Puck Meerburg
fc8aea8fb4
This should hopefully make the code a bit clearer, and is preparation for Rust support.
33 lines
1.4 KiB
Scheme
33 lines
1.4 KiB
Scheme
(define-library (zilch lang go package)
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(import
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(scheme base)
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(zilch file) (zilch magic)
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(zilch nixpkgs) (zilch zexpr)
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json
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(chicken foreign)
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(zilch lang go core) (zilch lang go) (zilch lang go vfs) (zilch lang go stdlib))
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(export find-packages-inside-vfs)
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(begin
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(foreign-declare "#include \"parser_source.h\"")
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(define go-import-parser
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(go-package-link
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(go-package-compile "main"
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(map go-stdlib-ref '("encoding/json" "fmt" "go/build" "io" "io/fs" "os" "path" "path/filepath" "sort" "strings" "time"))
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(list (cons "main.go" (zfile (foreign-value "parser_source" nonnull-c-string)))))))
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;; Uses IFD to find each Go package defined inside this virtual filesystem,
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;; returning a vector containing pairs, mapping each directory to the
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;; package defined within.
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(define (find-packages-inside-vfs vfs)
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(define input
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#~,(call-with-port
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(open-output-bytevector)
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(lambda (bv)
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(json-write (vector (cons "GOARCH" (%goarch)) (cons "GOOS" "linux") (cons "files" #$(vfs-to-json (vfs-filter-for-go-package vfs)))) bv)
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(get-output-bytevector bv))))
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(define input-file (zfile input))
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(define store-path (cdar (store-path-for-ca-drv* "find-packages" "x86_64-linux" #~(#$go-import-parser #$input-file) '() '("out"))))
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(call-with-port (store-path-open store-path)
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(lambda (p) (json-read p))))))
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