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define-language
From: |
Stephen Scheck |
Subject: |
define-language |
Date: |
Fri, 7 Aug 2020 15:31:00 -0400 |
What is the right way to use `define-language`? The Guile manual says that
when using this form "the language will be added to the global language
set." I interpret that to mean that the `,language` meta-command switches
the REPL to use the newly-defined language, but it doesn't work:
scheme@(guile-user)> (use-modules (system base language))
scheme@(guile-user)> (define-language mylingua
#:title "Mylingua"
#:reader (lambda (port env) ...)
#:evaluator (lambda (x module) ...)
#:printer write)
scheme@(guile-user)> mylingua
$1 = #<<language> name: mylingua title: "Mylingua" reader: #<procedure
1bfcd38 at <unknown port>:5:11 (port env)> printer: #<procedure write (_
#:optional _)> parser: #f compilers: () decompilers: () evaluator:
#<procedure 1bfcd48 at <unknown port>:6:14 (x module)> joiner: #f
for-humans?: #t make-default-environment: #<procedure
make-fresh-user-module ()> lowerer: #f analyzer: #f compiler-chooser: #f>
scheme@(guile-user)> ,language mylingua
While executing meta-command:
no such language mylingua
- define-language,
Stephen Scheck <=