shithub: mc

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Add vararg messages to failures.

    It's useful to be able to pass back a value in your
    failure reason.

--- a/lib/testr/testr.myr

+++ b/lib/testr/testr.myr

@@ -14,10 +14,10 @@

 	const run	: (specs : spec[:] -> void)

 	const ok	: (ctx : ctx# -> void)

-	const fail	: (ctx : ctx#, msg : byte[:] -> void)

-	const check	: (ctx : ctx#, cond : bool, msg : byte[:] -> void)

+	const fail	: (ctx : ctx#, msg : byte[:], args : ... -> void)

+	const check	: (ctx : ctx#, cond : bool, msg : byte[:], args : ... -> void)

-	const softfail	: (ctx : ctx#, msg : byte[:] -> void)

+	const softfail	: (ctx : ctx#, msg : byte[:], args : ... -> void)

 ;;

 const run = {specs

@@ -31,20 +31,37 @@

 	/* nothing to do here */

 }

-const check = {ctx, cond, msg

+const check = {ctx, cond, msg, args

+	var ap

+	

 	if !cond

-		fail(ctx, msg)

+		ap = std.vastart(&args)

+		failv(ctx, msg, &ap)

 	;;

 }

-const fail = {ctx, msg

-	softfail(ctx, msg)

+const fail = {ctx, msg, args

+	var ap

+	

+	ap = std.vastart(&args)

+	failv(ctx, msg, &ap)

+}

+

+const failv = {ctx, msg, ap

+	softfailv(ctx, msg, ap)

 	std.longjmp(ctx.jmpbuf)

 }

-const softfail = {ctx, msg

+const softfail = {ctx, msg, args

+	var ap

+	

+	ap = std.vastart(&args)

+	softfailv(ctx, msg, &ap)

+}

+

+const softfailv = {ctx, msg, ap

 	ctx.ok = false

-	ctx.reason = msg

+	ctx.reason = std.fmtv(msg, ap)

 }

 const runspec = {ts

@@ -69,4 +86,5 @@

 		reason = ctx.reason

 	;;

 	std.put("!}}>> {} {}\n", status, reason)

+	std.slfree(reason)

 }