diff options
Diffstat (limited to 'util')
| -rw-r--r-- | util/ast_extensions.py | 17 | ||||
| -rw-r--r-- | util/codegen.py | 6 |
2 files changed, 22 insertions, 1 deletions
diff --git a/util/ast_extensions.py b/util/ast_extensions.py index 3335afb..d46bdb0 100644 --- a/util/ast_extensions.py +++ b/util/ast_extensions.py @@ -24,6 +24,23 @@ import ast +class ExtraCode(ast.stmt): + """Adds extra content to a primitive needed in Python code, e.g., + changes to the turtle (e.g., prim_turtle) require the addition of + turtle = turtles.get_active_turtle() + Extends the Python abstract grammar by the following: stmt + = ExtraContent(string text) | ... """ + + _fields = ('text') + + def __init__(self, text="", lineno=1, col_offset=0): + """ text -- the textual content of the comment, i.e. everything + directly following the hashtag until the next newline """ + self.text = text + self.lineno = lineno + self.col_offset = col_offset + + class Comment(ast.stmt): """ An inline comment, starting with a hashtag (#). Extends the Python abstract grammar by the following: diff --git a/util/codegen.py b/util/codegen.py index 3785085..46184e7 100644 --- a/util/codegen.py +++ b/util/codegen.py @@ -35,7 +35,7 @@ Modified by Marion Zepf. """ from ast import * -from ast_extensions import Comment +from ast_extensions import Comment, ExtraCode def to_source(node, indent_with=' ' * 4, add_line_information=False): @@ -362,6 +362,10 @@ class SourceGenerator(NodeVisitor): self.newline(node) self.write('#' + str(node.text)) + def visit_ExtraCode(self, node): + self.newline(node) + self.write(str(node.text)) + # Expressions def visit_Attribute(self, node): |