--- /dev/null
+(function () {
+ function forEach(arr, f) {
+ for (var i = 0, e = arr.length; i < e; ++i) f(arr[i]);
+ }
+
+ function arrayContains(arr, item) {
+ if (!Array.prototype.indexOf) {
+ var i = arr.length;
+ while (i--) {
+ if (arr[i] === item) {
+ return true;
+ }
+ }
+ return false;
+ }
+ return arr.indexOf(item) != -1;
+ }
+
+ function scriptHint(editor, _keywords, getToken) {
+ // Find the token at the cursor
+ var cur = editor.getCursor(), token = getToken(editor, cur), tprop = token;
+ // If it's not a 'word-style' token, ignore the token.
+
+ if (!/^[\w$_]*$/.test(token.string)) {
+ token = tprop = {start: cur.ch, end: cur.ch, string: "", state: token.state,
+ className: token.string == ":" ? "pig-type" : null};
+ }
+
+ if (!context) var context = [];
+ context.push(tprop);
+
+ var completionList = getCompletions(token, context);
+ completionList = completionList.sort();
+ //prevent autocomplete for last word, instead show dropdown with one word
+ if(completionList.length == 1) {
+ completionList.push(" ");
+ }
+
+ return {list: completionList,
+ from: CodeMirror.Pos(cur.line, token.start),
+ to: CodeMirror.Pos(cur.line, token.end)};
+ }
+
+ function pigHint(editor) {
+ return scriptHint(editor, pigKeywordsU, function (e, cur) {return e.getTokenAt(cur);});
+ }
+ CodeMirror.pigHint = pigHint; // deprecated
+ CodeMirror.registerHelper("hint", "pig", hinter);
+
+ var pigKeywords = "VOID IMPORT RETURNS DEFINE LOAD FILTER FOREACH ORDER CUBE DISTINCT COGROUP "
+ + "JOIN CROSS UNION SPLIT INTO IF OTHERWISE ALL AS BY USING INNER OUTER ONSCHEMA PARALLEL "
+ + "PARTITION GROUP AND OR NOT GENERATE FLATTEN ASC DESC IS STREAM THROUGH STORE MAPREDUCE "
+ + "SHIP CACHE INPUT OUTPUT STDERROR STDIN STDOUT LIMIT SAMPLE LEFT RIGHT FULL EQ GT LT GTE LTE "
+ + "NEQ MATCHES TRUE FALSE";
+ var pigKeywordsU = pigKeywords.split(" ");
+ var pigKeywordsL = pigKeywords.toLowerCase().split(" ");
+
+ var pigTypes = "BOOLEAN INT LONG FLOAT DOUBLE CHARARRAY BYTEARRAY BAG TUPLE MAP";
+ var pigTypesU = pigTypes.split(" ");
+ var pigTypesL = pigTypes.toLowerCase().split(" ");
+
+ var pigBuiltins = "ABS ACOS ARITY ASIN ATAN AVG BAGSIZE BINSTORAGE BLOOM BUILDBLOOM CBRT CEIL "
+ + "CONCAT COR COS COSH COUNT COUNT_STAR COV CONSTANTSIZE CUBEDIMENSIONS DIFF DISTINCT DOUBLEABS "
+ + "DOUBLEAVG DOUBLEBASE DOUBLEMAX DOUBLEMIN DOUBLEROUND DOUBLESUM EXP FLOOR FLOATABS FLOATAVG "
+ + "FLOATMAX FLOATMIN FLOATROUND FLOATSUM GENERICINVOKER INDEXOF INTABS INTAVG INTMAX INTMIN "
+ + "INTSUM INVOKEFORDOUBLE INVOKEFORFLOAT INVOKEFORINT INVOKEFORLONG INVOKEFORSTRING INVOKER "
+ + "ISEMPTY JSONLOADER JSONMETADATA JSONSTORAGE LAST_INDEX_OF LCFIRST LOG LOG10 LOWER LONGABS "
+ + "LONGAVG LONGMAX LONGMIN LONGSUM MAX MIN MAPSIZE MONITOREDUDF NONDETERMINISTIC OUTPUTSCHEMA "
+ + "PIGSTORAGE PIGSTREAMING RANDOM REGEX_EXTRACT REGEX_EXTRACT_ALL REPLACE ROUND SIN SINH SIZE "
+ + "SQRT STRSPLIT SUBSTRING SUM STRINGCONCAT STRINGMAX STRINGMIN STRINGSIZE TAN TANH TOBAG "
+ + "TOKENIZE TOMAP TOP TOTUPLE TRIM TEXTLOADER TUPLESIZE UCFIRST UPPER UTF8STORAGECONVERTER";
+ var pigBuiltinsU = pigBuiltins.split(" ").join("() ").split(" ");
+ var pigBuiltinsL = pigBuiltins.toLowerCase().split(" ").join("() ").split(" ");
+ var pigBuiltinsC = ("BagSize BinStorage Bloom BuildBloom ConstantSize CubeDimensions DoubleAbs "
+ + "DoubleAvg DoubleBase DoubleMax DoubleMin DoubleRound DoubleSum FloatAbs FloatAvg FloatMax "
+ + "FloatMin FloatRound FloatSum GenericInvoker IntAbs IntAvg IntMax IntMin IntSum "
+ + "InvokeForDouble InvokeForFloat InvokeForInt InvokeForLong InvokeForString Invoker "
+ + "IsEmpty JsonLoader JsonMetadata JsonStorage LongAbs LongAvg LongMax LongMin LongSum MapSize "
+ + "MonitoredUDF Nondeterministic OutputSchema PigStorage PigStreaming StringConcat StringMax "
+ + "StringMin StringSize TextLoader TupleSize Utf8StorageConverter").split(" ").join("() ").split(" ");
+
+ function getCompletions(token, context) {
+ var found = [], start = token.string;
+ function maybeAdd(str) {
+ if (str.indexOf(start) == 0 && !arrayContains(found, str)) found.push(str);
+ }
+
+ function gatherCompletions(obj) {
+ if(obj == ":") {
+ forEach(pigTypesL, maybeAdd);
+ }
+ else {
+ forEach(pigBuiltinsU, maybeAdd);
+ forEach(pigBuiltinsL, maybeAdd);
+ forEach(pigBuiltinsC, maybeAdd);
+ forEach(pigTypesU, maybeAdd);
+ forEach(pigTypesL, maybeAdd);
+ forEach(pigKeywordsU, maybeAdd);
+ forEach(pigKeywordsL, maybeAdd);
+ }
+ }
+
+ if (context) {
+ // If this is a property, see if it belongs to some object we can
+ // find in the current environment.
+ var obj = context.pop(), base;
+
+ if (obj.type == "variable")
+ base = obj.string;
+ else if(obj.type == "variable-3")
+ base = ":" + obj.string;
+
+ while (base != null && context.length)
+ base = base[context.pop().string];
+ if (base != null) gatherCompletions(base);
+ }
+ return found;
+ }
+})();