diff options
Diffstat (limited to 'examples/make_diagram.py')
| -rw-r--r-- | examples/make_diagram.py | 25 |
1 files changed, 12 insertions, 13 deletions
diff --git a/examples/make_diagram.py b/examples/make_diagram.py index 5508f4e..23e435b 100644 --- a/examples/make_diagram.py +++ b/examples/make_diagram.py @@ -3,16 +3,7 @@ # # Sample railroad diagrams of selected pyparsing examples. # -# Copyright 2020, Paul McGuire - -from pyparsing.diagram import to_railroad, railroad_to_html - - -def make_diagram(expr, output_html="output.html"): - with open(output_html, "w", encoding="utf-8") as fp: - railroad = to_railroad(expr) - fp.write(railroad_to_html(railroad)) - +# Copyright 2021, Paul McGuire # Uncomment the related import statement and rerun to construct railroad diagram @@ -22,14 +13,22 @@ from examples.delta_time import time_expression as imported_expr # from examples.ebnftest import ebnf_parser as imported_expr # from examples.jsonParser import jsonObject as imported_expr # from examples.lucene_grammar import expression as imported_expr -# from examples.invRegex import parser as imported_expr +# from examples.invRegex import parser; imported_expr = parser() # from examples.oc import program as imported_expr # from examples.mozillaCalendarParser import calendars as imported_expr # from examples.pgn import pgnGrammar as imported_expr -# from examples.idlParse import CORBA_IDL_BNF as imported_expr +# from examples.idlParse import CORBA_IDL_BNF; imported_expr = CORBA_IDL_BNF() # from examples.chemicalFormulas import formula as imported_expr # from examples.romanNumerals import romanNumeral as imported_expr # from examples.protobuf_parser import parser as imported_expr # from examples.parsePythonValue import listItem as imported_expr +# from examples.one_to_ninety_nine import one_to_99 as imported_expr +# from examples.simpleSQL import simpleSQL as imported_expr +# from examples.simpleBool import boolExpr as imported_expr +grammar = imported_expr + +# or define a custom grammar here +# import pyparsing as pp +# grammar = pp.Or(["foo", "bar"]) + pp.Word(pp.nums) + pp.pyparsing_common.uuid -make_diagram(imported_expr) +grammar.create_diagram(output_html="output.html", show_results_names=True) |