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