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ada_toml 0.5.0 #1274

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107 changes: 107 additions & 0 deletions index/ad/ada_toml/ada_toml-0.5.0.toml
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description = "TOML parser for Ada"
name = "ada_toml"
version = "0.5.0"
authors = ["AdaCore", "Pierre-Marie de Rodat <[email protected]>"]
licenses = "BSD-3-Clause"
maintainers = ["[email protected]"]
maintainers-logins = ["pmderodat"]
project-files = ["ada_toml.gpr"]
long-description = """
ada-toml: TOML parser for Ada
=============================

`ada-toml` is a pure Ada library for parsing and creating
[TOML](https://github.com/toml-lang/toml#toml) documents. It conforms to the
[version 1.0.0](https://toml.io/en/v1.0.0) of the format standard.


Quick tutorial
--------------

All basic types and subprograms are in the `TOML` package. All "nodes" in a
TOML documents are materialized using the `TOML.TOML_Value` type. Since TOML
values make up a tree, this type has reference semantics. This means that
modifying a TOML node does not modify the corresponding `TOML_Value` value
itself, but rather the TOML value that is referenced.

Parsing a TOML file is as easy as using the `TOML.File_IO.Load_File` function:

```ada
declare
Result : constant TOML.Read_Result :=
TOML.File_IO.Load_File ("config.toml");
begin
if Result.Success then
Ada.Text_IO.Put_Line ("config.toml loaded with success!");
else
Ada.Text_IO.Put_Line ("error while loading config.toml:");
Ada.Text_IO.Put_Line
(Ada.Strings.Unbounded.To_String (Result.Message));
end if;
end;
```

Each TOML value has kind, defining which data it contains (a boolean, an
integer, a string, a table, ...). To each kind, one or several primitives are
associated to let one process the underlying data:

```ada
case Result.Kind is
when TOML.TOML_Boolean =>
Ada.Text_IO.Put_Line ("Boolean: " & Result.As_Boolean'Image);

when TOML.TOML_Integer =>
Ada.Text_IO.Put_Line ("Boolean: " & Result.As_Integer'Image);

when TOML.TOML_String =>
Ada.Text_IO.Put_Line ("Boolean: " & Result.As_String);

when TOML.TOML_Array =>
Ada.Text_IO.Put_Line ("Array of " & Result.Length & " elements");

when others =>
null;
end case;
```

There are also primitives to build TOML values:

```ada
declare
Bool : constant TOML.TOML_Value := TOML.Create_Boolean (False);
Int : constant TOML.TOML_Value := TOML.Create_Integer (10);
Str : constant TOML.TOML_Value := TOML.Create_String ("Hello, world");

Table : constant TOML.TOML_Value := TOML.Create_Table;
begin
Table.Set ("bool_field", Bool);
Table.Set ("int_field", Int);
Table.Set ("str_field", Str);
end;
```

And finally one can turn a tree of TOML nodes back in text form:

```ada
Ada.Text_IO.Put_Line ("TOML document:");
Ada.Text_IO.Put_Line (Table.Dump_As_String);
```


Contributing
------------

The development of `ada-toml` happens on
[GitHub](https://github.com/pmderodat/ada-toml). Everyone is welcome to
contribute to this project: please read our [contribution
rules](https://github.com/pmderodat/ada-toml/tree/master/CONTRIBUTING.rst) if
you consider doing so.
"""

[gpr-externals]
ADA_TOML_BUILD_MODE = ["dev", "prod"]
LIBRARY_TYPE = ["static", "relocatable", "static-pic"]

[origin]
url = "https://github.com/pmderodat/ada-toml/archive/v0.5.tar.gz"
hashes = ["sha512:33dcb0dddc8023fb3e7893d8c0790e6e30fbb007456dcc327ac0e2b64c20a4d67852c905f176d5e9ab62b5754f571e5d53b82f27d5f86e962ddb6b37949a5410"]
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