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9 Commits

Author SHA1 Message Date
Ludovic Courtès 310b32a2a6 records: Add support for delayed fields. 
* guix/records.scm (make-syntactic-constructor): Add #:delayed
  parameter.
  [delayed-field?]: New procedure.
  [wrap-field-value]: Use it.
  (define-record-type*)[delayed-field?, wrapped-field?]: New procedures.
  [thunked-field-accessor-name]: Rename to...
  [wrapped-field-accessor-name]: ... this.
  [field-spec->srfi-9]: Change 'thunked' to 'wrapped'.
  [delayed-field-accessor-definition]: New procedure.
  Compute delayed-field accessors and emit them.  Pass #:delayed to
  'make-syntactic-constructor'.
* tests/records.scm ("define-record-type* & delayed",
  "define-record-type* & delayed & default",
  "define-record-type* & delayed & inherited"): New tests.
 2015-01-19 23:30:42 +01:00
Ludovic Courtès a1906758c3 records: Report unknown field names in inheriting forms. 
* guix/records.scm (define-record-type*)[record-inheritance]: Check for
  unexpected field names.
* tests/records.scm ("define-record-type* with let* behavior"): Return
  #t, not *unspecified*.
  ("define-record-type* & inherit & extra initializers"): New test.
 2014-07-17 16:45:45 +02:00
Ludovic Courtès 23e9a68088 records: Add tests for error cases. 
* tests/records.scm (test-module): New procedure.
  ("define-record-type* & missing initializers",
  "define-record-type* & extra initializers"): New tests.
 2014-07-17 16:06:36 +02:00
Ludovic Courtès 59fbeb8cae records: define-record-type*: Field bindings are bound with 'let*'. 
* guix/records.scm (define-record-type*): Wrap field bindings in a
  'let*', not in a 'letrec*', which turned out to be pointlessly
  inconvenient.
* tests/records.scm: Adjust test names accordingly.
 2013-10-15 23:31:22 +02:00
Ludovic Courtès 836d10f154 records: `recutils->alist' recognizes lines starting with a `+'. 
* guix/records.scm (%recutils-plus-rx): New variable.
  (recutils->alist): Use it to read + lines.
* tests/records.scm ("recutils->alist with + lines"): New test.
 2013-07-10 21:53:29 +02:00
Ludovic Courtès c8772a7a21 records: `alist->record' supports multiple-field occurrences. 
* guix/records.scm (alist->record): Add `multiple-value-keys'
  parameter.  Update docstring, and honor it.
* tests/records.scm ("alist->record"): New record.
 2013-07-10 21:52:51 +02:00
Ludovic Courtès b7b8828801 records: `recutils->alist' recognizes comments. 
* guix/records.scm (%recutils-comment-rx): New variable.
  (recutils->alist): Match comments.
* tests/records.scm ("recutils->alist"): Add comments.
 2013-07-10 18:01:12 +02:00
Ludovic Courtès fdc1bf659d records: Add `recutils->alist' for public consumption. 
* guix/records.scm (%recutils-field-rx): New variable.
  (recutils->alist): New procedure, formerly known as `fields->alist'.
* guix/scripts/substitute-binary.scm (fields->alist): Use it.
* tests/records.scm ("recutils->alist"): New test.
 2013-07-10 17:01:08 +02:00
Ludovic Courtès c0cd1b3ea7 Move record utilities to (guix records). 
* guix/utils.scm (define-record-type*): Move to...
* guix/records.scm: ... here.  New file.
* guix/build-system.scm, guix/packages.scm: Use it.
* guix/gnu-maintenance.scm: Likewise.
  (official-gnu-packages)[alist->record]: Remove.
* guix/scripts/substitute-binary.scm: Likewise.
  (alist->record, object->fields): Remove.
* tests/utils.scm ("define-record-type*", "define-record-type* with
  letrec* behavior", "define-record-type* & inherit",
  "define-record-type* & inherit & letrec* behavior",
  "define-record-type* & thunked", "define-record-type* & thunked &
  default", "define-record-type* & thunked & inherited"): Move to...
* tests/records.scm: ... here.  New file.
 2013-05-12 15:46:16 +02:00