gojq: Remove div operator

Add intdiv function intead

dev/snippets.jq

@@ -54,7 +54,7 @@ def duration:
   def _number:
     if . == 0 then 0
     else
-      [ ( [ (recurse(if . > 0 then . div 60 else empty end) | . % 60)]
+      [ ( [ (recurse(if . > 0 then intdiv(.; 60) else empty end) | . % 60)]
         | reverse
         | .[1:]
         | map(tostring | lpad("0"; 2))

go.mod

@@ -8,7 +8,7 @@ require (
 	github.com/pmezard/go-difflib v1.0.0
 
 	// fork of github.com/itchyny/gojq
-	github.com/wader/gojq v0.12.1-0.20210822175929-fb8fcf3f6bd5
+	github.com/wader/gojq v0.12.1-0.20210824111828-c86c76d14b82
 	// fork of github.com/chzyer/readline
 	github.com/wader/readline v0.0.0-20210817095433-c868eb04b8b2
 )

go.sum

@@ -13,8 +13,8 @@ github.com/nbutton23/zxcvbn-go v0.0.0-20210217022336-fa2cb2858354/go.mod h1:KSVJ
 github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
 github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
 github.com/stretchr/testify v1.1.4/go.mod h1:a8OnRcib4nhh0OaRAV+Yts87kKdq0PP7pXfy6kDkUVs=
-github.com/wader/gojq v0.12.1-0.20210822175929-fb8fcf3f6bd5 h1:1FQ0kEHeEfcn5inEE7LZQB04eVeahoKR+XKDS7ApXOQ=
-github.com/wader/gojq v0.12.1-0.20210822175929-fb8fcf3f6bd5/go.mod h1:AmH/OqHVd1Ce1hurSMpGpL79EXPXzEJG3zvYspUmCA8=
+github.com/wader/gojq v0.12.1-0.20210824111828-c86c76d14b82 h1:92eS+qJ29p9hzZmxxGUxQPOcJgctefer3XyP0rgIUpA=
+github.com/wader/gojq v0.12.1-0.20210824111828-c86c76d14b82/go.mod h1:AmH/OqHVd1Ce1hurSMpGpL79EXPXzEJG3zvYspUmCA8=
 github.com/wader/readline v0.0.0-20210817095433-c868eb04b8b2 h1:MGg7fsdEsoi7rattHGyU21wpOPeL3FonbUbJibpPBxc=
 github.com/wader/readline v0.0.0-20210817095433-c868eb04b8b2/go.mod h1:jYXyt9wQg3DifxQ8FM5M/ZoskO23GIwmo05QLHtO9CQ=
 golang.org/x/sys v0.0.0-20200116001909-b77594299b42/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=

pkg/interp/funcs.jq

@@ -7,6 +7,10 @@ def help:
 
 def format: ._format? // null;
 
+# integer division
+# inspried by https://github.com/itchyny/gojq/issues/63#issuecomment-765066351
+def intdiv($a; $b): ($a - ($a % $b)) / $b;
+
 # valid jq identifer, start with alpha or underscore then zero or more alpha, num or underscore
 def _is_ident: type == "string" and test("^[a-zA-Z_][a-zA-Z_0-9]*$");
 # escape " and \
@@ -164,7 +168,7 @@ def table(colmap; render):
 def number_to_bytes($bits):
   def _number_to_bytes($d):
     if . > 0 then
-      . % $d, (. div $d | _number_to_bytes($d))
+      . % $d, (intdiv(.; $d) | _number_to_bytes($d))
     else
       empty
     end;
@@ -191,7 +195,7 @@ def from_radix($base; $table):
 def to_radix($base; $table):
   if . == 0 then "0"
   else
-    ( [ recurse(if . > 0 then . div $base else empty end) | . % $base]
+    ( [ recurse(if . > 0 then intdiv(.; $base) else empty end) | . % $base]
     | reverse
     | .[1:]
     | if $base <= ($table | length) then

pkg/interp/interp.jq

@@ -102,8 +102,8 @@ def _build_default_options:
     unicode:        (tty.is_terminal and env.CLIUNICODE != null),
     raw:            (tty.is_terminal | not),
     # TODO: div 2 * 2 to get even number, nice or maybe not needed?
-    linebytes:      (if tty.is_terminal then [((tty.width div 8) div 2) * 2, 4] | max else 16 end),
-    displaybytes:   (if tty.is_terminal then [((tty.width div 8) div 2) * 2, 4] | max else 16 end),
+    linebytes:      (if tty.is_terminal then [intdiv(intdiv(tty.width; 8); 2) * 2, 4] | max else 16 end),
+    displaybytes:   (if tty.is_terminal then [intdiv(intdiv(tty.width; 8); 2) * 2, 4] | max else 16 end),
     addrbase:       16,
     sizebase:       10,
     colors: (