def test_calendars(self):
with self.get_temp() as temp:
railroad = to_railroad(calendars)
temp.write(railroad_to_html(railroad))
if self.railroad_debug():
print(temp.name)
def test_json(self):
with self.get_temp() as temp:
railroad = to_railroad(jsonObject)
temp.write(railroad_to_html(railroad))
if self.railroad_debug():
print(temp.name)
def test_sql(self):
with self.get_temp() as temp:
railroad = to_railroad(simpleSQL)
temp.write(railroad_to_html(railroad))
if self.railroad_debug():
print(temp.name)
def test_bool_expr(self):
with self.get_temp() as temp:
railroad = to_railroad(boolExpr)
temp.write(railroad_to_html(railroad))
if self.railroad_debug():
print(temp.name)
def test_bool_expr(self):
with self.get_temp() as temp:
railroad = to_railroad(boolExpr)
assert len(railroad) == 3
temp.write(railroad_to_html(railroad))
if self.railroad_debug():
print("bool expr:" + temp.name)
def railroad(pos):
try:
from pyparsing.diagram import to_railroad, railroad_to_html
parser = CliParser(pos)
railroad = to_railroad(parser.flags)
sys.stdout.write(railroad_to_html(railroad))
except ImportError:
print("You need PyParsing 3.0.0a2 or greater to use this feature",
file=sys.stderr)
sys.exit(1)
def test_make_railroad_diagram():
# requires pyparsing==3.0.0b2 or newer, railroad-diagrams, and jinja2
from pyparsing.diagram import to_railroad, railroad_to_html
from pathlib import Path
p = MathParser()
p.expr.setName('MathParser')
rr = to_railroad(p.expr)
Path('parser_math_diagram.html').write_text(railroad_to_html(rr))
def generate_railroad(
self, expr: pp.ParserElement, label: str, show_results_names: bool = False
) -> List[NamedDiagram]:
"""
Generate an intermediate list of NamedDiagrams from a pyparsing expression.
"""
with self.get_temp() as temp:
railroad = to_railroad(expr, show_results_names=show_results_names)
temp.write(railroad_to_html(railroad))
if self.railroad_debug():
print(f"{label}: {temp.name}")
return railroad
def make_diagram(expr):
with open("output.html", "w", encoding="utf-8") as fp:
railroad = to_railroad(expr)
fp.write(railroad_to_html(railroad))
def create_railroad_diagram() -> None:
expr = query_parser()
# Creating railroad diagrams
with open("../docs/query_parser_railroad.html", "w") as fp:
railroad = to_railroad(expr)
fp.write(railroad_to_html(railroad))
