNCTION', 'BAREWORD', 'COLOR', 'ALPHA_FUNCTION', 'INTERP_START', 'SIGN', 'LITERAL_FUNCTION', 'ADD', 'NUM', 'VAR', 'FNCT', 'NOT', 'RPAR', 'SINGLE_QUOTE'])
+    atom_chks_ = frozenset(['BAREWORD', 'INTERP_START'])
+    expr_map_or_list_rsts__ = frozenset(['LPAR', 'DOUBLE_QUOTE', 'BAREWORD', 'URL_FUNCTION', 'INTERP_START', 'COLOR', 'ALPHA_FUNCTION', 'RPAR', 'VAR', 'NUM', 'FNCT', 'LITERAL_FUNCTION', 'BANG_IMPORTANT', 'SINGLE_QUOTE', '","'])
+    u_expr_chks = frozenset(['LPAR', 'DOUBLE_QUOTE', 'BAREWORD', 'URL_FUNCTION', 'INTERP_START', 'COLOR', 'ALPHA_FUNCTION', 'VAR', 'NUM', 'FNCT', 'LITERAL_FUNCTION', 'BANG_IMPORTANT', 'SINGLE_QUOTE'])
+    m_expr_rsts = frozenset(['LPAR', 'DOUBLE_QUOTE', 'SUB', 'ALPHA_FUNCTION', 'RPAR', 'MUL', 'INTERP_END', 'BANG_IMPORTANT', 'DIV', 'LE', 'URL_FUNCTION', 'INTERP_START', 'COLOR', 'NE', 'LT', 'NUM', '":"', 'LITERAL_FUNCTION', 'GT', 'END', 'SIGN', 'BAREWORD', 'GE', 'FNCT', 'VAR', 'EQ', 'AND', 'ADD', 'SINGLE_QUOTE', 'NOT', 'OR', '","'])
+    interpolated_bare_url_rsts_ = frozenset(['RPAR', 'INTERP_START', 'BAREURL', 'SPACE'])
+    argspec_items_rsts = frozenset(['RPAR', 'END', '","'])
+    expr_slst_chks = frozenset(['INTERP_END', 'RPAR', 'END', '":"', '","'])
+    expr_lst_rsts = frozenset(['INTERP_END', 'RPAR', 'END', '","'])
+    expr_map_or_list_rsts = frozenset(['RPAR', '":"', '","'])
+    argspec_item_chks = frozenset(['LPAR', 'DOUBLE_QUOTE', 'VAR', 'URL_FUNCTION', 'BAREWORD', 'COLOR', 'ALPHA_FUNCTION', 'INTERP_START', 'SIGN', 'LITERAL_FUNCTION', 'ADD', 'NUM', 'FNCT', 'NOT', 'BANG_IMPORTANT', 'SINGLE_QUOTE'])
+    a_expr_chks = frozenset(['ADD', 'SUB'])
+    interpolated_function_parens_rsts = frozenset(['LPAR', 'RPAR', 'INTERP_START'])
+    expr_slst_rsts = frozenset(['LPAR', 'DOUBLE_QUOTE', 'VAR', 'END', 'URL_FUNCTION', 'BAREWORD', 'COLOR', 'ALPHA_FUNCTION', 'INTERP_START', 'FNCT', 'SIGN', 'LITERAL_FUNCTION', 'ADD', 'NUM', 'RPAR', '":"', 'NOT', 'INTERP_END', 'BANG_IMPORTANT', 'SINGLE_QUOTE', '","'])
+    interpolated_bareword_rsts = frozenset(['LPAR', 'DOUBLE_QUOTE', 'SUB', 'ALPHA_FUNCTION', 'RPAR', 'MUL', 'INTERP_END', 'BANG_IMPORTANT', 'DIV', 'LE', 'URL_FUNCTION', 'INTERP_START', 'COLOR', 'NE', 'LT', 'NUM', '":"', 'LITERAL_FUNCTION', 'GT', 'END', 'SPACE', 'SIGN', 'BAREWORD', 'GE', 'FNCT', 'VAR', 'EQ', 'AND', 'ADD', 'SINGLE_QUOTE', 'NOT', 'OR', '","'])
+    atom_rsts__ = frozenset(['LPAR', 'DOUBLE_QUOTE', 'SUB', 'ALPHA_FUNCTION', 'RPAR', 'VAR', 'MUL', 'INTERP_END', 'BANG_IMPORTANT', 'DIV', 'LE', 'URL_FUNCTION', 'INTERP_START', 'COLOR', 'NE', 'LT', 'NUM', '":"', 'LITERAL_FUNCTION', 'GT', 'END', 'SIGN', 'BAREWORD', 'GE', 'FNCT', 'UNITS', 'EQ', 'AND', 'ADD', 'SINGLE_QUOTE', 'NOT', 'OR', '","'])
+    or_expr_rsts = frozenset(['LPAR', 'DOUBLE_QUOTE', 'ALPHA_FUNCTION', 'RPAR', 'INTERP_END', 'BANG_IMPORTANT', 'URL_FUNCTION', 'INTERP_START', 'COLOR', 'NUM', '":"', 'BAREWORD', 'END', 'SIGN', 'LITERAL_FUNCTION', 'ADD', 'FNCT', 'VAR', 'OR', 'NOT', 'SINGLE_QUOTE', '","'])
+    argspec_chks_ = frozenset(['END', 'RPAR'])
+    interpolated_string_single_rsts = frozenset(['SINGLE_QUOTE', 'INTERP_START'])
+    interpolated_bareword_rsts_ = frozenset(['LPAR', 'DOUBLE_QUOTE', 'SUB', 'ALPHA_FUNCTION', 'RPAR', 'MUL', 'INTERP_END', 'BANG_IMPORTANT', 'DIV', 'LE', 'URL_FUNCTION', 'INTERP_START', 'COLOR', 'NE', 'LT', 'NUM', '":"', 'BAREWORD', 'GT', 'END', 'SPACE', 'SIGN', 'LITERAL_FUNCTION', 'GE', 'FNCT', 'VAR', 'EQ', 'AND', 'ADD', 'SINGLE_QUOTE', 'NOT', 'OR', '","'])
+    and_expr_rsts = frozenset(['LPAR', 'DOUBLE_QUOTE', 'ALPHA_FUNCTION', 'RPAR', 'INTERP_END', 'BANG_IMPORTANT', 'URL_FUNCTION', 'INTERP_START', 'COLOR', 'NUM', '":"', 'BAREWORD', 'END', 'SIGN', 'LITERAL_FUNCTION', 'ADD', 'FNCT', 'VAR', 'AND', 'OR', 'NOT', 'SINGLE_QUOTE', '","'])
+    comparison_rsts = frozenset(['LPAR', 'DOUBLE_QUOTE', 'ALPHA_FUNCTION', 'RPAR', 'INTERP_END', 'BANG_IMPORTANT', 'LE', 'URL_FUNCTION', 'INTERP_START', 'COLOR', 'NE', 'LT', 'NUM', '":"', 'LITERAL_FUNCTION', 'GT', 'END', 'SIGN', 'BAREWORD', 'ADD', 'FNCT', 'VAR', 'EQ', 'AND', 'GE', 'SINGLE_QUOTE', 'NOT', 'OR', '","'])
+    argspec_chks = frozenset(['DOTDOTDOT', 'SLURPYVAR'])
+    atom_rsts_ = frozenset(['KWVAR', 'LPAR', 'DOUBLE_QUOTE', 'SLURPYVAR', 'ALPHA_FUNCTION', 'RPAR', 'BANG_IMPORTANT', '"opacity"', 'URL_FUNCTION', 'INTERP_START', 'COLOR', 'NUM', 'BAREWORD', 'END', 'SIGN', 'LITERAL_FUNCTION', 'ADD', 'FNCT', 'VAR', 'DOTDOTDOT', 'NOT', 'SINGLE_QUOTE'])
+    interpolated_string_double_rsts = frozenset(['DOUBLE_QUOTE', 'INTERP_START'])
+    atom_chks__ = frozenset(['COLOR', 'VAR'])
+    expr_map_or_list_rsts_ = frozenset(['RPAR', '","'])
+    u_expr_rsts = frozenset(['LPAR', 'DOUBLE_QUOTE', 'BAREWORD', 'URL_FUNCTION', 'INTERP_START', 'COLOR', 'ALPHA_FUNCTION', 'SIGN', 'VAR', 'ADD', 'NUM', 'FNCT', 'LITERAL_FUNCTION', 'BANG_IMPORTANT', 'SINGLE_QUOTE'])
+    interpolated_url_chks = frozenset(['INTERP_START_URL_HACK', 'BAREURL_HEAD_HACK'])
+    atom_chks = frozenset(['KWVAR', 'LPAR', 'DOUBLE_QUOTE', 'BANG_IMPORTANT', 'END', 'SLURPYVAR', 'URL_FUNCTION', 'BAREWORD', 'COLOR', 'ALPHA_FUNCTION', 'DOTDOTDOT', 'INTERP_START', 'RPAR', 'LITERAL_FUNCTION', 'ADD', 'NUM', 'VAR', 'FNCT', 'NOT', 'SIGN', 'SINGLE_QUOTE'])
+    interpolated_url_rsts = frozenset(['LPAR', 'DOUBLE_QUOTE', 'VAR', 'SINGLE_QUOTE', 'URL_FUNCTION', 'BAREWORD', 'COLOR', 'ALPHA_FUNCTION', 'INTERP_START', 'SIGN', 'LITERAL_FUNCTION', 'ADD', 'NUM', 'FNCT', 'NOT', 'INTERP_START_URL_HACK', 'BANG_IMPORTANT', 'BAREURL_HEAD_HACK'])
+    comparison_chks = frozenset(['GT', 'GE', 'NE', 'LT', 'LE', 'EQ'])
+    argspec_items_rsts_ = frozenset(['KWVAR', 'LPAR', 'DOUBLE_QUOTE', 'VAR', 'END', 'SLURPYVAR', 'URL_FUNCTION', 'BAREWORD', 'COLOR', 'ALPHA_FUNCTION', 'DOTDOTDOT', 'INTERP_START', 'SIGN', 'LITERAL_FUNCTION', 'ADD', 'NUM', 'RPAR', 'FNCT', 'NOT', 'BANG_IMPORTANT', 'SINGLE_QUOTE'])
+    a_expr_rsts = frozenset(['LPAR', 'DOUBLE_QUOTE', 'SUB', 'ALPHA_FUNCTION', 'RPAR', 'INTERP_END', 'BANG_IMPORTANT', 'LE', 'URL_FUNCTION', 'INTERP_START', 'COLOR', 'NE', 'LT', 'NUM', '":"', 'LITERAL_FUNCTION', 'GT', 'END', 'SIGN', 'BAREWORD', 'GE', 'FNCT', 'VAR', 'EQ', 'AND', 'ADD', 'SINGLE_QUOTE', 'NOT', 'OR', '","'])
+    interpolated_string_rsts = frozenset(['DOUBLE_QUOTE', 'SINGLE_QUOTE'])
+    interpolated_bareword_rsts__ = frozenset(['LPAR', 'DOUBLE_QUOTE', 'SUB', 'ALPHA_FUNCTION', 'RPAR', 'MUL', 'INTERP_END', 'BANG_IMPORTANT', 'DIV', 'LE', 'URL_FUNCTION', 'INTERP_START', 'COLOR', 'NE', 'LT', 'NUM', '":"', 'LITERAL_FUNCTION', 'GT', 'END', 'SIGN', 'BAREWORD', 'GE', 'FNCT', 'VAR', 'EQ', 'AND', 'ADD', 'SINGLE_QUOTE', 'NOT', 'OR', '","'])
+    m_expr_chks = frozenset(['MUL', 'DIV'])
+    goal_interpolated_anything_rsts = frozenset(['END', 'INTERP_START'])
+    interpolated_bare_url_rsts = frozenset(['RPAR', 'INTERP_START'])
+    argspec_items_chks = frozenset(['KWVAR', 'LPAR', 'DOUBLE_QUOTE', 'VAR', 'URL_FUNCTION', 'BAREWORD', 'COLOR', 'ALPHA_FUNCTION', 'INTERP_START', 'SIGN', 'LITERAL_FUNCTION', 'ADD', 'NUM', 'FNCT', 'NOT', 'BANG_IMPORTANT', 'SINGLE_QUOTE'])
+    argspec_rsts = frozenset(['KWVAR', 'LPAR', 'DOUBLE_QUOTE', 'BANG_IMPORTANT', 'END', 'SLURPYVAR', 'URL_FUNCTION', 'BAREWORD', 'COLOR', 'ALPHA_FUNCTION', 'DOTDOTDOT', 'INTERP_START', 'RPAR', 'LITERAL_FUNCTION', 'ADD', 'NUM', 'VAR', 'FNCT', 'NOT', 'SIGN', 'SINGLE_QUOTE'])
+    atom_rsts = frozenset(['LPAR', 'DOUBLE_QUOTE', 'BANG_IMPORTANT', 'URL_FUNCTION', 'BAREWORD', 'COLOR', 'ALPHA_FUNCTION', 'INTERP_START', 'SIGN', 'LITERAL_FUNCTION', 'ADD', 'NUM', 'VAR', 'FNCT', 'NOT', 'RPAR', 'SINGLE_QUOTE'])
+    argspec_items_rsts__ = frozenset(['KWVAR', 'LPAR', 'DOUBLE_QUOTE', 'VAR', 'SLURPYVAR', 'URL_FUNCTION', 'BAREWORD', 'COLOR', 'ALPHA_FUNCTION', 'DOTDOTDOT', 'INTERP_START', 'SIGN', 'LITERAL_FUNCTION', 'ADD', 'NUM', 'FNCT', 'NOT', 'BANG_IMPORTANT', 'SINGLE_QUOTE'])
+    argspec_rsts_ = frozenset(['KWVAR', 'LPAR', 'DOUBLE_QUOTE', 'BANG_IMPORTANT', 'END', 'URL_FUNCTION', 'BAREWORD', 'COLOR', 'ALPHA_FUNCTION', 'INTERP_START', 'SIGN', 'LITERAL_FUNCTION', 'ADD', 'NUM', 'VAR', 'FNCT', 'NOT', 'RPAR', 'SINGLE_QUOTE'])