more markdown tooling

reporting/md-wrap

@@ -0,0 +1,77 @@
+#!/usr/bin/env python3
+
+import argparse
+import sys
+import re
+
+
+def get_opts():
+    parser = argparse.ArgumentParser(
+        description="Line wrapper for markdown.",
+        formatter_class=argparse.RawTextHelpFormatter,
+    )
+    parser.add_argument(
+        "-w",
+        help="Line width. Defaults to 78",
+        action="store",
+        default=78,
+        type=int,
+    )
+    parser.add_argument(
+        "markdown",
+        help="Filename to read. - for stdin",
+        action="store",
+        default="-",
+        nargs="?",
+    )
+    args = parser.parse_args()
+    return args
+
+
+def main():
+    opts = get_opts()
+    if opts.markdown == "-":
+        fp = sys.stdin
+    else:
+        fp = open(opts.markdown, "rt")
+    markdown = fp.read().splitlines()
+
+    in_code = False
+
+    for i, row in enumerate(markdown):
+        in_table = row.startswith("|")
+        if row.startswith("```"):
+            in_code = not in_code
+
+        if not any((in_code, in_table)):
+            row = row.rstrip(" ")
+            if len(row.strip(" ")) == 0:
+                row = ""
+            if len(row) > opts.w:
+                # Row is long, let's cut it
+                leading_spaces = len(row) - len(row.lstrip(" -*"))
+                row_split = row.split(" ")
+                new_row = []
+                new_padding = ""
+                while len(row_split) > 0:
+                    while (
+                        len(row_split) > 0
+                        and len(new_padding)
+                        + len(" ".join(new_row))
+                        + len(row_split[0])
+                        < opts.w
+                    ):
+                        new_row.append(row_split.pop(0))
+                    if len(new_row) == 0:
+                        new_row.append(row_split.pop(0))
+                    print(new_padding + " ".join(new_row))
+                    new_row = []
+                    new_padding = " " * leading_spaces
+                row = None
+
+        if not row is None:
+            print(row)
+
+
+if __name__ == "__main__":
+    main()