mirrors/pferd
1
0
Fork 0
mirror of https://github.com/Garmelon/PFERD.git synced 2023-12-21 10:23:01 +01:00
Code Issues Packages Projects Releases Wiki Activity

Allow variable whitespace in arrow rules

Browse Source
This commit is contained in:
Joscha 2021-05-15 15:13:34 +02:00
parent f897d7c2e1
commit a6fdf05ee9
2 changed files with 11 additions and 5 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

10
PFERD/transformer.py
View File

@ -255,6 +255,12 @@ def parse_arrow(line: Line) -> str:
return "".join(name) return "".join(name)
def parse_whitespace(line: Line) -> None:
line.expect(" ")
while line.get() == " ":
line.advance()
def parse_rule(line: Line) -> Rule: def parse_rule(line: Line) -> Rule:
# Parse left side # Parse left side
leftindex = line.index leftindex = line.index
@ -264,13 +270,13 @@ def parse_rule(line: Line) -> Rule:
raise RuleParseException(line, "Left side can't be '!'") raise RuleParseException(line, "Left side can't be '!'")
# Parse arrow # Parse arrow
line.expect(" ") parse_whitespace(line)
arrowindex = line.index arrowindex = line.index
arrowname = parse_arrow(line) arrowname = parse_arrow(line)
# Parse right side # Parse right side
if line.get(): if line.get():
line.expect(" ") parse_whitespace(line)
right = parse_string(line) right = parse_string(line)
else: else:
right = False right = False