jeff/tree-sitter-dust
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Begin new grammar

Browse Source
This commit is contained in:
Jeff 2023-09-27 17:41:39 -04:00
parent 07bd2dbdfa
commit ee5ba3bf3f
10 changed files with 789 additions and 1324 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

28
bindings/node/binding.cc Normal file
View File

@ -0,0 +1,28 @@
#include "tree_sitter/parser.h"
#include <node.h>
#include "nan.h"
using namespace v8;
extern "C" TSLanguage * tree_sitter_dust();
namespace {
NAN_METHOD(New) {}
void Init(Local<Object> exports, Local<Object> module) {
Local<FunctionTemplate> tpl = Nan::New<FunctionTemplate>(New);
tpl->SetClassName(Nan::New("Language").ToLocalChecked());
tpl->InstanceTemplate()->SetInternalFieldCount(1);
Local<Function> constructor = Nan::GetFunction(tpl).ToLocalChecked();
Local<Object> instance = constructor->NewInstance(Nan::GetCurrentContext()).ToLocalChecked();
Nan::SetInternalFieldPointer(instance, 0, tree_sitter_dust());
Nan::Set(instance, Nan::New("name").ToLocalChecked(), Nan::New("dust").ToLocalChecked());
Nan::Set(module, Nan::New("exports").ToLocalChecked(), instance);
}
NODE_MODULE(tree_sitter_dust_binding, Init)
} // namespace

19
bindings/node/index.js Normal file
View File

@ -0,0 +1,19 @@
try {
module.exports = require("../../build/Release/tree_sitter_dust_binding");
} catch (error1) {
if (error1.code !== 'MODULE_NOT_FOUND') {
throw error1;
}
try {
module.exports = require("../../build/Debug/tree_sitter_dust_binding");
} catch (error2) {
if (error2.code !== 'MODULE_NOT_FOUND') {
throw error2;
}
throw error1
}
}
try {
module.exports.nodeTypeInfo = require("../../src/node-types.json");
} catch (_) {}

40
bindings/rust/build.rs Normal file
View File

@ -0,0 +1,40 @@
fn main() {
let src_dir = std::path::Path::new("src");
let mut c_config = cc::Build::new();
c_config.include(&src_dir);
c_config
.flag_if_supported("-Wno-unused-parameter")
.flag_if_supported("-Wno-unused-but-set-variable")
.flag_if_supported("-Wno-trigraphs");
let parser_path = src_dir.join("parser.c");
c_config.file(&parser_path);
// If your language uses an external scanner written in C,
// then include this block of code:
/*
let scanner_path = src_dir.join("scanner.c");
c_config.file(&scanner_path);
println!("cargo:rerun-if-changed={}", scanner_path.to_str().unwrap());
*/
c_config.compile("parser");
println!("cargo:rerun-if-changed={}", parser_path.to_str().unwrap());
// If your language uses an external scanner written in C++,
// then include this block of code:
/*
let mut cpp_config = cc::Build::new();
cpp_config.cpp(true);
cpp_config.include(&src_dir);
cpp_config
.flag_if_supported("-Wno-unused-parameter")
.flag_if_supported("-Wno-unused-but-set-variable");
let scanner_path = src_dir.join("scanner.cc");
cpp_config.file(&scanner_path);
cpp_config.compile("scanner");
println!("cargo:rerun-if-changed={}", scanner_path.to_str().unwrap());
*/
}

52
bindings/rust/lib.rs Normal file
View File

@ -0,0 +1,52 @@
//! This crate provides dust language support for the [tree-sitter][] parsing library.
//!
//! Typically, you will use the [language][language func] function to add this language to a
//! tree-sitter [Parser][], and then use the parser to parse some code:
//!
//! ```
//! let code = "";
//! let mut parser = tree_sitter::Parser::new();
//! parser.set_language(tree_sitter_dust::language()).expect("Error loading dust grammar");
//! let tree = parser.parse(code, None).unwrap();
//! ```
//!
//! [Language]: https://docs.rs/tree-sitter/*/tree_sitter/struct.Language.html
//! [language func]: fn.language.html
//! [Parser]: https://docs.rs/tree-sitter/*/tree_sitter/struct.Parser.html
//! [tree-sitter]: https://tree-sitter.github.io/
use tree_sitter::Language;
extern "C" {
fn tree_sitter_dust() -> Language;
}
/// Get the tree-sitter [Language][] for this grammar.
///
/// [Language]: https://docs.rs/tree-sitter/*/tree_sitter/struct.Language.html
pub fn language() -> Language {
unsafe { tree_sitter_dust() }
}
/// The content of the [`node-types.json`][] file for this grammar.
///
/// [`node-types.json`]: https://tree-sitter.github.io/tree-sitter/using-parsers#static-node-types
pub const NODE_TYPES: &'static str = include_str!("../../src/node-types.json");
// Uncomment these to include any queries that this grammar contains
// pub const HIGHLIGHTS_QUERY: &'static str = include_str!("../../queries/highlights.scm");
// pub const INJECTIONS_QUERY: &'static str = include_str!("../../queries/injections.scm");
// pub const LOCALS_QUERY: &'static str = include_str!("../../queries/locals.scm");
// pub const TAGS_QUERY: &'static str = include_str!("../../queries/tags.scm");
#[cfg(test)]
mod tests {
#[test]
fn test_can_load_grammar() {
let mut parser = tree_sitter::Parser::new();
parser
.set_language(super::language())
.expect("Error loading dust language");
}
}

50
corpus/statements.txt Normal file
View File

@ -0,0 +1,50 @@
==================
Simple Statements
==================
1;
"one";
x;
---
(source
(statement
(value
(integer))
(close))
(statement
(value
(string))
(close))
(statement
(identifier)
(close)))
==================
Simple Assignment
==================
x = 1;
y = "one";
---
(source
(statement
(identifier)
(operator
(assignment))
(statement
(value
(integer))
(close)))
(statement
(identifier)
(operator
(assignment))
(statement
(value
(string))
(close))))

152
corpus/tests.txt
View File

@ -1,152 +0,0 @@
==================
Comments
==================
# x = 1;
# unassigned_variable
#xyz
---
(source
(comment)
(comment)
(comment))
==================
Identifiers
==================
variable_name
_unused_variable
__strange_format__
a
blahblah
x.x
---
(source
(identifier)
(identifier)
(identifier)
(identifier)
(identifier)
(identifier))
==================
Operators
==================
x = y + y;
---
(source
(identifier)
(operator)
(identifier)
(operator)
(identifier)
(operator))
==================
String
==================
"string"
'string'
---
(source
(value
(string))
(value
(string)))
==================
Integer
==================
1
123
---
(source
(value
(integer))
(value
(integer)))
==================
Float
==================
1.0
123.123
---
(source
(value
(float))
(value
(float)))
==================
List
==================
(1, 2)
---
(source
(value
(list
(value
(integer))
(value
(integer)))))
==================
Empty
==================
()
---
(source
(value
(empty)))
==================
Tool
==================
random_boolean();
---
(source
(tool)
(value
(empty))
(operator))
==================
Boolean
==================
true false
---
(source
(value
(boolean))
(value
(boolean)))

53
grammar.js
View File

@ -3,14 +3,16 @@ module.exports = grammar({
rules: {
source: $ => repeat(choice(
$.comment,
$.identifier,
$.value,
$.tool,
$.operator,
$.statement,
)),
comment: $ => seq('#', /.*/),
statement: $ => choice(
seq($.value, $.close),
seq($.identifier, $.close),
seq($.identifier, $.operator, $.statement),
),
close: $ => ";",
identifier: $ => /[a-zA-Z|_|.]+(_[a-zA-Z]+)*/,
@ -24,38 +26,19 @@ module.exports = grammar({
$.function,
),
tool: $ => choice(
"random",
"random_boolean",
"random_integer",
"random_string",
"random_float",
),
operator: $ => choice(
'=',
'-',
'+',
'/',
'|',
'&',
';',
"->",
),
float: $ => /\d+\.\d*/,
integer: $ => /\d+/,
string: $ => /("|')(.*?)("|')/,
string: $ => /("|'|`)(.*?)("|'|`)/,
function: $ => /{(.*?)}/,
empty: $ => "()",
empty: $ => '()',
boolean: $ => choice(
"true",
"false"
'true',
'false',
),
list: $ => seq(
@ -63,5 +46,17 @@ module.exports = grammar({
repeat1(seq($.value, optional(','))),
')'
),
operator: $ => choice(
'+',
'-',
$.assignment,
),
assignment: $ => choice(
'=',
'+=',
'-=',
),
}
});

153
src/grammar.json
View File

@ -8,39 +8,62 @@
"members": [
{
"type": "SYMBOL",
"name": "comment"
"name": "statement"
}
]
}
},
"statement": {
"type": "CHOICE",
"members": [
{
"type": "SYMBOL",
"name": "identifier"
},
"type": "SEQ",
"members": [
{
"type": "SYMBOL",
"name": "value"
},
{
"type": "SYMBOL",
"name": "tool"
"name": "close"
}
]
},
{
"type": "SEQ",
"members": [
{
"type": "SYMBOL",
"name": "identifier"
},
{
"type": "SYMBOL",
"name": "close"
}
]
},
{
"type": "SEQ",
"members": [
{
"type": "SYMBOL",
"name": "identifier"
},
{
"type": "SYMBOL",
"name": "operator"
},
{
"type": "SYMBOL",
"name": "statement"
}
]
}
]
},
"comment": {
"type": "SEQ",
"members": [
{
"close": {
"type": "STRING",
"value": "#"
},
{
"type": "PATTERN",
"value": ".*"
}
]
"value": ";"
},
"identifier": {
"type": "PATTERN",
@ -79,68 +102,6 @@
}
]
},
"tool": {
"type": "CHOICE",
"members": [
{
"type": "STRING",
"value": "random"
},
{
"type": "STRING",
"value": "random_boolean"
},
{
"type": "STRING",
"value": "random_integer"
},
{
"type": "STRING",
"value": "random_string"
},
{
"type": "STRING",
"value": "random_float"
}
]
},
"operator": {
"type": "CHOICE",
"members": [
{
"type": "STRING",
"value": "="
},
{
"type": "STRING",
"value": "-"
},
{
"type": "STRING",
"value": "+"
},
{
"type": "STRING",
"value": "/"
},
{
"type": "STRING",
"value": "|"
},
{
"type": "STRING",
"value": "&"
},
{
"type": "STRING",
"value": ";"
},
{
"type": "STRING",
"value": "->"
}
]
},
"float": {
"type": "PATTERN",
"value": "\\d+\\.\\d*"
@ -151,7 +112,7 @@
},
"string": {
"type": "PATTERN",
"value": "(\"|')(.*?)(\"|')"
"value": "(\"|'|`)(.*?)(\"|'|`)"
},
"function": {
"type": "PATTERN",
@ -210,6 +171,40 @@
"value": ")"
}
]
},
"operator": {
"type": "CHOICE",
"members": [
{
"type": "STRING",
"value": "+"
},
{
"type": "STRING",
"value": "-"
},
{
"type": "SYMBOL",
"name": "assignment"
}
]
},
"assignment": {
"type": "CHOICE",
"members": [
{
"type": "STRING",
"value": "="
},
{
"type": "STRING",
"value": "+="
},
{
"type": "STRING",
"value": "-="
}
]
}
},
"extras": [

90
src/node-types.json
View File

@ -1,11 +1,11 @@
[
{
"type": "boolean",
"type": "assignment",
"named": true,
"fields": {}
},
{
"type": "comment",
"type": "boolean",
"named": true,
"fields": {}
},
@ -27,7 +27,17 @@
{
"type": "operator",
"named": true,
"fields": {}
"fields": {},
"children": {
"multiple": false,
"required": false,
"types": [
{
"type": "assignment",
"named": true
}
]
}
},
{
"type": "source",
@ -38,7 +48,22 @@
"required": false,
"types": [
{
"type": "comment",
"type": "statement",
"named": true
}
]
}
},
{
"type": "statement",
"named": true,
"fields": {},
"children": {
"multiple": true,
"required": true,
"types": [
{
"type": "close",
"named": true
},
{
@ -50,7 +75,7 @@
"named": true
},
{
"type": "tool",
"type": "statement",
"named": true
},
{
@ -60,11 +85,6 @@
]
}
},
{
"type": "tool",
"named": true,
"fields": {}
},
{
"type": "value",
"named": true,
@ -104,14 +124,6 @@
]
}
},
{
"type": "#",
"named": false
},
{
"type": "&",
"named": false
},
{
"type": "(",
"named": false
@ -124,6 +136,10 @@
"type": "+",
"named": false
},
{
"type": "+=",
"named": false
},
{
"type": ",",
"named": false
@ -133,21 +149,17 @@
"named": false
},
{
"type": "->",
"named": false
},
{
"type": "/",
"named": false
},
{
"type": ";",
"type": "-=",
"named": false
},
{
"type": "=",
"named": false
},
{
"type": "close",
"named": true
},
{
"type": "empty",
"named": true
@ -172,26 +184,6 @@
"type": "integer",
"named": true
},
{
"type": "random",
"named": false
},
{
"type": "random_boolean",
"named": false
},
{
"type": "random_float",
"named": false
},
{
"type": "random_integer",
"named": false
},
{
"type": "random_string",
"named": false
},
{
"type": "string",
"named": true
@ -199,9 +191,5 @@
{
"type": "true",
"named": false
},
{
"type": "|",
"named": false
}
]

1462
src/parser.c
View File

File diff suppressed because it is too large Load Diff