Negative whole dollar rounding fix.

blynn · Apr 12, 2016 · 5afbc57 · 5afbc57
1 parent 5344f15
commit 5afbc57
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Showing 3 changed files with 6 additions and 3 deletions.
diff --git a/tacky/build.sh b/tacky/build.sh
@@ -1,5 +1,5 @@
 #!/bin/bash
-${NEXBIN:=../nex} tacky.nex
+${NEXBIN:=~/nex} tacky.nex
 go tool yacc tacky.y
 # Could use nex instead of ed, but that'd be a little gratuitous.
 printf '/NEX_END_OF_LEXER_STRUCT/i\np *Tacky\n.\nw\nq\n' | ed -s tacky.nn.go

diff --git a/tacky/tacky.go b/tacky/tacky.go
@@ -239,7 +239,11 @@ func (tax *Tacky) Get(id string) int64 {
   line.cached = true
   line.n = tax.Eval(line.expr)
   if tax.curForm.wholeDollarsOnly {
-    line.n = (line.n + 50) / 100 * 100
+    if (line.n >= 0) {
+      line.n = (line.n + 50) / 100 * 100
+    } else {
+      line.n = (line.n - 50) / 100 * 100
+    }
   }
   return line.n
 }

diff --git a/tacky/tacky.y b/tacky/tacky.y
@@ -1,6 +1,5 @@
 %{
 package main
-import "fmt"
 %}
 
 %union {