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authorKarl Berry <karl@freefriends.org>2020-07-24 21:59:43 +0000
committerKarl Berry <karl@freefriends.org>2020-07-24 21:59:43 +0000
commit964620929cf5bde4bdc779ce1ec5aeb618895552 (patch)
treefa6f73a89310e0b71aab528f7910cbf24e70e576 /Build/source
parent2d7d576af0d3493a4806b6ec730d43824550e4ab (diff)
spix (24jul20)
git-svn-id: svn://tug.org/texlive/trunk@55933 c570f23f-e606-0410-a88d-b1316a301751
Diffstat (limited to 'Build/source')
-rw-r--r--Build/source/texk/texlive/linked_scripts/Makefile.am1
-rw-r--r--Build/source/texk/texlive/linked_scripts/Makefile.in1
-rw-r--r--Build/source/texk/texlive/linked_scripts/scripts.lst1
-rwxr-xr-xBuild/source/texk/texlive/linked_scripts/spix/spix.py145
4 files changed, 148 insertions, 0 deletions
diff --git a/Build/source/texk/texlive/linked_scripts/Makefile.am b/Build/source/texk/texlive/linked_scripts/Makefile.am
index 17f0218f2ab..e645c612f4a 100644
--- a/Build/source/texk/texlive/linked_scripts/Makefile.am
+++ b/Build/source/texk/texlive/linked_scripts/Makefile.am
@@ -198,6 +198,7 @@ texmf_other_scripts = \
pythontex/depythontex.py \
pythontex/pythontex.py \
rubik/rubikrotation.pl \
+ spix/spix.py \
splitindex/splitindex.pl \
srcredact/srcredact.pl \
sty2dtx/sty2dtx.pl \
diff --git a/Build/source/texk/texlive/linked_scripts/Makefile.in b/Build/source/texk/texlive/linked_scripts/Makefile.in
index 2b1e2ad3761..76ba9f64465 100644
--- a/Build/source/texk/texlive/linked_scripts/Makefile.in
+++ b/Build/source/texk/texlive/linked_scripts/Makefile.in
@@ -411,6 +411,7 @@ texmf_other_scripts = \
pythontex/depythontex.py \
pythontex/pythontex.py \
rubik/rubikrotation.pl \
+ spix/spix.py \
splitindex/splitindex.pl \
srcredact/srcredact.pl \
sty2dtx/sty2dtx.pl \
diff --git a/Build/source/texk/texlive/linked_scripts/scripts.lst b/Build/source/texk/texlive/linked_scripts/scripts.lst
index b9925bdbfb1..01bf79d494e 100644
--- a/Build/source/texk/texlive/linked_scripts/scripts.lst
+++ b/Build/source/texk/texlive/linked_scripts/scripts.lst
@@ -140,6 +140,7 @@ pygmentex/pygmentex.py
pythontex/depythontex.py
pythontex/pythontex.py
rubik/rubikrotation.pl
+spix/spix.py
splitindex/splitindex.pl
srcredact/srcredact.pl
sty2dtx/sty2dtx.pl
diff --git a/Build/source/texk/texlive/linked_scripts/spix/spix.py b/Build/source/texk/texlive/linked_scripts/spix/spix.py
new file mode 100755
index 00000000000..1369703a7aa
--- /dev/null
+++ b/Build/source/texk/texlive/linked_scripts/spix/spix.py
@@ -0,0 +1,145 @@
+#!/usr/bin/env python3
+
+# Copyright 2020 Louis Paternault
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program. If not, see <https://www.gnu.org/licenses/>.
+
+"""Compile a `.tex` file, executing commands that are set inside the file itself."""
+
+import argparse
+import logging
+import os
+import pathlib
+import re
+import subprocess
+import sys
+
+NAME = "SpiX"
+VERSION = "1.1.0"
+
+RE_EMPTY = re.compile("^ *$")
+RE_COMMENT = re.compile("^ *%")
+RE_COMMAND = re.compile(r"^%\$ ?(.*)$")
+
+
+class SpixError(Exception):
+ """Exception that should be catched and nicely displayed to user."""
+
+
+def parse_lines(lines):
+ """Parse line to find code snippets.
+
+ :param iterable lines: Lines to parte (typically ``open("foo.tex").readlines()``.
+ :return: Iterator over snippets (as strings).
+ """
+ snippet = None
+ for line in lines:
+ line = line.rstrip("\n")
+ if RE_COMMAND.match(line):
+ match = RE_COMMAND.match(line)
+ if snippet is None:
+ snippet = ""
+ else:
+ snippet += "\n"
+ snippet += match.groups()[0]
+ elif RE_EMPTY.match(line) or RE_COMMENT.match(line):
+ if snippet is not None:
+ yield snippet
+ snippet = None
+ else:
+ break
+ if snippet is not None:
+ yield snippet
+
+
+def compiletex(filename, *, dryrun=False):
+ """Read commands from file, and execute them.
+
+ :param str filename: File to process.
+ :param bool dryrun: If ``True``, print commands to run, but do not execute them.
+ """
+ env = os.environ
+ filename = pathlib.Path(filename)
+ env["texname"] = filename.name
+ env["basename"] = filename.stem
+
+ try:
+ with open(filename, errors="ignore") as file:
+ for snippet in parse_lines(file.readlines()):
+ print(snippet)
+ if dryrun:
+ continue
+
+ subprocess.check_call(
+ ["sh", "-c", snippet, NAME, filename.name],
+ cwd=(pathlib.Path.cwd() / filename).parent,
+ env=env,
+ )
+ except subprocess.CalledProcessError:
+ raise SpixError()
+ except IsADirectoryError as error:
+ raise SpixError(str(error))
+
+
+def commandline_parser():
+ """Return a command line parser.
+
+ :rtype: argparse.ArgumentParser
+ """
+ parser = argparse.ArgumentParser(
+ prog="spix",
+ description=(
+ "Compile a `.tex` file, "
+ "executing commands that are set inside the file itself."
+ ),
+ )
+ parser.add_argument(
+ "-n",
+ "--dry-run",
+ action="store_true",
+ help="Print the commands that would be executed, but do not execute them.",
+ )
+ parser.add_argument(
+ "--version",
+ help="Show version and exit.",
+ action="version",
+ version=f"{NAME} {VERSION}",
+ )
+ parser.add_argument("FILE", nargs=1, help="File to process.")
+
+ return parser
+
+
+def main():
+ """Main function."""
+ arguments = commandline_parser().parse_args()
+
+ if os.path.exists(arguments.FILE[0]):
+ arguments.FILE = arguments.FILE[0]
+ elif os.path.exists(f"{arguments.FILE[0]}.tex"):
+ arguments.FILE = f"{arguments.FILE[0]}.tex"
+ else:
+ logging.error("""File not found: "%s".""", arguments.FILE[0])
+ sys.exit(1)
+
+ try:
+ compiletex(arguments.FILE, dryrun=arguments.dry_run)
+ except SpixError as error:
+ if str(error):
+ logging.error(error)
+ sys.exit(1)
+
+
+if __name__ == "__main__":
+ main()