Bump C++ version, implement std.trace, fix parsing of -$, update std (#224)

builtins.go

@@ -22,6 +22,7 @@ import (
 	"encoding/hex"
 	"fmt"
 	"math"
+	"os"
 	"sort"
 	"strings"
 
@@ -243,6 +244,22 @@ func builtinToString(e *evaluator, xp potentialValue) (value, error) {
 	return makeValueString(buf.String()), nil
 }
 
+func builtinTrace(e *evaluator, xp potentialValue, yp potentialValue) (value, error) {
+	x, err := e.evaluateString(xp)
+	if err != nil {
+		return nil, err
+	}
+	y, err := e.evaluate(yp)
+	if err != nil {
+		return nil, err
+	}
+	filename := e.trace.loc.FileName
+	line := e.trace.loc.Begin.Line
+	fmt.Fprintf(
+		os.Stderr, "TRACE: %s:%d %s\n", filename, line, x.getString())
+	return y, nil
+}
+
 func builtinMakeArray(e *evaluator, szp potentialValue, funcp potentialValue) (value, error) {
 	sz, err := e.evaluateInt(szp)
 	if err != nil {
@@ -730,9 +747,8 @@ type unaryBuiltin struct {
 }
 
 func getBuiltinEvaluator(e *evaluator, name ast.Identifier) *evaluator {
-	loc := ast.MakeLocationRangeMessage("<builtin>")
 	context := "builtin function <" + string(name) + ">"
-	trace := TraceElement{loc: &loc, context: &context}
+	trace := TraceElement{loc: e.trace.loc, context: &context}
 	return &evaluator{i: e.i, trace: &trace}
 }
 
@@ -870,6 +886,7 @@ var funcBuiltins = buildBuiltinMap([]builtin{
 	&unaryBuiltin{name: "extVar", function: builtinExtVar, parameters: ast.Identifiers{"x"}},
 	&unaryBuiltin{name: "length", function: builtinLength, parameters: ast.Identifiers{"x"}},
 	&unaryBuiltin{name: "toString", function: builtinToString, parameters: ast.Identifiers{"a"}},
+	&binaryBuiltin{name: "trace", function: builtinTrace, parameters: ast.Identifiers{"str", "rest"}},
 	&binaryBuiltin{name: "makeArray", function: builtinMakeArray, parameters: ast.Identifiers{"sz", "func"}},
 	&binaryBuiltin{name: "flatMap", function: builtinFlatMap, parameters: ast.Identifiers{"func", "arr"}},
 	&binaryBuiltin{name: "join", function: builtinJoin, parameters: ast.Identifiers{"sep", "arr"}},

cpp-jsonnet

@@ -1 +1 @@
-Subproject commit 9829acf280a64b58ad0b14c9f5c28fe8564ed13e
+Subproject commit aec4e0868bf3b10136ff480630aa5fe01554330f

parser/lexer.go

@@ -669,7 +669,7 @@ func (l *lexer) lexSymbol() error {
 	// no need to treat this substring as general UTF-8.
 	for r = rune(l.input[l.pos.byteNo-1]); l.pos.byteNo > l.tokenStart+1; l.pos.byteNo-- {
 		switch r {
-		case '+', '-', '~', '!':
+		case '+', '-', '~', '!', '$':
 			continue
 		}
 		break

std/std.jsonnet

@@ -23,6 +23,7 @@ limitations under the License.
 {
 
   local std = self,
+  local id = function(x) x,
 
   isString(v):: std.type(v) == 'string',
   isNumber(v):: std.type(v) == 'number',
@@ -61,18 +62,39 @@ limitations under the License.
   stringChars(str)::
     std.makeArray(std.length(str), function(i) str[i]),
 
+  local parse_nat(str, base) =
+    assert base > 0 && base <= 16 : 'integer base %d invalid' % base;
+    // These codepoints are in ascending order:
+    local zero_code = std.codepoint('0');
+    local upper_a_code = std.codepoint('A');
+    local lower_a_code = std.codepoint('a');
+    local addDigit(aggregate, char) =
+      local code = std.codepoint(char);
+      local digit = if code > lower_a_code then
+        code - lower_a_code + 10
+      else if code > upper_a_code then
+        code - upper_a_code + 10
+      else
+        code - zero_code;
+      assert digit >= 0 && digit < base : '%s is not a base %d integer' % [str, base];
+      base * aggregate + digit;
+    std.foldl(addDigit, std.stringChars(str), 0),
+
   parseInt(str)::
-    local addDigit(aggregate, digit) =
-      if digit < 0 || digit > 9 then
-        error ('parseInt got string which does not match regex [0-9]+')
-      else
-        10 * aggregate + digit;
-    local toDigits(str) =
-      [std.codepoint(char) - std.codepoint('0') for char in std.stringChars(str)];
     if str[0] == '-' then
-      -std.foldl(addDigit, toDigits(str[1:]), 0)
+      -parse_nat(str[1:], 10)
     else
-      std.foldl(addDigit, toDigits(str), 0),
+      parse_nat(str, 10),
+
+  parseOctal(str)::
+    assert std.isString(str): 'Expected string, got ' + std.type(str);
+    assert std.length(str) > 0: 'Not an octal number: ""';
+    parse_nat(str, 8),
+
+  parseHex(str)::
+    assert std.isString(str): 'Expected string, got ' + std.type(str);
+    assert std.length(str) > 0: 'Not hexadecimal: ""';
+    parse_nat(str, 16),
 
   split(str, c)::
     if std.type(str) != 'string' then
@@ -1066,60 +1088,61 @@ limitations under the License.
     std.join('', std.map(function(b) std.char(b), bytes)),
 
   // Quicksort
-  sort(arr)::
+  sort(arr, keyF=id)::
     local l = std.length(arr);
     if std.length(arr) == 0 then
       []
     else
-      local pivot = arr[0];
+      local pivot = keyF(arr[0]);
       local rest = std.makeArray(l - 1, function(i) arr[i + 1]);
-      local left = std.filter(function(x) x <= pivot, rest);
+      local left = std.filter(function(x) keyF(x) < pivot, rest);
-      local right = std.filter(function(x) x > pivot, rest);
+      local right = std.filter(function(x) keyF(x) >= pivot, rest);
-      std.sort(left) + [pivot] + std.sort(right),
+      std.sort(left, keyF) + [arr[0]] + std.sort(right, keyF),
 
-  uniq(arr)::
+  uniq(arr, keyF=id)::
     local f(a, b) =
       if std.length(a) == 0 then
         [b]
-      else if a[std.length(a) - 1] == b then
+      else if keyF(a[std.length(a) - 1]) == keyF(b) then
         a
       else
         a + [b];
     std.foldl(f, arr, []),
 
-  set(arr)::
+  set(arr, keyF=id)::
-    std.uniq(std.sort(arr)),
+    std.uniq(std.sort(arr, keyF), keyF),
 
-  setMember(x, arr)::
+  setMember(x, arr, keyF=id)::
     // TODO(dcunnin): Binary chop for O(log n) complexity
-    std.length(std.setInter([x], arr)) > 0,
+    std.length(std.setInter([x], arr, keyF)) > 0,
 
-  setUnion(a, b)::
+  setUnion(a, b, keyF=id)::
-    std.set(a + b),
+    // NOTE: order matters, values in `a` win due to sort being stable
+    std.set(a + b, keyF),
 
-  setInter(a, b)::
+  setInter(a, b, keyF=id)::
     local aux(a, b, i, j, acc) =
       if i >= std.length(a) || j >= std.length(b) then
         acc
       else
-        if a[i] == b[j] then
+        if keyF(a[i]) == keyF(b[j]) then
           aux(a, b, i + 1, j + 1, acc + [a[i]]) tailstrict
-        else if a[i] < b[j] then
+        else if keyF(a[i]) < keyF(b[j]) then
           aux(a, b, i + 1, j, acc) tailstrict
         else
           aux(a, b, i, j + 1, acc) tailstrict;
     aux(a, b, 0, 0, []) tailstrict,
 
-  setDiff(a, b)::
+  setDiff(a, b, keyF=id)::
     local aux(a, b, i, j, acc) =
       if i >= std.length(a) then
         acc
       else if j >= std.length(b) then
         aux(a, b, i + 1, j, acc + [a[i]]) tailstrict
       else
-        if a[i] == b[j] then
+        if keyF(a[i]) == keyF(b[j]) then
           aux(a, b, i + 1, j + 1, acc) tailstrict
-        else if a[i] < b[j] then
+        else if keyF(a[i]) < keyF(b[j]) then
           aux(a, b, i + 1, j, acc + [a[i]]) tailstrict
         else
           aux(a, b, i, j + 1, acc) tailstrict;

testdata/arrcomp_if6.golden

@@ -5,7 +5,7 @@ RUNTIME ERROR: x
 [x for x in [1] if error "x"]
 
 -------------------------------------------------
-	<builtin>	builtin function <flatMap>
+		builtin function <flatMap>
 
 -------------------------------------------------
 	During evaluation	

testdata/arrcomp_if7.golden

@@ -3,7 +3,7 @@ RUNTIME ERROR: Unexpected type number, expected boolean
 		
 
 -------------------------------------------------
-	<builtin>	builtin function <flatMap>
+		builtin function <flatMap>
 
 -------------------------------------------------
 	During evaluation	

testdata/assert_equal4.golden

@@ -1,6 +1,6 @@
 RUNTIME ERROR: Assertion failed. {"x": 1} != {"x": 2}
 -------------------------------------------------
-	<std>:758:7-50	function <anonymous>
+	<std>:780:7-50	function <anonymous>
 
       error 'Assertion failed. ' + a + ' != ' + b,
 

testdata/assert_equal5.golden

@@ -2,7 +2,7 @@ RUNTIME ERROR: Assertion failed.
   != 
 
 -------------------------------------------------
-	<std>:758:7-50	function <anonymous>
+	<std>:780:7-50	function <anonymous>
 
       error 'Assertion failed. ' + a + ' != ' + b,
 

testdata/assert_equal6.golden

@@ -1,6 +1,6 @@
 RUNTIME ERROR: Assertion failed.  != 
 -------------------------------------------------
-	<std>:758:7-50	function <anonymous>
+	<std>:780:7-50	function <anonymous>
 
       error 'Assertion failed. ' + a + ' != ' + b,
 

testdata/builtinChar3.golden

@@ -1,6 +1,8 @@
 RUNTIME ERROR: Codepoints must be >= 0, got -1
 -------------------------------------------------
-	<builtin>	builtin function <char>
+	testdata/builtinChar3:1:1-13	builtin function <char>
+
+std.char(-1)
 
 -------------------------------------------------
 	During evaluation	

testdata/builtinChar5.golden

@@ -1,6 +1,8 @@
 RUNTIME ERROR: Invalid unicode codepoint, got 1.114112e+06
 -------------------------------------------------
-	<builtin>	builtin function <char>
+	testdata/builtinChar5:2:1-18	builtin function <char>
+
+std.char(1114112)
 
 -------------------------------------------------
 	During evaluation	

testdata/builtinChar7.golden

@@ -1,6 +1,8 @@
 RUNTIME ERROR: Unexpected type string, expected number
 -------------------------------------------------
-	<builtin>	builtin function <char>
+	testdata/builtinChar7:1:1-16	builtin function <char>
+
+std.char("xxx")
 
 -------------------------------------------------
 	During evaluation	

testdata/builtinObjectFieldsEx_bad.golden

@@ -1,6 +1,8 @@
 RUNTIME ERROR: Unexpected type number, expected object
 -------------------------------------------------
-	<builtin>	builtin function <objectFieldsEx>
+	testdata/builtinObjectFieldsEx_bad:1:1-29	builtin function <objectFieldsEx>
+
+std.objectFieldsEx(42, true)
 
 -------------------------------------------------
 	During evaluation	

testdata/builtinObjectFieldsEx_bad2.golden

@@ -1,6 +1,8 @@
 RUNTIME ERROR: Unexpected type string, expected boolean
 -------------------------------------------------
-	<builtin>	builtin function <objectFieldsEx>
+	testdata/builtinObjectFieldsEx_bad2:1:1-30	builtin function <objectFieldsEx>
+
+std.objectFieldsEx({}, "xxx")
 
 -------------------------------------------------
 	During evaluation	

testdata/builtinObjectHasExBadBoolean.golden

@@ -1,6 +1,8 @@
 RUNTIME ERROR: Unexpected type string, expected boolean
 -------------------------------------------------
-	<builtin>	builtin function <objectHasEx>
+	testdata/builtinObjectHasExBadBoolean:1:1-34	builtin function <objectHasEx>
+
+std.objectHasEx({}, "xxx", "xxx")
 
 -------------------------------------------------
 	During evaluation	

testdata/builtinObjectHasExBadField.golden

@@ -1,6 +1,8 @@
 RUNTIME ERROR: Unexpected type number, expected string
 -------------------------------------------------
-	<builtin>	builtin function <objectHasEx>
+	testdata/builtinObjectHasExBadField:1:1-31	builtin function <objectHasEx>
+
+std.objectHasEx({}, 42, false)
 
 -------------------------------------------------
 	During evaluation	

testdata/builtinObjectHasExBadObject.golden

@@ -1,6 +1,8 @@
 RUNTIME ERROR: Unexpected type number, expected object
 -------------------------------------------------
-	<builtin>	builtin function <objectHasEx>
+	testdata/builtinObjectHasExBadObject:1:1-32	builtin function <objectHasEx>
+
+std.objectHasEx(42, "x", false)
 
 -------------------------------------------------
 	During evaluation	

testdata/builtin_exp3.golden

@@ -1,6 +1,8 @@
 RUNTIME ERROR: Overflow
 -------------------------------------------------
-	<builtin>	builtin function <exp>
+	testdata/builtin_exp3:1:1-14	builtin function <exp>
+
+std.exp(1000)
 
 -------------------------------------------------
 	During evaluation	

testdata/builtin_exp5.golden

@@ -1,6 +1,8 @@
 RUNTIME ERROR: Overflow
 -------------------------------------------------
-	<builtin>	builtin function <exp>
+	testdata/builtin_exp5:1:1-31	builtin function <exp>
+
+std.exp(100000000000000000000)
 
 -------------------------------------------------
 	During evaluation	

testdata/builtin_log5.golden

@@ -1,6 +1,8 @@
 RUNTIME ERROR: Overflow
 -------------------------------------------------
-	<builtin>	builtin function <log>
+	testdata/builtin_log5:1:1-11	builtin function <log>
+
+std.log(0)
 
 -------------------------------------------------
 	During evaluation	

testdata/builtin_log7.golden

@@ -1,6 +1,8 @@
 RUNTIME ERROR: Not a number
 -------------------------------------------------
-	<builtin>	builtin function <log>
+	testdata/builtin_log7:1:1-12	builtin function <log>
+
+std.log(-1)
 
 -------------------------------------------------
 	During evaluation	

testdata/builtin_log8.golden

@@ -1,6 +1,8 @@
 RUNTIME ERROR: Not a number
 -------------------------------------------------
-	<builtin>	builtin function <log>
+	testdata/builtin_log8:1:1-24	builtin function <log>
+
+std.log(-1000000000000)
 
 -------------------------------------------------
 	During evaluation	

testdata/builtin_sqrt2.golden

@@ -1,6 +1,8 @@
 RUNTIME ERROR: Unexpected type string, expected number
 -------------------------------------------------
-	<builtin>	builtin function <sqrt>
+	testdata/builtin_sqrt2:1:1-19	builtin function <sqrt>
+
+std.sqrt("cookie")
 
 -------------------------------------------------
 	During evaluation	

testdata/extvar_error.golden

@@ -5,7 +5,9 @@ RUNTIME ERROR: xxx
 error 'xxx'
 
 -------------------------------------------------
-	<builtin>	builtin function <extVar>
+	testdata/extvar_error:1:1-23	builtin function <extVar>
+
+std.extVar("errorVar")
 
 -------------------------------------------------
 	During evaluation	

testdata/extvar_not_a_string.golden

@@ -1,6 +1,8 @@
 RUNTIME ERROR: Unexpected type number, expected string
 -------------------------------------------------
-	<builtin>	builtin function <extVar>
+	testdata/extvar_not_a_string:1:1-15	builtin function <extVar>
+
+std.extVar(42)
 
 -------------------------------------------------
 	During evaluation	

testdata/extvar_unknown.golden

@@ -1,6 +1,8 @@
 RUNTIME ERROR: Undefined external variable: UNKNOWN
 -------------------------------------------------
-	<builtin>	builtin function <extVar>
+	testdata/extvar_unknown:1:1-22	builtin function <extVar>
+
+std.extVar("UNKNOWN")
 
 -------------------------------------------------
 	During evaluation	

testdata/native_nonexistent.golden

@@ -1,6 +1,8 @@
 RUNTIME ERROR: Unrecognized native function name: blah
 -------------------------------------------------
-	<builtin>	builtin function <native>
+	testdata/native_nonexistent:1:1-19	builtin function <native>
+
+std.native("blah")
 
 -------------------------------------------------
 	During evaluation	

testdata/object_comp_duplicate.golden

@@ -1,6 +1,6 @@
 RUNTIME ERROR: Duplicate field name: "x"
 -------------------------------------------------
-	<builtin>	builtin function <$objectFlatMerge>
+		builtin function <$objectFlatMerge>
 
 -------------------------------------------------
 	During evaluation	

testdata/object_comp_err_index.golden

@@ -5,7 +5,7 @@ RUNTIME ERROR: xxx
 { [error "xxx"]: 42 for x in [1] }
 
 -------------------------------------------------
-	<builtin>	builtin function <$objectFlatMerge>
+		builtin function <$objectFlatMerge>
 
 -------------------------------------------------
 	During evaluation	

testdata/object_comp_int_index.golden

@@ -5,7 +5,7 @@ RUNTIME ERROR: Field name must be string, got number
 { [x]: x for x in [1, 2, 3] }
 
 -------------------------------------------------
-	<builtin>	builtin function <$objectFlatMerge>
+		builtin function <$objectFlatMerge>
 
 -------------------------------------------------
 	During evaluation	

testdata/object_invariant7.golden

@@ -5,23 +5,27 @@ RUNTIME ERROR: Attempt to use super when there is no super class.
 { x: 5, assert super.x == 5 } 
 
 -------------------------------------------------
-	<std>:1165:25-26	thunk from <thunk <ta> from <function <anonymous>>>
+	<std>:1188:25-26	thunk from <thunk <ta> from <function <anonymous>>>
 
     local ta = std.type(a);
 
 -------------------------------------------------
-	<builtin>	builtin function <type>
+	<std>:1188:16-27	builtin function <type>
+
+    local ta = std.type(a);
 
 -------------------------------------------------
-	<std>:1167:29-31	thunk from <function <anonymous>>
+	<std>:1190:29-31	thunk from <function <anonymous>>
 
     if !std.primitiveEquals(ta, tb) then
 
 -------------------------------------------------
-	<builtin>	builtin function <primitiveEquals>
+	<std>:1190:9-36	builtin function <primitiveEquals>
+
+    if !std.primitiveEquals(ta, tb) then
 
 -------------------------------------------------
-	<std>:1167:8-36	function <anonymous>
+	<std>:1190:8-36	function <anonymous>
 
     if !std.primitiveEquals(ta, tb) then
 

testdata/percent_bad.golden

@@ -1,6 +1,6 @@
 RUNTIME ERROR: Operator % cannot be used on types number and string.
 -------------------------------------------------
-	<std>:205:7-94	function <anonymous>
+	<std>:227:7-94	function <anonymous>
 
       error 'Operator % cannot be used on types ' + std.type(a) + ' and ' + std.type(b) + '.',
 

testdata/percent_bad2.golden

@@ -1,21 +1,21 @@
 RUNTIME ERROR: Too many values to format: 1, expected 0
 -------------------------------------------------
-	<std>:628:11-86	function <format_codes_arr>
+	<std>:650:11-86	function <format_codes_arr>
 
           error ('Too many values to format: ' + std.length(arr) + ', expected ' + j)
 
 -------------------------------------------------
-	<std>:634:11-59	function <format_codes_arr>
+	<std>:656:11-59	function <format_codes_arr>
 
           format_codes_arr(codes, arr, i + 1, j, v + code) tailstrict
 
 -------------------------------------------------
-	<std>:725:7-48	function <anonymous>
+	<std>:747:7-48	function <anonymous>
 
       format_codes_arr(codes, [vals], 0, 0, ''),
 
 -------------------------------------------------
-	<std>:203:7-23	function <anonymous>
+	<std>:225:7-23	function <anonymous>
 
       std.format(a, b)
 

testdata/percent_bad3.golden

@@ -1,6 +1,6 @@
 RUNTIME ERROR: Operator % cannot be used on types function and number.
 -------------------------------------------------
-	<std>:205:7-94	function <anonymous>
+	<std>:227:7-94	function <anonymous>
 
       error 'Operator % cannot be used on types ' + std.type(a) + ' and ' + std.type(b) + '.',
 

testdata/percent_format_str4.golden

@@ -1,21 +1,21 @@
 RUNTIME ERROR: Too many values to format: 2, expected 1
 -------------------------------------------------
-	<std>:628:11-86	function <format_codes_arr>
+	<std>:650:11-86	function <format_codes_arr>
 
           error ('Too many values to format: ' + std.length(arr) + ', expected ' + j)
 
 -------------------------------------------------
-	<std>:634:11-59	function <format_codes_arr>
+	<std>:656:11-59	function <format_codes_arr>
 
           format_codes_arr(codes, arr, i + 1, j, v + code) tailstrict
 
 -------------------------------------------------
-	<std>:721:7-46	function <anonymous>
+	<std>:743:7-46	function <anonymous>
 
       format_codes_arr(codes, vals, 0, 0, '')
 
 -------------------------------------------------
-	<std>:203:7-23	function <anonymous>
+	<std>:225:7-23	function <anonymous>
 
       std.format(a, b)
 

testdata/percent_format_str5.golden

@@ -1,36 +1,38 @@
 RUNTIME ERROR: Not enough values to format, got 1
 -------------------------------------------------
-	<std>:661:15-74	thunk <val> from <function <format_codes_arr>>
+	<std>:683:15-74	thunk <val> from <function <format_codes_arr>>
 
               error 'Not enough values to format, got ' + std.length(arr);
 
 -------------------------------------------------
-	<std>:666:27-30	thunk from <thunk <s> from <function <format_codes_arr>>>
+	<std>:688:27-30	thunk from <thunk <s> from <function <format_codes_arr>>>
 
               format_code(val, code, tmp.fw, tmp2.prec, j2);
 
 -------------------------------------------------
-	<std>:536:22-25	thunk from <function <format_code>>
+	<std>:558:22-25	thunk from <function <format_code>>
 
         std.toString(val)
 
 -------------------------------------------------
-	<builtin>	builtin function <toString>
+	<std>:558:9-26	builtin function <toString>
+
+        std.toString(val)
 
 -------------------------------------------------
 	... (skipped 14 frames)
 -------------------------------------------------
-	<std>:677:11-64	function <format_codes_arr>
+	<std>:699:11-64	function <format_codes_arr>
 
           format_codes_arr(codes, arr, i + 1, j3, v + s_padded) tailstrict;
 
 -------------------------------------------------
-	<std>:721:7-46	function <anonymous>
+	<std>:743:7-46	function <anonymous>
 
       format_codes_arr(codes, vals, 0, 0, '')
 
 -------------------------------------------------
-	<std>:203:7-23	function <anonymous>
+	<std>:225:7-23	function <anonymous>
 
       std.format(a, b)
 

testdata/percent_format_str6.golden

@@ -1,36 +1,38 @@
 RUNTIME ERROR: Not enough values to format, got 1
 -------------------------------------------------
-	<std>:661:15-74	thunk <val> from <function <format_codes_arr>>
+	<std>:683:15-74	thunk <val> from <function <format_codes_arr>>
 
               error 'Not enough values to format, got ' + std.length(arr);
 
 -------------------------------------------------
-	<std>:666:27-30	thunk from <thunk <s> from <function <format_codes_arr>>>
+	<std>:688:27-30	thunk from <thunk <s> from <function <format_codes_arr>>>
 
               format_code(val, code, tmp.fw, tmp2.prec, j2);
 
 -------------------------------------------------
-	<std>:536:22-25	thunk from <function <format_code>>
+	<std>:558:22-25	thunk from <function <format_code>>
 
         std.toString(val)
 
 -------------------------------------------------
-	<builtin>	builtin function <toString>
+	<std>:558:9-26	builtin function <toString>
+
+        std.toString(val)
 
 -------------------------------------------------
 	... (skipped 14 frames)
 -------------------------------------------------
-	<std>:677:11-64	function <format_codes_arr>
+	<std>:699:11-64	function <format_codes_arr>
 
           format_codes_arr(codes, arr, i + 1, j3, v + s_padded) tailstrict;
 
 -------------------------------------------------
-	<std>:725:7-48	function <anonymous>
+	<std>:747:7-48	function <anonymous>
 
       format_codes_arr(codes, [vals], 0, 0, ''),
 
 -------------------------------------------------
-	<std>:203:7-23	function <anonymous>
+	<std>:225:7-23	function <anonymous>
 
       std.format(a, b)
 

testdata/percent_format_str7.golden

@@ -1,39 +1,39 @@
 RUNTIME ERROR: Format required number at 0, got string
 -------------------------------------------------
-	<std>:(539:11)-(540:47)	function <format_code>
+	<std>:(561:11)-(562:47)	function <format_code>
 
           error 'Format required number at '
                 + i + ', got ' + std.type(val)
 
 -------------------------------------------------
-	<std>:666:15-60	thunk <s> from <function <format_codes_arr>>
+	<std>:688:15-60	thunk <s> from <function <format_codes_arr>>
 
               format_code(val, code, tmp.fw, tmp2.prec, j2);
 
 -------------------------------------------------
-	<std>:671:24-25	thunk from <thunk <s_padded> from <function <format_codes_arr>>>
+	<std>:693:24-25	thunk from <thunk <s_padded> from <function <format_codes_arr>>>
 
               pad_left(s, tmp.fw, ' ');
 
 -------------------------------------------------
-	<std>:451:30-33	thunk from <thunk from <function <pad_left>>>
+	<std>:473:30-33	thunk from <thunk from <function <pad_left>>>
 
       padding(w - std.length(str), s) + str;
 
 -------------------------------------------------
 	... (skipped 11 frames)
 -------------------------------------------------
-	<std>:677:11-64	function <format_codes_arr>
+	<std>:699:11-64	function <format_codes_arr>
 
           format_codes_arr(codes, arr, i + 1, j3, v + s_padded) tailstrict;
 
 -------------------------------------------------
-	<std>:721:7-46	function <anonymous>
+	<std>:743:7-46	function <anonymous>
 
       format_codes_arr(codes, vals, 0, 0, '')
 
 -------------------------------------------------
-	<std>:203:7-23	function <anonymous>
+	<std>:225:7-23	function <anonymous>
 
       std.format(a, b)
 

testdata/percent_mod_int5.golden

@@ -1,6 +1,8 @@
 RUNTIME ERROR: Division by zero.
 -------------------------------------------------
-	<builtin>	builtin function <modulo>
+	<std>:223:7-23	builtin function <modulo>
+
+      std.modulo(a, b)
 
 -------------------------------------------------
 		

testdata/pow4.golden

@@ -1,6 +1,8 @@
 RUNTIME ERROR: Not a number
 -------------------------------------------------
-	<builtin>	builtin function <pow>
+	testdata/pow4:1:1-17	builtin function <pow>
+
+std.pow(-1, 0.2)
 
 -------------------------------------------------
 	During evaluation	

testdata/pow7.golden

@@ -1,6 +1,8 @@
 RUNTIME ERROR: Overflow
 -------------------------------------------------
-	<builtin>	builtin function <pow>
+	testdata/pow7:2:1-23	builtin function <pow>
+
+std.pow(1.1, 7447.082)
 
 -------------------------------------------------
 	During evaluation	

testdata/pow8.golden

@@ -1,6 +1,8 @@
 RUNTIME ERROR: Unexpected type string, expected number
 -------------------------------------------------
-	<builtin>	builtin function <pow>
+	testdata/pow8:1:1-19	builtin function <pow>
+
+std.pow("xxx", 42)
 
 -------------------------------------------------
 	During evaluation	

testdata/pow9.golden

@@ -1,6 +1,8 @@
 RUNTIME ERROR: Unexpected type string, expected number
 -------------------------------------------------
-	<builtin>	builtin function <pow>
+	testdata/pow9:1:1-19	builtin function <pow>
+
+std.pow(42, "xxx")
 
 -------------------------------------------------
 	During evaluation	

testdata/std.codepoint3.golden

@@ -1,6 +1,8 @@
 RUNTIME ERROR: codepoint takes a string of length 1, got length 2
 -------------------------------------------------
-	<builtin>	builtin function <codepoint>
+	testdata/std.codepoint3:1:1-20	builtin function <codepoint>
+
+std.codepoint("aa")
 
 -------------------------------------------------
 	During evaluation	

testdata/std.codepoint6.golden

@@ -1,6 +1,8 @@
 RUNTIME ERROR: codepoint takes a string of length 1, got length 0
 -------------------------------------------------
-	<builtin>	builtin function <codepoint>
+	testdata/std.codepoint6:1:1-18	builtin function <codepoint>
+
+std.codepoint("")
 
 -------------------------------------------------
 	During evaluation	

testdata/std.codepoint7.golden

@@ -1,6 +1,8 @@
 RUNTIME ERROR: codepoint takes a string of length 1, got length 2
 -------------------------------------------------
-	<builtin>	builtin function <codepoint>
+	testdata/std.codepoint7:2:1-21	builtin function <codepoint>
+
+std.codepoint("ą")
 
 -------------------------------------------------
 	During evaluation	

testdata/std.codepoint8.golden

@@ -1,6 +1,8 @@
 RUNTIME ERROR: Unexpected type number, expected string
 -------------------------------------------------
-	<builtin>	builtin function <codepoint>
+	testdata/std.codepoint8:1:1-18	builtin function <codepoint>
+
+std.codepoint(42)
 
 -------------------------------------------------
 	During evaluation	

testdata/std.filter2.golden

@@ -5,7 +5,9 @@ RUNTIME ERROR: x
 std.filter(error "x", [])
 
 -------------------------------------------------
-	<builtin>	builtin function <filter>
+	testdata/std.filter2:1:1-26	builtin function <filter>
+
+std.filter(error "x", [])
 
 -------------------------------------------------
 	During evaluation	

testdata/std.filter4.golden

@@ -1,6 +1,8 @@
 RUNTIME ERROR: Unexpected type number, expected function
 -------------------------------------------------
-	<builtin>	builtin function <filter>
+	testdata/std.filter4:1:1-19	builtin function <filter>
+
+std.filter(42, [])
 
 -------------------------------------------------
 	During evaluation	

testdata/std.filter5.golden

@@ -1,6 +1,8 @@
 RUNTIME ERROR: Unexpected type number, expected array
 -------------------------------------------------
-	<builtin>	builtin function <filter>
+	testdata/std.filter5:1:1-31	builtin function <filter>
+
+std.filter(function(n) 42, 42)
 
 -------------------------------------------------
 	During evaluation	

testdata/std.filter6.golden

@@ -1,6 +1,8 @@
 RUNTIME ERROR: Unexpected type string, expected array
 -------------------------------------------------
-	<builtin>	builtin function <filter>
+	testdata/std.filter6:1:1-21	builtin function <filter>
+
+std.filter(42, "42")
 
 -------------------------------------------------
 	During evaluation	

testdata/std.filter8.golden

@@ -1,6 +1,8 @@
 RUNTIME ERROR: Unexpected type function, expected array
 -------------------------------------------------
-	<builtin>	builtin function <filter>
+	testdata/std.filter8:1:1-36	builtin function <filter>
+
+std.filter([42], function(i) "xxx")
 
 -------------------------------------------------
 	During evaluation	

testdata/std.filter_swapped_args.golden

@@ -1,6 +1,8 @@
 RUNTIME ERROR: Unexpected type function, expected array
 -------------------------------------------------
-	<builtin>	builtin function <filter>
+	testdata/std.filter_swapped_args:1:1-38	builtin function <filter>
+
+std.filter([1,2,3], function(n) true)
 
 -------------------------------------------------
 	During evaluation	

testdata/std.flatmap5.golden

@@ -5,10 +5,14 @@ RUNTIME ERROR: a
 local failWith(x) = error x;
 
 -------------------------------------------------
-	<builtin>	builtin function <flatMap>
+	testdata/std.flatmap5:2:10-48	builtin function <flatMap>
+
+std.type(std.flatMap(failWith, ["a", "b", "c"]))
 
 -------------------------------------------------
-	<builtin>	builtin function <type>
+	testdata/std.flatmap5:2:1-49	builtin function <type>
+
+std.type(std.flatMap(failWith, ["a", "b", "c"]))
 
 -------------------------------------------------
 	During evaluation	

testdata/std.join7.golden

@@ -1,6 +1,8 @@
 RUNTIME ERROR: Unexpected type array, expected string
 -------------------------------------------------
-	<builtin>	builtin function <join>
+	testdata/std.join7:1:1-27	builtin function <join>
+
+std.join("aa", [[1], [2]])
 
 -------------------------------------------------
 	During evaluation	

testdata/std.join8.golden

@@ -1,6 +1,8 @@
 RUNTIME ERROR: Unexpected type string, expected array
 -------------------------------------------------
-	<builtin>	builtin function <join>
+	testdata/std.join8:1:1-33	builtin function <join>
+
+std.join([3, 4], [[1, 2], "56"])
 
 -------------------------------------------------
 	During evaluation	

testdata/std.makeArray_bad.golden

@@ -1,6 +1,8 @@
 RUNTIME ERROR: Unexpected type string, expected number
 -------------------------------------------------
-	<builtin>	builtin function <makeArray>
+	testdata/std.makeArray_bad:1:1-36	builtin function <makeArray>
+
+std.makeArray("xxx", function(i) i)
 
 -------------------------------------------------
 	During evaluation	

testdata/std.makeArray_bad2.golden

@@ -1,6 +1,8 @@
 RUNTIME ERROR: Unexpected type string, expected function
 -------------------------------------------------
-	<builtin>	builtin function <makeArray>
+	testdata/std.makeArray_bad2:1:1-25	builtin function <makeArray>
+
+std.makeArray(42, "xxx")
 
 -------------------------------------------------
 	During evaluation	

testdata/std.makeArray_noninteger.golden

@@ -1,6 +1,8 @@
 RUNTIME ERROR: Expected an integer, but got 2.5
 -------------------------------------------------
-	<builtin>	builtin function <makeArray>
+	testdata/std.makeArray_noninteger:1:1-34	builtin function <makeArray>
+
+std.makeArray(2.5, function(i) i)
 
 -------------------------------------------------
 	During evaluation	

testdata/std.makeArray_noninteger_big.golden

@@ -1,6 +1,8 @@
 RUNTIME ERROR: Expected an integer, but got 1e+100
 -------------------------------------------------
-	<builtin>	builtin function <makeArray>
+	testdata/std.makeArray_noninteger_big:1:1-47	builtin function <makeArray>
+
+std.makeArray(1e100, error "shouldn't happen")
 
 -------------------------------------------------
 	During evaluation	

testdata/std.md5_6.golden

@@ -1,6 +1,8 @@
 RUNTIME ERROR: Unexpected type number, expected string
 -------------------------------------------------
-	<builtin>	builtin function <md5>
+	testdata/std.md5_6:1:1-12	builtin function <md5>
+
+std.md5(42)
 
 -------------------------------------------------
 	During evaluation	

testdata/std.modulo2.golden

@@ -1,6 +1,8 @@
 RUNTIME ERROR: Unexpected type string, expected number
 -------------------------------------------------
-	<builtin>	builtin function <modulo>
+	testdata/std.modulo2:1:1-22	builtin function <modulo>
+
+std.modulo("xxx", 42)
 
 -------------------------------------------------
 	During evaluation	

testdata/std.modulo3.golden

@@ -1,6 +1,8 @@
 RUNTIME ERROR: Unexpected type string, expected number
 -------------------------------------------------
-	<builtin>	builtin function <modulo>
+	testdata/std.modulo3:1:1-22	builtin function <modulo>
+
+std.modulo("xxx", 42)
 
 -------------------------------------------------
 	During evaluation	

testdata/std.primitiveEquals10.golden

@@ -5,7 +5,9 @@ RUNTIME ERROR: x
 std.primitiveEquals(error "x", 42)
 
 -------------------------------------------------
-	<builtin>	builtin function <primitiveEquals>
+	testdata/std.primitiveEquals10:1:1-35	builtin function <primitiveEquals>
+
+std.primitiveEquals(error "x", 42)
 
 -------------------------------------------------
 	During evaluation	

testdata/std.primitiveEquals13.golden

@@ -1,6 +1,8 @@
 RUNTIME ERROR: primitiveEquals operates on primitive types, got array
 -------------------------------------------------
-	<builtin>	builtin function <primitiveEquals>
+	testdata/std.primitiveEquals13:1:1-28	builtin function <primitiveEquals>
+
+std.primitiveEquals([], [])
 
 -------------------------------------------------
 	During evaluation	

testdata/std.primitiveEquals6.golden

@@ -1,6 +1,8 @@
 RUNTIME ERROR: primitiveEquals operates on primitive types, got object
 -------------------------------------------------
-	<builtin>	builtin function <primitiveEquals>
+	testdata/std.primitiveEquals6:1:1-28	builtin function <primitiveEquals>
+
+std.primitiveEquals({}, {})
 
 -------------------------------------------------
 	During evaluation	

testdata/std.primitiveEquals7.golden

@@ -1,6 +1,8 @@
 RUNTIME ERROR: Cannot test equality of functions
 -------------------------------------------------
-	<builtin>	builtin function <primitiveEquals>
+	testdata/std.primitiveEquals7:1:1-50	builtin function <primitiveEquals>
+
+std.primitiveEquals(function() 42, function() 42)
 
 -------------------------------------------------
 	During evaluation	

testdata/std.primitiveEquals9.golden

@@ -5,7 +5,9 @@ RUNTIME ERROR: x
 std.primitiveEquals(42, error "x")
 
 -------------------------------------------------
-	<builtin>	builtin function <primitiveEquals>
+	testdata/std.primitiveEquals9:1:1-35	builtin function <primitiveEquals>
+
+std.primitiveEquals(42, error "x")
 
 -------------------------------------------------
 	During evaluation	

testdata/std.toString5.golden

@@ -5,7 +5,9 @@ RUNTIME ERROR: x
 std.toString(error "x")
 
 -------------------------------------------------
-	<builtin>	builtin function <toString>
+	testdata/std.toString5:1:1-24	builtin function <toString>
+
+std.toString(error "x")
 
 -------------------------------------------------
 	During evaluation	

testdata/strReplace3.golden

@@ -1,6 +1,8 @@
 RUNTIME ERROR: 'from' string must not be zero length.
 -------------------------------------------------
-	<builtin>	builtin function <strReplace>
+	testdata/strReplace3:1:1-35	builtin function <strReplace>
+
+std.strReplace("test", "", "blah")
 
 -------------------------------------------------
 	During evaluation	

testdata/type_error.golden

@@ -5,7 +5,9 @@ RUNTIME ERROR: xxx
 std.type(error "xxx")
 
 -------------------------------------------------
-	<builtin>	builtin function <type>
+	testdata/type_error:1:1-22	builtin function <type>
+
+std.type(error "xxx")
 
 -------------------------------------------------
 	During evaluation