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# -*- coding: utf-8 -*- #
# frozen_string_literal: true
describe Rouge::Lexers::Zig do
let(:subject) { Rouge::Lexers::Zig.new }
describe 'guessing' do
include Support::Guessing
it 'guesses by filename' do
assert_guess :filename => 'foo.zig'
end
it 'guesses by mimetype' do
assert_guess :mimetype => 'text/x-zig'
end
end
describe 'lexing' do
include Support::Lexing;
it 'classifies identifiers' do
assert_tokens_equal 'var x: i32 = 100;',
['Keyword', 'var'],
['Text', ' '],
['Name', 'x'],
['Punctuation', ':'],
['Text', ' '],
['Keyword.Type', 'i32'],
['Text', ' '],
['Operator', '='],
['Text', ' '],
['Literal.Number.Integer', '100'],
['Punctuation', ';']
assert_tokens_equal 'var x: f32 = 1.01;',
['Keyword', 'var'],
['Text', ' '],
['Name', 'x'],
['Punctuation', ':'],
['Text', ' '],
['Keyword.Type', 'f32'],
['Text', ' '],
['Operator', '='],
['Text', ' '],
['Literal.Number.Float', '1.01'],
['Punctuation', ';']
end
it 'recognizes exponents in integers and reals' do
assert_tokens_equal '1e6', ['Literal.Number.Float', '1e6']
assert_tokens_equal '123_456', ['Literal.Number.Integer', '123_456']
assert_tokens_equal '3.14159_26', ['Literal.Number.Float', '3.14159_26']
assert_tokens_equal '3.141_592e-20', ['Literal.Number.Float', '3.141_592e-20']
end
end
end
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