Merge remote-tracking branch 'mbutterick/master'

pull/232/head
Joel Dueck 4 years ago
commit f8cd82a8d0

@ -1 +1 @@
1593668573 1595187053

@ -1,5 +1,5 @@
#lang at-exp racket/base #lang at-exp racket/base
(require (for-syntax racket/base racket/syntax pollen/setup) scribble/core scribble/manual scribble/private/manual-sprop scribble/decode scribble/html-properties racket/runtime-path racket/format pollen/setup) (require (for-syntax racket/base racket/syntax) scribble/core scribble/manual scribble/private/manual-sprop scribble/decode scribble/html-properties racket/runtime-path racket/format)
(provide (all-defined-out) (all-from-out racket/runtime-path)) (provide (all-defined-out) (all-from-out racket/runtime-path))
@ -58,20 +58,6 @@
(define-runtime-path id name) (define-runtime-path id name)
(image id xs ...)))])) (image id xs ...)))]))
(define-syntax (defoverridable stx)
(syntax-case stx ()
[(_ name predicate? desc ...)
(with-syntax* ([default-name (format-id #'here "default-~a" #'name)]
[value (let ([v (syntax-local-eval #'default-name)])
(cond
[(and (list? v) (andmap symbol? v) (> (length v) 5)) #`'#,'(see below)]
[(or (symbol? v) (list? v)) #`'#,v]
[(procedure? v) '(λ (path) #f)]
[else v]))]
[setup:name (format-id stx "setup:~a" #'name)])
#`(deftogether ((defproc (setup:name) predicate?)
(defthing default-name predicate? #:value value))
desc ...))]))
(define (val . args) (define (val . args)
(racketvalfont (element 'tt (map ~v args)))) (racketvalfont (element 'tt (map ~v args))))

@ -5,6 +5,22 @@
@(define my-eval (make-base-eval)) @(define my-eval (make-base-eval))
@(my-eval `(require pollen pollen/setup)) @(my-eval `(require pollen pollen/setup))
@(require (for-syntax racket/base racket/syntax pollen/setup))
@(define-syntax (defoverridable stx)
(syntax-case stx ()
[(_ name predicate? desc ...)
(with-syntax* ([default-name (format-id #'here "default-~a" #'name)]
[value (let ([v (syntax-local-eval #'default-name)])
(cond
[(and (list? v) (andmap symbol? v) (> (length v) 5)) #`'#,'(see below)]
[(or (symbol? v) (list? v)) #`'#,v]
[(procedure? v) '(λ (path) #f)]
[else v]))]
[setup:name (format-id stx "setup:~a" #'name)])
#`(deftogether ((defproc (setup:name) predicate?)
(defthing default-name predicate? #:value value))
desc ...))]))
@title{Setup} @title{Setup}
@defmodule[pollen/setup] @defmodule[pollen/setup]

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