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-rw-r--r--lib/csc/format.csc50
1 files changed, 0 insertions, 50 deletions
diff --git a/lib/csc/format.csc b/lib/csc/format.csc
deleted file mode 100644
index 6ffd736..0000000
--- a/lib/csc/format.csc
+++ /dev/null
@@ -1,50 +0,0 @@
-(define-library (csc format)
- (export
- fprintf
- printf
- sprintf)
- (import (scheme base)
- (only (scheme write)
- display)
- (only (csc loop)
- loop)
- (only (csc strings)
- index
- has-prefix?))
- (begin
-
-
- (define (fprintf port format-string . args)
- (loop with s = format-string
- until (string=? "" s)
- if (has-prefix? s "{{")
- do (write-string "{" port)
- (set! s (string-copy s 2))
- else if (has-prefix? s "}}")
- do (write-string "}" port)
- (set! s (string-copy s 2))
- else if (has-prefix? s "{}")
- do (display (car args) port)
- (set! args (cdr args))
- (set! s (string-copy s 2))
- else if (or (has-prefix? s "{")
- (has-prefix? s "}"))
- do (error "invalid format string" format-string)
- else
- do (let* ((open-brace-pos (index s "{"))
- (close-brace-pos (index s "}"))
- (format-pos (min open-brace-pos close-brace-pos)))
- (when (negative? format-pos)
- (set! format-pos (string-length s)))
- (write-string s port 0 format-pos)
- (set! s (string-copy s format-pos)))))
-
-
- (define (printf format-string . format-args)
- (apply fprintf (current-output-port) format-string format-args))
-
-
- (define (sprintf format-string . format-args)
- (let ((string-builder (open-output-string)))
- (apply fprintf string-builder format-string format-args)
- (get-output-string string-builder)))))