;;;; csv-xml.scm  -*- Hen -*-
;;;; Kon Lovett, Jun '17
;;;; Kon Lovett, ??? '??

(module csv-xml

(;export
  ;
  reader-spec
  ;
  make-csv-reader
  make-csv-reader-maker
  ;
  csv->list
  csv->sxml
  csv-for-each
  csv-map
  ;
  csv-reader? check-csv-reader error-csv-reader
  csv-reader-spec? check-csv-reader-spec error-csv-reader-spec
  ;
  writer-spec
  ;
  make-csv-writer-maker
  make-csv-writer
  ;
  list->csv
  #;list->sxml
  ;
  csv-writer? check-csv-writer error-csv-writer
  csv-writer-spec? check-csv-writer-spec error-csv-writer-spec)

(import scheme)

#;(import (except chicken provide))
(import chicken)

;;;

;Need to process `#lang' as well. So just "commented out" the "offending"
;sections in the source.
#;(define-syntax provide (syntax-rules () ((_ ?x0 ...) (begin))))
(define null '())

(include "csv.ss")

;;;

(import (only data-structures conc intersperse ->string alist-ref string-translate*))
(require-library data-structures)

#;(import (only list-utils alist?))
(import (only (srfi 1) every iota append! map))
(require-library (srfi 1))

(import (only (srfi 13) string-index))
(require-library (srfi 13))

(import (only (srfi 14) char-set:iso-control))
(require-library (srfi 14))

(import (only type-checks define-check+error-type check-string check-list))
(require-library type-checks)

(import (only unicode-utils unicode-char->string))
(require-library unicode-utils)

(require-extension moremacros)

;(from list-utils egg)
(define (alist? obj)
  (if (pair? obj)
    (every pair? obj)
    (null? obj) ) )

;very loose ...
(define csv-reader-spec? alist?)
(define-check+error-type csv-reader-spec)

(define csv-reader? procedure?)
(define-check+error-type csv-reader)

(define (reader-spec
          #!key
          (newline-type 'lax)
          (separator-chars '(#\,))
          (quote-char #\")
          (quote-doubling-escapes? #t)
          (comment-chars '())
          (whitespace-chars '(#\space))
          (strip-leading-whitespace? #f)
          (strip-trailing-whitespace? #f)
          (newlines-in-quotes? #t))
  `((newline-type . ,newline-type)
    (separator-chars . ,separator-chars)
    (quote-char . ,quote-char)
    (quote-doubling-escapes? . ,quote-doubling-escapes?)
    (comment-chars . ,comment-chars)
    (whitespace-chars . ,whitespace-chars)
    (strip-leading-whitespace? . ,strip-leading-whitespace?)
    (strip-trailing-whitespace? . ,strip-trailing-whitespace?)
    (newlines-in-quotes? . ,newlines-in-quotes?)) )

;;;

(include "csv-out.impl")

) ;csv-xml