35 lines
1.4 KiB
Ruby
Vendored
35 lines
1.4 KiB
Ruby
Vendored
MRuby::Gem::Specification.new('mruby-dir') do |spec|
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spec.license = 'MIT and MIT-like license'
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spec.authors = ['Internet Initiative Japan Inc.', 'Kevlin Henney']
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# Check if HAL gem is loaded
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# HAL gems must be explicitly specified in build config (recommended) or via auto-selection below
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spec.build.gems.one? { |g| g.name =~ /^hal-.*-dir$/ } or begin
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# No HAL found - determine appropriate error message or auto-load
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suggested_hal = if ENV['MRUBY_DIR_HAL']
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ENV['MRUBY_DIR_HAL']
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elsif spec.for_windows?
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'hal-win-dir'
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elsif RUBY_PLATFORM =~ /linux|darwin|bsd/
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'hal-posix-dir'
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else
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nil
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end
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if suggested_hal
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# Auto-load HAL gem for convenience (for development)
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# This works because HAL gems declare dependency on mruby-dir
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warn "mruby-dir: No HAL specified, loading #{suggested_hal} (explicit selection recommended)"
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spec.build.gem core: suggested_hal
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else
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# Unknown platform - fail with helpful message
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fail "mruby-dir: No HAL available for platform '#{RUBY_PLATFORM}'.\n" \
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"Please specify HAL gem explicitly in your build config:\n" \
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" conf.gem core: 'hal-posix-dir' # For Linux/macOS/BSD\n" \
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" conf.gem core: 'hal-win-dir' # For Windows\n" \
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"Or set environment variable:\n" \
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" MRUBY_DIR_HAL=hal-myplatform-dir\n" \
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"See mrbgems/mruby-dir/README.md for creating custom HAL."
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end
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end
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end
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