feat: initial encododer (wip)
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#!/usr/bin/env -S guile -s
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!#
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(use-modules
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(toml parser)
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(json)
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(ice-9 match)
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(ice-9 textual-ports)
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(ice-9 pretty-print))
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(set-port-conversion-strategy! (current-input-port) 'error)
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;; (define str (get-string-all (current-input-port)))
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(define scm (json->scm (current-input-port)))
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(display scm)
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(define-module (toml builder)
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#:use-module (srfi srfi-1)
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#:use-module (json)
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#:use-module (srfi srfi-19)
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#:use-module (ice-9 textual-ports)
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#:use-module (ice-9 receive)
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#:export (scm->toml))
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(define-syntax-rule (log-exprs exp ...) (begin (format #t "~a: ~S\n" (quote exp) exp) ...))
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;; we want to be able to dynamically bind this functin in test-decoder.scm
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;; TODO fix duplicate
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(define value?
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(make-parameter
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(lambda (expr) (not (list? expr)))))
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;; (define scm->value
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;; (lambda))
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(define (build-object-pair p port)
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;; (log-exprs p)
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;; (put-string port "pair:")
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(put-string port (car p))
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(put-string port " = ")
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;; (put-string port (cdr p))
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;; (newline port)
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;; (put-string port (indent-string pretty level))
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;; (json-build-string (car p) port solidus unicode)
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;; (put-string port ":")
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;; (build-space port pretty)
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(toml-build (cdr p) port))
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(define (toml-build-string s port)
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(put-string port "\"")
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(put-string port s)
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(put-string port "\"")
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(newline port))
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;; (define (values-first a b)
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;; (let ((av? ((value?) a))
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;; (bv? ((value?) b)))
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;; (cond
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;; ((and av? bv?) #t)
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;; (av? #t)
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;; (bv? #f))))
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(define (build-table scm port)
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(put-string port "[")
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(put-string port (car scm))
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(put-string port "]")
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(newline port)
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(toml-build (cdr scm) port))
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(define (toml-build-object scm port)
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(let ((pairs scm))
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(unless (null? pairs)
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(receive (keyvals tables)
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(partition (value?) pairs)
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(for-each (lambda (kv)
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(build-object-pair kv port))
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keyvals)
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(for-each (lambda (t)
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(build-table t port))
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tables)))))
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;; (build-object-pair (car pairs) port)
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;; (for-each (lambda (p)
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;; (build-object-pair p port))
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;; (cdr pairs))
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;; (newline port))))
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(define (toml-build scm port)
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;; (log-exprs scm)
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(cond
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;; ((eq? scm null) (toml-build-null port))
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;; ((boolean? scm) (toml-build-boolean scm port))
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;; ((toml-number? scm) (toml-build-number scm port))
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;; ((symbol? scm) (toml-build-string (symbol->string scm) port))
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((string? scm) (toml-build-string scm port))
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;; ((vector? scm) (toml-build-array scm port))
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((or (pair? scm) (null? scm))
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(toml-build-object scm port))))
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;; (else (throw 'toml-invalid scm))))
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(define* (scm->toml scm
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#:optional (port (current-output-port)))
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(toml-build scm port))
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;; (scm->toml '(("a" . "b") ("c" . "d")))
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;; (scm->toml '(("yo" ("a" . "b"))))
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;; (scm->toml '(("yo" ("a" . "b") ("c" . "d")) ("e" . "f")))
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'(("servers"
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("beta" ("role" . "backend") ("ip" . "10.0.0.2"))
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("alpha"
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("role" . "frontend")
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("ip" . "10.0.0.1")))
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("database"
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("temp_targets" ("case" . 72.0) ("cpu" . 79.5))
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("data" . #(#("delta" "phi") #(3.14)))
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("ports" . #(8000 8001 8002))
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("enabled" . #t))
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("owner"
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("dob"
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. "date")
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("name" . "Tom Preston-Werner"))
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("title" . "TOML Example"))
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'()
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