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The Master's Thesis project of Santtu Söderholm, a reStructuredText to LaTeX transpiler/compiler.

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ruSTLa - rSTLa in Rust

ruSTLa is an implementation of the rSTLa (reStructuredText → LaTeX) transpiler, written in the Rust programming language. rSTLa itself is an inverse transpiler to the LarST (LaTeX → reStructuredText) transpiler written by Tomi Janhunen.

ruSTLa was originally written as the "practical part" of Santtu Söderholm's Master's Thesis. In other words:

Copyright © 2020 Santtu Söderholm

Note about the state of the project

ruSTLa is still very much a work in progress. For example reStructuredText tables and many directives are not yet supported, as can be witnessed by looking into the files src/parser/table_parsers and src/parser/directive_parsers. Still, it was deemed appropriate to release it now, as the actual thesis writing project is nearing its end and the (rather simple) software architecture has been set in stone, moving towards version 1.0.0.

This tool can therefore help you with tranferring course materials from reStructuredText to the LarST format, but certain structures will need to be transferred by the user themselves.

Todo

Add information about missing constructs.

Build instructions

If you wish to build the project yourself, the easiest way to do it is to install rustup, reboot your computer so the necessary PATH modifications come into effect, navigate to the project folder and run

cargo build [--release]

To run the unit tests, type cargo test. Running a specific test includes typing

cargo test path::to::test::function

Type

cargo test path::to::test::function -- --nocapture

if you wish to view test output. See Cargo documentation for more options.

Usage on a machine without Cargo

The program can be run in the terminal without any options by typing:

$ path/to/rustla path/to/rst/file.rst

Note the required source file suffix .rst: rusTLa is opinionated in this way to protect the user from accidentally overwriting the source file with the object file.

Alternatively, one might move the binary to one of the folders listed in the PATH environment variable and restarting the terminal or logging out, if your system requires this in order for the changes to PATH to become effective. This allows it to be run from anywhere by simply typing:

$ rustla path/to/rst/file.rst

Options can be given to rustla via different flags, specified before the reStructuredText source file path:

$ path/to/rustla --flag1 --flag2 ... --flagN path/to/rst/file.rst

The recognized flags are given in the following listing:

Option              Explanation
===========         ===========

--to-stdout         The option "stdout" is self-explanatory:
                    it directs the program output to the standard output of rustla.
                    This is the default functionality if "output-stream" is not specified.

--to-file           The option "file" creates a new LarST file next to the reST source file,
                    with the same name except for the suffix ".rst", which is replaced with ".tex".
                    There is currently no way to prevent this object file from being overwritten,
                    so care should be taken when running the program with this flag set.

--full-doc          If this is set, the resulting output will be surrounded by the string:

                        \documentclass{aplus}
                        \begin{document}
                        <output>
                        \end{document}

--aplus-cls         This option generates an aplus.cls file next to the file generated,
                    when the flag --to-file is set.

Project structure

The current structure of the project is given below:

src/
├── common.rs
├── doctree
│   ├── class_data.rs
│   ├── directives.rs
│   ├── hyperref_data.rs
│   ├── larst_writer.rs
│   ├── mod.rs
│   ├── node_categories.rs
│   ├── restructuredtext_transforms.rs
│   ├── section_data.rs
│   ├── tests
│   │   ├── mod.rs
│   │   ├── test_constructor.rs
│   │   └── test_walkers.rs
│   ├── tree_node.rs
│   ├── tree_node_types.rs
│   ├── tree_zipper.rs
│   └── walkers.rs
├── main.rs
├── parser
│   ├── automata.rs
│   ├── converters.rs
│   ├── directive_parsers.rs
│   ├── line_cursor.rs
│   ├── mod.rs
│   ├── regex_patterns.rs
│   ├── state_machine
│   │   ├── aplus_questionnaire.rs
│   │   ├── aplus.rs
│   │   ├── block_quote.rs
│   │   ├── body.rs
│   │   ├── bullet_list.rs
│   │   ├── common.rs
│   │   ├── definition_list.rs
│   │   ├── enumerated_list.rs
│   │   ├── field_list.rs
│   │   ├── inline.rs
│   │   ├── literal_block.rs
│   │   ├── mod.rs
│   │   ├── transitions.rs
│   │   └── unknown_transitions.rs
│   ├── table_parsers.rs
│   ├── tests
│   │   ├── mod.rs
│   │   ├── test_admonitions.rs
│   │   ├── test_aplus_point_of_interest.rs
│   │   ├── test_aplus_questionnaire.rs
│   │   ├── test_block_quotes.rs
│   │   ├── test_block_reading.rs
│   │   ├── test_bullet_lists.rs
│   │   ├── test_class.rs
│   │   ├── test_comments.rs
│   │   ├── test_converters.rs
│   │   ├── test_definition_lists.rs
│   │   ├── test_enumerated_lists.rs
│   │   ├── test_field_lists.rs
│   │   ├── test_hyperlink_targets.rs
│   │   ├── test_images.rs
│   │   ├── test_inline_parsing.rs
│   │   ├── test_list_tables.rs
│   │   ├── test_literal_blocks.rs
│   │   ├── test_math_blocks.rs
│   │   ├── test_mixed_structures.rs
│   │   ├── test_regexes.rs
│   │   ├── test_sections_and_transitions.rs
│   │   ├── test_sphinx_only.rs
│   │   └── test_unknown_directives.rs
│   └── types_and_aliases.rs
├── rustla_options.rs
└── utf8_to_latex.rs

6 directories, 65 files

This is subject to change as the project advances further.

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The Master's Thesis project of Santtu Söderholm, a reStructuredText to LaTeX transpiler/compiler.

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