46 lines
1.2 KiB
Plaintext
46 lines
1.2 KiB
Plaintext
#!/usr/bin/env nomsu -V4.8.10
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#
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This file contains definitions pertaining to variable scoping
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use "core/metaprogramming.nom"
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use "core/operators.nom"
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use "core/collections.nom"
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use "core/control_flow.nom"
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test:
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%x = "outer"
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with local %x:
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%x = "inner"
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assume (%x == "inner")
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assume (%x == "outer")
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externally (foo) means "outer foo"
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with local [(foo)'s meaning]:
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externally (foo) means "inner foo"
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assume ((foo) == "inner foo")
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assume ((foo) == "outer foo")
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[with local %locals %body, with local %locals do %body] all compile to:
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%body_lua = (%body as lua statements)
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if %locals.type is:
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"Dict":
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%body_lua = (..)
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Lua "\
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..\(what (<- %locals) compiles to)
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\%body_lua"
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%body_lua::declare locals ("\(%.1 as lua)" for % in %locals)
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"List":
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%body_lua::declare locals ("\(% as lua)" for % in %locals)
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"Var" "Action":
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%body_lua::declare locals ["\(%locals as lua)"]
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else:
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compile error at %locals "Unexpected local value"
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return (..)
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Lua "\
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..do
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\%body_lua
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end"
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