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module.exports = grammar({
name: 'gsp',
extras: $ => [$._S],
rules: {
source_file: $ => repeat(choice($.comment, $.node)),
comment: $ => seq(
'/',
optional($.node_name),
optional($.attribute_list),
'{',
optional($.node_body),
'}',
),
node: $ => seq(
optional('>'),
$.node_name,
optional($.attribute_list),
'{',
optional($.node_body),
'}',
),
node_body: $ => choice(
repeat1(choice($.comment, $.node)),
seq(choice('-', '='), optional($.text)),
),
node_name: $ => /[a-zA-Z:_\u{000C0}-\u{000D6}\u{000D8}-\u{000F6}\u{000F8}-\u{002FF}\u{00370}-\u{0037D}\u{0037F}-\u{01FFF}\u{0200C}-\u{0200D}\u{02070}-\u{0218F}\u{02C00}-\u{02FEF}\u{03001}-\u{0D7FF}\u{0F900}-\u{0FDCF}\u{0FDF0}-\u{0FFFD}\u{10000}-\u{EFFFF}][a-zA-Z0-9:_\-.ยท\u{00300}-\u{0036F}\u{0203F}-\u{02040}\u{000C0}-\u{000D6}\u{000D8}-\u{000F6}\u{000F8}-\u{002FF}\u{00370}-\u{0037D}\u{0037F}-\u{01FFF}\u{0200C}-\u{0200D}\u{02070}-\u{0218F}\u{02C00}-\u{02FEF}\u{03001}-\u{0D7FF}\u{0F900}-\u{0FDCF}\u{0FDF0}-\u{0FFFD}\u{10000}-\u{EFFFF}]*/u,
text: $ => repeat1(
choice(
$.literal_text,
seq('@', choice($.comment, $.node)),
),
),
literal_text: $ => /(\\[@}\\]|[^@}\\])+/,
attribute_list: $ => repeat1($.attribute),
attribute: $ => choice(
$.class_shorthand,
$.id_shorthand,
seq(
$.attribute_name,
optional(seq('=', $.attribute_value)),
),
),
class_shorthand: $ => /\.\P{White_Space}+/u,
id_shorthand: $ => /#\P{White_Space}+/u,
attribute_name: $ => /[a-zA-Z0-9_-]+/,
attribute_value: $ => /"(\\.|[^"\\])*"/,
_S: $ => /\p{White_Space}+/u,
},
})
|
