192 lines
8.7 KiB
JavaScript
192 lines
8.7 KiB
JavaScript
/*
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* Postgres Model for codemirror based on:
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* MySQL Mode for CodeMirror 2 by MySQL-Tools
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* @author James Thorne (partydroid)
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* @link http://github.com/partydroid/MySQL-Tools
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* @link http://mysqltools.org
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* @version 02/Jan/2012
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*/
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CodeMirror.defineMode("postgres", function(config) {
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var indentUnit = config.indentUnit;
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var curPunc;
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function wordRegexp(words) {
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return new RegExp("^(?:" + words.join("|") + ")$", "i");
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}
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var ops = wordRegexp(["str", "lang", "langmatches", "datatype", "bound", "sameterm", "isiri", "isuri",
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"isblank", "isliteral", "union", "a"]);
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var keywords = wordRegexp([
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('ABS'),('ACCESSIBLE'),('ADD'),('ALL'),('ALTER'),('ANALYZE'),('AND'),('ANY'),('ARRAY'),('ARRAY_AGG'),('ARRAY_MAX_CARDINALITY'),('AS'),('ASC'),('ASENSITIVE'),('AT'),('AVG'),('BEFORE'),('BEGIN'),
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('BETWEEN'),('BIGINT'),('BINARY'),('BLOB'),('BOOLEAN'),('BOTH'),('BY'),('CALL'),('CASCADE'),('CASE'),('CAST'),('CEIL'),('CEILING'),('CHANGE'),('CHAR'),('CHARACTER'),('CHARACTER_LENGTH'),
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('CHAR_LENGTH'),('CHECK'),('CLOB'),('CLOSE'),('COLLATE'),('COLLECT'),('COLUMN'),('COLUMNS'),('CONDITION'),('CONSTRAINT'),('CONTAINS'),('CONTINUE'),('CONVERT'),('CORR'),('COUNT'),('CREATE'),
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('CROSS'),('CUBE'),('CURRENT_DATE'),('CURRENT_TIME'),('CURRENT_TIMESTAMP'),('CURRENT_USER'),('CURSOR'),('CYCLE'),('DATABASE'),('DATABASES'),('DATE'),('DAY'),('DAY_HOUR'),('DAY_MICROSECOND'),
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('DAY_MINUTE'),('DAY_SECOND'),('DEC'),('DECIMAL'),('DECLARE'),('DEFAULT'),('DELAYED'),('DELETE'),('DESC'),('DESCRIBE'),('DETERMINISTIC'),('DISTINCT'),('DISTINCTROW'),('DIV'),('DOUBLE'),('DROP'),
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('DUAL'),('EACH'),('ELEMENT'),('ELSE'),('ELSEIF'),('ENCLOSED'),('END'),('EQUALS'),('ESCAPE'),('ESCAPED'),('EVERY'),('EXCEPT'),('EXEC'),('EXISTS'),('EXIT'),('EXP'),('EXPLAIN'),('EXTRACT'),
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('FALSE'),('FETCH'),('FILTER'),('FLOAT'),('FLOAT4'),('FLOAT8'),('FLOOR'),('FOR'),('FORCE'),('FOREIGN'),('FROM'),('FULL'),('FULLTEXT'),('GRANT'),('GROUP'),('GROUPS'),('HAVING'),('HIGH_PRIORITY'),
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('HOLD'),('HOUR'),('HOUR_MICROSECOND'),('HOUR_MINUTE'),('HOUR_SECOND'),('IDENTITY'),('IF'),('IGNORE'),('ILIKE'),('IN'),('INDEX'),('INFILE'),('INNER'),('INOUT'),('INSENSITIVE'),('INSERT'),('INT'),
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('INT1'),('INT2'),('INT3'),('INT4'),('INT8'),('INTEGER'),('INTERSECT'),('INTERSECTION'),('INTERVAL'),('INTO'),('IS'),('ITERATE'),('JOIN'),('KEY'),('KEYS'),('KILL'),('LAG'),('LARGE'),('LEADING'),
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('LEAVE'),('LEFT'),('LIKE'),('LIKE_REGEX'),('LIMIT'),('LINEAR'),('LINES'),('LN'),('LOAD'),('LOCALTIME'),('LOCALTIMESTAMP'),('LOCK'),('LONG'),('LONGBLOB'),('LONGTEXT'),('LOOP'),('LOWER'),
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('LOW_PRIORITY'),('MASTER_SSL_VERIFY_SERVER_CERT'),('MATCH'),('MAX'),('MEDIUMBLOB'),('MEDIUMINT'),('MEDIUMTEXT'),('MIDDLEINT'),('MIN'),('MINUTE'),('MINUTE_MICROSECOND'),('MINUTE_SECOND'),('MOD'),
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('MODIFIES'),('MODULE'),('MONTH'),('MULTISET'),('NATURAL'),('NO'),('NONE'),('NORMALIZE'),('NOT'),('NO_WRITE_TO_BINLOG'),('NULL'),('NULLIF'),('NUMERIC'),('OF'),('OFFSET'),('OLD'),('ON'),('ONLY'),
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('OPEN'),('OPTIMIZE'),('OPTION'),('OPTIONALLY'),('OR'),('ORDER'),('OUT'),('OUTER'),('OUTFILE'),('OVER'),('OVERLAY'),('PARAMETER'),('PERCENT'),('PERIOD'),('POSITION'),('POWER'),('PRECISION'),
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('PRIMARY'),('PROCEDURE'),('PURGE'),('RANGE'),('READ'),('READS'),('READ_WRITE'),('REAL'),('REFERENCES'),('REGEXP'),('RELEASE'),('RENAME'),('REPEAT'),('REPLACE'),('REQUIRE'),('RESTRICT'),
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('RESULT'),('RETURN'),('REVOKE'),('RIGHT'),('RLIKE'),('ROWS'),('SCHEMA'),('SCHEMAS'),('SECOND_MICROSECOND'),('SELECT'),('SENSITIVE'),('SEPARATOR'),('SET'),('SHOW'),('SIMILAR'),('SMALLINT'),
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('SOME'),('SPATIAL'),('SPECIFIC'),('SQL'),('SQLEXCEPTION'),('SQLSTATE'),('SQLWARNING'),('SQL_BIG_RESULT'),('SQL_CALC_FOUND_ROWS'),('SQL_SMALL_RESULT'),('SQRT'),('SSL'),('STARTING'),('STDEV'),
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('STRAIGHT_JOIN'),('SUBSTRING'),('SUM'),('TABLE'),('TERMINATED'),('THEN'),('TIME'),('TIMESTAMP'),('TINYBLOB'),('TINYINT'),('TINYTEXT'),('TO'),('TRAILING'),('TRIGGER'),('TRIM'),('TRIM_ARRAY'),
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('TRUE'),('TRUNCATE'),('UNDO'),('UNION'),('UNIQUE'),('UNKNOWN'),('UNLOCK'),('UNSIGNED'),('UPDATE'),('UPPER'),('USAGE'),('USE'),('USING'),('UTC_DATE'),('UTC_TIME'),('UTC_TIMESTAMP'),('VALUE'),
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('VALUES'),('VALUE_OF'),('VARBINARY'),('VARCHAR'),('VARCHARACTER'),('VARYING'),('WHEN'),('WHENEVER'),('WHERE'),('WHILE'),('WITH'),('WITHIN'),('WITHOUT'),('WRITE'),('XOR'),('YEAR_MONTH'),('ZEROFILL')
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]);
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var operatorChars = /[*+\-<>=&|]/;
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function tokenBase(stream, state) {
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var ch = stream.next();
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curPunc = null;
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if (ch == "$" || ch == "?") {
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stream.match(/^[\w\d]*/);
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return "variable-2";
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}
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else if (ch == "<" && !stream.match(/^[\s\u00a0=]/, false)) {
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stream.match(/^[^\s\u00a0>]*>?/);
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return "atom";
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}
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else if (ch == "\"" || ch == "'") {
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state.tokenize = tokenLiteral(ch);
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return state.tokenize(stream, state);
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}
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else if (ch == "`") {
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state.tokenize = tokenOpLiteral(ch);
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return state.tokenize(stream, state);
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}
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else if (/[{}\(\),\.;\[\]]/.test(ch)) {
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curPunc = ch;
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return null;
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}
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else if (ch == "-") {
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var ch2 = stream.next();
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if (ch2=="-") {
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stream.skipToEnd();
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return "comment";
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}
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}
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else if (operatorChars.test(ch)) {
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stream.eatWhile(operatorChars);
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return null;
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}
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else if (ch == ":") {
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stream.eatWhile(/[\w\d\._\-]/);
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return "atom";
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}
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else {
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stream.eatWhile(/[_\w\d]/);
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if (stream.eat(":")) {
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stream.eatWhile(/[\w\d_\-]/);
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return "atom";
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}
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var word = stream.current(), type;
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if (ops.test(word))
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return null;
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else if (keywords.test(word))
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return "keyword";
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else
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return "variable";
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}
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}
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function tokenLiteral(quote) {
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return function(stream, state) {
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var escaped = false, ch;
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while ((ch = stream.next()) != null) {
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if (ch == quote && !escaped) {
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state.tokenize = tokenBase;
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break;
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}
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escaped = !escaped && ch == "\\";
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}
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return "string";
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};
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}
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function tokenOpLiteral(quote) {
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return function(stream, state) {
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var escaped = false, ch;
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while ((ch = stream.next()) != null) {
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if (ch == quote && !escaped) {
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state.tokenize = tokenBase;
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break;
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}
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escaped = !escaped && ch == "\\";
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}
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return "variable-2";
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};
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}
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function pushContext(state, type, col) {
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state.context = {prev: state.context, indent: state.indent, col: col, type: type};
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}
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function popContext(state) {
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state.indent = state.context.indent;
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state.context = state.context.prev;
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}
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return {
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startState: function(base) {
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return {tokenize: tokenBase,
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context: null,
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indent: 0,
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col: 0};
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},
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token: function(stream, state) {
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if (stream.sol()) {
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if (state.context && state.context.align == null) state.context.align = false;
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state.indent = stream.indentation();
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}
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if (stream.eatSpace()) return null;
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var style = state.tokenize(stream, state);
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if (style != "comment" && state.context && state.context.align == null && state.context.type != "pattern") {
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state.context.align = true;
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}
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if (curPunc == "(") pushContext(state, ")", stream.column());
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else if (curPunc == "[") pushContext(state, "]", stream.column());
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else if (curPunc == "{") pushContext(state, "}", stream.column());
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else if (/[\]\}\)]/.test(curPunc)) {
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while (state.context && state.context.type == "pattern") popContext(state);
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if (state.context && curPunc == state.context.type) popContext(state);
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}
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else if (curPunc == "." && state.context && state.context.type == "pattern") popContext(state);
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else if (/atom|string|variable/.test(style) && state.context) {
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if (/[\}\]]/.test(state.context.type))
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pushContext(state, "pattern", stream.column());
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else if (state.context.type == "pattern" && !state.context.align) {
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state.context.align = true;
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state.context.col = stream.column();
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}
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}
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return style;
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},
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indent: function(state, textAfter) {
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var firstChar = textAfter && textAfter.charAt(0);
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var context = state.context;
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if (/[\]\}]/.test(firstChar))
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while (context && context.type == "pattern") context = context.prev;
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var closing = context && firstChar == context.type;
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if (!context)
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return 0;
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else if (context.type == "pattern")
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return context.col;
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else if (context.align)
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return context.col + (closing ? 0 : 1);
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else
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return context.indent + (closing ? 0 : indentUnit);
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}
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};
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});
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CodeMirror.defineMIME("text/x-postgres", "postgres");
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