chore: import upstream snapshot with attribution
This commit is contained in:
wehub-resource-sync
@@ -0,0 +1,276 @@
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/// <reference types="tree-sitter-cli/dsl" />
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// tree-sitter grammar for FORM (symbolic manipulation language)
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// https://www.nikhef.nl/~form/
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module.exports = grammar({
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name: 'form',
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extras: $ => [
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/\s/,
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$.line_comment,
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$.block_comment,
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],
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word: $ => $.identifier,
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// Tell tree-sitter to allow GLR parsing for these specific ambiguities
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conflicts: $ => [
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[$.procedure_definition],
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[$.call_statement],
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],
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rules: {
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source_file: $ => repeat($._statement),
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_statement: $ => choice(
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$.declaration_statement,
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$.substitution_statement,
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$.print_statement,
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$.procedure_definition,
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$.call_statement,
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$.if_statement,
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$.repeat_statement,
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$.do_loop,
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$.argument_block,
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$.label_statement,
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$.module_directive,
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$.include_directive,
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$.define_directive,
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$.preproc_directive_with_arg,
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$.preproc_directive_bare,
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$.preproc_line_directive,
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$.preproc_do,
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$.expression_statement,
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),
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// Declarations: Symbols, Functions, CFunctions, Vectors, Indices, etc.
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declaration_statement: $ => seq(
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field('kind', choice(
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'Symbols', 'Symbol',
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'Functions', 'Function',
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'CFunctions', 'CFunction',
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'Tensors', 'Tensor',
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'Vectors', 'Vector',
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'Indices', 'Index',
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'Sets', 'Set',
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'Tables', 'Table',
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'NTensors', 'NTensor',
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'AutoDeclare',
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'Dimension',
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'FixIndex',
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'Off', 'On',
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)),
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commaSep1($.identifier),
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';',
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),
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// Substitution: id pattern = replacement;
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substitution_statement: $ => seq(
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optional(choice('Local', 'Global')),
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'id',
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$._expression,
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'=',
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$._expression,
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';',
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),
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// Print/format statements
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print_statement: $ => seq(
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choice('Print', 'NoPrint', 'Format'),
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optional($._expression),
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';',
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),
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// Procedure definition: #procedure name(args) ... #endprocedure
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// Parameters use a dedicated list to avoid expression ambiguity.
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procedure_definition: $ => prec(10, seq(
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'#procedure',
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field('name', $.identifier),
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optional($.parameter_list),
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repeat($._statement),
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'#endprocedure',
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)),
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parameter_list: $ => seq(
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token.immediate('('),
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optional(commaSep1(alias($.identifier, $.parameter))),
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')',
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),
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// #call procedure(args)
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call_statement: $ => prec(10, seq(
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'#call',
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field('name', $.identifier),
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optional(seq(
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token.immediate('('),
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optional(commaSep1($._expression)),
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')',
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)),
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)),
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// #include filename
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include_directive: $ => seq(
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'#include',
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choice($.string_literal, $.identifier),
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),
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// #define name "value"
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define_directive: $ => seq(
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choice('#define', '#redefine'),
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$.identifier,
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$.string_literal,
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),
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// Preprocessor directives that REQUIRE an argument
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preproc_directive_with_arg: $ => seq(
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choice('#ifdef', '#ifndef', '#if', '#case', '#switch', '#undefine'),
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$._expression,
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),
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// Preprocessor directives with NO argument
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preproc_directive_bare: _ => choice(
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'#else', '#endif', '#break', '#endswitch',
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),
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// Preprocessor directives that consume rest of line
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preproc_line_directive: $ => seq(
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choice('#message', '#write', '#close', '#system',
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'#optimize', '#Optimize', '#toexternal', '#fromexternal',
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'#setexternal', '#rmexternal', '#external',
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'#factdollar', '#pipe'),
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/[^\n]*/,
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),
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// Preprocessor loop: #do var = start, end ... #enddo
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preproc_do: $ => seq(
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'#do',
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$.identifier,
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'=',
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$._expression,
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optional(seq(',', $._expression)),
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repeat($._statement),
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'#enddo',
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),
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// Module directives: .sort, .end, .clear, .store, .global
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module_directive: _ => seq(
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'.',
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choice('sort', 'end', 'clear', 'store', 'global'),
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),
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// Label statement
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label_statement: $ => seq(
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choice('label', 'goto'),
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$.identifier,
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';',
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),
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// if ... endif;
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if_statement: $ => seq(
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'if',
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'(',
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$._expression,
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')',
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repeat($._statement),
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optional(seq('else', repeat($._statement))),
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'endif',
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';',
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),
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// repeat; ... endrepeat;
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repeat_statement: $ => seq(
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'repeat',
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';',
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repeat($._statement),
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'endrepeat',
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';',
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),
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// argument ... endargument;
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argument_block: $ => seq(
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'argument',
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';',
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repeat($._statement),
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'endargument',
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';',
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),
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// do var = start, end; ... enddo;
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do_loop: $ => seq(
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'do',
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$.identifier,
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'=',
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$._expression,
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',',
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$._expression,
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';',
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repeat($._statement),
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'enddo',
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';',
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),
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// Generic expression statement (catch-all)
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expression_statement: $ => seq(
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$._expression,
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';',
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),
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// Expressions
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_expression: $ => choice(
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$.identifier,
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$.number,
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$.string_literal,
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$.dollar_variable,
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$.wildcard,
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$.function_application,
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$.binary_expression,
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$.unary_expression,
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$.parenthesized_expression,
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$.index_expression,
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),
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function_application: $ => prec(2, seq(
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field('name', $.identifier),
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'(',
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optional(commaSep1($._expression)),
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')',
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)),
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binary_expression: $ => choice(
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prec.left(1, seq($._expression, choice('+', '-'), $._expression)),
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prec.left(2, seq($._expression, choice('*', '/'), $._expression)),
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prec.left(0, seq($._expression, choice('==', '!=', '<=', '>=', '<', '>'), $._expression)),
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prec.left(-1, seq($._expression, choice('&&', '||'), $._expression)),
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prec.right(3, seq($._expression, '^', $._expression)),
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),
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unary_expression: $ => prec(4, seq(choice('-', '+', '!'), $._expression)),
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parenthesized_expression: $ => seq('(', $._expression, ')'),
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index_expression: $ => prec(1, seq(
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$._expression,
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'[',
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commaSep1($._expression),
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']',
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)),
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// Terminals
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identifier: _ => /[a-zA-Z_][a-zA-Z0-9_]*/,
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dollar_variable: _ => token(seq('$', /[a-zA-Z_][a-zA-Z0-9_]*/)),
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wildcard: _ => token(choice(
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seq(/[a-zA-Z_][a-zA-Z0-9_]*/, '?'),
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seq('?', /[a-zA-Z_][a-zA-Z0-9_]*/),
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)),
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number: _ => /\d+(\.\d+)?/,
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string_literal: _ => seq('"', /[^"]*/, '"'),
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// Comments
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line_comment: _ => token(seq('*', /[^\n]*/)),
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block_comment: _ => token(seq('/*', /[^*]*\*+([^/*][^*]*\*+)*/, '/')),
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},
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});
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function commaSep1(rule) {
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return seq(rule, repeat(seq(',', rule)));
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}
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@@ -0,0 +1,21 @@
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{
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"name": "tree-sitter-form",
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"version": "0.1.0",
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"description": "FORM (symbolic manipulation) grammar for tree-sitter",
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"main": "bindings/node",
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"keywords": ["tree-sitter", "form", "symbolic-computation", "particle-physics"],
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"license": "MIT",
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"dependencies": {
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"nan": "^2.18.0"
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},
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"devDependencies": {
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"tree-sitter-cli": "^0.25.0"
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},
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"tree-sitter": [
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{
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"scope": "source.form",
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"file-types": ["frm", "prc"],
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"highlights": "queries/highlights.scm"
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}
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]
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}
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File diff suppressed because it is too large
Load Diff
File diff suppressed because it is too large
Load Diff
File diff suppressed because it is too large
Load Diff
@@ -0,0 +1,54 @@
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#ifndef TREE_SITTER_ALLOC_H_
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#define TREE_SITTER_ALLOC_H_
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#ifdef __cplusplus
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extern "C" {
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#endif
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#include <stdbool.h>
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#include <stdio.h>
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#include <stdlib.h>
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// Allow clients to override allocation functions
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#ifdef TREE_SITTER_REUSE_ALLOCATOR
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extern void *(*ts_current_malloc)(size_t size);
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extern void *(*ts_current_calloc)(size_t count, size_t size);
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extern void *(*ts_current_realloc)(void *ptr, size_t size);
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extern void (*ts_current_free)(void *ptr);
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#ifndef ts_malloc
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#define ts_malloc ts_current_malloc
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#endif
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#ifndef ts_calloc
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#define ts_calloc ts_current_calloc
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#endif
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#ifndef ts_realloc
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#define ts_realloc ts_current_realloc
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#endif
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#ifndef ts_free
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#define ts_free ts_current_free
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#endif
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#else
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#ifndef ts_malloc
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#define ts_malloc malloc
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#endif
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#ifndef ts_calloc
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#define ts_calloc calloc
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#endif
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#ifndef ts_realloc
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#define ts_realloc realloc
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#endif
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#ifndef ts_free
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#define ts_free free
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#endif
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#endif
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#ifdef __cplusplus
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}
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#endif
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#endif // TREE_SITTER_ALLOC_H_
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@@ -0,0 +1,314 @@
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#ifndef TREE_SITTER_ARRAY_H_
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#define TREE_SITTER_ARRAY_H_
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#ifdef __cplusplus
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extern "C" {
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#endif
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#include "./alloc.h"
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#include <assert.h>
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#include <stdbool.h>
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#include <stdint.h>
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#include <stdlib.h>
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#include <string.h>
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#ifdef _MSC_VER
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#pragma warning(push)
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#pragma warning(disable : 4101)
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#elif defined(__GNUC__) || defined(__clang__)
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#pragma GCC diagnostic push
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#pragma GCC diagnostic ignored "-Wunused-variable"
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#endif
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#define Array(T) \
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struct { \
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T *contents; \
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uint32_t size; \
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uint32_t capacity; \
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}
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/// Initialize an array.
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#define array_init(self) ((self)->size = 0, (self)->capacity = 0, (self)->contents = NULL)
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/// Create an empty array.
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#define array_new() {NULL, 0, 0}
|
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/// Get a pointer to the element at a given `index` in the array.
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#define array_get(self, _index) \
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(assert((uint32_t)(_index) < (self)->size), &(self)->contents[_index])
|
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|
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/// Get a pointer to the first element in the array.
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#define array_front(self) array_get(self, 0)
|
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|
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/// Get a pointer to the last element in the array.
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#define array_back(self) array_get(self, (self)->size - 1)
|
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|
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/// Clear the array, setting its size to zero. Note that this does not free any
|
||||
/// memory allocated for the array's contents.
|
||||
#define array_clear(self) ((self)->size = 0)
|
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|
||||
/// Reserve `new_capacity` elements of space in the array. If `new_capacity` is
|
||||
/// less than the array's current capacity, this function has no effect.
|
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#define array_reserve(self, new_capacity) \
|
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((self)->contents = _array__reserve((void *)(self)->contents, &(self)->capacity, \
|
||||
array_elem_size(self), new_capacity))
|
||||
|
||||
/// Free any memory allocated for this array. Note that this does not free any
|
||||
/// memory allocated for the array's contents.
|
||||
#define array_delete(self) \
|
||||
do { \
|
||||
if ((self)->contents) \
|
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ts_free((self)->contents); \
|
||||
(self)->contents = NULL; \
|
||||
(self)->size = 0; \
|
||||
(self)->capacity = 0; \
|
||||
} while (0)
|
||||
|
||||
/// Push a new `element` onto the end of the array.
|
||||
#define array_push(self, element) \
|
||||
do { \
|
||||
(self)->contents = _array__grow((void *)(self)->contents, (self)->size, &(self)->capacity, \
|
||||
1, array_elem_size(self)); \
|
||||
(self)->contents[(self)->size++] = (element); \
|
||||
} while (0)
|
||||
|
||||
/// Increase the array's size by `count` elements.
|
||||
/// New elements are zero-initialized.
|
||||
#define array_grow_by(self, count) \
|
||||
do { \
|
||||
if ((count) == 0) \
|
||||
break; \
|
||||
(self)->contents = _array__grow((self)->contents, (self)->size, &(self)->capacity, count, \
|
||||
array_elem_size(self)); \
|
||||
memset((self)->contents + (self)->size, 0, (count) * array_elem_size(self)); \
|
||||
(self)->size += (count); \
|
||||
} while (0)
|
||||
|
||||
/// Append all elements from one array to the end of another.
|
||||
#define array_push_all(self, other) array_extend((self), (other)->size, (other)->contents)
|
||||
|
||||
/// Append `count` elements to the end of the array, reading their values from the
|
||||
/// `contents` pointer.
|
||||
#define array_extend(self, count, other_contents) \
|
||||
(self)->contents = \
|
||||
_array__splice((void *)(self)->contents, &(self)->size, &(self)->capacity, \
|
||||
array_elem_size(self), (self)->size, 0, count, other_contents)
|
||||
|
||||
/// Remove `old_count` elements from the array starting at the given `index`. At
|
||||
/// the same index, insert `new_count` new elements, reading their values from the
|
||||
/// `new_contents` pointer.
|
||||
#define array_splice(self, _index, old_count, new_count, new_contents) \
|
||||
(self)->contents = \
|
||||
_array__splice((void *)(self)->contents, &(self)->size, &(self)->capacity, \
|
||||
array_elem_size(self), _index, old_count, new_count, new_contents)
|
||||
|
||||
/// Insert one `element` into the array at the given `index`.
|
||||
#define array_insert(self, _index, element) \
|
||||
(self)->contents = _array__splice((void *)(self)->contents, &(self)->size, &(self)->capacity, \
|
||||
array_elem_size(self), _index, 0, 1, &(element))
|
||||
|
||||
/// Remove one element from the array at the given `index`.
|
||||
#define array_erase(self, _index) \
|
||||
_array__erase((void *)(self)->contents, &(self)->size, array_elem_size(self), _index)
|
||||
|
||||
/// Pop the last element off the array, returning the element by value.
|
||||
#define array_pop(self) ((self)->contents[--(self)->size])
|
||||
|
||||
/// Assign the contents of one array to another, reallocating if necessary.
|
||||
#define array_assign(self, other) \
|
||||
(self)->contents = \
|
||||
_array__assign((void *)(self)->contents, &(self)->size, &(self)->capacity, \
|
||||
(const void *)(other)->contents, (other)->size, array_elem_size(self))
|
||||
|
||||
/// Swap one array with another
|
||||
#define array_swap(self, other) \
|
||||
do { \
|
||||
void *_array_swap_tmp = (void *)(self)->contents; \
|
||||
(self)->contents = (other)->contents; \
|
||||
(other)->contents = _array_swap_tmp; \
|
||||
_array__swap(&(self)->size, &(self)->capacity, &(other)->size, &(other)->capacity); \
|
||||
} while (0)
|
||||
|
||||
/// Get the size of the array contents
|
||||
#define array_elem_size(self) (sizeof *(self)->contents)
|
||||
|
||||
/// Search a sorted array for a given `needle` value, using the given `compare`
|
||||
/// callback to determine the order.
|
||||
///
|
||||
/// If an existing element is found to be equal to `needle`, then the `index`
|
||||
/// out-parameter is set to the existing value's index, and the `exists`
|
||||
/// out-parameter is set to true. Otherwise, `index` is set to an index where
|
||||
/// `needle` should be inserted in order to preserve the sorting, and `exists`
|
||||
/// is set to false.
|
||||
#define array_search_sorted_with(self, compare, needle, _index, _exists) \
|
||||
_array__search_sorted(self, 0, compare, , needle, _index, _exists)
|
||||
|
||||
/// Search a sorted array for a given `needle` value, using integer comparisons
|
||||
/// of a given struct field (specified with a leading dot) to determine the order.
|
||||
///
|
||||
/// See also `array_search_sorted_with`.
|
||||
#define array_search_sorted_by(self, field, needle, _index, _exists) \
|
||||
_array__search_sorted(self, 0, _compare_int, field, needle, _index, _exists)
|
||||
|
||||
/// Insert a given `value` into a sorted array, using the given `compare`
|
||||
/// callback to determine the order.
|
||||
#define array_insert_sorted_with(self, compare, value) \
|
||||
do { \
|
||||
unsigned _index, _exists; \
|
||||
array_search_sorted_with(self, compare, &(value), &_index, &_exists); \
|
||||
if (!_exists) \
|
||||
array_insert(self, _index, value); \
|
||||
} while (0)
|
||||
|
||||
/// Insert a given `value` into a sorted array, using integer comparisons of
|
||||
/// a given struct field (specified with a leading dot) to determine the order.
|
||||
///
|
||||
/// See also `array_search_sorted_by`.
|
||||
#define array_insert_sorted_by(self, field, value) \
|
||||
do { \
|
||||
unsigned _index, _exists; \
|
||||
array_search_sorted_by(self, field, (value)field, &_index, &_exists); \
|
||||
if (!_exists) \
|
||||
array_insert(self, _index, value); \
|
||||
} while (0)
|
||||
|
||||
// Private
|
||||
|
||||
// Pointers to individual `Array` fields (rather than the entire `Array` itself)
|
||||
// are passed to the various `_array__*` functions below to address strict aliasing
|
||||
// violations that arises when the _entire_ `Array` struct is passed as `Array(void)*`.
|
||||
//
|
||||
// The `Array` type itself was not altered as a solution in order to avoid breakage
|
||||
// with existing consumers (in particular, parsers with external scanners).
|
||||
|
||||
/// This is not what you're looking for, see `array_erase`.
|
||||
static inline void _array__erase(void *self_contents, uint32_t *size, size_t element_size,
|
||||
uint32_t index) {
|
||||
assert(index < *size);
|
||||
char *contents = (char *)self_contents;
|
||||
memmove(contents + index * element_size, contents + (index + 1) * element_size,
|
||||
(*size - index - 1) * element_size);
|
||||
(*size)--;
|
||||
}
|
||||
|
||||
/// This is not what you're looking for, see `array_reserve`.
|
||||
static inline void *_array__reserve(void *contents, uint32_t *capacity, size_t element_size,
|
||||
uint32_t new_capacity) {
|
||||
void *new_contents = contents;
|
||||
if (new_capacity > *capacity) {
|
||||
if (contents) {
|
||||
new_contents = ts_realloc(contents, new_capacity * element_size);
|
||||
} else {
|
||||
new_contents = ts_malloc(new_capacity * element_size);
|
||||
}
|
||||
*capacity = new_capacity;
|
||||
}
|
||||
return new_contents;
|
||||
}
|
||||
|
||||
/// This is not what you're looking for, see `array_assign`.
|
||||
static inline void *_array__assign(void *self_contents, uint32_t *self_size,
|
||||
uint32_t *self_capacity, const void *other_contents,
|
||||
uint32_t other_size, size_t element_size) {
|
||||
void *new_contents = _array__reserve(self_contents, self_capacity, element_size, other_size);
|
||||
*self_size = other_size;
|
||||
memcpy(new_contents, other_contents, *self_size * element_size);
|
||||
return new_contents;
|
||||
}
|
||||
|
||||
/// This is not what you're looking for, see `array_swap`.
|
||||
static inline void _array__swap(uint32_t *self_size, uint32_t *self_capacity, uint32_t *other_size,
|
||||
uint32_t *other_capacity) {
|
||||
uint32_t tmp_size = *self_size;
|
||||
uint32_t tmp_capacity = *self_capacity;
|
||||
*self_size = *other_size;
|
||||
*self_capacity = *other_capacity;
|
||||
*other_size = tmp_size;
|
||||
*other_capacity = tmp_capacity;
|
||||
}
|
||||
|
||||
/// This is not what you're looking for, see `array_push` or `array_grow_by`.
|
||||
static inline void *_array__grow(void *contents, uint32_t size, uint32_t *capacity, uint32_t count,
|
||||
size_t element_size) {
|
||||
void *new_contents = contents;
|
||||
uint32_t new_size = size + count;
|
||||
if (new_size > *capacity) {
|
||||
uint32_t new_capacity = *capacity * 2;
|
||||
if (new_capacity < 8)
|
||||
new_capacity = 8;
|
||||
if (new_capacity < new_size)
|
||||
new_capacity = new_size;
|
||||
new_contents = _array__reserve(contents, capacity, element_size, new_capacity);
|
||||
}
|
||||
return new_contents;
|
||||
}
|
||||
|
||||
/// This is not what you're looking for, see `array_splice`.
|
||||
static inline void *_array__splice(void *self_contents, uint32_t *size, uint32_t *capacity,
|
||||
size_t element_size, uint32_t index, uint32_t old_count,
|
||||
uint32_t new_count, const void *elements) {
|
||||
uint32_t new_size = *size + new_count - old_count;
|
||||
uint32_t old_end = index + old_count;
|
||||
uint32_t new_end = index + new_count;
|
||||
assert(old_end <= *size);
|
||||
|
||||
void *new_contents = _array__reserve(self_contents, capacity, element_size, new_size);
|
||||
|
||||
char *contents = (char *)new_contents;
|
||||
if (*size > old_end) {
|
||||
memmove(contents + new_end * element_size, contents + old_end * element_size,
|
||||
(*size - old_end) * element_size);
|
||||
}
|
||||
if (new_count > 0) {
|
||||
if (elements) {
|
||||
memcpy((contents + index * element_size), elements, new_count * element_size);
|
||||
} else {
|
||||
memset((contents + index * element_size), 0, new_count * element_size);
|
||||
}
|
||||
}
|
||||
*size += new_count - old_count;
|
||||
|
||||
return new_contents;
|
||||
}
|
||||
|
||||
/// A binary search routine, based on Rust's `std::slice::binary_search_by`.
|
||||
/// This is not what you're looking for, see `array_search_sorted_with` or `array_search_sorted_by`.
|
||||
#define _array__search_sorted(self, start, compare, suffix, needle, _index, _exists) \
|
||||
do { \
|
||||
*(_index) = start; \
|
||||
*(_exists) = false; \
|
||||
uint32_t size = (self)->size - *(_index); \
|
||||
if (size == 0) \
|
||||
break; \
|
||||
int comparison; \
|
||||
while (size > 1) { \
|
||||
uint32_t half_size = size / 2; \
|
||||
uint32_t mid_index = *(_index) + half_size; \
|
||||
comparison = compare(&((self)->contents[mid_index] suffix), (needle)); \
|
||||
if (comparison <= 0) \
|
||||
*(_index) = mid_index; \
|
||||
size -= half_size; \
|
||||
} \
|
||||
comparison = compare(&((self)->contents[*(_index)] suffix), (needle)); \
|
||||
if (comparison == 0) \
|
||||
*(_exists) = true; \
|
||||
else if (comparison < 0) \
|
||||
*(_index) += 1; \
|
||||
} while (0)
|
||||
|
||||
/// Helper macro for the `_sorted_by` routines below. This takes the left (existing)
|
||||
/// parameter by reference in order to work with the generic sorting function above.
|
||||
#define _compare_int(a, b) ((int)*(a) - (int)(b))
|
||||
|
||||
#ifdef _MSC_VER
|
||||
#pragma warning(pop)
|
||||
#elif defined(__GNUC__) || defined(__clang__)
|
||||
#pragma GCC diagnostic pop
|
||||
#endif
|
||||
|
||||
#ifdef __cplusplus
|
||||
}
|
||||
#endif
|
||||
|
||||
#endif // TREE_SITTER_ARRAY_H_
|
||||
@@ -0,0 +1,282 @@
|
||||
#ifndef TREE_SITTER_PARSER_H_
|
||||
#define TREE_SITTER_PARSER_H_
|
||||
|
||||
#ifdef __cplusplus
|
||||
extern "C" {
|
||||
#endif
|
||||
|
||||
#include <stdbool.h>
|
||||
#include <stdint.h>
|
||||
#include <stdlib.h>
|
||||
|
||||
#define ts_builtin_sym_error ((TSSymbol) - 1)
|
||||
#define ts_builtin_sym_end 0
|
||||
#define TREE_SITTER_SERIALIZATION_BUFFER_SIZE 1024
|
||||
|
||||
#ifndef TREE_SITTER_API_H_
|
||||
typedef uint16_t TSStateId;
|
||||
typedef uint16_t TSSymbol;
|
||||
typedef uint16_t TSFieldId;
|
||||
typedef struct TSLanguage TSLanguage;
|
||||
typedef struct TSLanguageMetadata {
|
||||
uint8_t major_version;
|
||||
uint8_t minor_version;
|
||||
uint8_t patch_version;
|
||||
} TSLanguageMetadata;
|
||||
#endif
|
||||
|
||||
typedef struct {
|
||||
TSFieldId field_id;
|
||||
uint8_t child_index;
|
||||
bool inherited;
|
||||
} TSFieldMapEntry;
|
||||
|
||||
// Used to index the field and supertype maps.
|
||||
typedef struct {
|
||||
uint16_t index;
|
||||
uint16_t length;
|
||||
} TSMapSlice;
|
||||
|
||||
typedef struct {
|
||||
bool visible;
|
||||
bool named;
|
||||
bool supertype;
|
||||
} TSSymbolMetadata;
|
||||
|
||||
typedef struct TSLexer TSLexer;
|
||||
|
||||
struct TSLexer {
|
||||
int32_t lookahead;
|
||||
TSSymbol result_symbol;
|
||||
void (*advance)(TSLexer *, bool);
|
||||
void (*mark_end)(TSLexer *);
|
||||
uint32_t (*get_column)(TSLexer *);
|
||||
bool (*is_at_included_range_start)(const TSLexer *);
|
||||
bool (*eof)(const TSLexer *);
|
||||
void (*log)(const TSLexer *, const char *, ...);
|
||||
};
|
||||
|
||||
typedef enum {
|
||||
TSParseActionTypeShift,
|
||||
TSParseActionTypeReduce,
|
||||
TSParseActionTypeAccept,
|
||||
TSParseActionTypeRecover,
|
||||
} TSParseActionType;
|
||||
|
||||
typedef union {
|
||||
struct {
|
||||
uint8_t type;
|
||||
TSStateId state;
|
||||
bool extra;
|
||||
bool repetition;
|
||||
} shift;
|
||||
struct {
|
||||
uint8_t type;
|
||||
uint8_t child_count;
|
||||
TSSymbol symbol;
|
||||
int16_t dynamic_precedence;
|
||||
uint16_t production_id;
|
||||
} reduce;
|
||||
uint8_t type;
|
||||
} TSParseAction;
|
||||
|
||||
typedef struct {
|
||||
uint16_t lex_state;
|
||||
uint16_t external_lex_state;
|
||||
} TSLexMode;
|
||||
|
||||
typedef struct {
|
||||
uint16_t lex_state;
|
||||
uint16_t external_lex_state;
|
||||
uint16_t reserved_word_set_id;
|
||||
} TSLexerMode;
|
||||
|
||||
typedef union {
|
||||
TSParseAction action;
|
||||
struct {
|
||||
uint8_t count;
|
||||
bool reusable;
|
||||
} entry;
|
||||
} TSParseActionEntry;
|
||||
|
||||
typedef struct {
|
||||
int32_t start;
|
||||
int32_t end;
|
||||
} TSCharacterRange;
|
||||
|
||||
struct TSLanguage {
|
||||
uint32_t abi_version;
|
||||
uint32_t symbol_count;
|
||||
uint32_t alias_count;
|
||||
uint32_t token_count;
|
||||
uint32_t external_token_count;
|
||||
uint32_t state_count;
|
||||
uint32_t large_state_count;
|
||||
uint32_t production_id_count;
|
||||
uint32_t field_count;
|
||||
uint16_t max_alias_sequence_length;
|
||||
const uint16_t *parse_table;
|
||||
const uint16_t *small_parse_table;
|
||||
const uint32_t *small_parse_table_map;
|
||||
const TSParseActionEntry *parse_actions;
|
||||
const char *const *symbol_names;
|
||||
const char *const *field_names;
|
||||
const TSMapSlice *field_map_slices;
|
||||
const TSFieldMapEntry *field_map_entries;
|
||||
const TSSymbolMetadata *symbol_metadata;
|
||||
const TSSymbol *public_symbol_map;
|
||||
const uint16_t *alias_map;
|
||||
const TSSymbol *alias_sequences;
|
||||
const TSLexerMode *lex_modes;
|
||||
bool (*lex_fn)(TSLexer *, TSStateId);
|
||||
bool (*keyword_lex_fn)(TSLexer *, TSStateId);
|
||||
TSSymbol keyword_capture_token;
|
||||
struct {
|
||||
const bool *states;
|
||||
const TSSymbol *symbol_map;
|
||||
void *(*create)(void);
|
||||
void (*destroy)(void *);
|
||||
bool (*scan)(void *, TSLexer *, const bool *symbol_whitelist);
|
||||
unsigned (*serialize)(void *, char *);
|
||||
void (*deserialize)(void *, const char *, unsigned);
|
||||
} external_scanner;
|
||||
const TSStateId *primary_state_ids;
|
||||
const char *name;
|
||||
const TSSymbol *reserved_words;
|
||||
uint16_t max_reserved_word_set_size;
|
||||
uint32_t supertype_count;
|
||||
const TSSymbol *supertype_symbols;
|
||||
const TSMapSlice *supertype_map_slices;
|
||||
const TSSymbol *supertype_map_entries;
|
||||
TSLanguageMetadata metadata;
|
||||
};
|
||||
|
||||
static inline bool set_contains(const TSCharacterRange *ranges, uint32_t len, int32_t lookahead) {
|
||||
uint32_t index = 0;
|
||||
uint32_t size = len - index;
|
||||
while (size > 1) {
|
||||
uint32_t half_size = size / 2;
|
||||
uint32_t mid_index = index + half_size;
|
||||
const TSCharacterRange *range = &ranges[mid_index];
|
||||
if (lookahead >= range->start && lookahead <= range->end) {
|
||||
return true;
|
||||
} else if (lookahead > range->end) {
|
||||
index = mid_index;
|
||||
}
|
||||
size -= half_size;
|
||||
}
|
||||
const TSCharacterRange *range = &ranges[index];
|
||||
return (lookahead >= range->start && lookahead <= range->end);
|
||||
}
|
||||
|
||||
/*
|
||||
* Lexer Macros
|
||||
*/
|
||||
|
||||
#ifdef _MSC_VER
|
||||
#define UNUSED __pragma(warning(suppress : 4101))
|
||||
#else
|
||||
#define UNUSED __attribute__((unused))
|
||||
#endif
|
||||
|
||||
#define START_LEXER() \
|
||||
bool result = false; \
|
||||
bool skip = false; \
|
||||
UNUSED \
|
||||
bool eof = false; \
|
||||
int32_t lookahead; \
|
||||
goto start; \
|
||||
next_state: \
|
||||
lexer->advance(lexer, skip); \
|
||||
start: \
|
||||
skip = false; \
|
||||
lookahead = lexer->lookahead;
|
||||
|
||||
#define ADVANCE(state_value) \
|
||||
{ \
|
||||
state = state_value; \
|
||||
goto next_state; \
|
||||
}
|
||||
|
||||
#define ADVANCE_MAP(...) \
|
||||
{ \
|
||||
static const uint16_t map[] = {__VA_ARGS__}; \
|
||||
for (uint32_t i = 0; i < sizeof(map) / sizeof(map[0]); i += 2) { \
|
||||
if (map[i] == lookahead) { \
|
||||
state = map[i + 1]; \
|
||||
goto next_state; \
|
||||
} \
|
||||
} \
|
||||
}
|
||||
|
||||
#define SKIP(state_value) \
|
||||
{ \
|
||||
skip = true; \
|
||||
state = state_value; \
|
||||
goto next_state; \
|
||||
}
|
||||
|
||||
#define ACCEPT_TOKEN(symbol_value) \
|
||||
result = true; \
|
||||
lexer->result_symbol = symbol_value; \
|
||||
lexer->mark_end(lexer);
|
||||
|
||||
#define END_STATE() return result;
|
||||
|
||||
/*
|
||||
* Parse Table Macros
|
||||
*/
|
||||
|
||||
#define SMALL_STATE(id) ((id) - LARGE_STATE_COUNT)
|
||||
|
||||
#define STATE(id) id
|
||||
|
||||
#define ACTIONS(id) id
|
||||
|
||||
#define SHIFT(state_value) \
|
||||
{ \
|
||||
{ \
|
||||
.shift = {.type = TSParseActionTypeShift, .state = (state_value) } \
|
||||
} \
|
||||
}
|
||||
|
||||
#define SHIFT_REPEAT(state_value) \
|
||||
{ \
|
||||
{ \
|
||||
.shift = {.type = TSParseActionTypeShift, .state = (state_value), .repetition = true } \
|
||||
} \
|
||||
}
|
||||
|
||||
#define SHIFT_EXTRA() \
|
||||
{ \
|
||||
{ \
|
||||
.shift = {.type = TSParseActionTypeShift, .extra = true } \
|
||||
} \
|
||||
}
|
||||
|
||||
#define REDUCE(symbol_name, children, precedence, prod_id) \
|
||||
{ \
|
||||
{ \
|
||||
.reduce = {.type = TSParseActionTypeReduce, \
|
||||
.symbol = symbol_name, \
|
||||
.child_count = children, \
|
||||
.dynamic_precedence = precedence, \
|
||||
.production_id = prod_id}, \
|
||||
} \
|
||||
}
|
||||
|
||||
#define RECOVER() \
|
||||
{ \
|
||||
{ .type = TSParseActionTypeRecover } \
|
||||
}
|
||||
|
||||
#define ACCEPT_INPUT() \
|
||||
{ \
|
||||
{ .type = TSParseActionTypeAccept } \
|
||||
}
|
||||
|
||||
#ifdef __cplusplus
|
||||
}
|
||||
#endif
|
||||
|
||||
#endif // TREE_SITTER_PARSER_H_
|
||||
@@ -0,0 +1,32 @@
|
||||
==================
|
||||
If statement
|
||||
==================
|
||||
|
||||
if (count(x, 1) > 0)
|
||||
id x = 0;
|
||||
endif;
|
||||
|
||||
---
|
||||
|
||||
(source_file
|
||||
(if_statement
|
||||
(binary_expression
|
||||
(function_application
|
||||
name: (identifier)
|
||||
(identifier)
|
||||
(number))
|
||||
(number))
|
||||
(substitution_statement
|
||||
(identifier)
|
||||
(number))))
|
||||
|
||||
==================
|
||||
Module sort
|
||||
==================
|
||||
|
||||
.sort
|
||||
|
||||
---
|
||||
|
||||
(source_file
|
||||
(module_directive))
|
||||
@@ -0,0 +1,53 @@
|
||||
==================
|
||||
Symbol declaration
|
||||
==================
|
||||
|
||||
Symbols a, b, c;
|
||||
|
||||
---
|
||||
|
||||
(source_file
|
||||
(declaration_statement
|
||||
(identifier)
|
||||
(identifier)
|
||||
(identifier)))
|
||||
|
||||
==================
|
||||
Function declaration
|
||||
==================
|
||||
|
||||
Functions f, g;
|
||||
|
||||
---
|
||||
|
||||
(source_file
|
||||
(declaration_statement
|
||||
(identifier)
|
||||
(identifier)))
|
||||
|
||||
==================
|
||||
Vector declaration
|
||||
==================
|
||||
|
||||
Vectors p1, p2, q;
|
||||
|
||||
---
|
||||
|
||||
(source_file
|
||||
(declaration_statement
|
||||
(identifier)
|
||||
(identifier)
|
||||
(identifier)))
|
||||
|
||||
==================
|
||||
Index declaration
|
||||
==================
|
||||
|
||||
Indices mu, nu;
|
||||
|
||||
---
|
||||
|
||||
(source_file
|
||||
(declaration_statement
|
||||
(identifier)
|
||||
(identifier)))
|
||||
@@ -0,0 +1,30 @@
|
||||
==================
|
||||
Simple procedure
|
||||
==================
|
||||
|
||||
#procedure simplify(expr)
|
||||
id x = 1;
|
||||
#endprocedure
|
||||
|
||||
---
|
||||
|
||||
(source_file
|
||||
(procedure_definition
|
||||
name: (identifier)
|
||||
(identifier)
|
||||
(substitution_statement
|
||||
(identifier)
|
||||
(number))))
|
||||
|
||||
==================
|
||||
Procedure call
|
||||
==================
|
||||
|
||||
#call simplify(result)
|
||||
|
||||
---
|
||||
|
||||
(source_file
|
||||
(call_statement
|
||||
name: (identifier)
|
||||
(identifier)))
|
||||
@@ -0,0 +1,16 @@
|
||||
{
|
||||
"grammars": [
|
||||
{
|
||||
"name": "form",
|
||||
"camelcase": "Form",
|
||||
"scope": "source.form",
|
||||
"path": ".",
|
||||
"file-types": ["frm", "prc"]
|
||||
}
|
||||
],
|
||||
"metadata": {
|
||||
"version": "0.1.0",
|
||||
"license": "MIT",
|
||||
"description": "FORM (symbolic manipulation) grammar for tree-sitter"
|
||||
}
|
||||
}
|
||||
Reference in New Issue
Block a user