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author | Ananya Sen | 2012-07-17 14:25:53 -0700 |
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committer | Ananya Sen | 2012-07-17 14:25:53 -0700 |
commit | 09457e39532e9b35afb9c635266755bfcb9b488a (patch) | |
tree | 665dcbd41377b98dcab15ff995e9434d9db1a462 /imports/codemirror/lib/util/pig-hint.js | |
parent | f2dbca782bbaca3bed96dff808693693ba083ea9 (diff) | |
parent | 4f737b24c19ddc02d20f9783b8b080fc6ef11142 (diff) | |
download | ninja-09457e39532e9b35afb9c635266755bfcb9b488a.tar.gz |
Merge branch 'refs/heads/ninja-internal-master' into copy-paste-bugfix
Diffstat (limited to 'imports/codemirror/lib/util/pig-hint.js')
-rw-r--r-- | imports/codemirror/lib/util/pig-hint.js | 123 |
1 files changed, 123 insertions, 0 deletions
diff --git a/imports/codemirror/lib/util/pig-hint.js b/imports/codemirror/lib/util/pig-hint.js new file mode 100644 index 00000000..233b72bf --- /dev/null +++ b/imports/codemirror/lib/util/pig-hint.js | |||
@@ -0,0 +1,123 @@ | |||
1 | (function () { | ||
2 | function forEach(arr, f) { | ||
3 | for (var i = 0, e = arr.length; i < e; ++i) f(arr[i]); | ||
4 | } | ||
5 | |||
6 | function arrayContains(arr, item) { | ||
7 | if (!Array.prototype.indexOf) { | ||
8 | var i = arr.length; | ||
9 | while (i--) { | ||
10 | if (arr[i] === item) { | ||
11 | return true; | ||
12 | } | ||
13 | } | ||
14 | return false; | ||
15 | } | ||
16 | return arr.indexOf(item) != -1; | ||
17 | } | ||
18 | |||
19 | function scriptHint(editor, keywords, getToken) { | ||
20 | // Find the token at the cursor | ||
21 | var cur = editor.getCursor(), token = getToken(editor, cur), tprop = token; | ||
22 | // If it's not a 'word-style' token, ignore the token. | ||
23 | |||
24 | if (!/^[\w$_]*$/.test(token.string)) { | ||
25 | token = tprop = {start: cur.ch, end: cur.ch, string: "", state: token.state, | ||
26 | className: token.string == ":" ? "pig-type" : null}; | ||
27 | } | ||
28 | |||
29 | if (!context) var context = []; | ||
30 | context.push(tprop); | ||
31 | |||
32 | completionList = getCompletions(token, context); | ||
33 | completionList = completionList.sort(); | ||
34 | //prevent autocomplete for last word, instead show dropdown with one word | ||
35 | if(completionList.length == 1) { | ||
36 | completionList.push(" "); | ||
37 | } | ||
38 | |||
39 | return {list: completionList, | ||
40 | from: {line: cur.line, ch: token.start}, | ||
41 | to: {line: cur.line, ch: token.end}}; | ||
42 | } | ||
43 | |||
44 | CodeMirror.pigHint = function(editor) { | ||
45 | return scriptHint(editor, pigKeywordsU, function (e, cur) {return e.getTokenAt(cur);}); | ||
46 | } | ||
47 | |||
48 | function toTitleCase(str) { | ||
49 | return str.replace(/(?:^|\s)\w/g, function(match) { | ||
50 | return match.toUpperCase(); | ||
51 | }); | ||
52 | } | ||
53 | |||
54 | var pigKeywords = "VOID IMPORT RETURNS DEFINE LOAD FILTER FOREACH ORDER CUBE DISTINCT COGROUP " | ||
55 | + "JOIN CROSS UNION SPLIT INTO IF OTHERWISE ALL AS BY USING INNER OUTER ONSCHEMA PARALLEL " | ||
56 | + "PARTITION GROUP AND OR NOT GENERATE FLATTEN ASC DESC IS STREAM THROUGH STORE MAPREDUCE " | ||
57 | + "SHIP CACHE INPUT OUTPUT STDERROR STDIN STDOUT LIMIT SAMPLE LEFT RIGHT FULL EQ GT LT GTE LTE " | ||
58 | + "NEQ MATCHES TRUE FALSE"; | ||
59 | var pigKeywordsU = pigKeywords.split(" "); | ||
60 | var pigKeywordsL = pigKeywords.toLowerCase().split(" "); | ||
61 | |||
62 | var pigTypes = "BOOLEAN INT LONG FLOAT DOUBLE CHARARRAY BYTEARRAY BAG TUPLE MAP"; | ||
63 | var pigTypesU = pigTypes.split(" "); | ||
64 | var pigTypesL = pigTypes.toLowerCase().split(" "); | ||
65 | |||
66 | var pigBuiltins = "ABS ACOS ARITY ASIN ATAN AVG BAGSIZE BINSTORAGE BLOOM BUILDBLOOM CBRT CEIL " | ||
67 | + "CONCAT COR COS COSH COUNT COUNT_STAR COV CONSTANTSIZE CUBEDIMENSIONS DIFF DISTINCT DOUBLEABS " | ||
68 | + "DOUBLEAVG DOUBLEBASE DOUBLEMAX DOUBLEMIN DOUBLEROUND DOUBLESUM EXP FLOOR FLOATABS FLOATAVG " | ||
69 | + "FLOATMAX FLOATMIN FLOATROUND FLOATSUM GENERICINVOKER INDEXOF INTABS INTAVG INTMAX INTMIN " | ||
70 | + "INTSUM INVOKEFORDOUBLE INVOKEFORFLOAT INVOKEFORINT INVOKEFORLONG INVOKEFORSTRING INVOKER " | ||
71 | + "ISEMPTY JSONLOADER JSONMETADATA JSONSTORAGE LAST_INDEX_OF LCFIRST LOG LOG10 LOWER LONGABS " | ||
72 | + "LONGAVG LONGMAX LONGMIN LONGSUM MAX MIN MAPSIZE MONITOREDUDF NONDETERMINISTIC OUTPUTSCHEMA " | ||
73 | + "PIGSTORAGE PIGSTREAMING RANDOM REGEX_EXTRACT REGEX_EXTRACT_ALL REPLACE ROUND SIN SINH SIZE " | ||
74 | + "SQRT STRSPLIT SUBSTRING SUM STRINGCONCAT STRINGMAX STRINGMIN STRINGSIZE TAN TANH TOBAG " | ||
75 | + "TOKENIZE TOMAP TOP TOTUPLE TRIM TEXTLOADER TUPLESIZE UCFIRST UPPER UTF8STORAGECONVERTER"; | ||
76 | var pigBuiltinsU = pigBuiltins.split(" ").join("() ").split(" "); | ||
77 | var pigBuiltinsL = pigBuiltins.toLowerCase().split(" ").join("() ").split(" "); | ||
78 | var pigBuiltinsC = ("BagSize BinStorage Bloom BuildBloom ConstantSize CubeDimensions DoubleAbs " | ||
79 | + "DoubleAvg DoubleBase DoubleMax DoubleMin DoubleRound DoubleSum FloatAbs FloatAvg FloatMax " | ||
80 | + "FloatMin FloatRound FloatSum GenericInvoker IntAbs IntAvg IntMax IntMin IntSum " | ||
81 | + "InvokeForDouble InvokeForFloat InvokeForInt InvokeForLong InvokeForString Invoker " | ||
82 | + "IsEmpty JsonLoader JsonMetadata JsonStorage LongAbs LongAvg LongMax LongMin LongSum MapSize " | ||
83 | + "MonitoredUDF Nondeterministic OutputSchema PigStorage PigStreaming StringConcat StringMax " | ||
84 | + "StringMin StringSize TextLoader TupleSize Utf8StorageConverter").split(" ").join("() ").split(" "); | ||
85 | |||
86 | function getCompletions(token, context) { | ||
87 | var found = [], start = token.string; | ||
88 | function maybeAdd(str) { | ||
89 | if (str.indexOf(start) == 0 && !arrayContains(found, str)) found.push(str); | ||
90 | } | ||
91 | |||
92 | function gatherCompletions(obj) { | ||
93 | if(obj == ":") { | ||
94 | forEach(pigTypesL, maybeAdd); | ||
95 | } | ||
96 | else { | ||
97 | forEach(pigBuiltinsU, maybeAdd); | ||
98 | forEach(pigBuiltinsL, maybeAdd); | ||
99 | forEach(pigBuiltinsC, maybeAdd); | ||
100 | forEach(pigTypesU, maybeAdd); | ||
101 | forEach(pigTypesL, maybeAdd); | ||
102 | forEach(pigKeywordsU, maybeAdd); | ||
103 | forEach(pigKeywordsL, maybeAdd); | ||
104 | } | ||
105 | } | ||
106 | |||
107 | if (context) { | ||
108 | // If this is a property, see if it belongs to some object we can | ||
109 | // find in the current environment. | ||
110 | var obj = context.pop(), base; | ||
111 | |||
112 | if (obj.className == "pig-word") | ||
113 | base = obj.string; | ||
114 | else if(obj.className == "pig-type") | ||
115 | base = ":" + obj.string; | ||
116 | |||
117 | while (base != null && context.length) | ||
118 | base = base[context.pop().string]; | ||
119 | if (base != null) gatherCompletions(base); | ||
120 | } | ||
121 | return found; | ||
122 | } | ||
123 | })(); | ||