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(define-module (pypi build-configuration-graph)
#:use-module (ice-9 match)
#:use-module (srfi srfi-1)
#:use-module (srfi srfi-9)
#:use-module (logging logger)
#:use-module (pyguile)
#:use-module (pypi requirement)
#:use-module (pypi sdist)
#:use-module (pypi sdist-store)
#:use-module (pypi package)
#:export (build-configuration-graph
build-configuration-graph?
build-configuration-graph-roots
build-configuration-graph-edges
build-configuration
build-configuration?
build-configuration-sdist
build-configuration-extras
build-configuration-tests?
build-configuration-omitted-dependencies
requirement-options
requirement-options?
requirement-options-type
requirement-options-requirement
requirement-options-options
log-build-configuration-graph
requirements->build-configuration-graph
dependency-loop-can-be-broken-by-not-running-tests?))
(define-record-type <build-configuration-graph>
(build-configuration-graph
roots
edges)
build-configuration-graph?
(roots build-configuration-graph-roots)
(edges build-configuration-graph-edges))
(define-record-type <requirement-options>
(requirement-options
type
requirement
options)
requirement-options?
(type requirement-options-type)
(requirement requirement-options-requirement)
(options requirement-options-options))
(define-record-type <build-configuration>
(build-configuration
sdist
extras
tests?
omitted-dependencies)
build-configuration?
(sdist build-configuration-sdist)
(extras build-configuration-extras)
(tests? build-configuration-tests?)
(omitted-dependencies build-configuration-omitted-dependencies))
(define (requirements->build-configuration-graph
sdist-store
requirements)
(let
((edges (make-hash-table))
(roots
(map
(lambda (requirement)
(requirement-options
'() ; No type
requirement
(get-build-configurations-for-requirement
sdist-store
'() ; No dependant build configurations
requirement
#t
'())))
requirements)))
(for-each
(lambda (requirement-options)
(for-each
(lambda (build-configuration)
(add-build-configuration-closure-to-graph!
sdist-store
build-configuration
'()
edges))
(requirement-options-options requirement-options)))
roots)
(build-configuration-graph roots edges)))
(define (requirement-options-for-sdist-requirements
sdist
sdist-store
run-tests
omitted-dependencies
dependant-build-configurations)
(concatenate
(map
(lambda (type requirements)
(map
(lambda (requirement)
(requirement-options
type
requirement
(get-build-configurations-for-requirement
sdist-store
dependant-build-configurations
requirement
run-tests
'())))
(filter
(lambda (requirement)
(log-msg 'DEBUG "filtering requirements")
(log-msg 'DEBUG requirement)
(log-msg 'DEBUG omitted-dependencies)
(not (member (requirement-name requirement)
omitted-dependencies)))
requirements)))
'(build test install)
(list
(sdist-build-requires sdist)
(if run-tests
(sdist-tests-require sdist)
'())
(sdist-install-requires sdist)))))
(define (log-build-configuration-graph level graph)
(letrec
((log-msg'
(lambda (msg . parts)
(if (null? level)
(begin
(for-each display (cons msg parts))
(display "\n"))
(apply log-msg (cons level (cons msg parts))))))
(log-requirement-options
(lambda (indent requirement-options)
(if (> indent 50)
(error "graph too deep"))
(log-msg'
(make-string (* 4 indent) #\space)
(requirement-name
(requirement-options-requirement
requirement-options)))
(for-each
(lambda (build-configuration)
(log-msg'
(make-string (+ 2 (* 4 indent)) #\space)
(sdist-short-description
(build-configuration-sdist build-configuration))
" (tests? " (build-configuration-tests? build-configuration) ")")
(for-each
(lambda (requirement-options)
(log-requirement-options
(+ 1 indent)
requirement-options))
(hash-ref
(build-configuration-graph-edges graph)
build-configuration)))
(requirement-options-options requirement-options)))))
(for-each
(lambda (requirement-options)
(log-requirement-options 0 requirement-options))
(build-configuration-graph-roots graph))
graph))
(define (sdist->build-configuration
sdist
dependant-build-configurations
extras
run-tests
omitted-dependencies)
(let
((initial-build-configuration
(build-configuration
sdist
extras
run-tests
omitted-dependencies)))
(if (not (member
initial-build-configuration
dependant-build-configurations))
initial-build-configuration
(if
(and
run-tests
(dependency-loop-can-be-broken-by-not-running-tests?
(reverse
(cons
initial-build-configuration
dependant-build-configurations))))
(sdist->build-configuration
sdist
dependant-build-configurations
extras
#f
omitted-dependencies)
(let*
((build-configuration-to-omit
(first dependant-build-configurations))
(sdist-name
(pkg-info-name
(sdist-info
(build-configuration-sdist build-configuration-to-omit)))))
(if (not (member
sdist-name
omitted-dependencies))
(sdist->build-configuration
sdist
dependant-build-configurations
extras
#f
(cons
sdist-name
omitted-dependencies))
(begin
(log-dependency-loop dependant-build-configurations)
(error "Cannot solve build dependency issue"))))))))
(define (log-dependency-loop
dependant-build-configurations)
(log-msg 'ERROR "Dependency loop:\n")
(for-each
(lambda (build-configuration)
(log-msg 'ERROR build-configuration "\n"))
(reverse dependant-build-configurations)))
(define (add-build-configuration-closure-to-graph!
sdist-store
build-configuration
dependant-build-configurations
graph)
(if (not (hash-ref
graph
build-configuration))
(let*
((new-dependant-build-configurations
(cons build-configuration
dependant-build-configurations))
(requirement-options-for-sdist
(requirement-options-for-sdist-requirements
(build-configuration-sdist build-configuration)
sdist-store
(build-configuration-tests? build-configuration)
(build-configuration-omitted-dependencies build-configuration)
new-dependant-build-configurations)))
(hash-set!
graph
build-configuration
requirement-options-for-sdist)
(for-each
(lambda (requirement-options)
(for-each
(lambda (build-configuration)
(add-build-configuration-closure-to-graph!
sdist-store
build-configuration
new-dependant-build-configurations
graph))
(requirement-options-options
requirement-options)))
requirement-options-for-sdist))))
(define (dependency-loop-can-be-broken-by-not-running-tests?
dependant-build-configurations)
(let*
((a (first dependant-build-configurations)))
(if (null? a)
#f
(let
((b (if (null? (cdr dependant-build-configurations))
'()
(second dependant-build-configurations))))
(if (null? b)
#f
(or
(sdist-has-test-requirement-matching-normalised-requirement-name
a
(normalise-requirement-name
(pkg-info-name
(sdist-info
(build-configuration-sdist
b)))))
(dependency-loop-can-be-broken-by-not-running-tests?
(cdr dependant-build-configurations))))))))
(define (sdist-has-test-requirement-matching-normalised-requirement-name
sdist
normalised-requirement-name)
(any
(lambda (test-requirement)
(equal? normalised-requirement-name
(normalise-requirement-name
(requirement-name
test-requirement))))
(sdist-tests-require
(build-configuration-sdist
sdist))))
(define (get-build-configurations-for-requirement
sdist-store
dependant-build-configurations
requirement
run-tests
omitted-dependencies)
(let
((sdists
(get-sdists-by-version-meeting-requirement
sdist-store
requirement)))
(if (null? sdists)
(throw
unsatisfied-requirements-error
(list requirement))
(map
(match-lambda
((version . sdist)
(sdist->build-configuration
sdist
dependant-build-configurations
(requirement-extras requirement)
(and
run-tests
(requirement-run-tests requirement))
omitted-dependencies)))
sdists))))
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