116 lines
2.6 KiB
JavaScript
116 lines
2.6 KiB
JavaScript
module.exports = grammar({
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name: 'spl',
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rules: {
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source_file: $ => repeat($._statement),
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_statement: $ => seq(
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choice(
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$.string,
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$.function_definition,
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$.type_definition,
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$.with_expr,
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$.array,
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$.if,
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$.while,
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$.catch,
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$.use,
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$.include,
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$.def,
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$.number,
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$.expression,
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seq(
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repeat('&'),
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$.call
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),
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),
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optional(';'),
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$._spacing,
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),
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function_definition: $ => choice($.func, $.block),
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func: $ => seq(
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'func', $._spacing,
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$.identifier, $._spacing, choice(seq('@', $.identifier, '{', $._spacing, repeat(/./), $._spacing, '}'), $.block),
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),
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block: $ => seq(
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'{', $._spacing, repeat(seq(/[^ \n\r\t|]+/, $._spacing), '|'),
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repeat($._statement),
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'}',
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),
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identifier: $ => /[^ \n\r\t:;&{}"']+/,
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call: $ => seq(
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choice(
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seq(
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optional($.call),
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':',
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$.identifier,
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),
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$.identifier,
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),
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),
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number: $ => /\d+(\.\d+)?/,
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string: $ => seq('"', repeat(choice(/\\./, /./)), '"'),
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expression: $ => seq('<{', $._spacing, repeat($._statement), '}'),
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with_expr: $ => seq(
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'with', $._spacing,
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repeat($.identifier),
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';',
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),
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array: $ => seq('[', $._spacing, repeat($._statement), ']'),
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operation: $ => /[+\-*\/%&]/,
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variable: $ => choice(
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seq('def', $._spacing, $.identifier),
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seq('=', $.identifier),
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),
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type_definition: $ => seq(
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'construct', $._spacing,
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$.call, $._spacing,
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optional(seq('namespace', $._spacing)),
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'{', $._spacing,
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repeat(seq($.identifier, $._spacing)),
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optional(seq(
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';',
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repeat(seq($.identifier, $.block, $._spacing)),
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)),
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'}',
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),
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_spacing: $ => /[ \n\r\t]+/,
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if: $ => seq(
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'if', $._spacing,
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'{', $._spacing,
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repeat($._statement),
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'}',
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),
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while: $ => seq(
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'while', $._spacing,
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'{', $._spacing,
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repeat($._statement),
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'}', $._spacing,
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'{', $._spacing,
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repeat($._statement),
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'}',
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),
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catch: $ => seq(
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'catch', $._spacing,
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'{', $._spacing,
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repeat($._statement),
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'}', $._spacing,
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'{', $._spacing,
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repeat($._statement),
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'}',
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),
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include: $ => seq(
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'include', $.identifier, $._spacing,
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'in', $.identifier,
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),
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use: $ => seq(
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'use', $._spacing,
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$.call,
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),
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def: $ => seq(
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'def', $._spacing,
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$.identifier,
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),
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},
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});
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