// CodeMirror, copyright (c) by Marijn Haverbeke and others
// Distributed under an MIT license: https://codemirror.net/5/LICENSE
(function(mod) {
if (typeof exports == "object" && typeof module == "object") // CommonJS
mod(require("../../lib/codemirror"));
else if (typeof define == "function" && define.amd) // AMD
define(["../../lib/codemirror"], mod);
else // Plain browser env
mod(CodeMirror);
})(function(CodeMirror) {
"use strict";
CodeMirror.defineMode("xquery", function() {
// The keywords object is set to the result of this self executing
// function. Each keyword is a property of the keywords object whose
// value is {type: atype, style: astyle}
var keywords = function(){
// convenience functions used to build keywords object
function kw(type) {return {type: type, style: "keyword"};}
var operator = kw("operator")
, atom = {type: "atom", style: "atom"}
, punctuation = {type: "punctuation", style: null}
, qualifier = {type: "axis_specifier", style: "qualifier"};
// kwObj is what is return from this function at the end
var kwObj = {
',': punctuation
};
// a list of 'basic' keywords. For each add a property to kwObj with the value of
// {type: basic[i], style: "keyword"} e.g. 'after' --> {type: "after", style: "keyword"}
var basic = ['after', 'all', 'allowing', 'ancestor', 'ancestor-or-self', 'any', 'array', 'as',
'ascending', 'at', 'attribute', 'base-uri', 'before', 'boundary-space', 'by', 'case', 'cast',
'castable', 'catch', 'child', 'collation', 'comment', 'construction', 'contains', 'content',
'context', 'copy', 'copy-namespaces', 'count', 'decimal-format', 'declare', 'default', 'delete',
'descendant', 'descendant-or-self', 'descending', 'diacritics', 'different', 'distance',
'document', 'document-node', 'element', 'else', 'empty', 'empty-sequence', 'encoding', 'end',
'entire', 'every', 'exactly', 'except', 'external', 'first', 'following', 'following-sibling',
'for', 'from', 'ftand', 'ftnot', 'ft-option', 'ftor', 'function', 'fuzzy', 'greatest', 'group',
'if', 'import', 'in', 'inherit', 'insensitive', 'insert', 'instance', 'intersect', 'into',
'invoke', 'is', 'item', 'language', 'last', 'lax', 'least', 'let', 'levels', 'lowercase', 'map',
'modify', 'module', 'most', 'namespace', 'next', 'no', 'node', 'nodes', 'no-inherit',
'no-preserve', 'not', 'occurs', 'of', 'only', 'option', 'order', 'ordered', 'ordering',
'paragraph', 'paragraphs', 'parent', 'phrase', 'preceding', 'preceding-sibling', 'preserve',
'previous', 'processing-instruction', 'relationship', 'rename', 'replace', 'return',
'revalidation', 'same', 'satisfies', 'schema', 'schema-attribute', 'schema-element', 'score',
'self', 'sensitive', 'sentence', 'sentences', 'sequence', 'skip', 'sliding', 'some', 'stable',
'start', 'stemming', 'stop', 'strict', 'strip', 'switch', 'text', 'then', 'thesaurus', 'times',
'to', 'transform', 'treat', 'try', 'tumbling', 'type', 'typeswitch', 'union', 'unordered',
'update', 'updating', 'uppercase', 'using', 'validate', 'value', 'variable', 'version',
'weight', 'when', 'where', 'wildcards', 'window', 'with', 'without', 'word', 'words', 'xquery'];
for(var i=0, l=basic.length; i < l; i++) { kwObj[basic[i]] = kw(basic[i]);};
// a list of types. For each add a property to kwObj with the value of
// {type: "atom", style: "atom"}
var types = ['xs:anyAtomicType', 'xs:anySimpleType', 'xs:anyType', 'xs:anyURI',
'xs:base64Binary', 'xs:boolean', 'xs:byte', 'xs:date', 'xs:dateTime', 'xs:dateTimeStamp',
'xs:dayTimeDuration', 'xs:decimal', 'xs:double', 'xs:duration', 'xs:ENTITIES', 'xs:ENTITY',
'xs:float', 'xs:gDay', 'xs:gMonth', 'xs:gMonthDay', 'xs:gYear', 'xs:gYearMonth', 'xs:hexBinary',
'xs:ID', 'xs:IDREF', 'xs:IDREFS', 'xs:int', 'xs:integer', 'xs:item', 'xs:java', 'xs:language',
'xs:long', 'xs:Name', 'xs:NCName', 'xs:negativeInteger', 'xs:NMTOKEN', 'xs:NMTOKENS',
'xs:nonNegativeInteger', 'xs:nonPositiveInteger', 'xs:normalizedString', 'xs:NOTATION',
'xs:numeric', 'xs:positiveInteger', 'xs:precisionDecimal', 'xs:QName', 'xs:short', 'xs:string',
'xs:time', 'xs:token', 'xs:unsignedByte', 'xs:unsignedInt', 'xs:unsignedLong',
'xs:unsignedShort', 'xs:untyped', 'xs:untypedAtomic', 'xs:yearMonthDuration'];
for(var i=0, l=types.length; i < l; i++) { kwObj[types[i]] = atom;};
// each operator will add a property to kwObj with value of {type: "operator", style: "keyword"}
var operators = ['eq', 'ne', 'lt', 'le', 'gt', 'ge', ':=', '=', '>', '>=', '<', '<=', '.', '|', '?', 'and', 'or', 'div', 'idiv', 'mod', '*', '/', '+', '-'];
for(var i=0, l=operators.length; i < l; i++) { kwObj[operators[i]] = operator;};
// each axis_specifiers will add a property to kwObj with value of {type: "axis_specifier", style: "qualifier"}
var axis_specifiers = ["self::", "attribute::", "child::", "descendant::", "descendant-or-self::", "parent::",
"ancestor::", "ancestor-or-self::", "following::", "preceding::", "following-sibling::", "preceding-sibling::"];
for(var i=0, l=axis_specifiers.length; i < l; i++) { kwObj[axis_specifiers[i]] = qualifier; };
return kwObj;
}();
function chain(stream, state, f) {
state.tokenize = f;
return f(stream, state);
}
// the primary mode tokenizer
function tokenBase(stream, state) {
var ch = stream.next(),
mightBeFunction = false,
isEQName = isEQNameAhead(stream);
// an XML tag (if not in some sub, chained tokenizer)
if (ch == "<") {
if(stream.match("!--", true))
return chain(stream, state, tokenXMLComment);
if(stream.match("![CDATA", false)) {
state.tokenize = tokenCDATA;
return "tag";
}
if(stream.match("?", false)) {
return chain(stream, state, tokenPreProcessing);
}
var isclose = stream.eat("/");
stream.eatSpace();
var tagName = "", c;
while ((c = stream.eat(/[^\s\u00a0=<>\"\'\/?]/))) tagName += c;
return chain(stream, state, tokenTag(tagName, isclose));
}
// start code block
else if(ch == "{") {
pushStateStack(state, { type: "codeblock"});
return null;
}
// end code block
else if(ch == "}") {
popStateStack(state);
return null;
}
// if we're in an XML block
else if(isInXmlBlock(state)) {
if(ch == ">")
return "tag";
else if(ch == "/" && stream.eat(">")) {
popStateStack(state);
return "tag";
}
else
return "variable";
}
// if a number
else if (/\d/.test(ch)) {
stream.match(/^\d*(?:\.\d*)?(?:E[+\-]?\d+)?/);
return "atom";
}
// comment start
else if (ch === "(" && stream.eat(":")) {
pushStateStack(state, { type: "comment"});
return chain(stream, state, tokenComment);
}
// quoted string
else if (!isEQName && (ch === '"' || ch === "'"))
return chain(stream, state, tokenString(ch));
// variable
else if(ch === "$") {
return chain(stream, state, tokenVariable);
}
// assignment
else if(ch ===":" && stream.eat("=")) {
return "keyword";
}
// open paren
else if(ch === "(") {
pushStateStack(state, { type: "paren"});
return null;
}
// close paren
else if(ch === ")") {
popStateStack(state);
return null;
}
// open paren
else if(ch === "[") {
pushStateStack(state, { type: "bracket"});
return null;
}
// close paren
else if(ch === "]") {
popStateStack(state);
return null;
}
else {
var known = keywords.propertyIsEnumerable(ch) && keywords[ch];
// if there's a EQName ahead, consume the rest of the string portion, it's likely a function
if(isEQName && ch === '\"') while(stream.next() !== '"'){}
if(isEQName && ch === '\'') while(stream.next() !== '\''){}
// gobble up a word if the character is not known
if(!known) stream.eatWhile(/[\w\$_-]/);
// gobble a colon in the case that is a lib func type call fn:doc
var foundColon = stream.eat(":");
// if there's not a second colon, gobble another word. Otherwise, it's probably an axis specifier
// which should get matched as a keyword
if(!stream.eat(":") && foundColon) {
stream.eatWhile(/[\w\$_-]/);
}
// if the next non whitespace character is an open paren, this is probably a function (if not a keyword of other sort)
if(stream.match(/^[ \t]*\(/, false)) {
mightBeFunction = true;
}
// is the word a keyword?
var word = stream.current();
known = keywords.propertyIsEnumerable(word) && keywords[word];
// if we think it's a function call but not yet known,
// set style to variable for now for lack of something better
if(mightBeFunction && !known) known = {type: "function_call", style: "variable def"};
// if the previous word was element, attribute, axis specifier, this word should be the name of that
if(isInXmlConstructor(state)) {
popStateStack(state);
return "variable";
}
// as previously checked, if the word is element,attribute, axis specifier, call it an "xmlconstructor" and
// push the stack so we know to look for it on the next word
if(word == "element" || word == "attribute" || known.type == "axis_specifier") pushStateStack(state, {type: "xmlconstructor"});
// if the word is known, return the details of that else just call this a generic 'word'
return known ? known.style : "variable";
}
}
// handle comments, including nested
function tokenComment(stream, state) {
var maybeEnd = false, maybeNested = false, nestedCount = 0, ch;
while (ch = stream.next()) {
if (ch == ")" && maybeEnd) {
if(nestedCount > 0)
nestedCount--;
else {
popStateStack(state);
break;
}
}
else if(ch == ":" && maybeNested) {
nestedCount++;
}
maybeEnd = (ch == ":");
maybeNested = (ch == "(");
}
return "comment";
}
// tokenizer for string literals
// optionally pass a tokenizer function to set state.tokenize back to when finished
function tokenString(quote, f) {
return function(stream, state) {
var ch;
if(isInString(state) && stream.current() == quote) {
popStateStack(state);
if(f) state.tokenize = f;
return "string";
}
pushStateStack(state, { type: "string", name: quote, tokenize: tokenString(quote, f) });
// if we're in a string and in an XML block, allow an embedded code block
if(stream.match("{", false) && isInXmlAttributeBlock(state)) {
state.tokenize = tokenBase;
return "string";
}
while (ch = stream.next()) {
if (ch == quote) {
popStateStack(state);
if(f) state.tokenize = f;
break;
}
else {
// if we're in a string and in an XML block, allow an embedded code block in an attribute
if(stream.match("{", false) && isInXmlAttributeBlock(state)) {
state.tokenize = tokenBase;
return "string";
}
}
}
return "string";
};
}
// tokenizer for variables
function tokenVariable(stream, state) {
var isVariableChar = /[\w\$_-]/;
// a variable may start with a quoted EQName so if the next character is quote, consume to the next quote
if(stream.eat("\"")) {
while(stream.next() !== '\"'){};
stream.eat(":");
} else {
stream.eatWhile(isVariableChar);
if(!stream.match(":=", false)) stream.eat(":");
}
stream.eatWhile(isVariableChar);
state.tokenize = tokenBase;
return "variable";
}
// tokenizer for XML tags
function tokenTag(name, isclose) {
return function(stream, state) {
stream.eatSpace();
if(isclose && stream.eat(">")) {
popStateStack(state);
state.tokenize = tokenBase;
return "tag";
}
// self closing tag without attributes?
if(!stream.eat("/"))
pushStateStack(state, { type: "tag", name: name, tokenize: tokenBase});
if(!stream.eat(">")) {
state.tokenize = tokenAttribute;
return "tag";
}
else {
state.tokenize = tokenBase;
}
return "tag";
};
}
// tokenizer for XML attributes
function tokenAttribute(stream, state) {
var ch = stream.next();
if(ch == "/" && stream.eat(">")) {
if(isInXmlAttributeBlock(state)) popStateStack(state);
if(isInXmlBlock(state)) popStateStack(state);
return "tag";
}
if(ch == ">") {
if(isInXmlAttributeBlock(state)) popStateStack(state);
return "tag";
}
if(ch == "=")
return null;
// quoted string
if (ch == '"' || ch == "'")
return chain(stream, state, tokenString(ch, tokenAttribute));
if(!isInXmlAttributeBlock(state))
pushStateStack(state, { type: "attribute", tokenize: tokenAttribute});
stream.eat(/[a-zA-Z_:]/);
stream.eatWhile(/[-a-zA-Z0-9_:.]/);
stream.eatSpace();
// the case where the attribute has not value and the tag was closed
if(stream.match(">", false) || stream.match("/", false)) {
popStateStack(state);
state.tokenize = tokenBase;
}
return "attribute";
}
// handle comments, including nested
function tokenXMLComment(stream, state) {
var ch;
while (ch = stream.next()) {
if (ch == "-" && stream.match("->", true)) {
state.tokenize = tokenBase;
return "comment";
}
}
}
// handle CDATA
function tokenCDATA(stream, state) {
var ch;
while (ch = stream.next()) {
if (ch == "]" && stream.match("]", true)) {
state.tokenize = tokenBase;
return "comment";
}
}
}
// handle preprocessing instructions
function tokenPreProcessing(stream, state) {
var ch;
while (ch = stream.next()) {
if (ch == "?" && stream.match(">", true)) {
state.tokenize = tokenBase;
return "comment meta";
}
}
}
// functions to test the current context of the state
function isInXmlBlock(state) { return isIn(state, "tag"); }
function isInXmlAttributeBlock(state) { return isIn(state, "attribute"); }
function isInXmlConstructor(state) { return isIn(state, "xmlconstructor"); }
function isInString(state) { return isIn(state, "string"); }
function isEQNameAhead(stream) {
// assume we've already eaten a quote (")
if(stream.current() === '"')
return stream.match(/^[^\"]+\"\:/, false);
else if(stream.current() === '\'')
return stream.match(/^[^\"]+\'\:/, false);
else
return false;
}
function isIn(state, type) {
return (state.stack.length && state.stack[state.stack.length - 1].type == type);
}
function pushStateStack(state, newState) {
state.stack.push(newState);
}
function popStateStack(state) {
state.stack.pop();
var reinstateTokenize = state.stack.length && state.stack[state.stack.length-1].tokenize;
state.tokenize = reinstateTokenize || tokenBase;
}
// the interface for the mode API
return {
startState: function() {
return {
tokenize: tokenBase,
cc: [],
stack: []
};
},
token: function(stream, state) {
if (stream.eatSpace()) return null;
var style = state.tokenize(stream, state);
return style;
},
blockCommentStart: "(:",
blockCommentEnd: ":)"
};
});
CodeMirror.defineMIME("application/xquery", "xquery");
});
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