registry NAME of RECORD [as PREFIX] from "file.lres" fills a registry from a data
file of key { field: value } entries, read at compile time with the record as its
schema: every entry is checked like a def, errors name the resource file's line,
nested records and lists of them are bare { } / [{ }] typed by their fields, and
values are expressions in the registry's module. The entries are compiled in, so
nothing parses at start-up and a build that succeeds has validated its resources.
Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
24 lines
886 B
Text
24 lines
886 B
Text
# resources.ludic — L9: a registry whose entries live in a resource file. `from` names the file;
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# it is read when the program is compiled, every entry checked against the record (the schema),
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# and compiled in - so a mistake is a compile error at the resource file's line, and nothing parses
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# at start-up. A field whose type is a record, or a list of them, takes a bare `{ ... }`.
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#
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# Running it prints: 2 Axe 2 Split 10 0 1
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program Resources {
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numbers float
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property Use {
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verb: string = ""
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minutes: int = 0
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}
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property Tool {
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key: string = ""
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name: string = ""
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weight: float = 0.0
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uses: []Use = null
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}
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registry Tools of Tool as TL from "data/tools.lres"
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entry {
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let axe = Tools[TL_AXE]
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print(`{TL_COUNT} {axe.name} {len(axe.uses)} {axe.uses[1].verb} {axe.uses[1].minutes} {len(Tools[TL_LANTERN].uses)} {tools_find("lantern")}`)
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}
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}
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